diff --git a/demos/STM32/RT-STM32H735IG-DISCOVERY/.cproject b/demos/STM32/RT-STM32H735IG-DISCOVERY/.cproject
new file mode 100644
index 000000000..954e40f1f
--- /dev/null
+++ b/demos/STM32/RT-STM32H735IG-DISCOVERY/.cproject
@@ -0,0 +1,50 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/demos/STM32/RT-STM32H735IG-DISCOVERY/.project b/demos/STM32/RT-STM32H735IG-DISCOVERY/.project
new file mode 100644
index 000000000..c80d19c67
--- /dev/null
+++ b/demos/STM32/RT-STM32H735IG-DISCOVERY/.project
@@ -0,0 +1,95 @@
+
+
+ RT-STM32H735IG-DISCOVERY
+
+
+
+
+
+ org.eclipse.cdt.managedbuilder.core.genmakebuilder
+ clean,full,incremental,
+
+
+ ?name?
+
+
+
+ org.eclipse.cdt.make.core.append_environment
+ true
+
+
+ org.eclipse.cdt.make.core.autoBuildTarget
+ all
+
+
+ org.eclipse.cdt.make.core.buildArguments
+ -j1
+
+
+ org.eclipse.cdt.make.core.buildCommand
+ make
+
+
+ org.eclipse.cdt.make.core.cleanBuildTarget
+ clean
+
+
+ org.eclipse.cdt.make.core.contents
+ org.eclipse.cdt.make.core.activeConfigSettings
+
+
+ org.eclipse.cdt.make.core.enableAutoBuild
+ false
+
+
+ org.eclipse.cdt.make.core.enableCleanBuild
+ true
+
+
+ org.eclipse.cdt.make.core.enableFullBuild
+ true
+
+
+ org.eclipse.cdt.make.core.fullBuildTarget
+ all
+
+
+ org.eclipse.cdt.make.core.stopOnError
+ true
+
+
+ org.eclipse.cdt.make.core.useDefaultBuildCmd
+ true
+
+
+
+
+ org.eclipse.cdt.managedbuilder.core.ScannerConfigBuilder
+ full,incremental,
+
+
+
+
+
+ org.eclipse.cdt.core.cnature
+ org.eclipse.cdt.managedbuilder.core.managedBuildNature
+ org.eclipse.cdt.managedbuilder.core.ScannerConfigNature
+
+
+
+ board
+ 2
+ CHIBIOS/os/hal/boards/ST_STM32H735IG_DISCOVERY
+
+
+ os
+ 2
+ CHIBIOS/os
+
+
+ test
+ 2
+ CHIBIOS/test
+
+
+
diff --git a/demos/STM32/RT-STM32H735IG-DISCOVERY/Makefile b/demos/STM32/RT-STM32H735IG-DISCOVERY/Makefile
new file mode 100644
index 000000000..c1b05e688
--- /dev/null
+++ b/demos/STM32/RT-STM32H735IG-DISCOVERY/Makefile
@@ -0,0 +1,189 @@
+##############################################################################
+# Build global options
+# NOTE: Can be overridden externally.
+#
+
+# Compiler options here.
+ifeq ($(USE_OPT),)
+ USE_OPT = -O2 -ggdb -fomit-frame-pointer -falign-functions=16
+endif
+
+# C specific options here (added to USE_OPT).
+ifeq ($(USE_COPT),)
+ USE_COPT =
+endif
+
+# C++ specific options here (added to USE_OPT).
+ifeq ($(USE_CPPOPT),)
+ USE_CPPOPT = -fno-rtti
+endif
+
+# Enable this if you want the linker to remove unused code and data.
+ifeq ($(USE_LINK_GC),)
+ USE_LINK_GC = yes
+endif
+
+# Linker extra options here.
+ifeq ($(USE_LDOPT),)
+ USE_LDOPT =
+endif
+
+# Enable this if you want link time optimizations (LTO).
+ifeq ($(USE_LTO),)
+ USE_LTO = yes
+endif
+
+# Enable this if you want to see the full log while compiling.
+ifeq ($(USE_VERBOSE_COMPILE),)
+ USE_VERBOSE_COMPILE = no
+endif
+
+# If enabled, this option makes the build process faster by not compiling
+# modules not used in the current configuration.
+ifeq ($(USE_SMART_BUILD),)
+ USE_SMART_BUILD = yes
+endif
+
+#
+# Build global options
+##############################################################################
+
+##############################################################################
+# Architecture or project specific options
+#
+
+# Stack size to be allocated to the Cortex-M process stack. This stack is
+# the stack used by the main() thread.
+ifeq ($(USE_PROCESS_STACKSIZE),)
+ USE_PROCESS_STACKSIZE = 0x400
+endif
+
+# Stack size to the allocated to the Cortex-M main/exceptions stack. This
+# stack is used for processing interrupts and exceptions.
+ifeq ($(USE_EXCEPTIONS_STACKSIZE),)
+ USE_EXCEPTIONS_STACKSIZE = 0x400
+endif
+
+# Enables the use of FPU (no, softfp, hard).
+ifeq ($(USE_FPU),)
+ USE_FPU = no
+endif
+
+# FPU-related options.
+ifeq ($(USE_FPU_OPT),)
+ USE_FPU_OPT = -mfloat-abi=$(USE_FPU) -mfpu=fpv5-d16
+endif
+
+#
+# Architecture or project specific options
+##############################################################################
+
+##############################################################################
+# Project, target, sources and paths
+#
+
+# Define project name here
+PROJECT = ch
+
+# Target settings.
+MCU = cortex-m7
+
+# Imported source files and paths.
+CHIBIOS := ../../..
+CONFDIR := ./cfg
+BUILDDIR := ./build
+DEPDIR := ./.dep
+
+# Licensing files.
+include $(CHIBIOS)/os/license/license.mk
+# Startup files.
+include $(CHIBIOS)/os/common/startup/ARMCMx/compilers/GCC/mk/startup_stm32h7xx.mk
+# HAL-OSAL files (optional).
+include $(CHIBIOS)/os/hal/hal.mk
+include $(CHIBIOS)/os/hal/ports/STM32/STM32H7xx/platform_type2.mk
+include $(CHIBIOS)/os/hal/boards/ST_STM32H735IG_DISCOVERY/board.mk
+include $(CHIBIOS)/os/hal/osal/rt-nil/osal.mk
+# RTOS files (optional).
+include $(CHIBIOS)/os/rt/rt.mk
+include $(CHIBIOS)/os/common/ports/ARMv7-M/compilers/GCC/mk/port.mk
+# Auto-build files in ./source recursively.
+include $(CHIBIOS)/tools/mk/autobuild.mk
+# Other files (optional).
+include $(CHIBIOS)/os/test/test.mk
+include $(CHIBIOS)/test/rt/rt_test.mk
+include $(CHIBIOS)/test/oslib/oslib_test.mk
+
+# Define linker script file here
+LDSCRIPT= $(STARTUPLD)/STM32H735xG_ITCM64k.ld
+
+# C sources that can be compiled in ARM or THUMB mode depending on the global
+# setting.
+CSRC = $(ALLCSRC) \
+ $(TESTSRC) \
+ main.c
+
+# C++ sources that can be compiled in ARM or THUMB mode depending on the global
+# setting.
+CPPSRC = $(ALLCPPSRC)
+
+# List ASM source files here.
+ASMSRC = $(ALLASMSRC)
+
+# List ASM with preprocessor source files here.
+ASMXSRC = $(ALLXASMSRC)
+
+# Inclusion directories.
+INCDIR = $(CONFDIR) $(ALLINC) $(TESTINC)
+
+# Define C warning options here.
+CWARN = -Wall -Wextra -Wundef -Wstrict-prototypes
+
+# Define C++ warning options here.
+CPPWARN = -Wall -Wextra -Wundef
+
+#
+# Project, target, sources and paths
+##############################################################################
+
+##############################################################################
+# Start of user section
+#
+
+# List all user C define here, like -D_DEBUG=1
+UDEFS = -DCORE_CM7
+
+# Define ASM defines here
+UADEFS =
+
+# List all user directories here
+UINCDIR =
+
+# List the user directory to look for the libraries here
+ULIBDIR =
+
+# List all user libraries here
+ULIBS =
+
+#
+# End of user section
+##############################################################################
+
+##############################################################################
+# Common rules
+#
+
+RULESPATH = $(CHIBIOS)/os/common/startup/ARMCMx/compilers/GCC/mk
+include $(RULESPATH)/arm-none-eabi.mk
+include $(RULESPATH)/rules.mk
+
+#
+# Common rules
+##############################################################################
+
+##############################################################################
+# Custom rules
+#
+
+#
+# Custom rules
+##############################################################################
diff --git a/demos/STM32/RT-STM32H735IG-DISCOVERY/cfg/chconf.h b/demos/STM32/RT-STM32H735IG-DISCOVERY/cfg/chconf.h
new file mode 100644
index 000000000..ae7d2d5fd
--- /dev/null
+++ b/demos/STM32/RT-STM32H735IG-DISCOVERY/cfg/chconf.h
@@ -0,0 +1,840 @@
+/*
+ ChibiOS - Copyright (C) 2006..2020 Giovanni Di Sirio
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+/**
+ * @file rt/templates/chconf.h
+ * @brief Configuration file template.
+ * @details A copy of this file must be placed in each project directory, it
+ * contains the application specific kernel settings.
+ *
+ * @addtogroup config
+ * @details Kernel related settings and hooks.
+ * @{
+ */
+
+#ifndef CHCONF_H
+#define CHCONF_H
+
+#define _CHIBIOS_RT_CONF_
+#define _CHIBIOS_RT_CONF_VER_7_0_
+
+/*===========================================================================*/
+/**
+ * @name System settings
+ * @{
+ */
+/*===========================================================================*/
+
+/**
+ * @brief Handling of instances.
+ * @note If enabled then threads assigned to various instances can
+ * interact each other using the same synchronization objects.
+ * If disabled then each OS instance is a separate world, no
+ * direct interactions are handled by the OS.
+ */
+#if !defined(CH_CFG_SMP_MODE)
+#define CH_CFG_SMP_MODE FALSE
+#endif
+
+/** @} */
+
+/*===========================================================================*/
+/**
+ * @name System timers settings
+ * @{
+ */
+/*===========================================================================*/
+
+/**
+ * @brief System time counter resolution.
+ * @note Allowed values are 16, 32 or 64 bits.
+ */
+#if !defined(CH_CFG_ST_RESOLUTION)
+#define CH_CFG_ST_RESOLUTION 32
+#endif
+
+/**
+ * @brief System tick frequency.
+ * @details Frequency of the system timer that drives the system ticks. This
+ * setting also defines the system tick time unit.
+ */
+#if !defined(CH_CFG_ST_FREQUENCY)
+#define CH_CFG_ST_FREQUENCY 10000
+#endif
+
+/**
+ * @brief Time intervals data size.
+ * @note Allowed values are 16, 32 or 64 bits.
+ */
+#if !defined(CH_CFG_INTERVALS_SIZE)
+#define CH_CFG_INTERVALS_SIZE 32
+#endif
+
+/**
+ * @brief Time types data size.
+ * @note Allowed values are 16 or 32 bits.
+ */
+#if !defined(CH_CFG_TIME_TYPES_SIZE)
+#define CH_CFG_TIME_TYPES_SIZE 32
+#endif
+
+/**
+ * @brief Time delta constant for the tick-less mode.
+ * @note If this value is zero then the system uses the classic
+ * periodic tick. This value represents the minimum number
+ * of ticks that is safe to specify in a timeout directive.
+ * The value one is not valid, timeouts are rounded up to
+ * this value.
+ */
+#if !defined(CH_CFG_ST_TIMEDELTA)
+#define CH_CFG_ST_TIMEDELTA 2
+#endif
+
+/** @} */
+
+/*===========================================================================*/
+/**
+ * @name Kernel parameters and options
+ * @{
+ */
+/*===========================================================================*/
+
+/**
+ * @brief Round robin interval.
+ * @details This constant is the number of system ticks allowed for the
+ * threads before preemption occurs. Setting this value to zero
+ * disables the preemption for threads with equal priority and the
+ * round robin becomes cooperative. Note that higher priority
+ * threads can still preempt, the kernel is always preemptive.
+ * @note Disabling the round robin preemption makes the kernel more compact
+ * and generally faster.
+ * @note The round robin preemption is not supported in tickless mode and
+ * must be set to zero in that case.
+ */
+#if !defined(CH_CFG_TIME_QUANTUM)
+#define CH_CFG_TIME_QUANTUM 0
+#endif
+
+/**
+ * @brief Idle thread automatic spawn suppression.
+ * @details When this option is activated the function @p chSysInit()
+ * does not spawn the idle thread. The application @p main()
+ * function becomes the idle thread and must implement an
+ * infinite loop.
+ */
+#if !defined(CH_CFG_NO_IDLE_THREAD)
+#define CH_CFG_NO_IDLE_THREAD FALSE
+#endif
+
+/**
+ * @brief Kernel hardening level.
+ * @details This option is the level of functional-safety checks enabled
+ * in the kerkel. The meaning is:
+ * - 0: No checks, maximum performance.
+ * - 1: Reasonable checks.
+ * - 2: All checks.
+ * .
+ */
+#if !defined(CH_CFG_HARDENING_LEVEL)
+#define CH_CFG_HARDENING_LEVEL 0
+#endif
+
+/** @} */
+
+/*===========================================================================*/
+/**
+ * @name Performance options
+ * @{
+ */
+/*===========================================================================*/
+
+/**
+ * @brief OS optimization.
+ * @details If enabled then time efficient rather than space efficient code
+ * is used when two possible implementations exist.
+ *
+ * @note This is not related to the compiler optimization options.
+ * @note The default is @p TRUE.
+ */
+#if !defined(CH_CFG_OPTIMIZE_SPEED)
+#define CH_CFG_OPTIMIZE_SPEED TRUE
+#endif
+
+/** @} */
+
+/*===========================================================================*/
+/**
+ * @name Subsystem options
+ * @{
+ */
+/*===========================================================================*/
+
+/**
+ * @brief Time Measurement APIs.
+ * @details If enabled then the time measurement APIs are included in
+ * the kernel.
+ *
+ * @note The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_TM)
+#define CH_CFG_USE_TM TRUE
+#endif
+
+/**
+ * @brief Time Stamps APIs.
+ * @details If enabled then the time stamps APIs are included in the kernel.
+ *
+ * @note The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_TIMESTAMP)
+#define CH_CFG_USE_TIMESTAMP TRUE
+#endif
+
+/**
+ * @brief Threads registry APIs.
+ * @details If enabled then the registry APIs are included in the kernel.
+ *
+ * @note The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_REGISTRY)
+#define CH_CFG_USE_REGISTRY TRUE
+#endif
+
+/**
+ * @brief Threads synchronization APIs.
+ * @details If enabled then the @p chThdWait() function is included in
+ * the kernel.
+ *
+ * @note The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_WAITEXIT)
+#define CH_CFG_USE_WAITEXIT TRUE
+#endif
+
+/**
+ * @brief Semaphores APIs.
+ * @details If enabled then the Semaphores APIs are included in the kernel.
+ *
+ * @note The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_SEMAPHORES)
+#define CH_CFG_USE_SEMAPHORES TRUE
+#endif
+
+/**
+ * @brief Semaphores queuing mode.
+ * @details If enabled then the threads are enqueued on semaphores by
+ * priority rather than in FIFO order.
+ *
+ * @note The default is @p FALSE. Enable this if you have special
+ * requirements.
+ * @note Requires @p CH_CFG_USE_SEMAPHORES.
+ */
+#if !defined(CH_CFG_USE_SEMAPHORES_PRIORITY)
+#define CH_CFG_USE_SEMAPHORES_PRIORITY FALSE
+#endif
+
+/**
+ * @brief Mutexes APIs.
+ * @details If enabled then the mutexes APIs are included in the kernel.
+ *
+ * @note The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_MUTEXES)
+#define CH_CFG_USE_MUTEXES TRUE
+#endif
+
+/**
+ * @brief Enables recursive behavior on mutexes.
+ * @note Recursive mutexes are heavier and have an increased
+ * memory footprint.
+ *
+ * @note The default is @p FALSE.
+ * @note Requires @p CH_CFG_USE_MUTEXES.
+ */
+#if !defined(CH_CFG_USE_MUTEXES_RECURSIVE)
+#define CH_CFG_USE_MUTEXES_RECURSIVE FALSE
+#endif
+
+/**
+ * @brief Conditional Variables APIs.
+ * @details If enabled then the conditional variables APIs are included
+ * in the kernel.
+ *
+ * @note The default is @p TRUE.
+ * @note Requires @p CH_CFG_USE_MUTEXES.
+ */
+#if !defined(CH_CFG_USE_CONDVARS)
+#define CH_CFG_USE_CONDVARS TRUE
+#endif
+
+/**
+ * @brief Conditional Variables APIs with timeout.
+ * @details If enabled then the conditional variables APIs with timeout
+ * specification are included in the kernel.
+ *
+ * @note The default is @p TRUE.
+ * @note Requires @p CH_CFG_USE_CONDVARS.
+ */
+#if !defined(CH_CFG_USE_CONDVARS_TIMEOUT)
+#define CH_CFG_USE_CONDVARS_TIMEOUT TRUE
+#endif
+
+/**
+ * @brief Events Flags APIs.
+ * @details If enabled then the event flags APIs are included in the kernel.
+ *
+ * @note The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_EVENTS)
+#define CH_CFG_USE_EVENTS TRUE
+#endif
+
+/**
+ * @brief Events Flags APIs with timeout.
+ * @details If enabled then the events APIs with timeout specification
+ * are included in the kernel.
+ *
+ * @note The default is @p TRUE.
+ * @note Requires @p CH_CFG_USE_EVENTS.
+ */
+#if !defined(CH_CFG_USE_EVENTS_TIMEOUT)
+#define CH_CFG_USE_EVENTS_TIMEOUT TRUE
+#endif
+
+/**
+ * @brief Synchronous Messages APIs.
+ * @details If enabled then the synchronous messages APIs are included
+ * in the kernel.
+ *
+ * @note The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_MESSAGES)
+#define CH_CFG_USE_MESSAGES TRUE
+#endif
+
+/**
+ * @brief Synchronous Messages queuing mode.
+ * @details If enabled then messages are served by priority rather than in
+ * FIFO order.
+ *
+ * @note The default is @p FALSE. Enable this if you have special
+ * requirements.
+ * @note Requires @p CH_CFG_USE_MESSAGES.
+ */
+#if !defined(CH_CFG_USE_MESSAGES_PRIORITY)
+#define CH_CFG_USE_MESSAGES_PRIORITY FALSE
+#endif
+
+/**
+ * @brief Dynamic Threads APIs.
+ * @details If enabled then the dynamic threads creation APIs are included
+ * in the kernel.
+ *
+ * @note The default is @p TRUE.
+ * @note Requires @p CH_CFG_USE_WAITEXIT.
+ * @note Requires @p CH_CFG_USE_HEAP and/or @p CH_CFG_USE_MEMPOOLS.
+ */
+#if !defined(CH_CFG_USE_DYNAMIC)
+#define CH_CFG_USE_DYNAMIC TRUE
+#endif
+
+/** @} */
+
+/*===========================================================================*/
+/**
+ * @name OSLIB options
+ * @{
+ */
+/*===========================================================================*/
+
+/**
+ * @brief Mailboxes APIs.
+ * @details If enabled then the asynchronous messages (mailboxes) APIs are
+ * included in the kernel.
+ *
+ * @note The default is @p TRUE.
+ * @note Requires @p CH_CFG_USE_SEMAPHORES.
+ */
+#if !defined(CH_CFG_USE_MAILBOXES)
+#define CH_CFG_USE_MAILBOXES TRUE
+#endif
+
+/**
+ * @brief Memory checks APIs.
+ * @details If enabled then the memory checks APIs are included in the kernel.
+ *
+ * @note The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_MEMCHECKS)
+#define CH_CFG_USE_MEMCHECKS TRUE
+#endif
+
+/**
+ * @brief Core Memory Manager APIs.
+ * @details If enabled then the core memory manager APIs are included
+ * in the kernel.
+ *
+ * @note The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_MEMCORE)
+#define CH_CFG_USE_MEMCORE TRUE
+#endif
+
+/**
+ * @brief Managed RAM size.
+ * @details Size of the RAM area to be managed by the OS. If set to zero
+ * then the whole available RAM is used. The core memory is made
+ * available to the heap allocator and/or can be used directly through
+ * the simplified core memory allocator.
+ *
+ * @note In order to let the OS manage the whole RAM the linker script must
+ * provide the @p __heap_base__ and @p __heap_end__ symbols.
+ * @note Requires @p CH_CFG_USE_MEMCORE.
+ */
+#if !defined(CH_CFG_MEMCORE_SIZE)
+#define CH_CFG_MEMCORE_SIZE 0
+#endif
+
+/**
+ * @brief Heap Allocator APIs.
+ * @details If enabled then the memory heap allocator APIs are included
+ * in the kernel.
+ *
+ * @note The default is @p TRUE.
+ * @note Requires @p CH_CFG_USE_MEMCORE and either @p CH_CFG_USE_MUTEXES or
+ * @p CH_CFG_USE_SEMAPHORES.
+ * @note Mutexes are recommended.
+ */
+#if !defined(CH_CFG_USE_HEAP)
+#define CH_CFG_USE_HEAP TRUE
+#endif
+
+/**
+ * @brief Memory Pools Allocator APIs.
+ * @details If enabled then the memory pools allocator APIs are included
+ * in the kernel.
+ *
+ * @note The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_MEMPOOLS)
+#define CH_CFG_USE_MEMPOOLS TRUE
+#endif
+
+/**
+ * @brief Objects FIFOs APIs.
+ * @details If enabled then the objects FIFOs APIs are included
+ * in the kernel.
+ *
+ * @note The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_OBJ_FIFOS)
+#define CH_CFG_USE_OBJ_FIFOS TRUE
+#endif
+
+/**
+ * @brief Pipes APIs.
+ * @details If enabled then the pipes APIs are included
+ * in the kernel.
+ *
+ * @note The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_PIPES)
+#define CH_CFG_USE_PIPES TRUE
+#endif
+
+/**
+ * @brief Objects Caches APIs.
+ * @details If enabled then the objects caches APIs are included
+ * in the kernel.
+ *
+ * @note The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_OBJ_CACHES)
+#define CH_CFG_USE_OBJ_CACHES TRUE
+#endif
+
+/**
+ * @brief Delegate threads APIs.
+ * @details If enabled then the delegate threads APIs are included
+ * in the kernel.
+ *
+ * @note The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_DELEGATES)
+#define CH_CFG_USE_DELEGATES TRUE
+#endif
+
+/**
+ * @brief Jobs Queues APIs.
+ * @details If enabled then the jobs queues APIs are included
+ * in the kernel.
+ *
+ * @note The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_JOBS)
+#define CH_CFG_USE_JOBS TRUE
+#endif
+
+/** @} */
+
+/*===========================================================================*/
+/**
+ * @name Objects factory options
+ * @{
+ */
+/*===========================================================================*/
+
+/**
+ * @brief Objects Factory APIs.
+ * @details If enabled then the objects factory APIs are included in the
+ * kernel.
+ *
+ * @note The default is @p FALSE.
+ */
+#if !defined(CH_CFG_USE_FACTORY)
+#define CH_CFG_USE_FACTORY TRUE
+#endif
+
+/**
+ * @brief Maximum length for object names.
+ * @details If the specified length is zero then the name is stored by
+ * pointer but this could have unintended side effects.
+ */
+#if !defined(CH_CFG_FACTORY_MAX_NAMES_LENGTH)
+#define CH_CFG_FACTORY_MAX_NAMES_LENGTH 8
+#endif
+
+/**
+ * @brief Enables the registry of generic objects.
+ */
+#if !defined(CH_CFG_FACTORY_OBJECTS_REGISTRY)
+#define CH_CFG_FACTORY_OBJECTS_REGISTRY TRUE
+#endif
+
+/**
+ * @brief Enables factory for generic buffers.
+ */
+#if !defined(CH_CFG_FACTORY_GENERIC_BUFFERS)
+#define CH_CFG_FACTORY_GENERIC_BUFFERS TRUE
+#endif
+
+/**
+ * @brief Enables factory for semaphores.
+ */
+#if !defined(CH_CFG_FACTORY_SEMAPHORES)
+#define CH_CFG_FACTORY_SEMAPHORES TRUE
+#endif
+
+/**
+ * @brief Enables factory for mailboxes.
+ */
+#if !defined(CH_CFG_FACTORY_MAILBOXES)
+#define CH_CFG_FACTORY_MAILBOXES TRUE
+#endif
+
+/**
+ * @brief Enables factory for objects FIFOs.
+ */
+#if !defined(CH_CFG_FACTORY_OBJ_FIFOS)
+#define CH_CFG_FACTORY_OBJ_FIFOS TRUE
+#endif
+
+/**
+ * @brief Enables factory for Pipes.
+ */
+#if !defined(CH_CFG_FACTORY_PIPES) || defined(__DOXYGEN__)
+#define CH_CFG_FACTORY_PIPES TRUE
+#endif
+
+/** @} */
+
+/*===========================================================================*/
+/**
+ * @name Debug options
+ * @{
+ */
+/*===========================================================================*/
+
+/**
+ * @brief Debug option, kernel statistics.
+ *
+ * @note The default is @p FALSE.
+ */
+#if !defined(CH_DBG_STATISTICS)
+#define CH_DBG_STATISTICS FALSE
+#endif
+
+/**
+ * @brief Debug option, system state check.
+ * @details If enabled the correct call protocol for system APIs is checked
+ * at runtime.
+ *
+ * @note The default is @p FALSE.
+ */
+#if !defined(CH_DBG_SYSTEM_STATE_CHECK)
+#define CH_DBG_SYSTEM_STATE_CHECK FALSE
+#endif
+
+/**
+ * @brief Debug option, parameters checks.
+ * @details If enabled then the checks on the API functions input
+ * parameters are activated.
+ *
+ * @note The default is @p FALSE.
+ */
+#if !defined(CH_DBG_ENABLE_CHECKS)
+#define CH_DBG_ENABLE_CHECKS FALSE
+#endif
+
+/**
+ * @brief Debug option, consistency checks.
+ * @details If enabled then all the assertions in the kernel code are
+ * activated. This includes consistency checks inside the kernel,
+ * runtime anomalies and port-defined checks.
+ *
+ * @note The default is @p FALSE.
+ */
+#if !defined(CH_DBG_ENABLE_ASSERTS)
+#define CH_DBG_ENABLE_ASSERTS FALSE
+#endif
+
+/**
+ * @brief Debug option, trace buffer.
+ * @details If enabled then the trace buffer is activated.
+ *
+ * @note The default is @p CH_DBG_TRACE_MASK_DISABLED.
+ */
+#if !defined(CH_DBG_TRACE_MASK)
+#define CH_DBG_TRACE_MASK CH_DBG_TRACE_MASK_DISABLED
+#endif
+
+/**
+ * @brief Trace buffer entries.
+ * @note The trace buffer is only allocated if @p CH_DBG_TRACE_MASK is
+ * different from @p CH_DBG_TRACE_MASK_DISABLED.
+ */
+#if !defined(CH_DBG_TRACE_BUFFER_SIZE)
+#define CH_DBG_TRACE_BUFFER_SIZE 128
+#endif
+
+/**
+ * @brief Debug option, stack checks.
+ * @details If enabled then a runtime stack check is performed.
+ *
+ * @note The default is @p FALSE.
+ * @note The stack check is performed in a architecture/port dependent way.
+ * It may not be implemented or some ports.
+ * @note The default failure mode is to halt the system with the global
+ * @p panic_msg variable set to @p NULL.
+ */
+#if !defined(CH_DBG_ENABLE_STACK_CHECK)
+#define CH_DBG_ENABLE_STACK_CHECK FALSE
+#endif
+
+/**
+ * @brief Debug option, stacks initialization.
+ * @details If enabled then the threads working area is filled with a byte
+ * value when a thread is created. This can be useful for the
+ * runtime measurement of the used stack.
+ *
+ * @note The default is @p FALSE.
+ */
+#if !defined(CH_DBG_FILL_THREADS)
+#define CH_DBG_FILL_THREADS FALSE
+#endif
+
+/**
+ * @brief Debug option, threads profiling.
+ * @details If enabled then a field is added to the @p thread_t structure that
+ * counts the system ticks occurred while executing the thread.
+ *
+ * @note The default is @p FALSE.
+ * @note This debug option is not currently compatible with the
+ * tickless mode.
+ */
+#if !defined(CH_DBG_THREADS_PROFILING)
+#define CH_DBG_THREADS_PROFILING FALSE
+#endif
+
+/** @} */
+
+/*===========================================================================*/
+/**
+ * @name Kernel hooks
+ * @{
+ */
+/*===========================================================================*/
+
+/**
+ * @brief System structure extension.
+ * @details User fields added to the end of the @p ch_system_t structure.
+ */
+#define CH_CFG_SYSTEM_EXTRA_FIELDS \
+ /* Add system custom fields here.*/
+
+/**
+ * @brief System initialization hook.
+ * @details User initialization code added to the @p chSysInit() function
+ * just before interrupts are enabled globally.
+ */
+#define CH_CFG_SYSTEM_INIT_HOOK() { \
+ /* Add system initialization code here.*/ \
+}
+
+/**
+ * @brief OS instance structure extension.
+ * @details User fields added to the end of the @p os_instance_t structure.
+ */
+#define CH_CFG_OS_INSTANCE_EXTRA_FIELDS \
+ /* Add OS instance custom fields here.*/
+
+/**
+ * @brief OS instance initialization hook.
+ *
+ * @param[in] oip pointer to the @p os_instance_t structure
+ */
+#define CH_CFG_OS_INSTANCE_INIT_HOOK(oip) { \
+ /* Add OS instance initialization code here.*/ \
+}
+
+/**
+ * @brief Threads descriptor structure extension.
+ * @details User fields added to the end of the @p thread_t structure.
+ */
+#define CH_CFG_THREAD_EXTRA_FIELDS \
+ /* Add threads custom fields here.*/
+
+/**
+ * @brief Threads initialization hook.
+ * @details User initialization code added to the @p _thread_init() function.
+ *
+ * @note It is invoked from within @p _thread_init() and implicitly from all
+ * the threads creation APIs.
+ *
+ * @param[in] tp pointer to the @p thread_t structure
+ */
+#define CH_CFG_THREAD_INIT_HOOK(tp) { \
+ /* Add threads initialization code here.*/ \
+}
+
+/**
+ * @brief Threads finalization hook.
+ * @details User finalization code added to the @p chThdExit() API.
+ *
+ * @param[in] tp pointer to the @p thread_t structure
+ */
+#define CH_CFG_THREAD_EXIT_HOOK(tp) { \
+ /* Add threads finalization code here.*/ \
+}
+
+/**
+ * @brief Context switch hook.
+ * @details This hook is invoked just before switching between threads.
+ *
+ * @param[in] ntp thread being switched in
+ * @param[in] otp thread being switched out
+ */
+#define CH_CFG_CONTEXT_SWITCH_HOOK(ntp, otp) { \
+ /* Context switch code here.*/ \
+}
+
+/**
+ * @brief ISR enter hook.
+ */
+#define CH_CFG_IRQ_PROLOGUE_HOOK() { \
+ /* IRQ prologue code here.*/ \
+}
+
+/**
+ * @brief ISR exit hook.
+ */
+#define CH_CFG_IRQ_EPILOGUE_HOOK() { \
+ /* IRQ epilogue code here.*/ \
+}
+
+/**
+ * @brief Idle thread enter hook.
+ * @note This hook is invoked within a critical zone, no OS functions
+ * should be invoked from here.
+ * @note This macro can be used to activate a power saving mode.
+ */
+#define CH_CFG_IDLE_ENTER_HOOK() { \
+ /* Idle-enter code here.*/ \
+}
+
+/**
+ * @brief Idle thread leave hook.
+ * @note This hook is invoked within a critical zone, no OS functions
+ * should be invoked from here.
+ * @note This macro can be used to deactivate a power saving mode.
+ */
+#define CH_CFG_IDLE_LEAVE_HOOK() { \
+ /* Idle-leave code here.*/ \
+}
+
+/**
+ * @brief Idle Loop hook.
+ * @details This hook is continuously invoked by the idle thread loop.
+ */
+#define CH_CFG_IDLE_LOOP_HOOK() { \
+ /* Idle loop code here.*/ \
+}
+
+/**
+ * @brief System tick event hook.
+ * @details This hook is invoked in the system tick handler immediately
+ * after processing the virtual timers queue.
+ */
+#define CH_CFG_SYSTEM_TICK_HOOK() { \
+ /* System tick event code here.*/ \
+}
+
+/**
+ * @brief System halt hook.
+ * @details This hook is invoked in case to a system halting error before
+ * the system is halted.
+ */
+#define CH_CFG_SYSTEM_HALT_HOOK(reason) { \
+ /* System halt code here.*/ \
+}
+
+/**
+ * @brief Trace hook.
+ * @details This hook is invoked each time a new record is written in the
+ * trace buffer.
+ */
+#define CH_CFG_TRACE_HOOK(tep) { \
+ /* Trace code here.*/ \
+}
+
+/**
+ * @brief Runtime Faults Collection Unit hook.
+ * @details This hook is invoked each time new faults are collected and stored.
+ */
+#define CH_CFG_RUNTIME_FAULTS_HOOK(mask) { \
+ /* Faults handling code here.*/ \
+}
+
+/** @} */
+
+/*===========================================================================*/
+/* Port-specific settings (override port settings defaulted in chcore.h). */
+/*===========================================================================*/
+
+#endif /* CHCONF_H */
+
+/** @} */
diff --git a/demos/STM32/RT-STM32H735IG-DISCOVERY/cfg/halconf.h b/demos/STM32/RT-STM32H735IG-DISCOVERY/cfg/halconf.h
new file mode 100644
index 000000000..d2c2e5fcf
--- /dev/null
+++ b/demos/STM32/RT-STM32H735IG-DISCOVERY/cfg/halconf.h
@@ -0,0 +1,550 @@
+/*
+ ChibiOS - Copyright (C) 2006..2020 Giovanni Di Sirio
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+/**
+ * @file templates/halconf.h
+ * @brief HAL configuration header.
+ * @details HAL configuration file, this file allows to enable or disable the
+ * various device drivers from your application. You may also use
+ * this file in order to override the device drivers default settings.
+ *
+ * @addtogroup HAL_CONF
+ * @{
+ */
+
+#ifndef HALCONF_H
+#define HALCONF_H
+
+#define _CHIBIOS_HAL_CONF_
+#define _CHIBIOS_HAL_CONF_VER_8_0_
+
+#include "mcuconf.h"
+
+/**
+ * @brief Enables the PAL subsystem.
+ */
+#if !defined(HAL_USE_PAL) || defined(__DOXYGEN__)
+#define HAL_USE_PAL TRUE
+#endif
+
+/**
+ * @brief Enables the ADC subsystem.
+ */
+#if !defined(HAL_USE_ADC) || defined(__DOXYGEN__)
+#define HAL_USE_ADC FALSE
+#endif
+
+/**
+ * @brief Enables the CAN subsystem.
+ */
+#if !defined(HAL_USE_CAN) || defined(__DOXYGEN__)
+#define HAL_USE_CAN FALSE
+#endif
+
+/**
+ * @brief Enables the cryptographic subsystem.
+ */
+#if !defined(HAL_USE_CRY) || defined(__DOXYGEN__)
+#define HAL_USE_CRY FALSE
+#endif
+
+/**
+ * @brief Enables the DAC subsystem.
+ */
+#if !defined(HAL_USE_DAC) || defined(__DOXYGEN__)
+#define HAL_USE_DAC FALSE
+#endif
+
+/**
+ * @brief Enables the EFlash subsystem.
+ */
+#if !defined(HAL_USE_EFL) || defined(__DOXYGEN__)
+#define HAL_USE_EFL FALSE
+#endif
+
+/**
+ * @brief Enables the GPT subsystem.
+ */
+#if !defined(HAL_USE_GPT) || defined(__DOXYGEN__)
+#define HAL_USE_GPT FALSE
+#endif
+
+/**
+ * @brief Enables the I2C subsystem.
+ */
+#if !defined(HAL_USE_I2C) || defined(__DOXYGEN__)
+#define HAL_USE_I2C FALSE
+#endif
+
+/**
+ * @brief Enables the I2S subsystem.
+ */
+#if !defined(HAL_USE_I2S) || defined(__DOXYGEN__)
+#define HAL_USE_I2S FALSE
+#endif
+
+/**
+ * @brief Enables the ICU subsystem.
+ */
+#if !defined(HAL_USE_ICU) || defined(__DOXYGEN__)
+#define HAL_USE_ICU FALSE
+#endif
+
+/**
+ * @brief Enables the MAC subsystem.
+ */
+#if !defined(HAL_USE_MAC) || defined(__DOXYGEN__)
+#define HAL_USE_MAC FALSE
+#endif
+
+/**
+ * @brief Enables the MMC_SPI subsystem.
+ */
+#if !defined(HAL_USE_MMC_SPI) || defined(__DOXYGEN__)
+#define HAL_USE_MMC_SPI FALSE
+#endif
+
+/**
+ * @brief Enables the PWM subsystem.
+ */
+#if !defined(HAL_USE_PWM) || defined(__DOXYGEN__)
+#define HAL_USE_PWM FALSE
+#endif
+
+/**
+ * @brief Enables the RTC subsystem.
+ */
+#if !defined(HAL_USE_RTC) || defined(__DOXYGEN__)
+#define HAL_USE_RTC FALSE
+#endif
+
+/**
+ * @brief Enables the SDC subsystem.
+ */
+#if !defined(HAL_USE_SDC) || defined(__DOXYGEN__)
+#define HAL_USE_SDC FALSE
+#endif
+
+/**
+ * @brief Enables the SERIAL subsystem.
+ */
+#if !defined(HAL_USE_SERIAL) || defined(__DOXYGEN__)
+#define HAL_USE_SERIAL TRUE
+#endif
+
+/**
+ * @brief Enables the SERIAL over USB subsystem.
+ */
+#if !defined(HAL_USE_SERIAL_USB) || defined(__DOXYGEN__)
+#define HAL_USE_SERIAL_USB FALSE
+#endif
+
+/**
+ * @brief Enables the SIO subsystem.
+ */
+#if !defined(HAL_USE_SIO) || defined(__DOXYGEN__)
+#define HAL_USE_SIO FALSE
+#endif
+
+/**
+ * @brief Enables the SPI subsystem.
+ */
+#if !defined(HAL_USE_SPI) || defined(__DOXYGEN__)
+#define HAL_USE_SPI TRUE
+#endif
+
+/**
+ * @brief Enables the TRNG subsystem.
+ */
+#if !defined(HAL_USE_TRNG) || defined(__DOXYGEN__)
+#define HAL_USE_TRNG FALSE
+#endif
+
+/**
+ * @brief Enables the UART subsystem.
+ */
+#if !defined(HAL_USE_UART) || defined(__DOXYGEN__)
+#define HAL_USE_UART FALSE
+#endif
+
+/**
+ * @brief Enables the USB subsystem.
+ */
+#if !defined(HAL_USE_USB) || defined(__DOXYGEN__)
+#define HAL_USE_USB FALSE
+#endif
+
+/**
+ * @brief Enables the WDG subsystem.
+ */
+#if !defined(HAL_USE_WDG) || defined(__DOXYGEN__)
+#define HAL_USE_WDG FALSE
+#endif
+
+/**
+ * @brief Enables the WSPI subsystem.
+ */
+#if !defined(HAL_USE_WSPI) || defined(__DOXYGEN__)
+#define HAL_USE_WSPI FALSE
+#endif
+
+/*===========================================================================*/
+/* PAL driver related settings. */
+/*===========================================================================*/
+
+/**
+ * @brief Enables synchronous APIs.
+ * @note Disabling this option saves both code and data space.
+ */
+#if !defined(PAL_USE_CALLBACKS) || defined(__DOXYGEN__)
+#define PAL_USE_CALLBACKS FALSE
+#endif
+
+/**
+ * @brief Enables synchronous APIs.
+ * @note Disabling this option saves both code and data space.
+ */
+#if !defined(PAL_USE_WAIT) || defined(__DOXYGEN__)
+#define PAL_USE_WAIT FALSE
+#endif
+
+/*===========================================================================*/
+/* ADC driver related settings. */
+/*===========================================================================*/
+
+/**
+ * @brief Enables synchronous APIs.
+ * @note Disabling this option saves both code and data space.
+ */
+#if !defined(ADC_USE_WAIT) || defined(__DOXYGEN__)
+#define ADC_USE_WAIT TRUE
+#endif
+
+/**
+ * @brief Enables the @p adcAcquireBus() and @p adcReleaseBus() APIs.
+ * @note Disabling this option saves both code and data space.
+ */
+#if !defined(ADC_USE_MUTUAL_EXCLUSION) || defined(__DOXYGEN__)
+#define ADC_USE_MUTUAL_EXCLUSION TRUE
+#endif
+
+/*===========================================================================*/
+/* CAN driver related settings. */
+/*===========================================================================*/
+
+/**
+ * @brief Sleep mode related APIs inclusion switch.
+ */
+#if !defined(CAN_USE_SLEEP_MODE) || defined(__DOXYGEN__)
+#define CAN_USE_SLEEP_MODE TRUE
+#endif
+
+/**
+ * @brief Enforces the driver to use direct callbacks rather than OSAL events.
+ */
+#if !defined(CAN_ENFORCE_USE_CALLBACKS) || defined(__DOXYGEN__)
+#define CAN_ENFORCE_USE_CALLBACKS FALSE
+#endif
+
+/*===========================================================================*/
+/* CRY driver related settings. */
+/*===========================================================================*/
+
+/**
+ * @brief Enables the SW fall-back of the cryptographic driver.
+ * @details When enabled, this option, activates a fall-back software
+ * implementation for algorithms not supported by the underlying
+ * hardware.
+ * @note Fall-back implementations may not be present for all algorithms.
+ */
+#if !defined(HAL_CRY_USE_FALLBACK) || defined(__DOXYGEN__)
+#define HAL_CRY_USE_FALLBACK FALSE
+#endif
+
+/**
+ * @brief Makes the driver forcibly use the fall-back implementations.
+ */
+#if !defined(HAL_CRY_ENFORCE_FALLBACK) || defined(__DOXYGEN__)
+#define HAL_CRY_ENFORCE_FALLBACK FALSE
+#endif
+
+/*===========================================================================*/
+/* DAC driver related settings. */
+/*===========================================================================*/
+
+/**
+ * @brief Enables synchronous APIs.
+ * @note Disabling this option saves both code and data space.
+ */
+#if !defined(DAC_USE_WAIT) || defined(__DOXYGEN__)
+#define DAC_USE_WAIT TRUE
+#endif
+
+/**
+ * @brief Enables the @p dacAcquireBus() and @p dacReleaseBus() APIs.
+ * @note Disabling this option saves both code and data space.
+ */
+#if !defined(DAC_USE_MUTUAL_EXCLUSION) || defined(__DOXYGEN__)
+#define DAC_USE_MUTUAL_EXCLUSION TRUE
+#endif
+
+/*===========================================================================*/
+/* I2C driver related settings. */
+/*===========================================================================*/
+
+/**
+ * @brief Enables the mutual exclusion APIs on the I2C bus.
+ */
+#if !defined(I2C_USE_MUTUAL_EXCLUSION) || defined(__DOXYGEN__)
+#define I2C_USE_MUTUAL_EXCLUSION TRUE
+#endif
+
+/*===========================================================================*/
+/* MAC driver related settings. */
+/*===========================================================================*/
+
+/**
+ * @brief Enables the zero-copy API.
+ */
+#if !defined(MAC_USE_ZERO_COPY) || defined(__DOXYGEN__)
+#define MAC_USE_ZERO_COPY FALSE
+#endif
+
+/**
+ * @brief Enables an event sources for incoming packets.
+ */
+#if !defined(MAC_USE_EVENTS) || defined(__DOXYGEN__)
+#define MAC_USE_EVENTS TRUE
+#endif
+
+/*===========================================================================*/
+/* MMC_SPI driver related settings. */
+/*===========================================================================*/
+
+/**
+ * @brief Delays insertions.
+ * @details If enabled this options inserts delays into the MMC waiting
+ * routines releasing some extra CPU time for the threads with
+ * lower priority, this may slow down the driver a bit however.
+ * This option is recommended also if the SPI driver does not
+ * use a DMA channel and heavily loads the CPU.
+ */
+#if !defined(MMC_NICE_WAITING) || defined(__DOXYGEN__)
+#define MMC_NICE_WAITING TRUE
+#endif
+
+/*===========================================================================*/
+/* SDC driver related settings. */
+/*===========================================================================*/
+
+/**
+ * @brief Number of initialization attempts before rejecting the card.
+ * @note Attempts are performed at 10mS intervals.
+ */
+#if !defined(SDC_INIT_RETRY) || defined(__DOXYGEN__)
+#define SDC_INIT_RETRY 100
+#endif
+
+/**
+ * @brief Include support for MMC cards.
+ * @note MMC support is not yet implemented so this option must be kept
+ * at @p FALSE.
+ */
+#if !defined(SDC_MMC_SUPPORT) || defined(__DOXYGEN__)
+#define SDC_MMC_SUPPORT FALSE
+#endif
+
+/**
+ * @brief Delays insertions.
+ * @details If enabled this options inserts delays into the MMC waiting
+ * routines releasing some extra CPU time for the threads with
+ * lower priority, this may slow down the driver a bit however.
+ */
+#if !defined(SDC_NICE_WAITING) || defined(__DOXYGEN__)
+#define SDC_NICE_WAITING TRUE
+#endif
+
+/**
+ * @brief OCR initialization constant for V20 cards.
+ */
+#if !defined(SDC_INIT_OCR_V20) || defined(__DOXYGEN__)
+#define SDC_INIT_OCR_V20 0x50FF8000U
+#endif
+
+/**
+ * @brief OCR initialization constant for non-V20 cards.
+ */
+#if !defined(SDC_INIT_OCR) || defined(__DOXYGEN__)
+#define SDC_INIT_OCR 0x80100000U
+#endif
+
+/*===========================================================================*/
+/* SERIAL driver related settings. */
+/*===========================================================================*/
+
+/**
+ * @brief Default bit rate.
+ * @details Configuration parameter, this is the baud rate selected for the
+ * default configuration.
+ */
+#if !defined(SERIAL_DEFAULT_BITRATE) || defined(__DOXYGEN__)
+#define SERIAL_DEFAULT_BITRATE 38400
+#endif
+
+/**
+ * @brief Serial buffers size.
+ * @details Configuration parameter, you can change the depth of the queue
+ * buffers depending on the requirements of your application.
+ * @note The default is 16 bytes for both the transmission and receive
+ * buffers.
+ */
+#if !defined(SERIAL_BUFFERS_SIZE) || defined(__DOXYGEN__)
+#define SERIAL_BUFFERS_SIZE 16
+#endif
+
+/*===========================================================================*/
+/* SIO driver related settings. */
+/*===========================================================================*/
+
+/**
+ * @brief Default bit rate.
+ * @details Configuration parameter, this is the baud rate selected for the
+ * default configuration.
+ */
+#if !defined(SIO_DEFAULT_BITRATE) || defined(__DOXYGEN__)
+#define SIO_DEFAULT_BITRATE 38400
+#endif
+
+/**
+ * @brief Support for thread synchronization API.
+ */
+#if !defined(SIO_USE_SYNCHRONIZATION) || defined(__DOXYGEN__)
+#define SIO_USE_SYNCHRONIZATION TRUE
+#endif
+
+/*===========================================================================*/
+/* SERIAL_USB driver related setting. */
+/*===========================================================================*/
+
+/**
+ * @brief Serial over USB buffers size.
+ * @details Configuration parameter, the buffer size must be a multiple of
+ * the USB data endpoint maximum packet size.
+ * @note The default is 256 bytes for both the transmission and receive
+ * buffers.
+ */
+#if !defined(SERIAL_USB_BUFFERS_SIZE) || defined(__DOXYGEN__)
+#define SERIAL_USB_BUFFERS_SIZE 256
+#endif
+
+/**
+ * @brief Serial over USB number of buffers.
+ * @note The default is 2 buffers.
+ */
+#if !defined(SERIAL_USB_BUFFERS_NUMBER) || defined(__DOXYGEN__)
+#define SERIAL_USB_BUFFERS_NUMBER 2
+#endif
+
+/*===========================================================================*/
+/* SPI driver related settings. */
+/*===========================================================================*/
+
+/**
+ * @brief Enables synchronous APIs.
+ * @note Disabling this option saves both code and data space.
+ */
+#if !defined(SPI_USE_WAIT) || defined(__DOXYGEN__)
+#define SPI_USE_WAIT TRUE
+#endif
+
+/**
+ * @brief Inserts an assertion on function errors before returning.
+ */
+#if !defined(SPI_USE_ASSERT_ON_ERROR) || defined(__DOXYGEN__)
+#define SPI_USE_ASSERT_ON_ERROR TRUE
+#endif
+
+/**
+ * @brief Enables the @p spiAcquireBus() and @p spiReleaseBus() APIs.
+ * @note Disabling this option saves both code and data space.
+ */
+#if !defined(SPI_USE_MUTUAL_EXCLUSION) || defined(__DOXYGEN__)
+#define SPI_USE_MUTUAL_EXCLUSION TRUE
+#endif
+
+/**
+ * @brief Handling method for SPI CS line.
+ * @note Disabling this option saves both code and data space.
+ */
+#if !defined(SPI_SELECT_MODE) || defined(__DOXYGEN__)
+#define SPI_SELECT_MODE SPI_SELECT_MODE_PAD
+#endif
+
+/*===========================================================================*/
+/* UART driver related settings. */
+/*===========================================================================*/
+
+/**
+ * @brief Enables synchronous APIs.
+ * @note Disabling this option saves both code and data space.
+ */
+#if !defined(UART_USE_WAIT) || defined(__DOXYGEN__)
+#define UART_USE_WAIT FALSE
+#endif
+
+/**
+ * @brief Enables the @p uartAcquireBus() and @p uartReleaseBus() APIs.
+ * @note Disabling this option saves both code and data space.
+ */
+#if !defined(UART_USE_MUTUAL_EXCLUSION) || defined(__DOXYGEN__)
+#define UART_USE_MUTUAL_EXCLUSION FALSE
+#endif
+
+/*===========================================================================*/
+/* USB driver related settings. */
+/*===========================================================================*/
+
+/**
+ * @brief Enables synchronous APIs.
+ * @note Disabling this option saves both code and data space.
+ */
+#if !defined(USB_USE_WAIT) || defined(__DOXYGEN__)
+#define USB_USE_WAIT FALSE
+#endif
+
+/*===========================================================================*/
+/* WSPI driver related settings. */
+/*===========================================================================*/
+
+/**
+ * @brief Enables synchronous APIs.
+ * @note Disabling this option saves both code and data space.
+ */
+#if !defined(WSPI_USE_WAIT) || defined(__DOXYGEN__)
+#define WSPI_USE_WAIT TRUE
+#endif
+
+/**
+ * @brief Enables the @p wspiAcquireBus() and @p wspiReleaseBus() APIs.
+ * @note Disabling this option saves both code and data space.
+ */
+#if !defined(WSPI_USE_MUTUAL_EXCLUSION) || defined(__DOXYGEN__)
+#define WSPI_USE_MUTUAL_EXCLUSION TRUE
+#endif
+
+#endif /* HALCONF_H */
+
+/** @} */
diff --git a/demos/STM32/RT-STM32H735IG-DISCOVERY/cfg/mcuconf.h b/demos/STM32/RT-STM32H735IG-DISCOVERY/cfg/mcuconf.h
new file mode 100644
index 000000000..88dc8261f
--- /dev/null
+++ b/demos/STM32/RT-STM32H735IG-DISCOVERY/cfg/mcuconf.h
@@ -0,0 +1,501 @@
+/*
+ ChibiOS - Copyright (C) 2006..2020 Giovanni Di Sirio
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+#ifndef MCUCONF_H
+#define MCUCONF_H
+
+/*
+ * STM32H723/33/25/35 drivers configuration.
+ * The following settings override the default settings present in
+ * the various device driver implementation headers.
+ * Note that the settings for each driver only have effect if the whole
+ * driver is enabled in halconf.h.
+ *
+ * IRQ priorities:
+ * 15...0 Lowest...Highest.
+ *
+ * DMA priorities:
+ * 0...3 Lowest...Highest.
+ */
+
+#define STM32H7xx_MCUCONF
+#define STM32H723_MCUCONF
+#define STM32H733_MCUCONF
+#define STM32H725_MCUCONF
+#define STM32H735_MCUCONF
+
+/*
+ * General settings.
+ */
+#define STM32_NO_INIT FALSE
+
+/*
+ * Memory attributes settings.
+ */
+#define STM32_NOCACHE_MPU_REGION MPU_REGION_6
+#define STM32_NOCACHE_SRAM1_SRAM2 TRUE
+
+/*
+ * PWR system settings.
+ * Reading STM32 Reference Manual is required, settings in PWR_CR3 are
+ * very critical.
+ * Register constants are taken from the ST header.
+ */
+#define STM32_VOS STM32_VOS_SCALE0
+#define STM32_PWR_CR1 (PWR_CR1_SVOS_1 | PWR_CR1_SVOS_0)
+#define STM32_PWR_CR2 (PWR_CR2_BREN)
+#define STM32_PWR_CR3 (PWR_CR3_SMPSEN | PWR_CR3_USB33DEN)
+#define STM32_PWR_CPUCR 0
+
+/*
+ * Clock tree static settings.
+ * Reading STM32 Reference Manual is required.
+ */
+#define STM32_HSI_ENABLED TRUE
+#define STM32_LSI_ENABLED TRUE
+#define STM32_CSI_ENABLED TRUE
+#define STM32_HSI48_ENABLED TRUE
+#define STM32_HSE_ENABLED TRUE
+#define STM32_LSE_ENABLED TRUE
+#define STM32_HSIDIV STM32_HSIDIV_DIV1
+
+/*
+ * PLLs static settings.
+ * Reading STM32 Reference Manual is required.
+ */
+#define STM32_PLLSRC STM32_PLLSRC_HSE_CK
+#define STM32_PLLCFGR_MASK ~0
+#define STM32_PLL1_ENABLED TRUE
+#define STM32_PLL1_P_ENABLED TRUE
+#define STM32_PLL1_Q_ENABLED TRUE
+#define STM32_PLL1_R_ENABLED TRUE
+#define STM32_PLL1_DIVM_VALUE 10
+#define STM32_PLL1_DIVN_VALUE 208
+#define STM32_PLL1_FRACN_VALUE 0
+#define STM32_PLL1_DIVP_VALUE 1
+#define STM32_PLL1_DIVQ_VALUE 10
+#define STM32_PLL1_DIVR_VALUE 4
+#define STM32_PLL2_ENABLED TRUE
+#define STM32_PLL2_P_ENABLED TRUE
+#define STM32_PLL2_Q_ENABLED TRUE
+#define STM32_PLL2_R_ENABLED TRUE
+#define STM32_PLL2_DIVM_VALUE 10
+#define STM32_PLL2_DIVN_VALUE 320
+#define STM32_PLL2_FRACN_VALUE 0
+#define STM32_PLL2_DIVP_VALUE 40
+#define STM32_PLL2_DIVQ_VALUE 8
+#define STM32_PLL2_DIVR_VALUE 8
+#define STM32_PLL3_ENABLED TRUE
+#define STM32_PLL3_P_ENABLED TRUE
+#define STM32_PLL3_Q_ENABLED TRUE
+#define STM32_PLL3_R_ENABLED TRUE
+#define STM32_PLL3_DIVM_VALUE 10
+#define STM32_PLL3_DIVN_VALUE 192
+#define STM32_PLL3_FRACN_VALUE 0
+#define STM32_PLL3_DIVP_VALUE 10
+#define STM32_PLL3_DIVQ_VALUE 10
+#define STM32_PLL3_DIVR_VALUE 10
+
+/*
+ * Core clocks dynamic settings (can be changed at runtime).
+ * Reading STM32 Reference Manual is required.
+ */
+#define STM32_SW STM32_SW_PLL1_P_CK
+#define STM32_RTCSEL STM32_RTCSEL_LSE_CK
+#define STM32_D1CPRE STM32_D1CPRE_DIV1
+#define STM32_D1HPRE STM32_D1HPRE_DIV4
+#define STM32_D1PPRE3 STM32_D1PPRE3_DIV1
+#define STM32_D2PPRE1 STM32_D2PPRE1_DIV1
+#define STM32_D2PPRE2 STM32_D2PPRE2_DIV1
+#define STM32_D3PPRE4 STM32_D3PPRE4_DIV1
+
+/*
+ * Peripherals clocks static settings.
+ * Reading STM32 Reference Manual is required.
+ */
+#define STM32_MCO1SEL STM32_MCO1SEL_HSI_CK
+#define STM32_MCO1PRE_VALUE 4
+#define STM32_MCO2SEL STM32_MCO2SEL_SYS_CK
+#define STM32_MCO2PRE_VALUE 4
+#define STM32_TIMPRE_ENABLE TRUE
+#define STM32_HRTIMSEL 0
+#define STM32_STOPKERWUCK 0
+#define STM32_STOPWUCK 0
+#define STM32_RTCPRE_VALUE 8
+#define STM32_CKPERSEL STM32_CKPERSEL_HSE_CK
+#define STM32_SDMMCSEL STM32_SDMMCSEL_PLL1_Q_CK
+#define STM32_OCTOSPISEL STM32_OCTOSPISEL_HCLK
+#define STM32_FMCSEL STM32_FMCSEL_HCLK
+#define STM32_SWPSEL STM32_SWPSEL_PCLK1
+#define STM32_FDCANSEL STM32_FDCANSEL_HSE_CK
+#define STM32_DFSDM1SEL STM32_DFSDM1SEL_PCLK2
+#define STM32_SPDIFSEL STM32_SPDIFSEL_PLL1_Q_CK
+#define STM32_SPI45SEL STM32_SPI45SEL_PCLK2
+#define STM32_SPI123SEL STM32_SPI123SEL_PLL1_Q_CK
+#define STM32_SAI1SEL STM32_SAI1SEL_PLL1_Q_CK
+#define STM32_LPTIM1SEL STM32_LPTIM1SEL_PCLK1
+#define STM32_CECSEL STM32_CECSEL_LSE_CK
+#define STM32_USBSEL STM32_USBSEL_PLL3_Q_CK
+#define STM32_I2C1235SEL STM32_I2C1235SEL_PCLK1
+#define STM32_RNGSEL STM32_RNGSEL_HSI48_CK
+#define STM32_USART16910SEL STM32_USART16910SEL_PCLK2
+#define STM32_USART234578SEL STM32_USART234578SEL_PCLK1
+#define STM32_SPI6SEL STM32_SPI6SEL_PCLK4
+#define STM32_SAI4BSEL STM32_SAI4BSEL_PLL1_Q_CK
+#define STM32_SAI4ASEL STM32_SAI4ASEL_PLL1_Q_CK
+#define STM32_ADCSEL STM32_ADCSEL_PLL2_P_CK
+#define STM32_LPTIM345SEL STM32_LPTIM345SEL_PCLK4
+#define STM32_LPTIM2SEL STM32_LPTIM2SEL_PCLK4
+#define STM32_I2C4SEL STM32_I2C4SEL_PCLK4
+#define STM32_LPUART1SEL STM32_LPUART1SEL_PCLK4
+
+/*
+ * IRQ system settings.
+ */
+#define STM32_IRQ_EXTI0_PRIORITY 6
+#define STM32_IRQ_EXTI1_PRIORITY 6
+#define STM32_IRQ_EXTI2_PRIORITY 6
+#define STM32_IRQ_EXTI3_PRIORITY 6
+#define STM32_IRQ_EXTI4_PRIORITY 6
+#define STM32_IRQ_EXTI5_9_PRIORITY 6
+#define STM32_IRQ_EXTI10_15_PRIORITY 6
+#define STM32_IRQ_EXTI16_PRIORITY 6
+#define STM32_IRQ_EXTI17_PRIORITY 6
+#define STM32_IRQ_EXTI18_PRIORITY 6
+#define STM32_IRQ_EXTI19_PRIORITY 6
+#define STM32_IRQ_EXTI20_21_PRIORITY 6
+
+#define STM32_IRQ_FDCAN1_PRIORITY 10
+#define STM32_IRQ_FDCAN2_PRIORITY 10
+
+#define STM32_IRQ_MDMA_PRIORITY 9
+
+#define STM32_IRQ_OCTOSPI1_PRIORITY 10
+#define STM32_IRQ_OCTOSPI2_PRIORITY 10
+
+#define STM32_IRQ_SDMMC1_PRIORITY 9
+#define STM32_IRQ_SDMMC2_PRIORITY 9
+
+#define STM32_IRQ_TIM1_UP_PRIORITY 7
+#define STM32_IRQ_TIM1_CC_PRIORITY 7
+#define STM32_IRQ_TIM2_PRIORITY 7
+#define STM32_IRQ_TIM3_PRIORITY 7
+#define STM32_IRQ_TIM4_PRIORITY 7
+#define STM32_IRQ_TIM5_PRIORITY 7
+#define STM32_IRQ_TIM6_PRIORITY 7
+#define STM32_IRQ_TIM7_PRIORITY 7
+#define STM32_IRQ_TIM8_BRK_TIM12_PRIORITY 7
+#define STM32_IRQ_TIM8_UP_TIM13_PRIORITY 7
+#define STM32_IRQ_TIM8_TRGCO_TIM14_PRIORITY 7
+#define STM32_IRQ_TIM8_CC_PRIORITY 7
+#define STM32_IRQ_TIM15_PRIORITY 7
+#define STM32_IRQ_TIM16_PRIORITY 7
+#define STM32_IRQ_TIM17_PRIORITY 7
+
+#define STM32_IRQ_USART1_PRIORITY 12
+#define STM32_IRQ_USART2_PRIORITY 12
+#define STM32_IRQ_USART3_PRIORITY 12
+#define STM32_IRQ_UART4_PRIORITY 12
+#define STM32_IRQ_UART5_PRIORITY 12
+#define STM32_IRQ_USART6_PRIORITY 12
+#define STM32_IRQ_UART7_PRIORITY 12
+#define STM32_IRQ_UART8_PRIORITY 12
+#define STM32_IRQ_UART9_PRIORITY 12
+#define STM32_IRQ_USART10_PRIORITY 12
+#define STM32_IRQ_LPUART1_PRIORITY 12
+
+/*
+ * ADC driver system settings.
+ */
+#define STM32_ADC_DUAL_MODE FALSE
+#define STM32_ADC_SAMPLES_SIZE 16
+#define STM32_ADC_USE_ADC12 FALSE
+#define STM32_ADC_USE_ADC3 FALSE
+#define STM32_ADC_ADC12_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_ADC_ADC3_BDMA_STREAM STM32_BDMA_STREAM_ID_ANY
+#define STM32_ADC_ADC12_DMA_PRIORITY 2
+#define STM32_ADC_ADC3_DMA_PRIORITY 2
+#define STM32_ADC_ADC12_IRQ_PRIORITY 5
+#define STM32_ADC_ADC3_IRQ_PRIORITY 5
+#define STM32_ADC_ADC12_CLOCK_MODE ADC_CCR_CKMODE_AHB_DIV4
+#define STM32_ADC_ADC3_CLOCK_MODE ADC_CCR_CKMODE_AHB_DIV4
+
+/*
+ * CAN driver system settings.
+ */
+#define STM32_CAN_USE_FDCAN1 FALSE
+#define STM32_CAN_USE_FDCAN2 FALSE
+
+/*
+ * DAC driver system settings.
+ */
+#define STM32_DAC_DUAL_MODE FALSE
+#define STM32_DAC_USE_DAC1_CH1 FALSE
+#define STM32_DAC_USE_DAC1_CH2 FALSE
+#define STM32_DAC_DAC1_CH1_IRQ_PRIORITY 10
+#define STM32_DAC_DAC1_CH2_IRQ_PRIORITY 10
+#define STM32_DAC_DAC1_CH1_DMA_PRIORITY 2
+#define STM32_DAC_DAC1_CH2_DMA_PRIORITY 2
+#define STM32_DAC_DAC1_CH1_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_DAC_DAC1_CH2_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+
+/*
+ * GPT driver system settings.
+ */
+#define STM32_GPT_USE_TIM1 FALSE
+#define STM32_GPT_USE_TIM2 FALSE
+#define STM32_GPT_USE_TIM3 FALSE
+#define STM32_GPT_USE_TIM4 FALSE
+#define STM32_GPT_USE_TIM5 FALSE
+#define STM32_GPT_USE_TIM6 FALSE
+#define STM32_GPT_USE_TIM7 FALSE
+#define STM32_GPT_USE_TIM8 FALSE
+#define STM32_GPT_USE_TIM12 FALSE
+#define STM32_GPT_USE_TIM13 FALSE
+#define STM32_GPT_USE_TIM14 FALSE
+#define STM32_GPT_USE_TIM15 FALSE
+#define STM32_GPT_USE_TIM16 FALSE
+#define STM32_GPT_USE_TIM17 FALSE
+
+/*
+ * I2C driver system settings.
+ */
+#define STM32_I2C_USE_I2C1 FALSE
+#define STM32_I2C_USE_I2C2 FALSE
+#define STM32_I2C_USE_I2C3 FALSE
+#define STM32_I2C_USE_I2C4 FALSE
+#define STM32_I2C_BUSY_TIMEOUT 50
+#define STM32_I2C_I2C1_RX_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_I2C_I2C1_TX_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_I2C_I2C2_RX_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_I2C_I2C2_TX_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_I2C_I2C3_RX_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_I2C_I2C3_TX_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_I2C_I2C4_RX_BDMA_STREAM STM32_BDMA_STREAM_ID_ANY
+#define STM32_I2C_I2C4_TX_BDMA_STREAM STM32_BDMA_STREAM_ID_ANY
+#define STM32_I2C_I2C1_IRQ_PRIORITY 5
+#define STM32_I2C_I2C2_IRQ_PRIORITY 5
+#define STM32_I2C_I2C3_IRQ_PRIORITY 5
+#define STM32_I2C_I2C4_IRQ_PRIORITY 5
+#define STM32_I2C_I2C1_DMA_PRIORITY 3
+#define STM32_I2C_I2C2_DMA_PRIORITY 3
+#define STM32_I2C_I2C3_DMA_PRIORITY 3
+#define STM32_I2C_I2C4_DMA_PRIORITY 3
+#define STM32_I2C_DMA_ERROR_HOOK(i2cp) osalSysHalt("DMA failure")
+
+/*
+ * ICU driver system settings.
+ */
+#define STM32_ICU_USE_TIM1 FALSE
+#define STM32_ICU_USE_TIM2 FALSE
+#define STM32_ICU_USE_TIM3 FALSE
+#define STM32_ICU_USE_TIM4 FALSE
+#define STM32_ICU_USE_TIM5 FALSE
+#define STM32_ICU_USE_TIM8 FALSE
+#define STM32_ICU_USE_TIM12 FALSE
+#define STM32_ICU_USE_TIM13 FALSE
+#define STM32_ICU_USE_TIM14 FALSE
+#define STM32_ICU_USE_TIM15 FALSE
+#define STM32_ICU_USE_TIM16 FALSE
+#define STM32_ICU_USE_TIM17 FALSE
+
+/*
+ * MAC driver system settings.
+ */
+#define STM32_MAC_TRANSMIT_BUFFERS 2
+#define STM32_MAC_RECEIVE_BUFFERS 4
+#define STM32_MAC_BUFFERS_SIZE 1522
+#define STM32_MAC_PHY_TIMEOUT 100
+#define STM32_MAC_ETH1_CHANGE_PHY_STATE TRUE
+#define STM32_MAC_ETH1_IRQ_PRIORITY 13
+#define STM32_MAC_IP_CHECKSUM_OFFLOAD 0
+
+/*
+ * PWM driver system settings.
+ */
+#define STM32_PWM_USE_TIM1 FALSE
+#define STM32_PWM_USE_TIM2 FALSE
+#define STM32_PWM_USE_TIM3 FALSE
+#define STM32_PWM_USE_TIM4 FALSE
+#define STM32_PWM_USE_TIM5 FALSE
+#define STM32_PWM_USE_TIM8 FALSE
+#define STM32_PWM_USE_TIM12 FALSE
+#define STM32_PWM_USE_TIM13 FALSE
+#define STM32_PWM_USE_TIM14 FALSE
+#define STM32_PWM_USE_TIM15 FALSE
+#define STM32_PWM_USE_TIM16 FALSE
+#define STM32_PWM_USE_TIM17 FALSE
+
+/*
+ * RTC driver system settings.
+ */
+#define STM32_RTC_PRESA_VALUE 32
+#define STM32_RTC_PRESS_VALUE 1024
+#define STM32_RTC_CR_INIT 0
+#define STM32_RTC_TAMPCR_INIT 0
+
+/*
+ * SDC driver system settings.
+ */
+#define STM32_SDC_USE_SDMMC1 FALSE
+#define STM32_SDC_USE_SDMMC2 FALSE
+#define STM32_SDC_SDMMC_UNALIGNED_SUPPORT TRUE
+#define STM32_SDC_SDMMC_WRITE_TIMEOUT 1000000
+#define STM32_SDC_SDMMC_READ_TIMEOUT 1000000
+#define STM32_SDC_SDMMC_CLOCK_DELAY 10
+#define STM32_SDC_SDMMC_PWRSAV TRUE
+
+/*
+ * SERIAL driver system settings.
+ */
+#define STM32_SERIAL_USE_USART1 FALSE
+#define STM32_SERIAL_USE_USART2 FALSE
+#define STM32_SERIAL_USE_USART3 TRUE
+#define STM32_SERIAL_USE_UART4 FALSE
+#define STM32_SERIAL_USE_UART5 FALSE
+#define STM32_SERIAL_USE_USART6 FALSE
+#define STM32_SERIAL_USE_UART7 FALSE
+#define STM32_SERIAL_USE_UART8 FALSE
+#define STM32_SERIAL_USE_LPUART1 FALSE
+
+/*
+ * SIO driver system settings.
+ */
+#define STM32_SIO_USE_USART1 FALSE
+#define STM32_SIO_USE_USART2 FALSE
+#define STM32_SIO_USE_USART3 FALSE
+#define STM32_SIO_USE_UART4 FALSE
+#define STM32_SIO_USE_UART5 FALSE
+#define STM32_SIO_USE_USART6 FALSE
+#define STM32_SIO_USE_UART7 FALSE
+#define STM32_SIO_USE_UART8 FALSE
+#define STM32_SIO_USE_LPUART1 FALSE
+
+/*
+ * SPI driver system settings.
+ */
+#define STM32_SPI_USE_SPI1 TRUE
+#define STM32_SPI_USE_SPI2 FALSE
+#define STM32_SPI_USE_SPI3 FALSE
+#define STM32_SPI_USE_SPI4 FALSE
+#define STM32_SPI_USE_SPI5 FALSE
+#define STM32_SPI_USE_SPI6 TRUE
+#define STM32_SPI_SPI1_RX_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_SPI_SPI1_TX_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_SPI_SPI2_RX_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_SPI_SPI2_TX_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_SPI_SPI3_RX_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_SPI_SPI3_TX_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_SPI_SPI4_RX_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_SPI_SPI4_TX_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_SPI_SPI5_RX_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_SPI_SPI5_TX_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_SPI_SPI6_RX_BDMA_STREAM STM32_BDMA_STREAM_ID_ANY
+#define STM32_SPI_SPI6_TX_BDMA_STREAM STM32_BDMA_STREAM_ID_ANY
+#define STM32_SPI_SPI1_DMA_PRIORITY 1
+#define STM32_SPI_SPI2_DMA_PRIORITY 1
+#define STM32_SPI_SPI3_DMA_PRIORITY 1
+#define STM32_SPI_SPI4_DMA_PRIORITY 1
+#define STM32_SPI_SPI5_DMA_PRIORITY 1
+#define STM32_SPI_SPI6_DMA_PRIORITY 1
+#define STM32_SPI_SPI1_IRQ_PRIORITY 10
+#define STM32_SPI_SPI2_IRQ_PRIORITY 10
+#define STM32_SPI_SPI3_IRQ_PRIORITY 10
+#define STM32_SPI_SPI4_IRQ_PRIORITY 10
+#define STM32_SPI_SPI5_IRQ_PRIORITY 10
+#define STM32_SPI_SPI6_IRQ_PRIORITY 10
+#define STM32_SPI_DMA_ERROR_HOOK(spip) osalSysHalt("DMA failure")
+
+/*
+ * ST driver system settings.
+ */
+#define STM32_ST_IRQ_PRIORITY 8
+#define STM32_ST_USE_TIMER 2
+
+/*
+ * TRNG driver system settings.
+ */
+#define STM32_TRNG_USE_RNG1 FALSE
+
+/*
+ * UART driver system settings.
+ */
+#define STM32_UART_USE_USART1 FALSE
+#define STM32_UART_USE_USART2 FALSE
+#define STM32_UART_USE_USART3 FALSE
+#define STM32_UART_USE_UART4 FALSE
+#define STM32_UART_USE_UART5 FALSE
+#define STM32_UART_USE_USART6 FALSE
+#define STM32_UART_USE_UART7 FALSE
+#define STM32_UART_USE_UART8 FALSE
+#define STM32_UART_USART1_RX_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_UART_USART1_TX_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_UART_USART2_RX_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_UART_USART2_TX_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_UART_USART3_RX_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_UART_USART3_TX_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_UART_UART4_RX_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_UART_UART4_TX_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_UART_UART5_RX_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_UART_UART5_TX_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_UART_USART6_RX_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_UART_USART6_TX_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_UART_UART7_RX_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_UART_UART7_TX_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_UART_UART8_RX_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_UART_UART8_TX_DMA_STREAM STM32_DMA_STREAM_ID_ANY
+#define STM32_UART_USART1_DMA_PRIORITY 0
+#define STM32_UART_USART2_DMA_PRIORITY 0
+#define STM32_UART_USART3_DMA_PRIORITY 0
+#define STM32_UART_UART4_DMA_PRIORITY 0
+#define STM32_UART_UART5_DMA_PRIORITY 0
+#define STM32_UART_USART6_DMA_PRIORITY 0
+#define STM32_UART_UART7_DMA_PRIORITY 0
+#define STM32_UART_UART8_DMA_PRIORITY 0
+#define STM32_UART_DMA_ERROR_HOOK(uartp) osalSysHalt("DMA failure")
+
+/*
+ * USB driver system settings.
+ */
+#define STM32_USB_USE_OTG1 FALSE
+#define STM32_USB_USE_OTG2 FALSE
+#define STM32_USB_OTG1_IRQ_PRIORITY 14
+#define STM32_USB_OTG2_IRQ_PRIORITY 14
+#define STM32_USB_OTG1_RX_FIFO_SIZE 512
+#define STM32_USB_OTG2_RX_FIFO_SIZE 1024
+#define STM32_USB_HOST_WAKEUP_DURATION 2
+
+/*
+ * WDG driver system settings.
+ */
+#define STM32_WDG_USE_IWDG FALSE
+
+/*
+ * WSPI driver system settings.
+ */
+#define STM32_WSPI_USE_OCTOSPI1 FALSE
+#define STM32_WSPI_USE_OCTOSPI2 FALSE
+#define STM32_WSPI_OCTOSPI1_PRESCALER_VALUE 1
+#define STM32_WSPI_OCTOSPI2_PRESCALER_VALUE 1
+#define STM32_WSPI_OCTOSPI1_MDMA_CHANNEL STM32_MDMA_CHANNEL_ID_ANY
+#define STM32_WSPI_OCTOSPI2_MDMA_CHANNEL STM32_MDMA_CHANNEL_ID_ANY
+#define STM32_WSPI_OCTOSPI1_MDMA_PRIORITY 1
+#define STM32_WSPI_OCTOSPI2_MDMA_PRIORITY 1
+#define STM32_WSPI_OCTOSPI1_MDMA_IRQ_PRIORITY 10
+#define STM32_WSPI_OCTOSPI2_MDMA_IRQ_PRIORITY 10
+#define STM32_WSPI_DMA_ERROR_HOOK(wspip) osalSysHalt("MDMA failure")
+
+#endif /* MCUCONF_H */
diff --git a/demos/STM32/RT-STM32H735IG-DISCOVERY/main.c b/demos/STM32/RT-STM32H735IG-DISCOVERY/main.c
new file mode 100644
index 000000000..f0c284159
--- /dev/null
+++ b/demos/STM32/RT-STM32H735IG-DISCOVERY/main.c
@@ -0,0 +1,73 @@
+/*
+ ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+#include "ch.h"
+#include "hal.h"
+#include "rt_test_root.h"
+#include "oslib_test_root.h"
+
+/*
+ * This is a periodic thread that does absolutely nothing except flashing
+ * a LED.
+ */
+static THD_WORKING_AREA(waThread1, 128);
+static THD_FUNCTION(Thread1, arg) {
+
+ (void)arg;
+ chRegSetThreadName("blinker");
+ while (true) {
+ palToggleLine(LINE_LED1);
+ chThdSleepMilliseconds(500);
+ }
+}
+
+/*
+ * Application entry point.
+ */
+int main(void) {
+
+ /*
+ * System initializations.
+ * - HAL initialization, this also initializes the configured device drivers
+ * and performs the board-specific initializations.
+ * - Kernel initialization, the main() function becomes a thread and the
+ * RTOS is active.
+ */
+ halInit();
+ chSysInit();
+
+ /*
+ * Activates the serial driver 1 using the driver default configuration.
+ */
+ sdStart(&SD3, NULL);
+
+ /*
+ * Creates the example thread.
+ */
+ chThdCreateStatic(waThread1, sizeof(waThread1), NORMALPRIO+1, Thread1, NULL);
+
+ /*
+ * Normal main() thread activity, in this demo it does nothing except
+ * sleeping in a loop and check the button state.
+ */
+ while (1) {
+ if (palReadLine(LINE_BUTTON)) {
+ test_execute((BaseSequentialStream *)&SD3, &rt_test_suite);
+ test_execute((BaseSequentialStream *)&SD3, &oslib_test_suite);
+ }
+ chThdSleepMilliseconds(500);
+ }
+}
diff --git a/os/common/startup/ARMCMx/compilers/GCC/ld/STM32H735xG_ITCM64k.ld b/os/common/startup/ARMCMx/compilers/GCC/ld/STM32H735xG_ITCM64k.ld
new file mode 100644
index 000000000..dcb8905d0
--- /dev/null
+++ b/os/common/startup/ARMCMx/compilers/GCC/ld/STM32H735xG_ITCM64k.ld
@@ -0,0 +1,138 @@
+/*
+ ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+/*
+ * STM32H735xG (64k ITCM) generic setup.
+ *
+ * AXI SRAM - BSS, Data, Heap.
+ * SRAM1+SRAM2 - NOCACHE, ETH.
+ * SRAM4 - None.
+ * DTCM-RAM - Main Stack, Process Stack.
+ * ITCM-RAM - None.
+ * BCKP SRAM - None.
+ */
+MEMORY
+{
+ flash0 (rx) : org = 0x08000000, len = 1M /* Flash bank1 */
+ flash1 (rx) : org = 0x00000000, len = 0
+ flash2 (rx) : org = 0x00000000, len = 0
+ flash3 (rx) : org = 0x00000000, len = 0
+ flash4 (rx) : org = 0x00000000, len = 0
+ flash5 (rx) : org = 0x00000000, len = 0
+ flash6 (rx) : org = 0x00000000, len = 0
+ flash7 (rx) : org = 0x00000000, len = 0
+ ram0 (wx) : org = 0x24000000, len = 320k /* AXI SRAM */
+ ram1 (wx) : org = 0x30000000, len = 32k /* AHB SRAM1+SRAM2 */
+ ram2 (wx) : org = 0x30000000, len = 16k /* AHB SRAM1 */
+ ram3 (wx) : org = 0x30002000, len = 16k /* AHB SRAM2 */
+ ram4 (wx) : org = 0x38000000, len = 16k /* AHB SRAM4 */
+ ram5 (wx) : org = 0x20000000, len = 128k /* DTCM-RAM */
+ ram6 (wx) : org = 0x00000000, len = 64k /* ITCM-RAM */
+ ram7 (wx) : org = 0x38800000, len = 4k /* BCKP SRAM */
+}
+
+/* For each data/text section two region are defined, a virtual region
+ and a load region (_LMA suffix).*/
+
+/* Flash region to be used for exception vectors.*/
+REGION_ALIAS("VECTORS_FLASH", flash0);
+REGION_ALIAS("VECTORS_FLASH_LMA", flash0);
+
+/* Flash region to be used for constructors and destructors.*/
+REGION_ALIAS("XTORS_FLASH", flash0);
+REGION_ALIAS("XTORS_FLASH_LMA", flash0);
+
+/* Flash region to be used for code text.*/
+REGION_ALIAS("TEXT_FLASH", flash0);
+REGION_ALIAS("TEXT_FLASH_LMA", flash0);
+
+/* Flash region to be used for read only data.*/
+REGION_ALIAS("RODATA_FLASH", flash0);
+REGION_ALIAS("RODATA_FLASH_LMA", flash0);
+
+/* Flash region to be used for various.*/
+REGION_ALIAS("VARIOUS_FLASH", flash0);
+REGION_ALIAS("VARIOUS_FLASH_LMA", flash0);
+
+/* Flash region to be used for RAM(n) initialization data.*/
+REGION_ALIAS("RAM_INIT_FLASH_LMA", flash0);
+
+/* RAM region to be used for Main stack. This stack accommodates the processing
+ of all exceptions and interrupts.*/
+REGION_ALIAS("MAIN_STACK_RAM", ram5);
+
+/* RAM region to be used for the process stack. This is the stack used by
+ the main() function.*/
+REGION_ALIAS("PROCESS_STACK_RAM", ram5);
+
+/* RAM region to be used for data segment.*/
+REGION_ALIAS("DATA_RAM", ram0);
+REGION_ALIAS("DATA_RAM_LMA", flash0);
+
+/* RAM region to be used for BSS segment.*/
+REGION_ALIAS("BSS_RAM", ram0);
+
+/* RAM region to be used for the default heap.*/
+REGION_ALIAS("HEAP_RAM", ram0);
+
+/* Stack rules inclusion.*/
+INCLUDE rules_stacks.ld
+
+/*===========================================================================*/
+/* Custom sections for STM32H7xx. */
+/* SRAM3 is assumed to be marked non-cacheable using MPU. */
+/*===========================================================================*/
+
+/* RAM region to be used for nocache segment.*/
+REGION_ALIAS("NOCACHE_RAM", ram3);
+
+/* RAM region to be used for eth segment.*/
+REGION_ALIAS("ETH_RAM", ram3);
+
+SECTIONS
+{
+ /* Special section for non cache-able areas.*/
+ .nocache (NOLOAD) : ALIGN(4)
+ {
+ __nocache_base__ = .;
+ *(.nocache)
+ *(.nocache.*)
+ *(.bss.__nocache_*)
+ . = ALIGN(4);
+ __nocache_end__ = .;
+ } > NOCACHE_RAM
+
+ /* Special section for Ethernet DMA non cache-able areas.*/
+ .eth (NOLOAD) : ALIGN(4)
+ {
+ __eth_base__ = .;
+ *(.eth)
+ *(.eth.*)
+ *(.bss.__eth_*)
+ . = ALIGN(4);
+ __eth_end__ = .;
+ } > ETH_RAM
+}
+
+/* Code rules inclusion.*/
+INCLUDE rules_code.ld
+
+/* Data rules inclusion.*/
+INCLUDE rules_data.ld
+
+/* Memory rules inclusion.*/
+INCLUDE rules_memory.ld
+
diff --git a/readme.txt b/readme.txt
index 9ab00da7e..7ca41b040 100644
--- a/readme.txt
+++ b/readme.txt
@@ -75,6 +75,7 @@
*** Next ***
- NEW: Added OCTOSPIv2 driver using MDMA for STM32H7xx.
+- NEW: Added demos for STM32H723ZG Nucleo144 and STM32H735ZI Discovery boards.
- NEW: Added support for STM32H723/25/33/35.
- NEW: Updated ST Cube headers for STM32H7xx.
- NEW: Added a Posix-favored shell named "msh" (Mini Shell). The shell is able