+add support for 1 channel PCAN FD adapter ( uses same driver as PRO FD but only 1 channel )

Makefile

@@ -58,12 +58,7 @@ Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_tim_ex.c \
 Middlewares/ST/STM32_USB_Device_Library/Core/Src/usbd_core.c \
 Middlewares/ST/STM32_USB_Device_Library/Core/Src/usbd_ctlreq.c \
 Middlewares/ST/STM32_USB_Device_Library/Core/Src/usbd_ioreq.c \
-
+$(PROTO)
-ifeq ($(CANFD), 1)
-C_SOURCES += Src/pcanpro_fd_protocol.c
-else
-C_SOURCES += Src/pcanpro_protocol.c
-endif
 
 # ASM sources
 ASM_SOURCES =  \
@@ -113,9 +108,6 @@ AS_DEFS =
 C_DEFS =  \
 -DUSE_HAL_DRIVER \
 -DSTM32F407xx
-ifeq ($(CANFD), 1)
-C_DEFS += -DPCAN_FD=1
-endif
 
 
 # AS includes
@@ -136,7 +128,7 @@ C_INCLUDES =  \
 # compile gcc flags
 ASFLAGS = $(MCU) $(AS_DEFS) $(AS_INCLUDES) $(OPT) -Wall -pedantic -fdata-sections -ffunction-sections
 
-CFLAGS = $(MCU) $(C_DEFS) $(C_INCLUDES) $(OPT) -std=c11 -Wall -pedantic -fdata-sections -ffunction-sections
+CFLAGS = $(MCU) $(C_DEFS) $(C_INCLUDES) $(OPT) -std=c11 -Wall -pedantic -fdata-sections -ffunction-sections $(BOARD_FLAGS)
 
 ifeq ($(DEBUG), 1)
 CFLAGS += -g -gdwarf-2
@@ -159,13 +151,17 @@ LIBDIR =
 LDFLAGS = $(MCU) -specs=nano.specs -T$(LDSCRIPT) $(LIBDIR) $(LIBS) -Wl,-Map=$(BUILD_DIR)/$(TARGET).map,--cref -Wl,--gc-sections
 
 # default action: build all
-all: pro pro_fd
+all: pro pro_fd fd
 
 pro:
-	$(MAKE) BOARD=pro CANFD=0 DEBUG=0 OPT=-Os elf hex bin
+	$(MAKE) BOARD=pro DEBUG=0 OPT=-Os PROTO=Src/pcanpro_protocol.c BOARD_FLAGS='-DPCAN_PRO=1 -DINCLUDE_LIN_INTERFACE=1' elf hex bin
 
 pro_fd:
-	$(MAKE) BOARD=pro_fd CANFD=1 DEBUG=0 OPT=-Os elf hex bin
+	$(MAKE) BOARD=pro_fd DEBUG=0 OPT=-Os PROTO=Src/pcanpro_fd_protocol.c BOARD_FLAGS='-DPCAN_PRO_FD=1 -DINCLUDE_LIN_INTERFACE=1' elf hex bin
+
+fd:
+	$(MAKE) BOARD=fd DEBUG=0 OPT=-Os PROTO=Src/pcanpro_fd_protocol.c BOARD_FLAGS='-DPCAN_FD=1 -DINCLUDE_LIN_INTERFACE=0' elf hex bin
+
 
 #######################################
 # build the application
@@ -213,6 +209,9 @@ hex: $(HEX_TARGET)
 clean:
 	-rm -fR $(BUILD_DIR)*
 
+clean_obj:
+	-rm -f $(BUILD_DIR)*/*.o $(BUILD_DIR)*/*.d $(BUILD_DIR)*/*.lst
+
 #######################################
 # dependencies
 #######################################

Src/pcanpro_usbd.c

@@ -5,7 +5,6 @@
 #include "usbd_helper.h"
 #include "pcanpro_protocol.h"
 #include "pcanpro_usbd.h"
-#define INCLUDE_LIN_INTERFACE (1)
 
 static struct t_class_data pcanpro_data = { 0 };
 
@@ -17,8 +16,10 @@ struct t_pcanpro_description
   USB_ENDPOINT_DESCRIPTOR      ep2_i0;
   USB_ENDPOINT_DESCRIPTOR      ep3_i0;
   USB_ENDPOINT_DESCRIPTOR      ep4_i0;
+#if ( PCAN_PRO ) || ( PCAN_PRO_FD )
   USB_ENDPOINT_DESCRIPTOR      ep5_i0;
   USB_ENDPOINT_DESCRIPTOR      ep6_i0;
+#endif
 #if INCLUDE_LIN_INTERFACE
   USB_INTERFACE_DESCRIPTOR     if1;
   USB_ENDPOINT_DESCRIPTOR      ep1_i1;
@@ -74,7 +75,11 @@ __ALIGN_BEGIN  static struct t_pcanpro_description pcanpro_dev __ALIGN_END =
     .bDescriptorType      = USB_INTERFACE_DESCRIPTOR_TYPE,
     .bInterfaceNumber     = 0,
     .bAlternateSetting    = 0,
+#if ( PCAN_PRO ) || ( PCAN_PRO_FD )
     .bNumEndpoints        = 6,
+#else
+    .bNumEndpoints        = 4,
+#endif
     .bInterfaceClass      = 0,
     .bInterfaceSubClass   = 0,
     .bInterfaceProtocol   = 0,
@@ -116,6 +121,7 @@ __ALIGN_BEGIN  static struct t_pcanpro_description pcanpro_dev __ALIGN_END =
     .wMaxPacketSize       = 64,/* FS: 64, HS: 512 */
     .bInterval            = 0,
   },
+#if ( PCAN_PRO ) || ( PCAN_PRO_FD )
   .ep5_i0 = 
   {
     .bLength              = sizeof( USB_ENDPOINT_DESCRIPTOR ),
@@ -134,6 +140,7 @@ __ALIGN_BEGIN  static struct t_pcanpro_description pcanpro_dev __ALIGN_END =
     .wMaxPacketSize       = 64,/* FS: 64, HS: 512 */
     .bInterval            = 0,
   },
+#endif
 #if INCLUDE_LIN_INTERFACE
   /* LIN INTERFACE */
   .if1 =
@@ -396,12 +403,15 @@ static uint8_t *device_get_user_string( USBD_HandleTypeDef *pdev, uint8_t index,
   switch( index )
   {
     case 6:
-#if PCAN_FD
+#if PCAN_PRO_FD
       USBD_GetString((uint8_t *)"PCAN-USB Pro FD LIN", USBD_StrDesc, length );
-#else
-      USBD_GetString((uint8_t *)"PCAN-USB-PRO LIN Device", USBD_StrDesc, length );
-#endif
       break;
+#elif PCAN_PRO
+      USBD_GetString((uint8_t *)"PCAN-USB-PRO LIN Device", USBD_StrDesc, length );
+      break;
+#else
+      /* fallthrough */
+#endif
     default:
       USBD_GetString((uint8_t *)"UNHANDLED", USBD_StrDesc, length );
       break;

Src/pcanpro_usbd.h

@@ -18,12 +18,14 @@
 #define PCAN_USB_EP_MSGIN_CH2     0x83
 
 
-#if PCAN_FD
+#if ( PCAN_PRO_FD ) || ( PCAN_FD )
 #define PCAN_DATA_PACKET_SIZE (256)
 #define PCAN_CMD_PACKET_SIZE  (128)
-#else
+#elif ( PCAN_PRO )
 #define PCAN_DATA_PACKET_SIZE (64)
 #define PCAN_CMD_PACKET_SIZE  (512)
+#else
+#error Oops
 #endif
 
 struct t_class_data

Src/usbd_desc.c

@@ -6,24 +6,25 @@
 #define USBD_VID                        0x0c72
 #define USBD_LANGID_STRING              1033
 #define USBD_MANUFACTURER_STRING        "PEAK-System Technik GmbH"
-#if  PCAN_FD
+#if  PCAN_PRO_FD
 #define USBD_PID_HS                     0x0011
-#else
-#define USBD_PID_HS                     0x000d
-#endif
-#if PCAN_FD
 #define USBD_PRODUCT_STRING_HS          "PCAN-USB Pro FD"
-#else
+#define USBD_INTERFACE_CAN_STRING_HS    "PCAN-USB Pro FD CAN"
+#define USBD_INTERFACE_LIN_STRING_HS    "PCAN-USB Pro FD LIN"
+#elif PCAN_FD
+#define USBD_PID_HS                     0x0012
+#define USBD_PRODUCT_STRING_HS          "PCAN-USB FD"
+#define USBD_INTERFACE_CAN_STRING_HS    "PCAN-USB FD CAN"
+#define USBD_INTERFACE_LIN_STRING_HS    "PCAN-USB FD LIN"
+#elif PCAN_PRO
+#define USBD_PID_HS                     0x000d
 #define USBD_PRODUCT_STRING_HS          "PCAN-USB-PRO"
+#define USBD_INTERFACE_CAN_STRING_HS    "PCAN-USB-PRO CAN Device"
+#define USBD_INTERFACE_LIN_STRING_HS    "PCAN-USB-PRO LIN Device"
+#else
+#error Oops
 #endif
 #define USBD_CONFIGURATION_STRING_HS    "Config00"
-#if PCAN_FD
-  #define USBD_INTERFACE_CAN_STRING_HS    "PCAN-USB Pro FD CAN"
-  #define USBD_INTERFACE_LIN_STRING_HS    "PCAN-USB Pro FD LIN"
-#else
-  #define USBD_INTERFACE_CAN_STRING_HS    "PCAN-USB-PRO CAN Device"
-  #define USBD_INTERFACE_LIN_STRING_HS    "PCAN-USB-PRO LIN Device"
-#endif
 
 
 #define USB_SIZ_BOS_DESC                0x0C