2017-05-13 08:21:47 -07:00
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/*
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Copyright (c) 2017 Daniel Fekete
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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2017-04-10 09:24:58 -07:00
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#include "stm32_gpio.h"
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2017-04-09 21:55:07 -07:00
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#include "variant.h"
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2017-05-22 22:01:24 -07:00
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void stm32GpioClockEnable(GPIO_TypeDef *port) {
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2017-04-09 21:55:07 -07:00
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#ifdef GPIOA
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if (port == GPIOA) __HAL_RCC_GPIOA_CLK_ENABLE();
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#endif
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#ifdef GPIOB
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if (port == GPIOB) __HAL_RCC_GPIOB_CLK_ENABLE();
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#endif
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#ifdef GPIOC
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if (port == GPIOC) __HAL_RCC_GPIOC_CLK_ENABLE();
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#endif
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#ifdef GPIOD
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if (port == GPIOD) __HAL_RCC_GPIOD_CLK_ENABLE();
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#endif
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#ifdef GPIOE
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if (port == GPIOE) __HAL_RCC_GPIOE_CLK_ENABLE();
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#endif
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2017-04-19 12:14:45 -07:00
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#ifdef GPIOF
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if (port == GPIOF) __HAL_RCC_GPIOF_CLK_ENABLE();
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#endif
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#ifdef GPIOG
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if (port == GPIOG) __HAL_RCC_GPIOG_CLK_ENABLE();
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#endif
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#ifdef GPIOH
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if (port == GPIOH) __HAL_RCC_GPIOH_CLK_ENABLE();
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#endif
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#ifdef GPIOI
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if (port == GPIOI) __HAL_RCC_GPIOI_CLK_ENABLE();
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#endif
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#ifdef GPIOJ
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if (port == GPIOJ) __HAL_RCC_GPIOJ_CLK_ENABLE();
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#endif
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#ifdef GPIOK
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if (port == GPIOK) __HAL_RCC_GPIOK_CLK_ENABLE();
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#endif
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2017-04-09 21:55:07 -07:00
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}
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void pinMode(uint8_t pin, uint8_t mode) {
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2017-04-17 12:01:24 -07:00
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stm32_port_pin_type port_pin = variant_pin_list[pin];
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2017-04-09 21:55:07 -07:00
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2017-04-16 06:40:46 -07:00
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if (stm32_pwm_disable_callback != NULL) {
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(*stm32_pwm_disable_callback)(port_pin.port, port_pin.pin_mask);
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}
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2017-05-22 22:01:24 -07:00
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stm32GpioClockEnable(port_pin.port);
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2017-04-09 21:55:07 -07:00
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GPIO_InitTypeDef init;
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init.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
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init.Pin = port_pin.pin_mask;
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switch ( mode ) {
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case INPUT:
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init.Mode = GPIO_MODE_INPUT;
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init.Pull = GPIO_NOPULL;
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break;
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case INPUT_PULLUP:
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init.Mode = GPIO_MODE_INPUT;
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init.Pull = GPIO_PULLUP;
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break;
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case INPUT_PULLDOWN:
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init.Mode = GPIO_MODE_INPUT;
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init.Pull = GPIO_PULLDOWN;
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break;
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case OUTPUT:
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init.Mode = GPIO_MODE_OUTPUT_PP;
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init.Pull = GPIO_NOPULL;
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break;
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default:
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return;
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break;
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}
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HAL_GPIO_Init(port_pin.port, &init);
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}
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2017-05-29 11:36:45 -07:00
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2017-05-31 10:22:48 -07:00
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void pinModeLL(GPIO_TypeDef *port, uint32_t ll_pin, uint8_t mode) {
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stm32GpioClockEnable(port);
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int pinMode;
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int outputType;
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int pull;
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switch ( mode ) {
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case INPUT:
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pinMode = LL_GPIO_MODE_INPUT;
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outputType = LL_GPIO_OUTPUT_OPENDRAIN;
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pull = LL_GPIO_PULL_DOWN;
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break;
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case INPUT_PULLUP:
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pinMode = LL_GPIO_MODE_INPUT;
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outputType = LL_GPIO_OUTPUT_PUSHPULL;
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pull = LL_GPIO_PULL_UP;
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break;
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case INPUT_PULLDOWN:
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pinMode = LL_GPIO_MODE_INPUT;
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outputType = LL_GPIO_OUTPUT_PUSHPULL;
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pull = LL_GPIO_PULL_DOWN;
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break;
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case OUTPUT:
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pinMode = LL_GPIO_MODE_OUTPUT;
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outputType = LL_GPIO_OUTPUT_PUSHPULL;
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pull = LL_GPIO_PULL_DOWN;
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break;
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default:
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return;
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break;
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}
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LL_GPIO_SetPinMode(port, ll_pin, pinMode);
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LL_GPIO_SetPinPull(port, ll_pin, pull);
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LL_GPIO_SetPinOutputType(port, ll_pin, outputType);
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LL_GPIO_SetPinSpeed(port, ll_pin, LL_GPIO_SPEED_FREQ_HIGH);
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}
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