12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970 |
- /* mbed Microcontroller Library
- *******************************************************************************
- * Copyright (c) 2016, STMicroelectronics
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright notice,
- * this list of conditions and the following disclaimer in the documentation
- * and/or other materials provided with the distribution.
- * 3. Neither the name of STMicroelectronics nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
- * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *******************************************************************************
- */
- #ifndef MBED_PIN_DEVICE_H
- #define MBED_PIN_DEVICE_H
- #include "cmsis.h"
- #include "stm32l4xx_ll_gpio.h"
- extern const uint32_t ll_pin_defines[16];
- /* Family specific implementations */
- static inline void stm_pin_DisconnectDebug(PinName pin)
- {
- /* empty for now */
- }
- static inline void stm_pin_PullConfig(GPIO_TypeDef *gpio, uint32_t ll_pin, uint32_t pull_config)
- {
- switch (pull_config) {
- case GPIO_PULLUP:
- LL_GPIO_SetPinPull(gpio, ll_pin, LL_GPIO_PULL_UP);
- break;
- case GPIO_PULLDOWN:
- LL_GPIO_SetPinPull(gpio, ll_pin, LL_GPIO_PULL_DOWN);
- break;
- default:
- LL_GPIO_SetPinPull(gpio, ll_pin, LL_GPIO_PULL_NO);
- break;
- }
- }
- static inline void stm_pin_SetAFPin(GPIO_TypeDef *gpio, PinName pin, uint32_t afnum)
- {
- uint32_t ll_pin = ll_pin_defines[STM_PIN(pin)];
- if (STM_PIN(pin) > 7) {
- LL_GPIO_SetAFPin_8_15(gpio, ll_pin, afnum);
- } else {
- LL_GPIO_SetAFPin_0_7(gpio, ll_pin, afnum);
- }
- }
- #endif
|