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The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

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mbed 2

This is the mbed 2 library. If you'd like to learn about Mbed OS please see the mbed-os docs.

TARGET_NUCLEO_F303RE/TOOLCHAIN_ARM_MICRO/pin_device.h@171:3a7713b1edbc, 2018-11-08 (annotated)

Committer:
AnnaBridge
Date:
Thu Nov 08 11:45:42 2018 +0000
Revision:
171:3a7713b1edbc
Parent:
TARGET_DISCO_F303VC/TARGET_STM/TARGET_STM32F3/pin_device.h@170:e95d10626187 
mbed library. Release version 164

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 163:e59c8e839560 1 /* mbed Microcontroller Library
AnnaBridge 163:e59c8e839560 2 *******************************************************************************
AnnaBridge 163:e59c8e839560 3 * Copyright (c) 2016, STMicroelectronics
AnnaBridge 163:e59c8e839560 4 * All rights reserved.
AnnaBridge 163:e59c8e839560 5 *
AnnaBridge 163:e59c8e839560 6 * Redistribution and use in source and binary forms, with or without
AnnaBridge 163:e59c8e839560 7 * modification, are permitted provided that the following conditions are met:
AnnaBridge 163:e59c8e839560 8 *
AnnaBridge 163:e59c8e839560 9 * 1. Redistributions of source code must retain the above copyright notice,
AnnaBridge 163:e59c8e839560 10 * this list of conditions and the following disclaimer.
AnnaBridge 163:e59c8e839560 11 * 2. Redistributions in binary form must reproduce the above copyright notice,
AnnaBridge 163:e59c8e839560 12 * this list of conditions and the following disclaimer in the documentation
AnnaBridge 163:e59c8e839560 13 * and/or other materials provided with the distribution.
AnnaBridge 163:e59c8e839560 14 * 3. Neither the name of STMicroelectronics nor the names of its contributors
AnnaBridge 163:e59c8e839560 15 * may be used to endorse or promote products derived from this software
AnnaBridge 163:e59c8e839560 16 * without specific prior written permission.
AnnaBridge 163:e59c8e839560 17 *
AnnaBridge 163:e59c8e839560 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AnnaBridge 163:e59c8e839560 19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
AnnaBridge 163:e59c8e839560 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
AnnaBridge 163:e59c8e839560 21 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
AnnaBridge 163:e59c8e839560 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
AnnaBridge 163:e59c8e839560 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
AnnaBridge 163:e59c8e839560 24 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
AnnaBridge 163:e59c8e839560 25 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
AnnaBridge 163:e59c8e839560 26 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
AnnaBridge 163:e59c8e839560 27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
AnnaBridge 163:e59c8e839560 28 *******************************************************************************
AnnaBridge 163:e59c8e839560 29 */
AnnaBridge 163:e59c8e839560 30 #ifndef MBED_PIN_DEVICE_H
AnnaBridge 163:e59c8e839560 31 #define MBED_PIN_DEVICE_H
AnnaBridge 163:e59c8e839560 32
AnnaBridge 163:e59c8e839560 33 #include "cmsis.h"
AnnaBridge 163:e59c8e839560 34
AnnaBridge 163:e59c8e839560 35 #include "stm32f3xx_ll_gpio.h"
AnnaBridge 163:e59c8e839560 36
AnnaBridge 163:e59c8e839560 37 extern const uint32_t ll_pin_defines[16];
AnnaBridge 163:e59c8e839560 38
AnnaBridge 163:e59c8e839560 39 /* Family specific implementations */
AnnaBridge 163:e59c8e839560 40 static inline void stm_pin_DisconnectDebug(PinName pin)
AnnaBridge 163:e59c8e839560 41 {
AnnaBridge 163:e59c8e839560 42 /* empty for now */
AnnaBridge 163:e59c8e839560 43 }
AnnaBridge 163:e59c8e839560 44
AnnaBridge 163:e59c8e839560 45 static inline void stm_pin_PullConfig(GPIO_TypeDef *gpio, uint32_t ll_pin, uint32_t pull_config)
AnnaBridge 163:e59c8e839560 46 {
AnnaBridge 163:e59c8e839560 47 switch (pull_config) {
AnnaBridge 163:e59c8e839560 48 case GPIO_PULLUP:
AnnaBridge 163:e59c8e839560 49 LL_GPIO_SetPinPull(gpio, ll_pin, LL_GPIO_PULL_UP);
AnnaBridge 163:e59c8e839560 50 break;
AnnaBridge 163:e59c8e839560 51 case GPIO_PULLDOWN:
AnnaBridge 163:e59c8e839560 52 LL_GPIO_SetPinPull(gpio, ll_pin, LL_GPIO_PULL_DOWN);
AnnaBridge 163:e59c8e839560 53 break;
AnnaBridge 163:e59c8e839560 54 default:
AnnaBridge 163:e59c8e839560 55 LL_GPIO_SetPinPull(gpio, ll_pin, LL_GPIO_PULL_NO);
AnnaBridge 163:e59c8e839560 56 break;
AnnaBridge 163:e59c8e839560 57 }
AnnaBridge 163:e59c8e839560 58 }
AnnaBridge 163:e59c8e839560 59
AnnaBridge 170:e95d10626187 60 static inline void stm_pin_SetAFPin(GPIO_TypeDef *gpio, PinName pin, uint32_t afnum)
AnnaBridge 163:e59c8e839560 61 {
AnnaBridge 163:e59c8e839560 62 uint32_t ll_pin = ll_pin_defines[STM_PIN(pin)];
AnnaBridge 163:e59c8e839560 63
AnnaBridge 170:e95d10626187 64 if (STM_PIN(pin) > 7) {
AnnaBridge 163:e59c8e839560 65 LL_GPIO_SetAFPin_8_15(gpio, ll_pin, afnum);
AnnaBridge 170:e95d10626187 66 } else {
AnnaBridge 163:e59c8e839560 67 LL_GPIO_SetAFPin_0_7(gpio, ll_pin, afnum);
AnnaBridge 170:e95d10626187 68 }
AnnaBridge 163:e59c8e839560 69 }
AnnaBridge 163:e59c8e839560 70
AnnaBridge 163:e59c8e839560 71 #endif