mbed official / mbed

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

Dependents:   hello SerialTestv11 SerialTestv12 Sierpinski ... more

mbed 2

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

TARGET_DISCO_L072CZ_LRWAN1/TARGET_STM/TARGET_STM32L0/pin_device.h@147:a97add6d7e64, 2017-07-19 (annotated)

Committer:
Kojto
Date:
Wed Jul 19 16:46:19 2017 +0100
Revision:
147:a97add6d7e64
Parent:
143:86740a56073b
Child:
170:e95d10626187
Release 147 of the mbed library.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 143:86740a56073b 1 /* mbed Microcontroller Library
AnnaBridge 143:86740a56073b 2 *******************************************************************************
AnnaBridge 143:86740a56073b 3 * Copyright (c) 2016, STMicroelectronics
AnnaBridge 143:86740a56073b 4 * All rights reserved.
AnnaBridge 143:86740a56073b 5 *
AnnaBridge 143:86740a56073b 6 * Redistribution and use in source and binary forms, with or without
AnnaBridge 143:86740a56073b 7 * modification, are permitted provided that the following conditions are met:
AnnaBridge 143:86740a56073b 8 *
AnnaBridge 143:86740a56073b 9 * 1. Redistributions of source code must retain the above copyright notice,
AnnaBridge 143:86740a56073b 10 * this list of conditions and the following disclaimer.
AnnaBridge 143:86740a56073b 11 * 2. Redistributions in binary form must reproduce the above copyright notice,
AnnaBridge 143:86740a56073b 12 * this list of conditions and the following disclaimer in the documentation
AnnaBridge 143:86740a56073b 13 * and/or other materials provided with the distribution.
AnnaBridge 143:86740a56073b 14 * 3. Neither the name of STMicroelectronics nor the names of its contributors
AnnaBridge 143:86740a56073b 15 * may be used to endorse or promote products derived from this software
AnnaBridge 143:86740a56073b 16 * without specific prior written permission.
AnnaBridge 143:86740a56073b 17 *
AnnaBridge 143:86740a56073b 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AnnaBridge 143:86740a56073b 19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
AnnaBridge 143:86740a56073b 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
AnnaBridge 143:86740a56073b 21 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
AnnaBridge 143:86740a56073b 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
AnnaBridge 143:86740a56073b 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
AnnaBridge 143:86740a56073b 24 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
AnnaBridge 143:86740a56073b 25 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
AnnaBridge 143:86740a56073b 26 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
AnnaBridge 143:86740a56073b 27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
AnnaBridge 143:86740a56073b 28 *******************************************************************************
AnnaBridge 143:86740a56073b 29 */
AnnaBridge 143:86740a56073b 30 #ifndef MBED_PIN_DEVICE_H
AnnaBridge 143:86740a56073b 31 #define MBED_PIN_DEVICE_H
AnnaBridge 143:86740a56073b 32
AnnaBridge 143:86740a56073b 33 #include "cmsis.h"
AnnaBridge 143:86740a56073b 34 #include "stm32l0xx_ll_gpio.h"
AnnaBridge 143:86740a56073b 35
AnnaBridge 143:86740a56073b 36 extern const uint32_t ll_pin_defines[16];
AnnaBridge 143:86740a56073b 37
AnnaBridge 143:86740a56073b 38 /* Family specific implementations */
AnnaBridge 143:86740a56073b 39 static inline void stm_pin_DisconnectDebug(PinName pin)
AnnaBridge 143:86740a56073b 40 {
AnnaBridge 143:86740a56073b 41 /* empty for now */
AnnaBridge 143:86740a56073b 42 }
AnnaBridge 143:86740a56073b 43
AnnaBridge 143:86740a56073b 44 static inline void stm_pin_PullConfig(GPIO_TypeDef *gpio, uint32_t ll_pin, uint32_t pull_config)
AnnaBridge 143:86740a56073b 45 {
AnnaBridge 143:86740a56073b 46 switch (pull_config) {
AnnaBridge 143:86740a56073b 47 case GPIO_PULLUP:
AnnaBridge 143:86740a56073b 48 LL_GPIO_SetPinPull(gpio, ll_pin, LL_GPIO_PULL_UP);
AnnaBridge 143:86740a56073b 49 break;
AnnaBridge 143:86740a56073b 50 case GPIO_PULLDOWN:
AnnaBridge 143:86740a56073b 51 LL_GPIO_SetPinPull(gpio, ll_pin, LL_GPIO_PULL_DOWN);
AnnaBridge 143:86740a56073b 52 break;
AnnaBridge 143:86740a56073b 53 default:
AnnaBridge 143:86740a56073b 54 LL_GPIO_SetPinPull(gpio, ll_pin, LL_GPIO_PULL_NO);
AnnaBridge 143:86740a56073b 55 break;
AnnaBridge 143:86740a56073b 56 }
AnnaBridge 143:86740a56073b 57 }
AnnaBridge 143:86740a56073b 58
AnnaBridge 143:86740a56073b 59 static inline void stm_pin_SetAFPin( GPIO_TypeDef *gpio, PinName pin, uint32_t afnum)
AnnaBridge 143:86740a56073b 60 {
AnnaBridge 143:86740a56073b 61 uint32_t ll_pin = ll_pin_defines[STM_PIN(pin)];
AnnaBridge 143:86740a56073b 62
AnnaBridge 143:86740a56073b 63 if (STM_PIN(pin) > 7)
AnnaBridge 143:86740a56073b 64 LL_GPIO_SetAFPin_8_15(gpio, ll_pin, afnum);
AnnaBridge 143:86740a56073b 65 else
AnnaBridge 143:86740a56073b 66 LL_GPIO_SetAFPin_0_7(gpio, ll_pin, afnum);
AnnaBridge 143:86740a56073b 67 }
AnnaBridge 143:86740a56073b 68
AnnaBridge 143:86740a56073b 69 #endif