Geremia G / mbed-src

- fix F411 F334 systeminit when HSI used - portinout always read IDR regardless of port direction

Fork of mbed-src by mbed official

hal/gpio_api.h@332:e299ae530e63, 2014-09-27 (annotated)

Committer:
Geremia
Date:
Sat Sep 27 11:16:28 2014 +0000
Revision:
332:e299ae530e63
Parent:
113:65a335a675de 
- fix F411 F334 systeminit when HSI used; - STMs PortInOut port.read() always read input data register (real external pin state) even if direction is output (same as other platforms)

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bogdanm 13:0645d8841f51 1 /* mbed Microcontroller Library
bogdanm 13:0645d8841f51 2 * Copyright (c) 2006-2013 ARM Limited
bogdanm 13:0645d8841f51 3 *
bogdanm 13:0645d8841f51 4 * Licensed under the Apache License, Version 2.0 (the "License");
bogdanm 13:0645d8841f51 5 * you may not use this file except in compliance with the License.
bogdanm 13:0645d8841f51 6 * You may obtain a copy of the License at
bogdanm 13:0645d8841f51 7 *
bogdanm 13:0645d8841f51 8 * http://www.apache.org/licenses/LICENSE-2.0
bogdanm 13:0645d8841f51 9 *
bogdanm 13:0645d8841f51 10 * Unless required by applicable law or agreed to in writing, software
bogdanm 13:0645d8841f51 11 * distributed under the License is distributed on an "AS IS" BASIS,
bogdanm 13:0645d8841f51 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
bogdanm 13:0645d8841f51 13 * See the License for the specific language governing permissions and
bogdanm 13:0645d8841f51 14 * limitations under the License.
bogdanm 13:0645d8841f51 15 */
bogdanm 13:0645d8841f51 16 #ifndef MBED_GPIO_API_H
bogdanm 13:0645d8841f51 17 #define MBED_GPIO_API_H
bogdanm 13:0645d8841f51 18
bogdanm 13:0645d8841f51 19 #include "device.h"
bogdanm 13:0645d8841f51 20
bogdanm 13:0645d8841f51 21 #ifdef __cplusplus
bogdanm 13:0645d8841f51 22 extern "C" {
bogdanm 13:0645d8841f51 23 #endif
bogdanm 13:0645d8841f51 24
bogdanm 13:0645d8841f51 25 /* Set the given pin as GPIO
bogdanm 13:0645d8841f51 26 * @param pin The pin to be set as GPIO
bogdanm 13:0645d8841f51 27 * @return The GPIO port mask for this pin
bogdanm 13:0645d8841f51 28 **/
bogdanm 13:0645d8841f51 29 uint32_t gpio_set(PinName pin);
bogdanm 13:0645d8841f51 30
bogdanm 13:0645d8841f51 31 /* GPIO object */
mbed_official 113:65a335a675de 32 void gpio_init(gpio_t *obj, PinName pin);
bogdanm 13:0645d8841f51 33
bogdanm 13:0645d8841f51 34 void gpio_mode (gpio_t *obj, PinMode mode);
bogdanm 13:0645d8841f51 35 void gpio_dir (gpio_t *obj, PinDirection direction);
bogdanm 13:0645d8841f51 36
bogdanm 13:0645d8841f51 37 void gpio_write(gpio_t *obj, int value);
bogdanm 13:0645d8841f51 38 int gpio_read (gpio_t *obj);
bogdanm 13:0645d8841f51 39
mbed_official 113:65a335a675de 40 // the following set of functions are generic and are implemented in the common gpio.c file
mbed_official 113:65a335a675de 41 void gpio_init_in(gpio_t* gpio, PinName pin);
mbed_official 113:65a335a675de 42 void gpio_init_in_ex(gpio_t* gpio, PinName pin, PinMode mode);
mbed_official 113:65a335a675de 43 void gpio_init_out(gpio_t* gpio, PinName pin);
mbed_official 113:65a335a675de 44 void gpio_init_out_ex(gpio_t* gpio, PinName pin, int value);
mbed_official 113:65a335a675de 45 void gpio_init_inout(gpio_t* gpio, PinName pin, PinDirection direction, PinMode mode, int value);
mbed_official 113:65a335a675de 46
bogdanm 13:0645d8841f51 47 #ifdef __cplusplus
bogdanm 13:0645d8841f51 48 }
bogdanm 13:0645d8841f51 49 #endif
bogdanm 13:0645d8841f51 50
bogdanm 13:0645d8841f51 51 #endif