Pokitto Community Team / Pokitto_

PokittoLib with changes to lcd refresh etc.

Dependents:   Pokittris

Fork of Pokitto by Pokitto Community Team

This is a fork by user @Spinal, and is used in Pokittris for testing. Do not import this to your own program.

mbed-pokitto/common/gpio.c@11:02ad9c807a21, 2017-10-15 (annotated)

Committer:
spinal
Date:
Sun Oct 15 18:03:02 2017 +0000
Revision:
11:02ad9c807a21
Parent:
5:7e5c566b1760 
fixed 4color refreshRegion code

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Pokitto 5:7e5c566b1760 1 /* mbed Microcontroller Library
Pokitto 5:7e5c566b1760 2 * Copyright (c) 2006-2013 ARM Limited
Pokitto 5:7e5c566b1760 3 *
Pokitto 5:7e5c566b1760 4 * Licensed under the Apache License, Version 2.0 (the "License");
Pokitto 5:7e5c566b1760 5 * you may not use this file except in compliance with the License.
Pokitto 5:7e5c566b1760 6 * You may obtain a copy of the License at
Pokitto 5:7e5c566b1760 7 *
Pokitto 5:7e5c566b1760 8 * http://www.apache.org/licenses/LICENSE-2.0
Pokitto 5:7e5c566b1760 9 *
Pokitto 5:7e5c566b1760 10 * Unless required by applicable law or agreed to in writing, software
Pokitto 5:7e5c566b1760 11 * distributed under the License is distributed on an "AS IS" BASIS,
Pokitto 5:7e5c566b1760 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Pokitto 5:7e5c566b1760 13 * See the License for the specific language governing permissions and
Pokitto 5:7e5c566b1760 14 * limitations under the License.
Pokitto 5:7e5c566b1760 15 */
Pokitto 5:7e5c566b1760 16 #include "gpio_api.h"
Pokitto 5:7e5c566b1760 17
Pokitto 5:7e5c566b1760 18 static inline void _gpio_init_in(gpio_t* gpio, PinName pin, PinMode mode)
Pokitto 5:7e5c566b1760 19 {
Pokitto 5:7e5c566b1760 20 gpio_init(gpio, pin);
Pokitto 5:7e5c566b1760 21 if (pin != NC) {
Pokitto 5:7e5c566b1760 22 gpio_dir(gpio, PIN_INPUT);
Pokitto 5:7e5c566b1760 23 gpio_mode(gpio, mode);
Pokitto 5:7e5c566b1760 24 }
Pokitto 5:7e5c566b1760 25 }
Pokitto 5:7e5c566b1760 26
Pokitto 5:7e5c566b1760 27 static inline void _gpio_init_out(gpio_t* gpio, PinName pin, PinMode mode, int value)
Pokitto 5:7e5c566b1760 28 {
Pokitto 5:7e5c566b1760 29 gpio_init(gpio, pin);
Pokitto 5:7e5c566b1760 30 if (pin != NC) {
Pokitto 5:7e5c566b1760 31 gpio_write(gpio, value);
Pokitto 5:7e5c566b1760 32 gpio_dir(gpio, PIN_OUTPUT);
Pokitto 5:7e5c566b1760 33 gpio_mode(gpio, mode);
Pokitto 5:7e5c566b1760 34 }
Pokitto 5:7e5c566b1760 35 }
Pokitto 5:7e5c566b1760 36
Pokitto 5:7e5c566b1760 37 void gpio_init_in(gpio_t* gpio, PinName pin) {
Pokitto 5:7e5c566b1760 38 gpio_init_in_ex(gpio, pin, PullDefault);
Pokitto 5:7e5c566b1760 39 }
Pokitto 5:7e5c566b1760 40
Pokitto 5:7e5c566b1760 41 void gpio_init_in_ex(gpio_t* gpio, PinName pin, PinMode mode) {
Pokitto 5:7e5c566b1760 42 _gpio_init_in(gpio, pin, mode);
Pokitto 5:7e5c566b1760 43 }
Pokitto 5:7e5c566b1760 44
Pokitto 5:7e5c566b1760 45 void gpio_init_out(gpio_t* gpio, PinName pin) {
Pokitto 5:7e5c566b1760 46 gpio_init_out_ex(gpio, pin, 0);
Pokitto 5:7e5c566b1760 47 }
Pokitto 5:7e5c566b1760 48
Pokitto 5:7e5c566b1760 49 void gpio_init_out_ex(gpio_t* gpio, PinName pin, int value) {
Pokitto 5:7e5c566b1760 50 _gpio_init_out(gpio, pin, PullNone, value);
Pokitto 5:7e5c566b1760 51 }
Pokitto 5:7e5c566b1760 52
Pokitto 5:7e5c566b1760 53 void gpio_init_inout(gpio_t* gpio, PinName pin, PinDirection direction, PinMode mode, int value) {
Pokitto 5:7e5c566b1760 54 if (direction == PIN_INPUT) {
Pokitto 5:7e5c566b1760 55 _gpio_init_in(gpio, pin, mode);
Pokitto 5:7e5c566b1760 56 if (pin != NC)
Pokitto 5:7e5c566b1760 57 gpio_write(gpio, value); // we prepare the value in case it is switched later
Pokitto 5:7e5c566b1760 58 } else {
Pokitto 5:7e5c566b1760 59 _gpio_init_out(gpio, pin, mode, value);
Pokitto 5:7e5c566b1760 60 }
Pokitto 5:7e5c566b1760 61 }