mirror of
https://github.com/demik/quack.git
synced 2024-12-12 00:29:06 +00:00
83 lines
2.4 KiB
C
83 lines
2.4 KiB
C
/*
|
|
* gpio.c
|
|
* quack
|
|
*
|
|
* Created by Michel DEPEIGE on 14/12/2020.
|
|
* Copyright (c) 2020 Michel DEPEIGE.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the Apache License, Version 2.0 (the "License");
|
|
* You may obtain a copy of the License at:
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include "driver/gpio.h"
|
|
#include "sdkconfig.h"
|
|
#include "freertos/FreeRTOS.h"
|
|
#include "freertos/task.h"
|
|
#include "esp_system.h"
|
|
|
|
#include "gpio.h"
|
|
|
|
void gpio_init(void) {
|
|
/* LEDs */
|
|
gpio_reset_pin(GPIO_GREENLED);
|
|
gpio_reset_pin(GPIO_BLUELED);
|
|
gpio_reset_pin(GPIO_YELLOWLED);
|
|
gpio_reset_pin(GPIO_REDLED);
|
|
gpio_set_direction(GPIO_GREENLED, GPIO_MODE_OUTPUT);
|
|
gpio_set_direction(GPIO_BLUELED, GPIO_MODE_OUTPUT);
|
|
gpio_set_direction(GPIO_YELLOWLED, GPIO_MODE_OUTPUT);
|
|
gpio_set_direction(GPIO_REDLED, GPIO_MODE_OUTPUT);
|
|
|
|
/* External chips */
|
|
gpio_reset_pin(GPIO_DIR);
|
|
gpio_reset_pin(GPIO_OE);
|
|
gpio_set_direction(GPIO_DIR, GPIO_MODE_OUTPUT);
|
|
gpio_set_direction(GPIO_OE, GPIO_MODE_OUTPUT);
|
|
|
|
/* Modes */
|
|
gpio_reset_pin(GPIO_ADBSRC);
|
|
gpio_reset_pin(GPIO_BTOFF);
|
|
gpio_set_direction(GPIO_ADBSRC, GPIO_MODE_INPUT);
|
|
gpio_set_direction(GPIO_BTOFF, GPIO_MODE_INPUT);
|
|
|
|
/* ADB */
|
|
gpio_set_direction(GPIO_ADB, GPIO_MODE_INPUT);
|
|
gpio_set_level(GPIO_DIR, 0);
|
|
|
|
/* Quadrature mouse */
|
|
gpio_reset_pin(GPIO_CLICK);
|
|
gpio_reset_pin(GPIO_QX1);
|
|
gpio_reset_pin(GPIO_QX2);
|
|
gpio_reset_pin(GPIO_QY1);
|
|
gpio_reset_pin(GPIO_QY2);
|
|
gpio_set_pull_mode(GPIO_CLICK, GPIO_PULLUP_ONLY);
|
|
gpio_set_pull_mode(GPIO_QX1, GPIO_PULLUP_ONLY);
|
|
gpio_set_pull_mode(GPIO_QX2, GPIO_PULLUP_ONLY);
|
|
gpio_set_pull_mode(GPIO_QY1, GPIO_PULLUP_ONLY);
|
|
gpio_set_pull_mode(GPIO_QY2, GPIO_PULLUP_ONLY);
|
|
gpio_set_direction(GPIO_CLICK, GPIO_MODE_OUTPUT);
|
|
gpio_set_direction(GPIO_QX1, GPIO_MODE_OUTPUT);
|
|
gpio_set_direction(GPIO_QX2, GPIO_MODE_OUTPUT);
|
|
gpio_set_direction(GPIO_QY1, GPIO_MODE_OUTPUT);
|
|
gpio_set_direction(GPIO_QY2, GPIO_MODE_OUTPUT);
|
|
}
|
|
|
|
void gpio_output_disable(void) {
|
|
gpio_set_level(GPIO_OE, 1);
|
|
}
|
|
|
|
void gpio_output_enable(void) {
|
|
gpio_set_level(GPIO_OE, 0);
|
|
}
|