2020-12-16 20:00:00 +00:00
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/*
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* gpio.c
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* quack
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*
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* Created by Michel DEPEIGE on 14/12/2020.
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* Copyright (c) 2020 Michel DEPEIGE.
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*
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* This program is free software; you can redistribute it and/or modify
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2021-08-18 21:13:40 +00:00
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* it under the terms of the Apache License, Version 2.0 (the "License");
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* You may obtain a copy of the License at:
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2020-12-16 20:00:00 +00:00
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*
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2021-08-18 21:13:40 +00:00
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* http://www.apache.org/licenses/LICENSE-2.0
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2020-12-16 20:00:00 +00:00
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*
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2021-08-18 21:13:40 +00:00
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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2020-12-16 20:00:00 +00:00
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*
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2020-09-14 20:32:07 +00:00
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*/
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2020-12-16 20:00:00 +00:00
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2020-09-14 20:32:07 +00:00
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#include <stdio.h>
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#include "driver/gpio.h"
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#include "sdkconfig.h"
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "esp_system.h"
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#include "esp_spi_flash.h"
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#include "gpio.h"
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void gpio_init(void) {
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2020-12-14 18:59:33 +00:00
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/* LEDs */
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gpio_reset_pin(GPIO_GREENLED);
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gpio_reset_pin(GPIO_BLUELED);
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gpio_reset_pin(GPIO_YELLOWLED);
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gpio_reset_pin(GPIO_REDLED);
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gpio_set_direction(GPIO_GREENLED, GPIO_MODE_OUTPUT);
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gpio_set_direction(GPIO_BLUELED, GPIO_MODE_OUTPUT);
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gpio_set_direction(GPIO_YELLOWLED, GPIO_MODE_OUTPUT);
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gpio_set_direction(GPIO_REDLED, GPIO_MODE_OUTPUT);
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2020-12-21 22:06:33 +00:00
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2020-12-31 07:53:57 +00:00
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/* External chips */
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2021-05-03 22:45:23 +00:00
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gpio_reset_pin(GPIO_DIR);
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2020-12-31 07:53:57 +00:00
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gpio_reset_pin(GPIO_OE);
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2021-05-03 22:45:23 +00:00
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gpio_set_direction(GPIO_DIR, GPIO_MODE_OUTPUT);
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2020-12-31 07:53:57 +00:00
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gpio_set_direction(GPIO_OE, GPIO_MODE_OUTPUT);
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2020-12-21 22:06:33 +00:00
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2020-12-31 07:53:57 +00:00
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/* Modes */
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gpio_reset_pin(GPIO_ADBSRC);
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gpio_reset_pin(GPIO_BTOFF);
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gpio_set_direction(GPIO_ADBSRC, GPIO_MODE_INPUT);
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gpio_set_direction(GPIO_BTOFF, GPIO_MODE_INPUT);
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2021-01-08 08:21:38 +00:00
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/* ADB */
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2021-04-01 18:58:23 +00:00
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gpio_set_direction(GPIO_ADB, GPIO_MODE_INPUT);
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2021-05-03 22:45:23 +00:00
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gpio_set_level(GPIO_DIR, 0);
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2021-01-08 08:21:38 +00:00
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2020-12-31 07:53:57 +00:00
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/* Quadrature mouse */
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gpio_reset_pin(GPIO_CLICK);
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gpio_reset_pin(GPIO_QX1);
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gpio_reset_pin(GPIO_QX2);
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gpio_reset_pin(GPIO_QY1);
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gpio_reset_pin(GPIO_QY2);
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2021-05-08 22:45:40 +00:00
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gpio_set_pull_mode(GPIO_CLICK, GPIO_PULLUP_ONLY);
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gpio_set_pull_mode(GPIO_QX1, GPIO_PULLUP_ONLY);
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gpio_set_pull_mode(GPIO_QX2, GPIO_PULLUP_ONLY);
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gpio_set_pull_mode(GPIO_QY1, GPIO_PULLUP_ONLY);
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gpio_set_pull_mode(GPIO_QY2, GPIO_PULLUP_ONLY);
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2020-12-31 07:53:57 +00:00
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gpio_set_direction(GPIO_CLICK, GPIO_MODE_OUTPUT);
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gpio_set_direction(GPIO_QX1, GPIO_MODE_OUTPUT);
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gpio_set_direction(GPIO_QX2, GPIO_MODE_OUTPUT);
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gpio_set_direction(GPIO_QY1, GPIO_MODE_OUTPUT);
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gpio_set_direction(GPIO_QY2, GPIO_MODE_OUTPUT);
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2020-09-14 20:32:07 +00:00
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}
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2020-12-21 22:06:33 +00:00
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void gpio_output_disable(void) {
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2021-05-03 22:45:23 +00:00
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gpio_set_level(GPIO_OE, 1);
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2020-12-21 22:06:33 +00:00
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}
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void gpio_output_enable(void) {
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2021-05-03 22:45:23 +00:00
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gpio_set_level(GPIO_OE, 0);
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2020-12-21 22:06:33 +00:00
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}
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