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28 lines
951 B
C
28 lines
951 B
C
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#include <stdlib.h>
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#include "driver/gpio.h"
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#include "buttons.h"
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#define BTN_PIN_PLUS ((gpio_num_t)39)
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#define BTN_PIN_OK ((gpio_num_t)37)
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#define BTN_PIN_MINUS ((gpio_num_t)38)
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void buttons_init()
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{
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gpio_config_t buttons_config;
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buttons_config.intr_type = (gpio_int_type_t)GPIO_PIN_INTR_DISABLE;
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buttons_config.mode = GPIO_MODE_INPUT;
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buttons_config.pull_up_en = (gpio_pullup_t)1;
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buttons_config.pull_down_en = (gpio_pulldown_t)0;
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buttons_config.pin_bit_mask = (1LL << BTN_PIN_MINUS);
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gpio_config(&buttons_config);
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buttons_config.pin_bit_mask = (1LL << BTN_PIN_OK);
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gpio_config(&buttons_config);
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buttons_config.pin_bit_mask = (1LL << BTN_PIN_PLUS);
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gpio_config(&buttons_config);
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}
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bool buttons_pressed_ok() { return gpio_get_level(BTN_PIN_OK) == 0; }
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bool buttons_pressed_plus() { return gpio_get_level(BTN_PIN_PLUS) == 0; }
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bool buttons_pressed_minus() { return gpio_get_level(BTN_PIN_MINUS) == 0; }
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