117 lines
2.8 KiB
C
117 lines
2.8 KiB
C
#include "pin_io.h"
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/* 配置 */
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#include "config/board_config.h"
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#include "config/app_config.h"
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#include "config/app_log.h"
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#if defined(CONFIG_CAP_LED_STRIP)
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#include "led_strip/config/led_strip_config.h"
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#endif
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/* SDK */
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#include "driver/gpio.h"
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/* 通用模块 */
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#include "button/button.h"
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#include "os/os.h"
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#define CONFIG_SYS_LOG_LEVEL SYS_LOG_LEVEL_INF
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#define SYS_LOG_DOMAIN "PIN"
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#include "sys_log.h"
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/**
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* @brief IO 基本操作：配置为通用输入
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*
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* @param pin 0..n
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*/
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void pin_cfg_input(const cfg_board_pin_io_t *pin)
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{
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if (GPIO_USED(pin->pin) == false)
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{
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SYS_LOG_WRN("pin %d not used", pin->pin);
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return;
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}
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gpio_config_t io_conf;
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io_conf.mode = GPIO_MODE_INPUT;
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io_conf.pull_up_en = (pin->en_lev == 0 ? GPIO_PULLUP_ENABLE : GPIO_PULLUP_DISABLE);
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io_conf.pull_down_en = (pin->en_lev ? GPIO_PULLDOWN_ENABLE : GPIO_PULLDOWN_DISABLE);
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io_conf.pin_bit_mask = 1ULL << pin->pin;
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io_conf.intr_type = GPIO_INTR_DISABLE;
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gpio_config(&io_conf);
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}
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/**
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* @brief IO 基本操作：获取当前输入电平是否为有效的电平
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*
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* @param pin 0..n
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* @retval true 对应预设为有效的电平
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* @retval false 对应预设为非有效的电平
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*/
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bool pin_get_valid(const cfg_board_pin_io_t *pin)
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{
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if (GPIO_USED(pin->pin) == false)
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{
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SYS_LOG_WRN("pin %d not used", pin->pin);
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return false;
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}
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return gpio_get_level(pin->pin) ^ !pin->en_lev;
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}
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/**
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* @brief IO 基本操作：配置为通用输出
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*
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* @param pin 0..n
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*/
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void pin_cfg_output(const cfg_board_pin_io_t *pin)
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{
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if (GPIO_USED(pin->pin) == false)
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{
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SYS_LOG_WRN("pin %d not used", pin->pin);
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return;
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}
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gpio_config_t io_conf;
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io_conf.mode = GPIO_MODE_INPUT_OUTPUT;
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io_conf.pull_up_en = GPIO_PULLUP_ENABLE;
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io_conf.pull_down_en = GPIO_PULLDOWN_ENABLE;
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io_conf.pin_bit_mask = 1ULL << pin->pin;
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io_conf.intr_type = GPIO_INTR_DISABLE;
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gpio_config(&io_conf);
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}
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void gpio_to_high_z(const cfg_board_pin_io_t *pin)
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{
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gpio_config_t io = {
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.pin_bit_mask = 1ULL << pin->pin,
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.mode = GPIO_MODE_DISABLE, // 或 GPIO_MODE_INPUT（都不会驱动外部）
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.pull_up_en = GPIO_PULLUP_DISABLE,
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.pull_down_en = GPIO_PULLDOWN_DISABLE,
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.intr_type = GPIO_INTR_DISABLE,
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};
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gpio_config(&io);
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}
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/**
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* @brief IO 基本操作：设置使输出是否为有效的电平
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*
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* @param pin 0..n
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* @param en false: 使输出为对应预设为非有效的电平； true: 使输出为对应预设为有效的电平
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*/
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void pin_set_valid(const cfg_board_pin_io_t *pin, bool en)
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{
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if (GPIO_USED(pin->pin) == false)
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{
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SYS_LOG_WRN("pin %d not used", pin->pin);
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return;
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}
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gpio_set_level((gpio_num_t)pin->pin, !pin->en_lev ^ !!en);
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}
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