< GPIO引脚输入输出模式 内容参考gpio_mode_t */ gpio_pullup_t pull_up_en; /*!< GPIO pull-up 是否使能上拉 */ gpio_pulldown_t pull_down_en; /*!< GPIO pull-down 是否使能下拉 */ gpio_int_type_t intr_type; /*!< GPIO interrupt type 中断类型 上升沿/下降沿等 */ } gpio_config_t...
* * GPIO0: input, pulled up, interrupt from rising edge and falling edge * */ #define GPIO_INPUT_IO_0 0 #define GPIO_INPUT_PIN_SEL 1ULL<<GPIO_INPUT_IO_0 #define ESP_INTR_FLAG_DEFAULT 0 static xQueueHandle gpio_evt_queue = NULL; static void IRAM_ATTR gpio_isr_handler(void* arg...
* GPIO4: input, pulled up, interrupt from rising edge and falling edge * GPIO5: input, pulled up, interrupt from rising edge. * * Note. These are the default GPIO pins to be used in the example. You can * change IO pins in menuconfig. * * Test: * Connect GPIO18(8) with GPIO...
GPIO with the given settings gpio_config（&io_conf）;//进行配置 //interrupt of rising edge ...
* This test code shows how to configure gpio and how to use gpio interrupt. * * GPIO status: * GPIO18: output * GPIO19: output * GPIO4: input, pulled up, interrupt from rising edge and falling edge * GPIO5: input, pulled up, interrupt fromrising edge. ...
* 函数: gpio_reset_pin * 描述: 将gpio重置为默认状态(选择gpio功能,启用上拉并禁用输入和输出)。 * 参数: gpio_num:GPIO号。 * 返回: 始终返回ESP_OK。 * 备注:此功能还将此引脚的IOMUX配置为GPIO功能,并断开通过GPIO矩阵配置的任何其他外设输出。
* This test code shows how to configure gpio and how to use gpio interrupt. * * GPIO status: * GPIO18: output * GPIO19: output * GPIO4: input, pulled up, interrupt from rising edge and falling edge * GPIO5: input, pulled up, interrupt from rising edge. ...
1voidapp_main()2{3gpio_config_t io_conf;4//定义一个gpio_config类型的结构体,下面的都算对其进行的配置5//disable interrupt6io_conf.intr_type =GPIO_PIN_INTR_DISABLE;7//set as output mode8io_conf.mode =GPIO_MODE_OUTPUT;9//bit mask of the pins that you want to set,e.g.GPIO18/1910...
voidPT_GpioInit() { gpio_config_t io_conf; //disable interrupt io_conf.intr_type=GPIO_PIN_INTR_DISABLE; //set as output mode io_conf.mode=GPIO_MODE_OUTPUT; //bit mask of the pins that you want to set,e.g.GPIO18/19 io_conf.pin_bit_mask=GPIO_OUTPUT_PIN_SEL; ...
一、GPIO 中断使用简析 1、中断触发方式 ESP32 Arduino 有以下四种触发方式: LOW 低电平触发 CHANGE 电平变化 RISING 上升沿触发 FALLING 下降沿触发 HIGH 高电平触发 2、配置中断 在定义中断函数后,需要在 setup 函数配置中断函数 // interrupt=中断通道编号,function=中断函数,mode=中断触发模式 ...