Function pin_sample

bsp/hc32/tests/test_gpio.c:61–76

}

static void pin_sample(void)
{
    /* LED引脚为输出模式 */
    rt_pin_mode(LED1_PIN_NUM, PIN_MODE_OUTPUT);
    /* 默认高电平 */
    rt_pin_write(LED1_PIN_NUM, PIN_HIGH);

    /* 按键1引脚为输入模式 */
    rt_pin_mode(KEY1_PIN_NUM, PIN_MODE_INPUT_PULLUP);
    /* 绑定中断，下降沿模式，回调函数名为led_control */
    // rt_pin_attach_irq(KEY1_PIN_NUM, PIN_IRQ_MODE_RISING, led_control, RT_NULL);
    // rt_pin_attach_irq(KEY1_PIN_NUM, PIN_IRQ_MODE_FALLING, led_control, RT_NULL);
    rt_pin_attach_irq(KEY1_PIN_NUM, PIN_IRQ_MODE_RISING_FALLING, led_control, RT_NULL);
    /* 使能中断 */
    rt_pin_irq_enable(KEY1_PIN_NUM, PIN_IRQ_ENABLE);
}
/* 导出到 msh 命令列表中 */
MSH_CMD_EXPORT(pin_sample, pin sample);