[IMG_20250415_092846] 
图片中可以看到有很多的插排，但并不知道这些插口对应的gpio编号是什么 
系统上显示存在5*32个gpio口 
armbian-rk3399:~:# gpiodetect        
gpiochip0 [gpio0] (32 lines)
gpiochip1 [gpio1] (32 lines)
gpiochip2 [gpio2] (32 lines)
gpiochip3 [gpio3] (32 lines)
gpiochip4 [gpio4] (32 lines)
armbian-rk3399:~:# gpioinfo gpiochip4

gpiochip4 - 32 lines:
        line   0:      unnamed       unused   input  active-high 
        li...