Dear all:
I want to know, how to set one pin to gpio function whit tx2-4gb board.
I echo 87 > /sys/class/gpio/export ,report error.
thanks .
Dear all:
I want to know, how to set one pin to gpio function whit tx2-4gb board.
I echo 87 > /sys/class/gpio/export ,report error.
thanks .
87 is NOT a valid GPIO number. Which pin/signal are you trying to set as a GPIO?