In the "/home/imx6" directory (this directory was created when compiling the Android system earlier. If it does not exist, you cancreate one yourself), use the command "mkdir minilinux/" to create a m
Recently, due to work needs, I need to check the dts of the project. But it is painful to check the text document, especially when I encounter a careless indentation of the curly braces that is not ma
When writing and using spi, you need to use the high-level output signal of the GPIO3.21 pin.The input method in the hyperterminal is:
# cd /sys/class/gpio/sys/class/gpio# echo 117 export/sys/class/gp