This repository has some examples for testing the expansion board below. To run the test example successfully, you need first install wiringB
P according to http://wiki.lemaker.org/WiringPi.
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LN_DIGITAL.c : For LN_DIGITAL board. You need press the button to see the leds state switch.
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LN_HUB_32IO.c : For LN_HUB_32IO board. You will see the leds on the board blink.
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LN_IO_BOARD.c: For LN_IO_BOARD board. You also need some other accessories such as LCD1602,SPI Flash to test it together. You can see detail according to the code.