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In this small guide I will demonstrate how to integrate Riotboard with Ultrasonic sensor HC-SR04 .     Step1:   export ARCH & CROSS_COMPILE to environment path.   in my case its like below, yours might be different. $ export ARCH=arm $ export CROSS_COMPILE=<PATH_TO_TOOLCHAIN>/fsl-linaro-toolchain/bin/arm-fsl-linux-gnueabi-   Step2: create a directory $ mkdir driver   create a file named "Makefile"  and replace with your KDIR value, below is ...
Hi, I know that the RiotBoard provides 3,3V on the pin header and also should provide 3,3V over the LVDS connector. What is the maximal current availible ? I would like to connect older LCD fomr a laptop and would like to know if I need extra power supply for feeding the electronics. The 3,3V current will be limited by the power regulator but I do not know which one is used by the riotboard. ...