Nothing fancy, just a demonstration of the blocking send and recieve. Also update libopencm3 submodule to include the lm4f UART API. Signed-off-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
Nothing fancy, just a demonstration of the blocking send and recieve. Also update libopencm3 submodule to include the lm4f UART API. Signed-off-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>