开启串口,原来自带的例子是这样的
Start to test Tiny Board.
[ LXT test ] LXT test..... pass
A
[ HXT test ] HXT test..... pass
[ GPIO test ] GPIO test..... pass
[ UART test ]
Press input any data from terminal tool.
Your input data is : 21ic.com
[ UART test ] UART test..... pass
[ USB test ] USB test.....
TinyBoard Test Finished.
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