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Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
@user7290
I'm doing the Serial test example connect rx tx together
1v65
Serial3.setup(9600,{rx:D9,tx:D8});
Serial3.on('data', function(data){print("serial3"+data);});
Serial3.print("hello");
output:
=undefined
serial3
serial3
serial3
serial3
what happend to hello?
Thanks,
Sonny