The serial devices are all programmed in much the same way. ![]() In practice, you may also use other serial devices, such as serial wireless pass-through modules, serial sensors, etc., as long as it is standard. ![]() * RX is digital pin 2 (connect to TX of other device) TX is digital pin 3 (connect to RX of other device) */ #include SoftwareSerial mySerial ( 2, 3 ) // RX, TX void setup ()
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