20 lines
326 B
C++
20 lines
326 B
C++
// test a passthru between USB and hardware serial
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void setup() {
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while (!Serial);
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Serial.begin(9600);
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Serial1.begin(9600);
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}
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void loop() {
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if (Serial.available()) {
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char c = Serial.read();
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Serial1.write(c);
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}
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if (Serial1.available()) {
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char c = Serial1.read();
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Serial.write(c);
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}
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}
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