I want to transmit sensor output via Tx/Rx pin. Here is the code: void setup() { Serial.begin(115200); } void loop() { Serial.println(analogRead(A1)); } So, it is supposed to transmit the data as soon as the device is powered on, but it doesn't. When I upload the code, Tx LED goes ON (even …

Arduino serial transmission problem

sirbow2 August 26, 2012, 9:42pm 4

whenever you start the arduino (or press reset) it will start (or restart) the code.

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