Serial.print("010C\r"); // Send the "01 0C" command to the OBD-II adapter // Wait for a response from the OBD-II adapter delay(100); // Wait for 100 milliseconds to allow the OBD-II adapter to respond ...
This simple device, built using an Arduino Nano and an A3144 Hall sensor, allows you to measure the RPM (Revolutions Per Minute) of a gear. The device is straightforward to construct and program, ...
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