| Method | Tools Required | Output | |--------|---------------|--------| | Visual inspection | None – open remote | Jumper/solder pads for address (see Section 4) | | Oscilloscope / logic analyzer | 315/433 MHz receiver module | Binary waveform | | Dedicated remote duplicator (e.g., KeyDIY, Flip) | Learning remote | Captured code & button values |
, you must either:
If your JT-03 has inside (no microcontroller): zh jt-03 remote control code