2262/2272 four-way wireless remote control kit M4 lock receiver plate with four-button wireless remote control Product Description2262/2272 four-way ... bits, respectively, VT, D3, D2, D1, D0, the +5 V and GND. VT is a valid signal high output pin Upon ... bits to the receiving board output pin D0, D1, D2, and D3 of. Press the buttons transmit signals, the corresponding data ...