1: Product function introduction: Send instruction to learn and send infrared remote control through serial port
2: Instructions for use:
Step 1: Connect the universal infrared module to the serial device and connect the wires
Step 2: Send the command through the serial port: AA 01 FF, then point the remote control button to be learned at the infrared transceiver head and press to learn
Step 3: Send command via serial port: BB 01 FF, transmit infrared to control your infrared device (such as air conditioner)
3: Command communication format: (9600, 8, NONE, 1) Baud rate: 9600, 8 bits, no parity, 1 stop bit
Send command: AA 02 FF means learning the second command
Send command: BB 02 FF means to send the second command
With this kind of reminder, up to four instructions can be learned, and the learned instructions can be permanently memorized, and the power is off; they can be cleared until they are learned again
4: Serial communication voltage: 3.3V/5V compatible can be used