Tuya Generic WiFI IR Remote Control
General Notes
This devices has a CB3S board. It can be bought on Aliexpress (February 2025).
Despite appearing outwardly identical to the Tuya Generic IRC03 IR Blaster, the IRC03 has a custom PCB with the BK7231N directly integrated into it as opposed to using the CB3S module. The pinouts between the two devices differ as a result.
GPIO Pinout
| Pin | Function | 
|---|---|
| P6 | Button | 
| P7 | IR Receiver | 
| P8 | LED | 
| P26 | IR Transmitter | 
Flashing
This device can be flashed using Tuya Cloudcutter using device profile tuya-generic-universal-ir-remote-control-cb3s-v2.0.0.
Configuration
bk72xx:
  board: cb3s
remote_receiver:
  pin:
    number: P7
    inverted: true
    mode: INPUT_PULLUP
remote_transmitter:
  pin: P26
  carrier_duty_percent: 50%
light:
  - platform: status_led
    pin: P8
binary_sensor:
  - platform: gpio
    pin:
      number: P6
      inverted: true
      mode:
        input: true
        pullup: true