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971 B
971 B
IR gateway
Compatible parts
| Module | Purpose |
|---|---|
| IR diode | Emitting |
| IR receiver | Receiving |
| transistor 2N2222 | Amplify uC signal for the IR diode |
| 330 ohms resistor | - |
| 220 ohms resistor | limit current to LED |
The IR setup can work with bc547 and a 4x3 LED-Matrix.
Pinout
| Board | Receiver Pin | Emitter Pin |
|---|---|---|
| ESP8266 | D4 | D0 |
| ESP32 | 27/26 | 14 |
Connect the Emitter and Receiver to a 5V supply source, and the ground of your supply source to the ground of your board.
ESP8266 Hardware setup
ESP32 Hardware setup
Credits
This gateway exists thanks to the work done on IRRemote and IRremoteESP8266 libraries. Thanks for the works of contributors and especially @crankyoldgit for its active contributions.