The pin used to connect the decoder chip to the target is arbitrary. The test
program `acquire.py` uses the following pins by default:
-| Host | Pin |
-|:-------:|:---:|
-| Pyboard | X3 |
-| ESP32 | 23 |
-| ESP8266 | 13 |
-| D1 Mini | D7 | WeMos naming convention for pin 13.
-| Pico | 16 |
+| Host | Pin | Notes |
+|:-------:|:---:|:-----:|
+| Pyboard | X3 | |
+| ESP32 | 23 | |
+| ESP8266 | 13 | |
+| D1 Mini | D7 | WeMos name for pin 13. |
+| Pico | 16 | |
A remote using the NEC protocol is [this one](https://www.adafruit.com/products/389).