| PIN | Description |
|---|---|
RST |
Pulled to 3.3V using 3.3K resistor. |
GPIO16 |
NC |
GPIO14 |
Pulled to 3.3V using 3.3K resistor. |
GPIO12 |
WS2812B LED Strip. (max 3 pixels) |
GPIO13 |
NC |
TXD0 |
MAX485 DI |
RXD0 |
MAX485 RO |
IO5 |
NC |
IO4 |
NC |
IO0 |
Pulled to 3.3V using 3.3K resistor. |
IO2 |
MAX485 DE + RE# |
IO15 |
Pulled to GND using 3.3K resistor. |