Wiring
| Pico | Lora Breakout Board | Charger Breakout Board | Solar Cell | Battery | Photo Cell w/Transistor on Mailbox Door | Photo Cell w/Transistor on Mule Tx LED |
|---|---|---|---|---|---|---|
| 3v3(out) | VIN | VBUS | Red | T2 | T2 | |
| GND | GND | GND | Black | Black | ||
| GP10 | CHG | |||||
| GP11 | PGOOD | |||||
| GP12 | T1 | |||||
| GP13 | T1 | |||||
| GP15 | EN | |||||
| GP16 | MISO | |||||
| GP17 | CS | |||||
| GP18 | SCK | |||||
| GP19 | MOSI | |||||
| GP20 | RST | |||||
| GP21 | G0 | |||||
| GP22 | G1 | |||||
| LIPO | Red |