##Electrical Connections
Please ensure your Raspberry Pi is disconnected from its power supply before making or breaking connections.
| Blink M Pin | Raspberry Pi Pin |
|---|---|
| GND (-) | Pin 6 - Ground |
| PWR (+) | Pin 1 - 3.3V |
| i2c SDA (d) | Pin 3 - i2c SDA (data) |
| i2c SCL (c) | Pin 5 - i2c SCL (clock) |