| S. No | Description | Manufacturer | MPN |
|---|---|---|---|
| 1 | Primary Connector | JST | SM15B-GHS-TBLFSN |
| 2 | Antenna Connectors | Molex | 73414-0100 |
| Pin Number | Direction | Voltage | Pin Description |
|---|---|---|---|
| PIN 1 | I | +5-V | 5-V Input Supply |
| PIN 2 | I | +5-V | 5-V Input Supply |
| PIN 3 | GND | GND | |
| PIN 4 | GND | GND | |
| PIN 5 | I/O | +2.8-V | RESET – default high, pull low to reset |
| PIN 6 | I | +3.3-V | UART_RX |
| PIN 7 | O | +3.3-V | UART_TX |
| PIN 8 | GND | GND | |
| PIN 9 | I | Diff Signal | ETH1_RX_P |
| PIN 10 | I | Diff Signal | ETH1_RX_N |
| PIN 11 | O | Diff Signal | ETH1_TX_P |
| PIN 12 | O | Diff Signal | ETH1_TX_N |
| PIN 13 | GND | GND | |
| PIN 14 | I/O | Diff Signal | USB-Dev-D- (Ethernet only) |
| PIN 15 | I/O | Diff Signal | USB-Dev-D+ (Ethernet only) |