Connectors
| Port No. | Description | Manufacturer | MPN |
|---|---|---|---|
| Ports 1/2/3/5/6 | Data Connectors | JST | SM4B-GHS-TB |
| Port 4 | Power Connector | JST | SM6B-GHS-TB |
| ANT 0/1 | MMCX Female Antenna Connectors | Molex | 73414-0100 |
Connector Pin Numbering
4-pin JST Connector
6-pin JST Connector
Wire Descriptions
Port 1
| Pin Number | Direction | Voltage | Pin Description |
|---|---|---|---|
| PIN 1 | Not Connected | ||
| PIN 2 | I/O | Diff Signal | USB-Dev-D- (Ethernet only) |
| PIN 3 | I/O | Diff Signal | USB-Dev-D+ (Ethernet only) |
| PIN 4 | GND | GND |
Port 2
| Pin Number | Direction | Voltage | Pin Description |
|---|---|---|---|
| PIN 1 | I | Diff Signal | ETH1_RX_N |
| PIN 2 | I | Diff Signal | ETH1_RX_P |
| PIN 3 | O | Diff Signal | ETH1_TX_N |
| PIN 4 | O | Diff Signal | ETH1_TX_P |
Port 3
| Pin Number | Direction | Voltage | Pin Description |
|---|---|---|---|
| PIN 1 | GND | GND | |
| PIN 2 | I/O | +2.8-V | RESET – default high, pull low to reset |
| PIN 3 | I | +3.3-V | UART_RX |
| PIN 4 | O | +3.3-V | UART_TX |
Port 4
| 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 | I | +5-V | 5-V Input Supply |
| PIN 4 | GND | GND | |
| PIN 5 | GND | GND | |
| PIN 6 | GND | GND |
Port 5
| Pin Number | Direction | Voltage | Pin Description |
|---|---|---|---|
| PIN 1 | I | +5-V | 5-V Input Supply |
| PIN 2 | I/O | Diff Signal | USB-Host-D+ |
| PIN 3 | I/O | Diff Signal | USB-Host-D- |
| PIN 4 | GND | GND |
Port 6
| Pin Number | Direction | Voltage | Pin Description |
|---|---|---|---|
| PIN 1 | I/O | +2.8-V | GPIO2 |
| PIN 2 | I/O | +2.8-V | GPIO1 |
| PIN 3 | I/O | +2.8-V | GPIO0 |
| PIN 4 | GND | GND |