Interface Definition (12PIN) |
PIN# | Interface | Description |
1
2 |
VIN
VIN |
3.5-5.25VDC |
3 | GND | Ground |
4 | GND | Ground |
5 | EN |
Hight LLT Level (>1.2V) boot the module
Low LLT level (>0.4V) out the module
|
6 | I01 | Reserved GPIO 3.3V TTL level |
7 | I02 | Reserved GPIO 3.3V TTL level |
8 | I03 | Reserved GPIO 3.3V TTL level |
9 | RXD | UART receive 3.3V TTL level |
10 | TXD | UART transmit 3.3V TTL level |
11 | USB_DP | USB_DATA (+) |
12 | USB_DM | USB_DATA (-) |