Pin Number |
Pin Name |
Description |
---|---|---|
5 | TDO | JTAG Test Data Out |
6, 13 | GND | Ground |
7 | TCK | JTAG Test Clock |
9 | USB Vbus | USB 5V Reference |
10 | USB Data+ | USB Positive Data Pin |
11 | TXD | UART Data From Phone To PC |
12 | RXD | UART Data To Phone From PC |
15 | USB Data- | USB Negative Data Pin |
16 | TDI | JTAG Test Data In |
17 | TRST | JTAG Test Reset |
20, 21 | 5V Charge | 5V Battery Charger (Short to USB Vbus Pin 9 for USB data/charge cable) |
22 | TMS | JTAG Test Mode Select |
Omitted pins are Not Connected.