| Pin | Signal | Description |
| 1 | DLPWR | Remote Power ON (IN) |
| 2 | Tx_IrDA | Transmit Data (OUT) |
| 3 | SDO | Data Out (OUT) |
| 4 | Rx_IrDA | Receive Data (OUT) |
| 5 | CTS_MODEM/SDI | CTS / Data IN (IN) |
| 6 | RX_MODEM | Receive Data (IN) |
| 7 | TX_MODEM | Transmit Data (OUT) |
| 8 | RTS_MODEM/nSCS1 | RTS / Chip select1 (OUT) |
| 9 | DSR_MODEM | DSR (IN) |
| 10 | DTR_MODEM | TPU in WATE Mode (IN) |
| 11 | ACC_PWR | Power Supply (IN) |
| 12 | VACCID | Analog Input (IN) |
| 13 | SCLK | Serial Clock (OUT) |
| 14 | DGND | Power Supply and Digital GROUND (GND) |
correct
incorrect