Signals:
| Pin |
Signal |
Direction |
Description |
| 2 |
TxD |
Output |
Transmitted data |
| 3 |
RxD |
Input |
Received data |
| 5 |
GND |
N/A |
Signal ground |
| 7 |
CTS |
Input |
Clear to send (Remarks) |
| 8 |
RTS |
Output |
Request to send (Remarks) |
| 9 |
Vcc |
Input |
Power supply |
Factory Settings:
The factory settings of COM port are as follows:
Baud rate: 19200bps
Data bit: 8
Pairty: none
Stop bit: 1
Flow control: H/W or none
Note: AT Command Set is printed
on the User Manual. You
could reprogram the default settings on the
adapter using
HyperTerminal.
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