Quick reference V1.2
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LED indication lights:
LED
On
Off
Flashing
Red
Connect AP OK
Connect AP Fail
On receiving data
Blue
N/A
Stop transmitting data
On transmitting data
Press the “Reset” button for more than 5 seconds. The LEDs will turn off for a few seconds and then the adapter
will reboot to the default values. Alternatively the adapter can be reset by software.
Reset button
DB9 female pin configuration
RS232 signals:
Pin
Signal
DTE Direction
DCE
Direction
Description
1
CD
Input
Output
Not connected
2
TxD
Output
Input
Transmitted data
3
RxD
Input
Output
Received data
4
DSR
Input
Output
Contact manufacturer to set this
5
GND
N/A
N/A
Signal ground
6
DTR
Output
Input
Contact manufacturer to set this
7
CTS
Input
Output
Clear to send
8
RTS
Output
Input
Request to send (Default)
9
Vcc
Input
Input
External Power supply (by special
request only)
DSR/DTR Connection:
Command set
