BLE V5.0 RS-232 adapter user manual V1.6
2020.08.14
2
2.2 Rear Side:
Switch configuration:
Setup
CTS/RTS
Unused Parity
Role
Baud Rate
9
8
7-6
5
4
3-2-1
0: by APP or
Command
1: by Switch
0: Disable
1: Enable
0: None
1: Even
0:
Peripheral
1: Central
(Auto link with
peripheral)
110:2400
111:4800
000:9600
001:19200
010:38400
011:57600
100:115200
101:230400
Remark:
1. “000000000” by default, in
red bold
character
2. The GATT service and AT command will support more settings than the DIP switch, please
check the page 4 section 5 and page 5 section 6.
2.3 DB9 connector (Male)
DIP Switch
▲
DCE
▼
DTE
2: RX 7: RTS
3: TX 8: CTS
5: GND 9: VCC
