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Chengdu Ebyte Electronic Technology Co.Ltd.
3
Dimensions
3.1 Parts description
Pin
Name
1
DB-9 female socket
2
3.81 Terminals
3
PWR-LED
4
TXD-LED
5
RXD-LED
6
DC power interface
7
DIP switch
8
Antenna interface
3.2
Dimensions
Copyright ©2012–2022，Chengdu Ebyte Electronic Technology Co., Ltd.
Function
RS232
RS485, power
Standard RS485 interface and screwing power
supply
Power Indicator
TX indicator
RX indicator
DIP round hole, outer diameter 5.5mm, inner
Power interface
DIP switch
External thread inner hole, length 10mm,
SMA-K
E32-DTU(433L33)-V8 User Manual
Remarks
Standard RS232 interface
interface
Red, lights up when the power is on
Yellow, flashes when sending data
Yellow, blinks when receiving data
diameter 2.5mm
Work mode control
characteristic impedance 50Ω
6
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