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