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INTERFACE
DSP-880
Series Customer Pole Display
6
2.3
DSP-880
USB
Connector Type: USB 2.0 B Type
Pin assignment
Pin No.
Signal
Illustration
Pin 1
VCC
Type A
Pin 2
Data –
Pin 3
Data +
Pin 4
GND
2.4
DSP-880
RS232
Connector Type: D-sub 9Pin (Female)
Pin assignment
Pin No.
Signal
I/O
Function
Illustration
2
TXD
Output Transmit Data
3
RXD
Input Receive Data
4, 7
DTR/RTS Output Data Terminal Ready
5
GND
-
Ground
6,8
DSR/CTS Input Data Set Ready
NOTE: PIN9 DC input is necessarily required when DB9 functions as power source.
1
5
6
9