CD5220 customer display
8
4.2 Serial port interface for rectangle basic section
A. Serial port interface connector position for rectangle basic section
B. Power input
Connector type: DC JACK (5.5/2.1)
C. RS232C to PC/HOST connector pin assignment
Connector type: D-sub 25 pin (Female)
No
Signal
direction
Function description
1
FG
-
Frame ground
2
TXD
From printer to PC/Host Transmit data
3
RXD
From PC/Host to display Receive data
4
RTS
From display to PC/Host Ready to Send signal
5
CTS
From PC/Host to printer Clear to Send signal
6
DSR
From PC/Host to printer Data Set Ready signal
7
GND
-
Signal ground
16
V+
Input(optional)
If using external power
20
DTR
From display to PC/Host Data Terminal Ready signal
Table 4-1
D. RS232C to printer connector pin assignment
Connector type: D-sub 9 pin (Male)
No
Signal
direction
Function description
2
RXD
From printer to PC/Host Receive data
3
TXD
From display to printer
Transmit data
4
DTR
From PC/Host to printer Data Terminal Ready signal
5
GND
-
Signal ground
6
DSR
From printer to display
Data Set Ready signal
7
RTS
From PC/Host to printer Ready to Send signal
8
CTS
From printer to display
Clear to Send signal
Table 4-2
GND 5V or 12v
1 5
6 9
10 1
13 1
25 14
FG
FRAME GND
Power input connector
RS232C to PC/host connector
RS232C to printer connector
To display connector
