Hardware Configuration
PEB-4700 User’s Manual
2-6
CN2 : COM1 RS-232 Serial Port Connector (D-Sub 9-pins male)
Pin No.
Signal Description
Pin No.
Signal Description
1
DCD (Data Carrier Detect)
6
DSR (Data Set Ready)
2
RXD (Receive Data)
7
RTS (Request to Send)
3
TXD (Transmit Data)
8
CTS (Clear to Send)
4
DTR (Data Terminal Ready)
9
RI (Ring Indicator)
5 Ground
CN3 : Parallel Port Connector (D-Sub 25-pins female)
Pin No.
Signal Description
Pin No.
Signal Description
1
Line Printer Strobe
14
Auto Feed
2
PD 0, Parallel Data 0
15
Error
3
PD 1, Parallel Data 1
16
Initialize
4
PD 2, Parallel Data 2
17
Select
5
PD 3, Parallel Data 3
18
Ground
6
PD 4, Parallel Data 4
19
Ground
7
PD 5, Parallel Data 5
20
Ground
8
PD 6, Parallel Data 6
21
Ground
9
PD 7, Parallel Data 7
22
Ground
10 ACK,
Acknowledge
23 Ground
11 Busy
24 Ground
12 Paper
Empty
25 Ground
13 Select
5
9
1
6
1
14
13
25
