Rev. 1.11
- 24 -
SRP-280
6-3 IEEE1284 (Parallel Interface) Cable Specifications
1) Printer Rear Image
2) Cable Specifications
Pin
No.
Source
Compatibility
Mode
Nibble Mode
Byte Mode
1
Host
nStrobe
HostClk
HostClk
2
Host / Printer
Data 0 (LSB)
-
Data 0 (LSB)
3
Host / Printer
Data 1
-
Data 1
4
Host / Printer
Data 2
-
Data 2
5
Host / Printer
Data 3
-
Data 3
6
Host / Printer
Data 4
-
Data 4
7
Host / Printer
Data 5
-
Data 5
8
Host / Printer
Data 6
-
Data 6
9
Host / Printer
Data 7 (MSB)
-
Data 7 (MSB)
10
Printer
Nack
PtrClk
PtrClk
11
Printer
Busy
PtrBusy /Data3,7
PtrBusy
12
Printer
Perror
AckDataReq/Data2,6
AckDataReq
13
Printer
Select
Xflag/Data1,5
Xflag
14
Host
nAutoFd
HostBusy
HostBusy
15
-
NC
NC
NC
16
-
GND
GND
GND
17
-
FG
FG
FG
18
Printer
Logic-H
Logic-H
Logic-H
19~30 -
GND
GND
GND
31
Host
nInit
nInit
nInit
32
Printer
nFault
nDataAvail/Data0,4
nDataAvail
33
-
GND
ND
ND
34
Printer
DK_Status
ND
ND
35
Printer
+5V
ND
ND
36
Host
nSelectIn
1284-Active
1284-Active
Cash Drawer
Connector
Parallel Interface
Power Connector