Interface Signals - Epson TM-T88IV Technical Reference Manual

A.2.2 Interface Signals
Table A-5 Connector pin assignments
Pin Source
1 Host
2 Host/Ptr
3 Host/Ptr
4 Host/Ptr
5 Host/Ptr
6 Host/Ptr
7 Host/Ptr
8 Host/Ptr
9 Host/Ptr
10 Printer
11 Printer
12 Printer
13 Printer
14 Host
15
16
17
18 Printer
19
20
21
22
23
24
25
26
27
28
29
30
31 Host
32 Printer
33
34 Printer
35 Printer
36 Host
* NC: Not Connected
ND: Not Defined
Rev. A
Compatibility Mode
Strobe
Data0(LSB)
Data1
Data2
Data3
Data4
Data5
Data6
Data7 (MSB)
Ack
Busy
Perror
Select
AutoFd
NC
GND
FG
Logic-H
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
Init
Fault
GND
DK_STATUS
+5V
SelectIn
TM-T88IV Technical Reference Guide
Nibble Mode
HostClk
Data0 (LSB)
Data1
Data2
Data3
Data4
Data5
Data6
Data7 (MSB)
PtrClk
PtrBusy/Data3, 7
AckDataReq/Data2, 6
Xflag/Data1, 5
HostBusy k
ND
GND
FG
Logic-H
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
Init
DataAvail/Data0, 4
ND
ND
ND
1284-Active
Interfaces and Connectors A-5
Byte Mode
HostClk
Data0 (LSB)
Data1
Data2
Data3
Data4
Data5
Data6
Data7 (MSB)
PtrClk
PtrBusy
AckDataReq
Xflag
HostBusy
ND
GND
FG
Logic-H
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
Init
DataAvail
ND
ND
ND
1284-Active