Epson TM T88II Technical Reference - Page 67

A.2.2, Interface Signals

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TM-T88II/T88III Technical Reference Guide 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 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 * NC: Not Connected ND: Not Defined 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 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 Rev. A Interfaces and Connectors A-5

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Rev. A
Interfaces and Connectors
A-5
TM-T88II/T88III Technical Reference Guide
A.2.2
Interface Signals
* NC:
Not Connected
ND:
Not Defined
Table A-5
Connector pin assignments
Pin
Source
Compatibility Mode
Nibble Mode
Byte Mode
1
Host
Strobe
HostClk
HostClk
2
Host/Ptr
Data0(LSB)
Data0 (LSB)
Data0 (LSB)
3
Host/Ptr
Data1
Data1
Data1
4
Host/Ptr
Data2
Data2
Data2
5
Host/Ptr
Data3
Data3
Data3
6
Host/Ptr
Data4
Data4
Data4
7
Host/Ptr
Data5
Data5
Data5
8
Host/Ptr
Data6
Data6
Data6
9
Host/Ptr
Data7 (MSB)
Data7 (MSB)
Data7 (MSB)
10
Printer
Ack
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
AutoFd
HostBusy k
HostBusy
15
NC
ND
ND
16
GND
GND
GND
17
FG
FG
FG
18
Printer
Logic-H
Logic-H
Logic-H
19
GND
GND
GND
20
GND
GND
GND
21
GND
GND
GND
22
GND
GND
GND
23
GND
GND
GND
24
GND
GND
GND
25
GND
GND
GND
26
GND
GND
GND
27
GND
GND
GND
28
GND
GND
GND
29
GND
GND
GND
30
GND
GND
GND
31
Host
Init
Init
Init
32
Printer
Fault
DataAvail/Data0, 4
DataAvail
33
GND
ND
ND
34
Printer
DK_STATUS
ND
ND
35
Printer
+5V
ND
ND
36
Host
SelectIn
1284-Active
1284-Active