Parallel interface, 1. table of connection signals for each mode – Oki Pos 441 User Manual
Page 52
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12. Parallel Interface
The two-way parallel interface is compatible with the IEEE4 compatibility mode and nib-
ble mode.
12-1. Table of Connection Signals for Each Mode
Pin No.
Direction
Compatibility Mode
Signal Name
Nibble Mode
Signal Name
In
nStorobe
HostClk
In
Data0
Data0
In
Data
Data
4
In
Data
Data
5
In
Data
Data
6
In
Data4
Data4
In
Data5
Data5
In
Data6
Data6
In
Data
Data
0
Out
nAck
PtrClk
Out
Busy
PtrBusy/Data,
Out
PError
AckDataReq/Data,6
Out
Select
Xflag/Data,5
4
In
nAutoFd
HostBusy
5
N/C
—
6
GND
GND
Flame GND
Flame GND
Out
Logic High
Logic High
GND
GND
0
GND
GND
GND
GND
GND
GND
GND
GND
4
GND
GND
5
GND
GND
6
GND
GND
GND
GND
GND
GND
GND
GND
0
GND
GND
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