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Appendix B Connectors and Allocation Signal
standard.
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Meaning of the signals
When the bidirectional is OFF:
¥nStrobe (Pin No.1)
The synchronous signal for the reading of data
¥
For the
¥nAck (Pin No.10)
A LOW active pulse signal which indicates that the received data has been taken in.
¥Busy (Pin No.11)
A HIGH active signal which indicates that the printer is unable to receive data.
¥PError (Pin No.12)
A HIGH active signal which indicates that there is no more paper.
¥Select (Pin No.13)
A HIGH active signal which indicates that it is possible to receive data.
¥nAutoFd (Pin No.14)
The signal when the bidirectional is ON.
¥Chassic Gnd (Pin No.17) Connected to frame ground.
¥Peripheral Logic High (Pin No.18)
+5V voltage on the printer side.
¥Signal Ground (Pin
¥nInit (Pin No.31)
The LOW active pulse signal which requests for the initialization of the printer.
¥nFault (Pin No.32)
The LOW active signal which indicates that errors such as paper jams have occurred in the printer.
¥nSelectIn (Pin No.36)
The signal when the bidirectional is ON.
When the bidirectional is ON: