Optional Parallel Interface - Star Micronics SCP700 Series Programmer's Manual

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Optional parallel interface

Interface:
Data transfer speed:
Synchronization:
Handshaking:
Logic level:
A C K
DATA
STROBE
BUSY
Conforms with Centronics parallel interface standard
1000 ~ 5000 CPS
External strobe pulse
Using ACK and BUSY
TTL-level compatible
Approx. 9ms
T T T
T: At least 0.5ms