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5. PARALLEL INTERFACE
5-1. Interface Specifications
Interface: Conforms with Centronics parallel interface standard
Data transfer speed: 1000 ~ 5000 CPS
Synchronization: External strobe pulse
Handshaking: Using ACK and BUSY
Logic level: TTL-level compatible
5-2. Interface Timing
TTT
A C K
DATA
STROBE
BUSY
T: At least 0.5ms
Approx. 9ms
PARALLEL