Star Micronics DP8340RC 사용자 설명서
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7-1.
Interface Specifications
This printer has a parallel interface to communicate with the computer.
The operating specifications of the parallel interface are as follows.
(1)
The operating specifications of the parallel interface are as follows.
(1)
Data transfer rate
1000 to 6000 characters per second
(2)
Synchronization
Via externally supplied STROBE pulses
(3)
Handshaking
ACK and BUZY signals
(4)
Logic level
Compatible with TTL level
7-2.
Interface Timing
Figure 7-1. Interface Timing Diagram
Figure 7-2. Typical Interface Circuit
Signal Name
Circuit Example
DATA1-DATA8
(To Printer)
STROBE
(To Printer)
BUZY, ACK
(From Printer)
7. INTERFACE