2-17
2.10 Parallel Interface Circuit
Fig. 12 Parallel Interface Circuit Diagram
The Centronic interface supports one-way transmission, SPP mode or ECP mode.
The parallel interface circuit is used with the externally connected personal
computer parallel interface through the printer cable. When PC’s strobe signal
comes in, the printer responds busy status until it reads the data from parallel
interface. Printer will respond error signal to PC when it is in error status.
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