WorkCentre 385
Circuit Description
12/98
7 - 12
FIG. 7-5 COMPATIBILITY HARDWARE HANDSHAKING TIMING
1.
Write the data to the data register.
2.
Program reads the status register to check that the printer is not BUSY.
3.
If not BUSY, then Write to the Control Register to assert the STROBE line.
4.
Write to the Control register to de-assert the STROBE line.
PPD (7:0)
BUSY
nSTROBE
nACK
DATA
1
2
3
4
www.printcopy.info
www.printcopy.info
Summary of Contents for WorkCentre 385
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