Figure 1-7. Termination Timing Chart; Figure 1-8. Interrupt Timing Chart - Epson C11C605001 - DFX 9000 B/W Dot-matrix Printer Service Manual

Figure 1-7 shows the te rrnination fining chart.
DATA
STROBE
Note
AUTO-FEED
Peripheral Busy !3atu.$
BUSY
PE
ERROR
HB DNA, Idle,
or HB DA
Note 1: The signal is HIGH when HB DNA.
The signal is LOW when HB DA.
Note 2: The signal is set to HIGH if the extension request value is 03h.
Note3: Idle= LOW
Figure 1-8 shows the interrupt tirningchart.
DATA
STROBE
AUTO-FEED
— .
BUSY
PE
ERROR
Reverse Idle
Note 1: The signal is set to HIGH, if extension request value was O&
1-16
3 /
\
Note 1
Note 2
N o t e 1
Termination
Figure 1-7. Termination Timing
Note 1
-
: Interrupt

Figure 1-8. Interrupt Timing Chart

/
\ Peripheral Busy Status
Peripheral Status
Compatibility
chart
:
Transfer
Rev. A