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2) Gate Array Signals and Their Functions
Signal
STROBE
D0
D1
D2
D3
D4
D5
D6
D7
ACK
BUSY
PE
FAULT
GND
3)
Timing chart
Pin No.
I/O
52
Input
51
50
49
48
Input
47
46
45
44
59
Output
55
Output
61
Output
62
Output
T1, T2, T3
: 0.5
T4
: 270 ns
T5
: 2.3
T6
: 500 ms
A signal to read in the data.(Negative logic)
Input data (Positive logic)
A signal to indicate that the data has been read. (Negative
logic)
A signal to indicate that the data cannot be received. (Positive
logic)
Send the data when at "LOW."
A signal to be output when the paper runs out. (Positive logic)
A signal to indicate a printer error. (Negative logic)
s
MIN
MAX
s
TYP
MIN
22
CBM-202PC-04 User's Manual
Function
CITIZEN
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