CBM-270 User’s Manual
CITIZEN
36
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(1) Input signal level
All the input signals are at the TTL level.
High level --- 2.0 V at minimum
Low level --- 0.8 V at maximum
(2) Output signal level
All the output signals are at the TTL level.
High level --- 2.4 V at minimum
Low level --- 0.4 V at maximum
(3) Input and output conditions
The STROBE and RESET input signals are pulled up at 10k
W
, and the other input signals
at 50k
W
, respectively.
[Printer Side]
[Host Side]
All the output signals are pulled up at 50k
W
.
[Printer Side]
[Host Side]