Oki 6E Manual de usuario Pagina 175

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A - 3
Connector pin arrangement
4) Signal level
Low : 0 V to +0.8 V
High : +2.4 V to 5.0 V
5) Modes
IEEE 1284
Compatible mode
Nibble mode
ECP mode
6) Data bit length
8 bits
7) Receiving buffer
Varies depending on option RAM size.
8) Control
Data is received from the host, and stored in the reception buffer. Block busy control is
carried out. Signal line is also carried out.
9) Interface circuit
a) Receiving circuit
b) Sending circuit
R = 3.3K (1.0-K Strobe)
+5V
R
(
O
p
en Collector
)
+5V
3.3K
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