Olivetti PG L22 Special Service Manual page 98

4) Signal Level
• INPUT
Low :
High :
• OUTPUT
Low :
High :
5) Specifications
Mode
Data bit length
Input prime
Receive buffer
Control
6) Interface circuit
a) Receiving circuit
b) Sending circuit
c) Other
Y103920-3
0 V to +0.4 V
+2.4 V to 5.0 V
0 V to +0.4 V
+2.0 V to 5.0 V
Item
Compatibility mode, Nibble mode, ECP mode
8 bits (in the compatibility mode)
Valid/Invalid
0.1M, 0.2M, 0.5M Bytes
Handshaking control is performed in each mode.
Data received from the host is stored in the receive buffer.
Busy control is performed.
Signal lead control is performed.
LVC161284
LVC161284
+5V
35Pin
Description
Service Manual
98