Fujitsu 50FH5037E-02 Manuel D’Utilisation

Page de 142
4.3
Driver/Receiver
Driver:
SN75188 or equivalent
Receiver:
SN75189 or equivalent
To determine the threshold level of the signal at the receiver, the following circuit
must be connected to the response control pins.
100 pF
0 V
-12 V
To response control pin
20 k 
4.4
Timing
Scanner   Host computer (At transmission)
RTS
TXD
CTS
 
 
 
 
 
 
 
 
a
b
c
d
a:
+0 ms
b:
+0 to 5 ms
c:
+0 to 10 ms (more than 1 word length)
d: +0 ms
50FH5037E-02
4 - 3