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I/O Processor Configuring and Programming
4
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.
•*
.1
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Z-80A SIO PORT A
Receive and Transmit Band dock Selection (JA)
JA
1.
.8
RxCA- f r o m Z-80A CTC TO ( t h i s c o n n e c t i o n is e t c h e d )
. ,,
2.
.7
RxCA- f r o m RS-232 I n t e r f a c e PIN 17 S i g n a l DD
3 -
- f i
TxCA- f r o m Z-80A CTC T 0 ( r e q u i r e s a s h u n t )
4.
.5
TxCA- f r o m RS-232 I n t e r f a c e PIN 15 S i g n a l DB
Z-80A SIO PORT B
Receive and Transmit Baud dock Selections (JB)
JB
1.
.6
RxTxCB- f r o m Z-80A CTC T l ( t h i s c o n n e c t i o n is e t c h e d )
2.
.5
RxTxCB- f r o m RS-232 I n t e r f a c e PIN 17 S i g n a l DD
3.
.4
RxTxCB- f r o m RS-232 I n t e r f a c e PIN 15 S i g n a l DB
S-100 RESET DISABLE SHUNT (JD)
JD
1.
2 .
SHUNT OFF = Normal mode
J
SHUNT ON = Local 740 Test mode
IMS INTERNATIONAL
D00740 REV 1.0 October 20, 1981 Page 4
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