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Honeywell ms 7820 Solaris User Manual page 133

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S
G
ECTION
Invert CTS Polarity (RSV2)
³
1
2
4
5
1
+12V = Inactive, do not
send
-12V = Active, OK to send
Activate RTS, Do Not wait
for CTS (RSV3)
³
1
2
4
5
1
Activate RTS for
transmission but do not wait
for CTS to send.
Test CTS Not Present
Before RTS (RSV4)
³
1
2
4
5
1
Do not activate RTS if CTS
is already present.
1
2
3
H
H
ARDWARE
ANDSHAKING
* Standard CTS Polarity
³
1
2
-12V = Inactive, do not send
+12V = Active, OK to send
* Activate RTS,
Wait for CTS
³
1
2
Wait for CTS after activating
RTS.
* Do Not Test for CTS
Present Before RTS
³
1
2
Activate RTS without testing
if CTS is already active.
RS-232
4
5
0
1
4
5
0
2
4
5
0
3
7
G

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