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Configuring the MCs
2-12
Table
2-3.
Communications Setup Menu Parameters (cont.)
Main Xmt Hndsk
1
None
XON-XOFF
Main Rev Level
25%
50%
75%
Ignore 8th Bit
Off
On
Comm Mode
2
Full Duplex
Block
Half Duplex
Half Block
Local
Disconnect
2
sec
60 msec
When sending data to a device connected to the MAIN
port, the
MC5:
Ignores all incoming software handshaking codes.
Responds to XON/XOFF software handshaking.
When handshaking is active, the
MC5
receives data via
its Main port when:
The receive buffer is 25% full.
The receive buffer is 50% full.
The receive buffer is 75% full.
The
MC5
receives:
Bits
O
through
7.
Bits
o
through 6.
The
MC5's
host port communication mode is:
Full duplex.
Block.
Half duplex.
Half-duplex block.
Local.
When the Modem Control parameter is set to on, the
terminal disconnects after the Receive Line Signal
Detect (RLSD) goes low for:
Two seconds.
60 milliseconds.
1 Do not change the default setting (none) unless another setting is specifically required by
your system. Set this parameter to XON-XOFF to be fully DEC-compatible when the
tenninal is in an ANSI emulation.
2
Do not select this setting unless you know it is required; duplicated characters will appear
on the screen if the host also echoes the data.
MCs User's Guide
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