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TD Clock Source (TD CLOCK SRC)
Set the clock source to I
Transmit Idle Code (TX Idle Code)
Enable the Express 5200 to transmit F
recommended).
Hardware Flow Control (HDW FLOW CTRL)
When set to O
temporarily limit the transmit data rate to the Express 5200.
Protocol Options (PROTOCOL OPTS)
Data Format (FORMAT)
Set the D
coding. The choices are non-return-to zero ( NRZ ) and non-return-
to-zero inverted ( NRZI ).
When using NRZI format, the Express 5200 does not derive timing
from the receive data input.
Address Table (ADDR TABLE)
Far End Port Number (FAR END PORT)
Enter the remote Express 5200 port number that the remote HDLC
device is connected to.
Outgoing DLCI (OUT DLCI)
Enter the DLCI address that indicates the virtual circuit used to
connect with the remote Express 5200.
Bisync Protocol
The B
IBM 2780/3780 bisync controllers to the host across frame relay.
Both point-to-point and multi-point configurations are supported.
The Express 5200 can decode both ASCII and EBCDIC character
sets and support CRC16, parity, VRC, and LRC error checking
methods. See Figure 6-7 for the B
61202175L1-1
NTERNAL
, the Express 5200 varies the transmit clock rate to
N
F
to match the attached controller or FEP line
ATA
ORMAT
protocol option enables the Express 5200 to connect
ISYNC
Express 5200 User Manual
Chapter 6. DTE Port Configuration
or E
.
XTERNAL
or all O
LAGS
NES
protocol menu tree.
ISYNC
( F
are
LAGS
6-13
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