MNC-0500-002
9 of 36
Revision H
Amplifier Communication and Protocol, Octagon ISA CPU
Communication Parameters
Communications can be configured as follows:
Baud rates: 1200, 2400, 4800, 9600, 19,200, 38,400, and 57600
Parity:None, Even, or Odd
Data bits:7 or 8
Stop bits:1 or 2
Flow control options should be set to "none."
•
HPAs support 8/1 or 7/2, but not 8/2, etc.
•
The default communication parameters are 9600 baud, N/8/1,
unless otherwise requested.
•
Parameters are selected on rack HPAs using the front panel
interface.
•
Parameters are selected on digital outdoor HPAs using a remote
interface.
Table 1, Standard Packet Format
Start
Byte
Address
Byte
Message
Byte
Parameter
as Required
End
Byte
Check
Byte
Table 2, Packet Format (Redundant Controller—XTC-100 Family
Start
Byte
Address
Byte
Device
Selection Byte
Message
Byte
Parameters
as Required
End
Byte
Check
Byte
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