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MNC-0500-026
16 of 32
Revision G
Amplifier Communication and Protocol, Rabbit CPU
Alarm Condition
Command Byte:
‘9’
Parameter:
None
Response:
‘A’ -- One byte of alarm status.
Byte ‘a’
Bit 7: Reserved.
Bit 6: Complement of bit 5.
Bit 5: High Output Power.
Bit 4: Low Output Power.
Bit 3: High Reflected Power (VSWR).
Bit 2: Input DCV Alarm (SSPA only)
Bit 1: Memory checksum ERROR
Bit 0: Low DCV Alarm
Parameter:
‘(‘
Response:
“ABCD”
Byte ‘B’ Byte ‘C’
Bit 7: Reserved. Bit 7: Reserved.
Bit 6: Complement of bit 5. Bit 6: Compliment of bit 5.
Bit 5: Reserved. Bit 5: Reduce Drive Power (too much
drive power to get requested
Constant Power level.)
Bit 4: Reserved. Bit 4: Constant Power Suspended.
(suspicious drop in output power,
check drive power.)
Bit 3: Reserved. Bit 3: Raise Drive Power (insufficient
drive power to get requested
Constant Power level.)
Bit 2: Reserved. Bit 2: External BUC Reference
Bit 1: Reserved. Bit 1: Reserved.
Bit 0: Reserved. Bit 0: Reserved.
Byte ‘D’
Bit 7: Reserved
Bit 6: Complement of bit 5.
Bit 5: Reserved.
Bit 4: Reserved.
Bit 3: Reserved.
Bit 2: Reserved.
Bit 1: High Temperature
Bit 0: Overdrive
Notes:
Low Output Power, High Output Power and High Reflected Power are user-
defined alarms.
Compatibility:
Not available when querying analog amplifiers via a
controller.
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