Set SPA Minimum Sweep Time – Control Byte #53 (35h)
Description: Sets the minimum sweep time (in μs) for the spectrum analyzer when the span is 0.
Valid range is 50 to 200,000,000.
Bytes to Follow: 4 bytes
1) Minimum Sweep Time (in μs) (Highest byte)
2) Minimum Sweep Time (in μs)
3) Minimum Sweep Time (in μs)
4) Minimum Sweep Time (in μs) (Lowest byte)
Spectrum Master Returns: 1 byte
1) 255 (FFh) Operation Complete Byte
224 (E0h) Parameter Error: Invalid sweep time
238 (EEh) Time-out Error
Set Trigger Position – Control Byte #54 (36h)
Description: Sets the trigger position (in percent) for the spectrum analyzer when the span is 0.
Bytes to Follow: 1 byte
1) Trigger Position (0 – 100%)
Spectrum Master Returns: 1 byte
1) 255 (FFh) Operation Complete Byte
224 (E0h) Parameter Error: Invalid trigger position
238 (EEh) Time-out Error
Set Video Trigger Level – Control Byte #55 (37h)
Description: Sets the trigger level (-120 - +20 dBm) for the spectrum analyzer when the span is 0 and trigger mode
is video.
The trigger level should be sent as (value in dBm * 1000) + 120,000.
Bytes to Follow: 4 bytes
1) Trigger Level (Highest byte)
2) Trigger Level
3) Trigger Level
4) Trigger Level (Lowest byte)
Spectrum Master Returns: 1 byte
1) 255 (FFh) Operation Complete Byte
224 (E0h) Parameter Error: Invalid trigger level
238 (EEh) Time-out Error
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