Anritsu Spectrum Master MS2711D Programming Manual page 13

17-20) Time/Date (long integer format)
21-30) Date in String Format (mm/dd/yyyy)
31-38) Time in String Format (hh:mm:ss)
39-54) Reference Number/Trace Name (16 bytes in ASCII)
55-56) # data points (400)
57) Start Frequency (in Hz) (Highest byte)
58) Start Frequency (in Hz)
59) Start Frequency (in Hz)
60) Start Frequency (in Hz) (Lowest byte)
61) Stop Frequency (in Hz) (Highest byte)
62) Stop Frequency (in Hz)
63) Stop Frequency (in Hz)
64) Stop Frequency (in Hz) (Lowest byte)
65) Center Frequency (in Hz) (Highest byte)
66) Center Frequency (in Hz)
67) Center Frequency (in Hz)
68) Center Frequency (in Hz) (Lowest byte)
69) Frequency Span (in Hz) (Highest byte)
70) Frequency Span (in Hz)
71) Frequency Span (in Hz)
72) Frequency Span (in Hz) (Lowest byte)
73) Minimum Frequency Step Size (in Hz) (Highest byte)
74) Minimum Frequency Step Size (in Hz)
75) Minimum Frequency Step Size (in Hz)
76) Minimum Frequency Step Size (in Hz) (Lowest byte)
77) Ref Level
78) Ref Level
79) Ref Level
80) Ref Level (Lowest byte)
81) Scale per div
82) Scale per div
83) Scale per div
84) Scale per div (Lowest byte)
85) Frequency Marker 1
86) Frequency Marker 1 (Lower byte)
87) Frequency Marker 2 (Higher byte)
88) Frequency Marker 2 (Lower byte)
89) Frequency Marker 3 (Higher byte)
90) Frequency Marker 3 (Lower byte)
91) Frequency Marker 4 (Higher byte)
92) Frequency Marker 4 (Lower byte)
93) Frequency Marker 5 (Higher byte)
94) Frequency Marker 5 (Lower byte)
95) Frequency Marker 6 (Higher byte)
96) Frequency Marker 6 (Lower byte)
97) Single Limit
98) Single Limit
99) Single Limit
2
"value" sent as (value in dBm * 1,000) + 270,000
3
"value" sent as (value * 1,000)
4
Display/Data Point
To convert from "point" to frequency:
((span / (#data points-1)) * point) + start frequency
where span is stored in bytes 69-72 and #data points is stored in bytes 55-56
5
"value" sent as (value in dBm * 1,000) + 270,000
12
2
(Highest byte)
3
(Highest byte)
4
(Higher byte)
5
(Highest byte)