General Dynamics LT-3600, UP/DN CONVERTER L-BAND manual Status Requests

Integrated L-Band Up/Dn Converter LT3600 CG-1309

4.4 STATUS REQUESTS

4.4.1Command Status

{aaS1}

Returns:{aaS1bbbbccccddddeeeefffUL}

Where	bbbb = Up/Converter Frequency (as above)
	cccc = Down/Converter Frequency (as above)
	dddd = Up/Converter Gain
	eeee = Down/Converter Gain
	fff = Ref. Osc. Offset
	U = 0 for Non-Inverting Up/Converter, 1 for Inverting
	L = 0 for Non-Inverting LNB, 1 for inverting

4.4.2Fractional Frequency Status

{aaSF}

Returns:{aaSFxy}

Where:	x = U/C Fractional Frequency (0 to 7, in 125 kHz increments)
Where:	y = D/C Fractional Frequency (0 to 7, in 125 kHz increments)

4.4.3Level Status

{aaS2}

Returns:{S2MLffppeett}

Where:	M = ASCII-hex Char. MSN of bitmapped status
	F indicates no alarm in group
	D7	– Low = SSPB Lock Alarm
	D6	– Low = SSPB Thermal Alarm
	D5	– Low = SSPB Amp Alarm
	D4	– Low = LNB Alarm
Where:	L = ASCII-hex Char. LSN of bitmapped status
	F indicates no alarm in group
	D3	– Low = Ext. 10 MHz Ref. Osc. Alarm
	D2	– Low = Down/Converter Synthesizer Alarm
	D1	– Low = Up/Converter Synthesizer Alarm
	D0	– Low = Summary Alarm
Where:	ff =		2 Chars., Forward SSPB Power Detection
			Range: 00 or 16 to 40 (dBm) (00 = No SSPB)
Where:	pp =		2 Chars., L-Band Output Level Detection
			Range: 25 to +5 (-25 to +5 dBm)
Where:	rr =		2 Chars., IF Output Level Detection
			Range: 25 to +5 (-25 to +5 dBm)
Where:	tt =		2 Chars., on board Temperature Monitor
			Range: 00 to 70 (0 to 70°C)

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