Register 0X1B Reference_Dac; Register 0X1C Lo1_Path; Register 0X1D Synth_Self_Cal - SIGNALCORE SC5312A User Manual

Bits Type Name
[7:2] W Unused
[7:0] R Read back byte

Register 0x1B REFERENCE_DAC

This register makes adjustments to the 10 MHz TCXO accuracy via DAC to its tuning port.
Bytes written 4
Bytes read 1
Bits Type Name
[15:0] W Tuning DAC word
[23:16] W Unused
[7:0] R Read back byte

Register 0x1C LO1_PATH

This register sets the path of LO1; either it drives the internal IF1 mixer, or drives out to the LO OUT port
connector.
Bytes written 2
Bytes read 1
Bits Type Name
[0] W Path
[7:1] W Unused
[7:0] R Read back byte

Register 0x1D SYNTH_SELF_CAL

This register will start the YIG synthesizer calibration. Note that although the calibration procedure takes
about 6-8 seconds to complete, the register returns a byte almost immediately.
Bytes written 2
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Width Description
4
Set to zeros
8 Read 1 byte back is required for PXIe and RS232
Width Description
16 DAC WORD
8 Set to zeros
8 Read 1 byte back is required for PXIe and RS232
Width Description
0 = LO1 drives IF1 Mixer
1
1 = Drives LO1 to LO OUT port
7 Set to zeros
8 Read 1 byte back is required for PXIe and RS232
Hardware Registers 23
Rev 2.1