Function:
sc5511a_set_signal_phase
Definition:
int
sc5511a_set_signal_phase
Input:
sc5511a_device_handle_t
float
phase
Description:
sc5511a_set_signal_phase set the relative phase of the signal on CH1.
Function:
sc5511a_set_synth_mode
Definition:
sc5511a_set_synth_mode(sc5511a_device_handle_t
Input:
sc5511a_device_handle_t
unsigned char
unsigned char
unsigned char
Description:
sc5511a_set_synth_mode sets synthesizer mode of RF1. In harmonic mode, the device
switches automatically to fractional-N mode to avoid significant spurs induced through
intermodulation between the reference harmonics and the RF signal. Setting
disable_spur_suppression to 1 disables this automatic behavior, disabling the spur
calculation algorithm, and improves the device switching time. The loop gain adjust the
PLL bandwidth to shape the phase noise. The loop gain set to low (1) suppresses the far
out phase noise as well as spurs. The default state is normal (0). The lock mode select
either the harmonic circuitry or fractional-N circuitry as the offset loop of the hybrid
loop architecture.
Function:
sc5511a_set_rf_mode
Definition:
sc5511a_set_rf_mode(sc5511a_device_handle_t
Input:
sc5511a_device_handle_t
unsigned char
Description:
sc5511a_set_rf_mode sets RF1 to fixed tone or sweep.
SC5511A User Manual
(sc5511a_device_handle_t
*dev_handle
*dev_handle
disable_spur_suppression
loop_gain
lock_mode
*dev_handle
rf_mode
Rev 1.7.0
dev_handle,
*
(handle to the opened device)
dev_handle,
*
unsigned char
disable_spur_suppression,
unsigned char
loop_gain,
unsigned char
lock_mode)
(handle to the opened device)
(set the spur suppression behavior)
dev_handle,
*
(handle to the opened device)
float
phase)
(phase)
(set synth loop gain)
(set lock mode of RF1)
unsigned char
rf_mode)
(set RF mode of RF1)
31
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