Garmin LIDAR-Lite v1 Silver Label Operating Manual page 50

Bit 1 Ref
Overflow
Bit 0 Busy
Control Register #73(0x49) (control_reg [73]:)
Notes
Measured DC value out of correlation sampler input [Read Only]:​ Value based on the ratio of
●
1's and 0's
Control Register #74(0x4a) (control_reg [74]:)
Bit Function
Bit 7
Bit 6
Bit 5
Bit 4 Busy Flag
Bit 3 Detector
sel
Bit 2 Preamp
gain
Bit 1 xmt 2 en
Bit 0 xmt 1 en
Notes
Output port [Write Only]
●
Control Register #75(0x4b) (control_reg [75]:)
Bit Function
Bit 7
Bit 6
Bit 5
Bit 4
LIDAR­Lite v1 "Silver Label" Manual​ , Updated: 08/13/15
Overflow detected in correlation process associated with the reference
acquisition
Busy, indicates that the processor is actively performing an acquisition
process.
Notes
Busy flag outputs on mode select pin with I2C initiated acquisition. High
causes pin output to be driven low
Select receiver detector 1 or 2 – not used in LIDAR­Lite product
Selects high 2x or low gain 1x setting – not used in LIDAR­Lite product
Enables transmit channel 2 high­side current source
Enables transmit channel 1 high­side current source
Notes