Fermion TMF8801 ToF Distance Ranging Sensor (20-2500mm) - Datasheet

Table Of Contents
Document Feedback
TMF8801
Register Description
Datasheet PUBLIC
DS000648 v8-00 • 2021-Jul-08
69 43
OBJECT_HITS_2 Register (Address 0x39)
Figure 71:
OBJECT_HITS_2 Register
Addr: 0x39
OBJECT_HITS_2
Field
Name
Rst
Type
Description
7:0
object_hits[23:16]
0
RO
Sum of the object SPADs hits during the
distance measurement; zero if no object is
detected or distance algorithm is no used
OBJECT_HITS_3 Register (Address 0x3A)
Figure 72:
OBJECT_HITS_3 Register
Addr: 0x3A
OBJECT_HITS_3
Field
Name
Rst
Type
Description
7:0
object_hits[31:24]
0
RO
Sum of the object SPADs hits during the
distance measurement; zero if no object is
detected or distance algorithm is no used
8.9.19 Calibration and Algorithm State Data Exchange
These registers shall be pre-loaded by the host before command=0x02 or 0x0B is executed
FACTORY_CALIB_0 Register (Address 0x20)
Figure 73:
FACTORY_CALIB_0 Register
Addr: 0x20
FACTORY_CALIB_0
Field
Name
Rst
Type
Description
7:0
factory_calib_0
0
RW
Factory calibration data
Bits [3:0] are format revision
Bits [7:4] are bits [3:0] of crosstalk
measurement; this is a summed value for
crosstalk specification according to ODG use
xtalk_msb and xtalk_lsb.