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

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TMF8801
Application Information
Datasheet PUBLIC
DS000648 v8-00 • 2021-Jul-08
69 60
6. Upload firmware patch to second TMF8801
7. Reprogram I²C address for second TMF8801 using command=0x49 where cmd_data0=0 and
cmd_data1=I²C address for second TMF8801
8. Set EN3=1
9. Upload firmware patch to third TMF8801
10. Reprogram I²C address for third TMF8801 using command=0x49 where cmd_data0=0 and
cmd_data1=I²C address for third TMF8801
11. If there are further devices, repeat last three steps accordingly.
9.4 PCB Layout
Figure 117:
PCB Layout Recommendation
Use GRM155R70J104KA01 (0402 X7R 0.1 µF 6.3 V) or capacitors with same or better performance
for CVDDC, CVDD and CVDDV.
(0402)
VDDC
GNDC
GPIO0
EN
GND
VDD
GPIO1
INT
SCL
SDA
GNDV
VDDV
GND GND
VDD
VDD
VDD
GND
GPIO1
EN
GPIO0
INT
SCL
SDA
CVDDC
(0402)
CVDDV
(0402)
CVDD
(0402)
GND PLANE