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| TMD4903 Datasheet, PDF (71/86 Pages) ams AG – Color and Proximity Sensor Module with mobeam | |||
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TMD4903 â Application Information
Figure 82:
External IR LED Using the GPIO Pin
VBUS
VDD
22Ω
VDD 1
1µF
GND 3
SCL
2
SDA 8
TMD4903
4 LEDA
5 LDR
7 INT
GPIO
6
VLED
VDD
1µF >4.7µF
VLED
Remote Control Circuit Option #2
Recommended Connection: Option number two.
Example Waveform and Device Setup
A practical example is included to describe how each register
is used and how to setup the device to burst a real waveform.
The physical waveform, as seen on an oscilloscope, is described
by the depiction in Figure 80. The Figure 83 depicts the
mechanics to precondition the remote control engine for
proper operation.
ams Datasheet
[v1-12] 2015-May-14
Page 71
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