Flash Led Interface And Electrical Characteristics - Nokia N72 Service Manual

RM-180
System Module
Description
Camera analogue
voltage
Camera digital
voltage
Description Parameter
SDA, SCL, VIH
Vctrl, ExtClk
SDA, SCL, VIL
Vctrl, ExtClk
SDA VOL
Regulator VOH
Enable
Cam_strobe VOH
Cam_strobe VOL
ExtClk fExtClk
SDA, SCL tR

Flash LED interface and electrical characteristics

Signal name
GPIO28
ARMIO4
VBAT
STROBE
Issue 1
Table 30 Camera supply voltage characteristics
Parameter Min
VDD 2.65
VDDI 1.7
Table 31 Camera control IF electrical characteristics
Min Typ. Max
1.5 1.8
0 -
0 -
1.3 1.8
5
0.8 -
x
VDD
0 -
9.6
Table 32 Flash LED interface connections
From
D4800
D4800
Battery
Camera
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Copyright © 2006 Nokia. All rights reserved.
Typ Max Unit
2.78 2.91 V
1.8 1.91 V
Unit
VD V High-level input
D voltage
0.5 V Low-level input
4 voltage
0.4 V High-level output
voltage
2.3 V D4800 GPIO High-
V level output
voltage
VD High-level output
D voltage
0.4 V Low-level output
voltage
MHz SW controls
frequency
30 ns Rise time
0
To
N1471
N1471, V1472
N1471
N1471, V1472
Nokia Customer Care
Notes
Description
Indicator mode enable
signal
Flash mode enable test
signal (only test use)
Battery nominal voltage
Flash light enable signal
from back camera
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