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Description
Parameter
Min
Typ.
Max
Unit
Notes
Cam_strobe
VOH
0.8 x VDD
-
VDD
High-level
output
voltage
Cam_strobe
VOL
0
-
0.4
V
Low-level
output
voltage
ExtClk
fExtClk
9.6
MHz
SW controls
frequency
SDA, SCL
tR
300
ns
Risetime
Slider switch electrical characteristics
Signal name
From
To
Low value
High value
Description
GPIO53
Helen
S5202
160mV
1,8V
Slider switch
cover status
signal.
Flash LED interface and electrical characteristics
Table 31 Flash LED interface connections
Signal name
From
To
Description
GPIO28
Helen
N1471
Indicator mode enable
signal
ARMIO4
Helen
N1471, V1472
Flash mode enable test
signal (only test use)
VBAT
Battery
N1471
Battery nominal voltage
STROBE
MirageX
N1471, V1472
Flash light enable signal
from back camera
Table 32 Flash LED interface electrical characteristics
Description
Parameter
Min
Typ
Max
Unit
GPIO28
GPIO output
1.72
1.8
1.92
V
ARMIO4
GPIO output
1.72
1.8
1.92
V
STROBE
Strobe signal
output
2
-
2.5
V
Back-up battery interface connections and electrical characteristics
Table 33 Back-up battery connections
Pin name
I/O
Connection
Notes
L2207, VBack
->
Retu, VBack
Back-up battery G2200 is connected to RETU via
coil
RM-57/58
Nokia Customer Care
System Module
Page 9–40
Company Confidential
Issue 1
Copyright ©2005 Nokia. All Rights Reserved.
Содержание RM-57
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