Pin
Signal
I/O
Engine connection
Notes
C7
GND
-
GND
Ground
RS MMC interface connections
Pin
Signal
I/O
Engine connection
Notes
1
RSV
NC
NC
Reserved for
future use
2
CMD
<->
Helen2/3
MMC2_CMD
Command/
Response
3
Vss1
GND
Ground
4
V
DD
<-
Retu
VSIM2
VSIM2, supply
voltage 1.8
(Max 70mA)
5
CLK
<-
Helen2/3
MMC2_CLK
External clock
for the MMC
card, Max 20
MHz
6
Vss2
GND
Ground
7
DAT
<->
Helen2/3
MMC2_DAT0
Bi-directional
data bus
-
MMCDET
->
Helen2/3
btwake1(in)
[P10]
MMC card
detect
Charger connector and charging interface connections & electrical characteristics
Figure 118 Charger connector
Table 19 Charging interface connections
Pin
Signal
I/O
Engine connection
Notes
1
Vchar
In
Tahvo
VCharIn1, 2
Charging
voltage /
charger
detection,
Center pin
2
Charge GND
Ground
Charger ground
RM-42
System Module
Nokia Customer Care
9241872 (Issue 1)
Company Confidential
Page 9–35
Copyright ©2005 Nokia. All Rights Reserved.