User Guide

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
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