Rs Mmc Interface Connections; Charger Connector And Charging Interface Connections & Electrical Characteristics - Nokia RM-42 Service Manual

RM-42
System Module
Pin
C7 GND

RS MMC interface connections

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