MiniSD interface connections
Signal
name/
RAP3G
Signal
name/ SD
Card
Signal Properties
Direction -- Levels -- Freq./Timing
Resolution
Descriptio
n / Notes
GenIO 09
or
MMCCmd <>  0-1.8 V /
0-3.6V
SD
Comman
d
GenIO 54
GenIO 13
or GenIO
53
MMCClk >  0-1.8 V /
0-3.6V
Max 25
MHz
SD Clock
GenIO 08
or
MMCDa <>  0-1.8 V /
0-3.6V
SD Data
bit 0
GenIO 55
GenIO 07 MMCLSSh
utDn
>  0-1.8 V /
0-3.6V
Level
shifter
shutdow
n
GenIO 10 SDDa2 <  0-1.8 V /
0-3.6V
Data bit 1
> 
GenIO 14 SDDa3 <  0-1.8 V /
0-3.6V
Data bit 2
> 
GenIO 15 SDDa4 <  0-1.8 V /
0-3.6V
Data bit 3
> 
GenIO 12
or GenIO
65
MMCCmd
Dir
>  0-1.8 V /
0-3.6V
Comman
d Dir
GenIO 11
or GenIO
66
MMCDaDir >  0-1.8 V /
0-3.6V
Data bit 0
Dir
GenIO 03 SDDaDir2 >  0-1.8 V /
0-3.6V
Data bit 1
Dir
GenIO 04 SDDaDir3 >  0-1.8 V /
0-3.6V
Data bit 2
Dir
GenIO 05 SDDaDir4 >  0-1.8 V /
0-3.6V
Data bit 3
Dir
GenIO 46 MMCDet <  0-1.8 V /
0-3.6V
Card
insert/
removal
detection
RM-88
Nokia Customer Care System Module
Page 8 –22 COMPANY CONFIDENTIAL Issue 1
Copyright © 2006 Nokia. All rights reserved.