User Guide

Figure 89 MiniSD contact area and pin order
Pin Signal I/O Engine connection Notes
Reader
1 CD/DAT3 Application
processor
MMC2_DAT3 Card Detect / Data
Line [Bit 3]
2 CMD <-> Application
processor
MMC2_CMD Command/Response
3 VSS1 GND Ground
4 VDD <- Regulator VCCSD 3.0V Regulator (Max
200mA)
5 CLK <- Application
processor
MMC2_CLK External clock for the
miniSD card, Max 25
MHz
6 VSS2 GND Ground
7 DAT0 <-> Application
processor
MMC2_DAT0 Data Line [Bit 0]
8 DAT1 <-> Application
processor
MMC2_DAT1 Data Line [Bit 1]
9 DAT2 <-> Application
processor
MMC2_DAT2 Data Line [Bit 2]
10 NC Not connected
11 NC Not connected
-> Application
processor
Card detection
switch
LS
C2 10A2 -> Application
processor
MMC2_CLKIN Return clock
D1 9DIR <- Application
processor
MMC2_CMDDIR CMD direction
B4 1DIR <- Application
processor
MMC2_DATDIR
0
Data direction 0
RM-10;RM-24
Nokia Customer Care System Module
Page 9 –16 COMPANY CONFIDENTIAL Issue 1
Copyright © 2006 Nokia. All rights reserved.