MOD-SD_MMC development board
User's manual
All boards produced by Olimex are ROHS compliant
Revision B, November 2013
Copyright(c) 2013, OLIMEX Ltd, All rights reserved
Page 1
INTRODUCTION:
MOD-SDMMC is module board with SD/MMC connector on it. The board
is excellent extension for development boards without SD/MMC, but with UEXT.
You can connect the board via its 10 pin cable to the UEXT of another board and en-
joy the enormous variety of SD/MMC applications.
BOARD FEATURES:
UEXT connector
BAT connector
SD/MMC_SOCKET
10 pin cable for the UEXT connector
FR-4, 1.5 mm, red soldermask, component print
Dimensions:38.00 x 31.00mm (1.50 x 1.22")
ELECTROSTATIC WARNING:
The
MOD-SDMMC
board is shipped in protective anti-static packaging. The
board must not be subject to high electrostatic potentials. General practice for
working with static sensitive devices should be applied when working with this
board.
BOARD USE REQUIREMENTS:
Cables:
Hardware:
The boards is shipped with 10 pin cable for the UEXT connector.
Some of OLIMEX's boards with UEXT.
Page 2
SCHEMATIC:
You can find a searchable schematic at the web page of the MOD-SDMMC.
Page 3
BOARD LAYOUT:
POWER SUPPLY CIRCUIT:
MOD-SD_MMC
can take power from:
–
–
+ 3.3V via BAT connector.
UEXT connector
Page 4
EXTERNAL CONNECTORS DESCRIPTION:
UEXT:
Pin #
1
2
3
4
5
6
7
8
9
10
Signal Name
3.3V
GND
WP
CP
DAT1
DAT2
MISO
MOSI
SCK
#SS
BAT
Pin #
1
2
Signal Name
VCC
GND
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