OLIMEX© 2015
A10-OLinuXino-LIME user's manual
SD/MMC1 connector
Pin # Connector signal name
Wire name (processor pin)
1 DAT2/RES
SD0-D2 (K19)
2 CD/DAT3/CS
SD0-D3 (K20)
3 CMD/DI
SD0-CMD (L19)
4 VDD
-
5 CLK/SCLK
SD0-CLK(L20)
6 VSS2
-
7 DAT0/DO
SD0-D0(M19)
8 DAT1/RES
SD0-D1(M20)
Additionally, there are the WP and CP switches that are responsible, respectively, for sensing
whether the card is locked for reading and whether there is a card inserted.
6.3 PWR jack
The power jack used is the typical one used by Olimex in most of our products – the DC barrel jack
has 2.0mm inner pin and 6.3mm hole. More information about the exact component might be found
here:
https://www.olimex.com/wiki/PWRJACK
You should provide 5 volts direct current and the required current may vary depending on the
peripherals connected to the board. The power supply you use should be capable of providing at
least 1A of current.
Pin #
Signal name
1
Power input
2
GND
More info about the power supply can be found in chapter 5 of this manual.
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