OLIMEX© 2018
A20-OLinuXino-MICRO user's manual
6.14 Additional hardware components
The components below are mounted on OLinuXino but are not discussed above. They are listed
here for completeness:
Reset button –
used to reset the board
1GB = 2×[4Gb(256M x 16b)] DDR3 SDRAM –
the exact memories varies between the hardware
revisions of the board (also the -IND industrial version uses industrial memories). Refer to the
schematic of your board for details on the exact memory.
The DDR3 memory part name in the schematic might be outdated. We have used a number of
different but fully compatible DDR3 memories due to supply unavailability. It is always
recommended to check the exact memory name printed on the component itself.
4GB =1×[32Gb(4096M x 8b)] eMMC FLASH
– only available on the 4GB version of the board;
the exact memory used varies between hardware revisions of the board. Refer to the schematic of
your board for details on the exact memory.
PWR_LED – turns on upon powering the board
LED1 – GPIO button
CHGLED – lights when charging a battery connected to the Li-Po battery connector.
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