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Author Topic: ChipworkX Hardware Version 1.2 SD known issue and design solution  (Read 846 times)
support
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« on: December 14, 2009, 11:08:14 AM »
In some rare cases some SD cards do not mount successfully with ChipworkX Development system.

Solution:
connect 10K pull-up resistor from pin PA0 to vcc(3.3v).


This problem is solved in ChipworkX Development System hardware version 1.5 and up.
« Last Edit: January 18, 2010, 11:31:29 AM by support » Logged
davidan_bernal
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« Reply #1 on: January 26, 2010, 02:41:01 PM »
this problem affect to the touch controller or accel?
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SupportAdmin
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« Reply #2 on: January 26, 2010, 02:41:55 PM »
no, only SD
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snupi
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« Reply #3 on: February 09, 2010, 02:12:59 PM »
should resistor also be removed from PA1 (as in hw version 1.5) ?
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SupportAdmin
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« Reply #4 on: March 15, 2010, 03:39:34 PM »
It doesn't matter
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