Difference between revisions of "GPIO"
From Gumstix User Wiki
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| + | * 3-4mA max | ||
Revision as of 15:50, 26 March 2008
| GPIO( n ) |
- 3.3V
- 3-4mA max
all GPIO's information and examples should go here
todo
According to the PXA270 datasheet:
http://pubs.gumstix.com/documents/PXA%20Documentation/PXA270/PXA270%20Electrical,%20Mechanical,%20and%20Thermal%20Specification%20%5b280002-005%5d.pdf
most of the pins are limited to 3mA, and a few can go upto 4 mA (see page 5-9)
Related pages on the old wiki:
http://docwiki.gumstix.org/GPIO_event
http://docwiki.gumstix.org/Tips_and_tricks#Access_GPIOs_from_user-space
http://docwiki.gumstix.org/Sample_code/C/gpregs
http://docwiki.gumstix.org/Kernel_programming
.
