doc: add ADC information for each platform

Signed-off-by: Thomas Ingleby <thomas.c.ingleby@intel.com>
2014-09-22 14:52:18 +01:00
parent 6a7add6b99
commit 1fcdfde02c
3 changed files with 5 additions and 0 deletions
--- a/docs/edison.md
+++ b/docs/edison.md
@@ -11,3 +11,5 @@ in libmraa:

 - PWM avaible on default swizzler postions. (3,5,6,9)
 - SPI exposed is also used for the ADC. Try not to use your own CS.
+- ADC kernel module will return 12bit number but the ADC itself only has an
+  accuracy of 10bits. This ADC is only included on the arduino board.