index.md: add ADC change for 0.5.0

[contrib/mraa.git] / docs / galileorevh.md

diff --git a/docs/galileorevh.md b/docs/galileorevh.md
index 92a71d1..a9b3272 100644 (file)
--- a/docs/galileorevh.md
+++ b/docs/galileorevh.md
@@ -10,3 +10,5 @@ The Gen 2 board has the following limitations in libmraa:
 - i2c bus is shared with multiple devices, scanning it usually fails
 - pwm period is set globally for all pwm channels, when changed this will halt
   all pwm channels
+- adc kernel module will return 12bit number but the ADC itself only has an
+  accuracy of 10bits.