IGEP0040HardwareRABugs

From IGEP - ISEE Wiki

Revision as of 17:42, 6 August 2015 by Pau (talk | contribs) (BUG ALL_01: Missing 1V8 26MHz Oscillator)

Jump to: navigation, search

BUG ALL_01: (IMPORTANT) Missing 1V8 26MHz Oscillator

INFO:: This clock is not mounted at proto first assembly. It is necessary to enable some PLL and other PXA2128 clock subsystem.

WORKAROUND: Installed a 1V8 26MHz Oscillator with 50 ppm from "XTAL affaire box"

- Mount O1, R106, C276

RESULT:

- Tested with oscilloscope VCXO_IN signal