On Wed, Jan 14, 2009 at 4:49 PM, Rick Altherr <kc8...@kc8apf.net> wrote:
> If you don't set an expected ID, then the chain validation won't fail for
> that tap.  By declaring an expected ID, we will fail if it doesn't match
> since we _expect_ it to match.

???

validation is about the ir values and not the IDCODE....


so if IDCODE is 0, then ir validate will fail....



-- 
Øyvind Harboe
http://www.zylin.com/zy1000.html
ARM7 ARM9 XScale Cortex
JTAG debugger and flash programmer
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