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[avrdude-dev] Re: How to talk to second device in JTAG chain?
From: |
Grant Edwards |
Subject: |
[avrdude-dev] Re: How to talk to second device in JTAG chain? |
Date: |
Tue, 6 Nov 2007 00:31:37 +0000 (UTC) |
User-agent: |
slrn/0.9.8.1 (Linux) |
On 2007-11-05, Joerg Wunsch <address@hidden> wrote:
> As Grant Edwards wrote:
>
>> My JTAG chain consists of two devices: an MSP430 followed by an
>> ATmega1281V.
>
> The attached patch adds a -j option that allows adjusting JTAG
> daisy-chain parameters. The argument to the option is a
> comma-separated list of four numbers:
>
> -j ub,ua,bb,ba
>
> ub -- units before
> ua -- units after
> bb -- bits before
> ba -- bits after
>
> I cannot test it except by passing -j 0,0,0,0, and cross-checking that
> specifying any other parameters results in the ICE being unable to
> communicate with the target.
Brilliant! I'll give it a try.
--
Grant Edwards grante Yow! Yow! I'm imagining
at a surfer van filled with
visi.com soy sauce!