From mboxrd@z Thu Jan 1 00:00:00 1970 From: Hinko Kocevar Date: Mon, 24 Jan 2005 16:46:07 +0100 Subject: [U-Boot-Users] BDI2000 with pxa255 In-Reply-To: <1106234112.11409.4.camel@mbmatejdebian.ultra.si> References: <41EFC53F.9010304@iskramedical.si> <1106234112.11409.4.camel@mbmatejdebian.ultra.si> Message-ID: <41F5183F.6060103@iskramedical.si> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Matej Kupljen wrote: > Hi > > >>Can somebody point me to the possible causes for this behaviour? > > > Reset line. > > >>PS. Is it mandatory to supply ~RESET pin to BDI? > > > Yes. > BDI2000 uses ~RESET to upload the debug handler into the mini IC. > See figure 10-11 in the Intel Xscale Microarchitecture User's Manual. > Ok, I've found the reset pin on PXA255 and wired it to correct pin on BDI2000, but still the same error appears :(. Should there be any other pullup/pulldown resistors on other JTAG lines besides reset or does BDI hava them 'built in'? regards, hk -- hinko kocevar iskramedical si Hinko Kocevar, embedded systems developer Iskra Medical d.o.o., Stegne 23, 1k LJ, SLO-EU "A? r?n" | [Analects XII:22]