Re: LPC2129 IAP problem solved, sorta. Finally this time :-)
2005-03-21 by yamppman
--- In lpc2000@yahoogroups.com, "Bill Knight" <BillK@t...> wrote: > On Mon, 21 Mar 2005 14:46:24 -0000, jim_e_dallas wrote: > > --- In lpc2000@yahoogroups.com, "yamppman" <jesperh@t...> wrote: > > > > > > > > I have IAP programming running on an LPC2114 at 60MHz. See > > > LPC-FlashRoutines-18Feb05.zip in the files section on yahoo. > > > Note the clock frequency parameter is in KHz (60,000,000 / 1000) > > > > > > Regards > > > -Bill Knight > > > R O SoftWare & > > > http://www.theARMPatch.com > > > > Excellent and useful bunch of code, but it has the same problem. It > > works when I disable the PLL and run at 12MHz, but it will not work > > at 60 MHz. > > > > There seem to be a problem on the 2129 with this. > > > > /Jesper > > If your device is an older device, have you upgraded the bootloader? > This sounds like the same problem that happened with the original > boot loader on this device. > > --- > Good idea! The code in the ZIP file has run for me without problems > for some time now. And the LPC I'm using has the upgraded bootloader. > It was indeed the bootloader. I was running version 1.6, which I from another message here, assumed was the latest. I found the Errata sheet for the 2129 and it mentioned this exact problem and a version 1.63. I programmed that onto the CPU, and it works now at full speed. Thanks for the help. /Jesper