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126Re: Having trouble with flash_uty_38400_5K.hex

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  • kendwyer
    Nov 5, 2005
    • 0 Attachment
      Yes, the hex file(flash_uty_38400_5K.hex) you have is coded assuming
      a 60MHz CPU clock rate. The baud rate is also set assumimg 60MHz.



      --- In OKI-ARM-mcus@yahoogroups.com, FurQan <fur_enc@y...> wrote:
      >
      > Hi James,
      > I think the problem is with the oscillator
      > frequency. ML67Q500x series has a built-in PLL , which
      > for an external oscillator can operate at 4x/8x
      > speeds depending on CLKMODE selections (These are
      > hardware connections). So if you have a 7.5 Mhz
      > external osc. your cpu can operate at 7.5 X 8 = 60
      > Mhz. Form your query it seems that u are a pretty
      > older method for flash programing . Thankfully Oki
      > has put up a useful IAP utility called OKI ISPF at its
      > website which is much more handy.
      >
      > Regards.
      > Furqan
      >
      > --- james_lewis_73104 <jlewis@n...> wrote:
      >
      > > Hi all,
      > >
      > > I've been using a flash utility I inherited on a
      > > project called
      > > flash_uty.hex with a 67Q4003. I'm trying to migrate
      > > now to the
      > > 67Q5003, and so am trying to use the
      > > flash_uty_38400_5K.hex from this
      > > site. What are the limitations for this? What baud
      > > rates are valid
      > > for a 33MHz oscillator? Xon/Xoff handshaking on or
      > > off? It doesn't
      > > display anything when I press '1' at this prompt:
      > >
      > > User program download finished.
      > >
      > > Select next operation.
      > > 0 : Download other program.
      > > 1 : Start user program.
      > > >
      > >
      > > I was successful in loading a stripped down version
      > > of the firmware
      > > I'm developing using the ISFP program. It stops at
      > > 0x10000 though, if
      > > I have the full version, hence the effort to use
      > > flash_uty_38400_5K.hex.
      > >
      > > Thanks for any insight on how to get ISFP to work
      > > with larger files,
      > > or how to get flash_uty_38400_5K.hex to work at all.
      > >
      > > James Lewis
      > > Nomadics, Inc.
      > >
      > >
      > >
      > >
      >
      >
      >
      >
      >
      > __________________________________
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