GDB-BDM erratic phenomenon
Q-Soft-Eng at t-online.de
Wed Jun 7 16:08:32 UTC 2000
Sorry can't help you with the 68360, i only have
it running on a MPC860, and there are some differences i believe.
Checking the list archive might turn up some usefull info though.
"Kim, Jeong-Hwan" wrote:
> CPU is MC68360 and gdb patch is gdb_4.18_bdm.
> The wrong operation of my bdm board may result from just my soldering mistake,
> not schematic problem.
> I used RESETS instead of RESETH.
> Does it affect the operation of BDM ?
> Not connecting Vcc to the bdm board, I ran chk program ((ex) chk /dev/bdm0).
> The check program wrote and read the Address registers, Data registers and
> it converted PC to 0.
> I seemed that the check program read and wrote reigsters correctly.
> ( For each register "..........................." was displayed and no error message )
> But I'm not sure it operates normally - because when I connect Vcc to my bdm board
> it returns errors and when I ran executable files with gdb its result was not good.
> -----¿øº» ¸Þ½ÃÁö-----
> º¸³½ »ç¶÷: Erwin Rol <Q-Soft-Eng at t-online.de>
> ¹Þ´Â »ç¶÷: Kim <Kim>; Jeong-Hwan <frog at cosmos.lgic.co.kr>
> ÂüÁ¶: rtems-users at oarcorp.com <rtems-users at oarcorp.com>
> ³¯Â¥: 2000³â 6¿ù 7ÀÏ ¼ö¿äÀÏ ¿ÀÈÄ 8:14
> Á¦¸ñ: Re: GDB-BDM erratic phenomenon
> >From Q-Soft-Eng at t-online.de Wed Jun 7 20:09:53 2000
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> Date: Wed, 07 Jun 2000 13:14:50 +0200
> From: Q-Soft-Eng at t-online.de (Erwin Rol)
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> To: "Kim, Jeong-Hwan" <frog at lgic.co.kr>
> CC: rtems-users at oarcorp.com
> Subject: Re: GDB-BDM erratic phenomenon
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> What CPU, and which board ?
> If you are talking about Frank Przybylski's board you might
> check his web site because there where some small problems
> with it, also look in the mailing list archive for a mail
> from me of a convo i had with Frank.
> - Erwin
> "Kim, Jeong-Hwan" wrote:
> > Hi, everyone
> > I have made a gdb-bdm board following a public schematic.
> > However, I found an erratic situation.
> > When Vcc is connected to the board, the error occurs,
> > but when Vcc is disconnected from the bdm board it operates normally.
> > Does anybody see such a pheonomenon?
> Q - S O F T - E N G I N E E R I N G
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> Erwin Rol (Software Engineer) phone: +49-89-68050051
> Erwin.Rol at Q-Soft-Engineering.com fax : +49-89-68050052
Q - S O F T - E N G I N E E R I N G
Rodachtalweg 11, 81549 Muenchen, Germany
Erwin Rol (Software Engineer) phone: +49-89-68050051
Erwin.Rol at Q-Soft-Engineering.com fax : +49-89-68050052
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