From: Franz S. <fr...@tr...> - 2004-08-16 08:46:26
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Hi Daniel, Thanks for you advice. What exactly happens when I select DS390F? This works in S51, but the code doesn't seem to work on the micro. Different addressing modes can be set by changing the ACON register, but this can only be done in software. Is the adressing mode important when loading the program into memory? Regards, Franz ----- Original Message ----- From: "Daniel Drotos" <dr...@ma...> To: <sdc...@li...> Sent: Tuesday, August 10, 2004 4:34 PM Subject: Re: [Sdcc-user] Memory in S51 (Newby) > On Tue, 10 Aug 2004, Franz Struwig wrote: > > > Greetings, > > When I load my program the first instruction is a jump to 0h??(loop) > > > > I'm not sure how the memory mapping should look. I'm using a DS390. > > You should use ds390f type for s51 (s51 -t ds390f) which use "flat" > mode by default which allows 24 bit addressing. Please use newer s51 > because there was a problem with flat mode a few weeks ago. Main head > of the CVS is OK. > > Daniel > > > ------------------------------------------------------- > SF.Net email is sponsored by Shop4tech.com-Lowest price on Blank Media > 100pk Sonic DVD-R 4x for only $29 -100pk Sonic DVD+R for only $33 > Save 50% off Retail on Ink & Toner - Free Shipping and Free Gift. > http://www.shop4tech.com/z/Inkjet_Cartridges/9_108_r285 > _______________________________________________ > Sdcc-user mailing list > Sdc...@li... > https://lists.sourceforge.net/lists/listinfo/sdcc-user > |