----- Original Message ----- From: "Anand Dhuru" To: "pic microcontroller discussion list" Sent: Thursday, January 03, 2002 10:28 AM Subject: Re: [OT]: BIOS fried? Can be reprogrammed? > Dan, there are some viruses that do corrupt/kill the BIOS. I went thru' this > before. Fortunately, I had taken a dump of the BIOS earlier. > > Let me explain; this is a catch-22 situation. There is a utility available > (I can send it to you) that reprograms the BIOS. But, of course it is meant > for updates, not reprogramming a completely corrupted BIOS. That is, you > should be able to boot up the system first, and have a hex image of your > BIOS, when it was working. Of course, you can purchase this from the > manufacturer as well, if you can identify your motherboard precisely. I also > have another utlity which does precisely this. > > So, if you dont have a hex dump of your BIOS taken earlier, this is the way > to go; first identify your motherboard for manufacturer and version. Then > visit the BIOS manufacturer's site, and purchase a dump for the latest > version of the BIOS supporting your motherboard. Then, if your system is > booting, run the utility which will automatically re-program the new image. > If your system is beyond booting, you will have to have access to a flash > EPROM programmer to do the same. Either way, once you get it working, make > sure you take an image of the BIOS and tuck it some place safe for future > use! > > Regards, > > Anand > > ----- Original Message ----- > From: "Dans_PIC_Stuff" > To: > Sent: Wednesday, January 02, 2002 11:55 PM > Subject: [OT]: BIOS fried? Can be reprogrammed? > > > > Hi. I have a computer here that is as follows... > > P3 500Mhz > > 256-PC100 > > ASUS P3B-F > > Award BIOS > > > > I think the BIOS is dead (not sure how, was working before I Fdisked the > > HD). Upon starting it up, it will detect the Processor and count memory > > just like normal. If I press "del" to enter setup, the screen goes blank > > with a flashing cursor in the top left corner. It stays this way forever. > > It also does this if you let it try to boot normally, but I believe it is > > doing that because it is trying to enter setup automatically. (It does > that > > if you power it off while detecting the CPU speed durring POST). I was > > wondering if anybody here knew if it is possible to reprogram the BIOS > chip. > > And if so, does anybody have a programmer that can handle such chips? > > Thanks for any help. > > > > -Dan > > > > -- > > http://www.piclist.com hint: PICList Posts must start with ONE topic: > > [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads > > > > > > > -- http://www.piclist.com hint: The list server can filter out subtopics (like ads or off topics) for you. See http://www.piclist.com/#topics