 | | Re: Help needed reviving my HB
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Hello Edward and everyone, There are several causes that the Handyboard won't boot. 1) 62256 SRAM was dea 2) 74HC244 was dead 3) The Handyboard cannot put into bootstrap mode You can try to do the followings: Removes all the ICs on Handyboard except (...) (25 years ago, 2-Nov-99, to lugnet.robotics.handyboard)
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| | Re: Help needed reviving my HB
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Hi Everybody, Ensio, I'm having a very similyar problem, but with an interesting twist! Check this out! I still don't have any idea what is going on here... None of these have expansion cards. I have 5 HB's from when this robotics class was taught 2 (...) (25 years ago, 2-Nov-99, to lugnet.robotics.handyboard)
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| | Re: Time available during 1 kHz system interrupt?
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Hi Greg, It all depends. Various features of the HB can be turned on and off to change the amount of work done in the main ISR. By default the code uses 300ms to execute. The file lib_hb.c provides the following: /***...***/ /*** System Interrupt (...) (25 years ago, 2-Nov-99, to lugnet.robotics.handyboard)
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| | Another Question About making .icb's
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Hey Group, I'm currently trying to get assembly files to work with my HB, i've discovered that the exe I need; as11_hb.exe only runs on UNIX, so you have to use (URL) to assemble the files, which I might say is a little inconvenient. So, where can I (...) (25 years ago, 1-Nov-99, to lugnet.robotics.handyboard)
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| | Re: Does ic 3.1 really works properly?
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(...) Looks like it's time for my advertisement: Download HC11 patches for the GCC-2.8.1 compiler from my web page: www.eskimo.com/~archer or from ftp.eskimo.com/u/a/archer. They're GPL'ed, so they're free. Also on my home page is a link to the (...) (25 years ago, 1-Nov-99, to lugnet.robotics.handyboard)
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