HP-IB, Amigo/cs80 was Re: hp 9153 floppy & disk

e.stiebler emu at e-bbes.com
Sun Feb 14 17:07:59 CST 2010


Jim Brain wrote:
> There has also been significant interest in the CBM world for an uIEEE 
> solution, so I have sketched out a solution that utilizes the AVR.  FOr 
> the IEEE bus I am considering both the 75160/75161 versus a pair of 
> input buffers and a pair of TPIC6B273 
> <http://focus.ti.com/lit/ds/symlink/tpic6b273.pdf> high current output 
> drivers.  Currently, the 7516X units are a price premium, but the price 
> difference is minimal.

> The uIEC firmware currently supports FAT16/FAT32 and SD/SDHC/IDE 
> protocols already, I simply need to write the IEEE support.

You have enough I/O pins for the HP-IB bus ?

How fast ist this AVR reading and writing from sd-flash ?





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