Re: TI-H: Speed/'IDE' EII Emulation
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Re: TI-H: Speed/'IDE' EII Emulation
>Grant Stockly wrote:
>> Oh well...I'm working on the final IDE 'EII' Emulator chip... Hopefully
>> bruan will work with me to change the 92 driver to accept files larger than
>> 512k. If we can get 4.8k like he said we could make .avi or .mov movies
>> without sound and have them play in realtime over the hard drive... Cool!
>
>Well, that 4.8k/sec was best case scenario. I've slowed it down a wee
>bit
>to around 3k/sec or thereabouts to ensure error free operation at all
>battery levels. I'm thinking that if I disable interrupts on the TI-92
>I can actually get rid of the firmware delay loop. Still 3k/sec allows
>for 1fps on the TI-92 and even more on the calcs with smaller LCDs.
>
>The TI-92 will not handle variables over 64k, as far as I know. There
>is no practical limit to the number of 264 byte 'pages' the driver can
>scan though. I believe in current form it will do up to 64k pages, and
>it wouldn't be too hard to let it do 2^32.
The current IDE device I've made is basically an EII that fits 2 256 pages
on to 1 sector. Uses EII driver.
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