Re: TI-H: Expander to Computer program
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Re: TI-H: Expander to Computer program
Hey,
does anyone know how to make a
memory expander that works with
a ti83???
or do you know anyone who will
make them??
henry
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Aug 30 18:25:08 1998
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From: "Kaus" <kaus@cybrzn.com>
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Subject: Re: TI-H: Expander to Computer program
Date: Sun, 30 Aug 1998 20:25:21 -0500
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This is great grant. you are a god in my mind. but just one little
thing.
could you possibly include module port stuff too? i know i culd look it
up
myself, but imtoo lazy. also. if its more than 255 bytes send/recieve,
where
do you sedn to the low byte of the number of bytes?
-----Original Message-----
From: Grant Stockly <gussie@alaska.net>
To: ti-hardware@lists.ticalc.org <ti-hardware@lists.ticalc.org>
Date: Sunday, August 30, 1998 7:49 PM
Subject: Re: TI-H: Expander to Computer program
>
>>>No need for [a protocol document]. Bryan already released the
>>>driver.
>>
>>Fine, where can I get it?
>
>This was boreing. I hope you like it. Bryan has commented his source
sooo
>well that this was boreing. :/
>
>-----
>Receiving a page of Data from the "EII":
>
>1. Send 0x52
>2. Send Page address high byte
>3. Send Page address low byte
>4. Send location in page to start - =<255
>5. Is [number of bytes to receive] over 255?
>
>No: 1. Send [number of bytes to receive] Low byte
> 2. Send 0x80
>Yes: 1. Send0xFF
> 2. Send [number of bytes to receive] high byte
>
>6. Receive [number of bytes to receive] bytes.
>
>We're done! :)
>
>
>Sending a page of Data from the "EII":
>
>1. Send 0x82
>2. Send Page address high byte
>3. Send Page address low byte
>4. Send location in page to start - =<255
>5. Is [number of bytes to send] over 255?
>
>No: 1. Send [number of bytes to send] Low byte
> 2. Send 0x80
>Yes: 1. Send0xFF
> 2. Send [number of bytes to send] high byte
>
>6. Send [number of bytes to send]
>
>We're done! :)
>
>
>Formatting a page of "EII" memory:
>
>1. Send 0x82
>2. Send Page address high byte
>3. Send Page address low byte
>4. Send 0x00
>5. Send 0xFF
>6. Send 0x09
>7. Send 0xFF (264 times)
>
>We're done! :)
>
>
>Receiving the firmware version of the "EII":
>
>1. Send 0xFF
>2. Receive byte
>3. =< 4 is an EuP, >= 5 is an E2
>
>
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