[EMS Discuss] EPROM programmer?

Rick Osgood EMAIL HIDDEN
Thu Feb 21 11:53:44 PST 2013


Thanks for the info Clif.  How does that programmer interface to a PC?
 Does it use a DB-9 serial port?


On Thu, Feb 21, 2013 at 11:49 AM, Mr. Clif <EMAIL HIDDEN> wrote:

> Hi Rick and gang,
>
> I just found my old dusty Eprom programmer, and googled for the write up
> on it:
> http://books.google.com/books?**id=fBuiNpYlyHcC&pg=PA147&lpg=**
> PA147&dq=lCircuit+Cellar+<http://books.google.com/books?id=fBuiNpYlyHcC&pg=PA147&lpg=PA147&dq=lCircuit+Cellar+>
> "**intelligent+serial++EPROM+**programmer"+CCSP&source=bl&**
> ots=9wCCtOi_1L&sig=**z08XujfyDWzesdJi5_jMH8d3eJY&**hl=en&sa=X&ei=**
> ZHkmUcnNBYTeigLViYHQDQ&ved=**0CEAQ6AEwAA#v=onepage&q=**lCircuit Cellar
> "intelligent serial EPROM programmer" CCSP&f=false
> or...
> http://archive.org/stream/**byte-magazine-1986-10/1986_10_**
> BYTE_11-10_Public_Domain_**Powerhouses_djvu.txt<http://archive.org/stream/byte-magazine-1986-10/1986_10_BYTE_11-10_Public_Domain_Powerhouses_djvu.txt>
>
>  "It also functions as a
> stand-alone programmer for copying
> or verifying EPROMs. (See photo 1.)
> The following is a list of CCSP fea-
> tures:
>
> • RS-2 3 2-compatible (no handshak-
> ing necessary)
>
> • internal V pp power generation
>
> • menu-selectable EPROM types (no
> programming configuration jumpers)
>
> • default power-up selectable data
> rates
>
> • automatic power-down of EPROM
> for installation/removal
>
> • stand-alone or computer system/ter-
> minal-connected operation
>
> • menu-driven operation
>
> • single-byte or full-buffer write
> modes
>
> • 32K-byte on-board memory buffer
>
> • read, copy, or verify EPROM
>
> • Intel hexadecimal file upload/down-
> load
>
> • verify after write
>
> • verify EPROM erasure
>
> • screen dump by page or byte
>
> • BASIC driver that can be modified
> by the user
>
> • program EPROMs in standard 50-
>
>
>
> millisecond and 1-ms fast algorithm
> modes
>
> • support V pp settings of 2 5, 21, and
> 12.5 volts
>
> • program all 27xxx 5-V single-supply
> EPROMs, including 2716, 2732, 2732A,
> 2764, 2764A, 27C64, 27128. 27128A,
> 27CI28, 27256, 27512, and any func-
> tional equivalents..."
>
>
> I have actually used this programmer to program older multiple supply
> EPROMS with some additional clip leads. It needs a power supply, and though
> I havn't found the manual yet I recall it has a simple menu system.
>
> I also have a very nice EPROM eraser with a built in timer.
>
> Ciao
> Clif
>
>
> Rick Osgood wrote:
>
>> Thanks for the tip Julie.  That makes erasing the chips easy then.  I'll
>> definitely try to get in touch with Chris if there isn't anything
>> available
>> through this group.
>>
>> Thanks again,
>> Rick
>>
>>
>> On Thu, Feb 21, 2013 at 11:10 AM, Julie Baumler<EMAIL HIDDEN>  wrote:
>>
>>  Rick -
>>>
>>> Last time (~1996) I had to flash custom EPROM's, we just erased them
>>> in the sunlight.  Even in the rainy Portland winter, IIRC it only took
>>> a short visit outside with the cover stickers removed to erase them.
>>>
>>> Do you know @m0rb / Chris Engel? He hangs out on the #euglug channel
>>> and is one of the owners of Blairalley Arcade.  He's who I'd ask for a
>>> programmer and/or advice on this.
>>>
>>> Julie
>>>
>>> On Thu, Feb 21, 2013 at 10:50 AM, Rick Osgood<EMAIL HIDDEN>
>>> wrote:
>>>
>>>> I've been researching the possibility of flashing custom code to an
>>>>
>>> EPROM to
>>>
>>>> use in an old NES cart to see if I can get it to run in an old NES.
>>>>  I've
>>>> never worked with EPROMs before so it's all new to me.  Based on my
>>>>
>>> research
>>>
>>>> though, it sounds like for what I'm trying to do, I'll need to use an
>>>>
>>> EPROM
>>>
>>>> in the 27C256 family.  Does anyone have an EPROM programmer that would
>>>>
>>> work
>>>
>>>> for this that I can borrow to play with this?  I'm primarily looking for
>>>>
>>> a
>>>
>>>> USB programmer because I don't think I even have a computer with a
>>>>
>>> parallel
>>>
>>>> port any more.  But I might be able to scrounge something up if
>>>>
>>> necessary.
>>>
>>>> I don't need it right away, I'm still in the research phase.  I'm trying
>>>>
>>> to
>>>
>>>> figure out if I'll have one freely available to me or if I'm going to
>>>>
>>> have
>>>
>>>> to buy one.  I'm not sure I want to spend money on this right now.
>>>>
>>>> Also, a UV eraser would be useful as well if you have one of those I
>>>>
>>> could
>>>
>>>> borrow with it.
>>>>
>>>> Thanks,
>>>> Rick
>>>>
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>>
>>
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