Re: Build your own REU
Date: 2001-04-14 08:42:59

On Fri, 13 Apr 2001, Bryan Pope wrote:

> > with a simple counter/register/latch circuit.  I'm aware that not everyone
> > can generate a CPLD program file, but there are a fair number of CPLDs that
> > can be programmed via a JTAG or other serial port.  While the programming
> > data cant be generated on the c64, it could fairly easily be sent to the
> > PLD, even quite possibly via the casette port. ;)
> > 
> Doesn't a CPLD keep its programming after the power goes off?  I thought only 
> a FPGA lost its programming when the power is off.

Correct.  However, to initially program the CPLD, and provide future
updates, it would be nice for a c64 user to be able to load the updated data
into the cpld without sending it in to whoever finds the bugfix. ;)

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