Graeme Russ wrote:
> > Unsure. You would then be powering one of the 3v3 rails (where the
> > flash chip is connected) from the programmer, without powering any
> > other rail on the board. The southbridge may not like it at all
> > when your programmer drives the SPI pins in that state.
>
> Hmmm, I wonder what the potential for permanent damage is?
I also don't know. It depends on what the IO drivers are like in the
southbridge.
> So to be safe:
> - Jumper the front panel reset pins
> - Power-on the motherboard
> - Do a current test from VCC to each of the CS#, HOLD#, WP#, SCLK,
> SI, and SO pins
To be really safe test both from VCC to pin, as well as from pin to GND.
HOLD# and WP# are never really used, and you don't even have to
connect them to the programmer.
> - Connect the programmer without connecting the programmers VCC
> - Program the chip
Yep, that's it.
//Peter