Subject: Re: LTModem tool, new website, debugger?.
From: Dean Beeler <>
Date: Sat, 19 Jun 1999 22:19:03 -0500

I was about to say... if they put a FPU on the winmodems they wouldn't have
Pentium class system requirements or require use of the system's processor.
Infact, my guess would be that with a FPU on the winmodem, it would be the same
price as a regular modem, thus defeating the purpose.


Ed Schulz wrote:

> Jeff Garzik wrote:
> >
> > FWIW I believe that reverse engineering Lucent modems will take effort
> > beyond playing around with the PCI bus.  Its onboard DSP is, I believe,
> > a fairly standard RISC processor which is programmed with binary coded
> > instructions just like a Pentium or UltraSparc chip.
> >
> > While I am thinking, and I _love_ to simply use that DSP as a secondary
> > floating point unit.
> The DSP1610 inside the current Lucent modems is a 16-bit fixed-point signal
> processor.  The DSP32C was a floating-point device.
> --
> Ed Schulz