Re: ◾NSC 8477 Was: New takes on XT-IDE, a new FDC, and a new CM/S GAL

2018-12-20 Thread Chuck Guzis via cctalk
On 12/19/18 10:40 PM, Ali via cctalk wrote: >> No, the CCIV initially had a plain-jane Intel rev 0 82077AA in a 68 pin >> PLCC. After Intel "improved" the chip to the 82077AA-1, FM ceased to >> work. Fortunately, as I mentioned NSC 8477 is a plug-in replacement, >> with the exception of not needi

◾NSC 8477 Was: New takes on XT-IDE, a new FDC, and a new CM/S GAL

2018-12-19 Thread Ali via cctalk
>No, the CCIV initially had a plain-jane Intel rev 0 82077AA in a 68 pin >PLCC. After Intel "improved" the chip to the 82077AA-1, FM ceased to >work. Fortunately, as I mentioned NSC 8477 is a plug-in replacement, >with the exception of not needing an extra external cap (the pin is NC >on the Nati

Re: NSC 8477 Was: New takes on XT-IDE, a new FDC, and a new CM/S GAL

2018-12-19 Thread Chuck Guzis via cctalk
On 12/19/18 5:38 PM, Ali via cctalk wrote: >> Micro Solutions initially shipped the CompatiCard IV with the Intel >> chip--and it worked well. Intel then revised the chip as the 82077AA-1 >> to add tape support and broke the FM capability. When I inquired about >> this to Intel, I got the respons

NSC 8477 Was: New takes on XT-IDE, a new FDC, and a new CM/S GAL

2018-12-19 Thread Ali via cctalk
> Micro Solutions initially shipped the CompatiCard IV with the Intel > chip--and it worked well. Intel then revised the chip as the 82077AA-1 > to add tape support and broke the FM capability. When I inquired about > this to Intel, I got the response "Who uses FM anymore?". Micro > Solutions s