On 11/21/2015 08:51 AM, Ray Arachelian wrote: > On the Mac side there was Sesame C, a shareware compiler, not sure if > it could produce ROM code, and ofc Think C. It's probably unlikely > that these were used on the DataTrak. Let's not forget the VersaDOS/EXORmacs platforms. That's where I did my 80's 68K work. --Chuck