No kidding! That's a massive effort. How close is that to a 360/50? I have a front panel that needs a brain, could sure use that! Marc
Sent from my iPhone > On Jul 11, 2016, at 5:31 PM, Camiel Vanderhoeven <iamcam...@gmail.com> wrote: > > And I'm very close to having a 360/65 in VHDL. > Op 11 jul. 2016 2:44 a.m. schreef "Curious Marc" <curiousma...@gmail.com>: > >> And Carl Claunch has an IBM 1130 in VHDL. >> Marc >> >> Sent from my iPad >> >>>> On Jul 10, 2016, at 10:23 PM, Lawrence Wilkinson <ljw-cct...@ljw.me.uk> >>> wrote: >>> >>> That'll be me, I guess, It's in VHDL. URL in sig. >>> >>>> On 10/07/16 15:21, Paul Birkel wrote: >>>> -----Original Message----- >>>> From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of Guy >> Sotomayor Jr >>>> Sent: Monday, June 20, 2016 4:04 PM >>>> To: General Discussion: On-Topic and Off-Topic Posts >>>> Subject: Re: How do they make Verilog code for unknown ICs? >>>> >>>> What you can do (and I’ve seen it done) is define verilog modules that >> provide the functions of the IC and use that in their designs. I’ve seen >> at least two interesting classic computer recreations using this approach >> (re-implemenation of the CADR lisp machine in verilog and an IBM 360/30 in >> verilog). >>>> >>>> ROMs are easy (just instantiate a lookup table). PLCs are just >> combinatorial equations which are relatively easy with the verilog “assign” >> statement. >>>> >>>> TTFN - Guy >>>> >>>> ====****==== >>>> >>>> Do you have a pointer to that "IBM 360/30 in Verilog", Guy? >>>> >>>> ----- >>>> paul >>> >>> -- >>> Lawrence Wilkinson lawrence at ljw.me.uk >>> The IBM 360/30 page http://www.ljw.me.uk/ibm360 >>