Development GEOS (8-bit operating system)

-


floppy disk containing geos commodore 64c (1986)



1986: geos commodore 64
1987: geos commodore c128
1988: geos apple ii, geos v2.0 commodore c64, geos v2.1 apple ii
1989: geos v2.0 commodore c128

reverse engineering efforts

on august 19, 2016, michael steil posted in blog source code geos 2.0 commodore c64 had been reverse-engineered , rewritten c cc65 compiler suite. reverse-engineered source code has been made available @ github.








Comments

Post a Comment

Popular posts from this blog

Types Raffinate

-
1 types 1.1 raffinate-1 or c4r1 1.2 raffinate-2 or c4r2 1.3 raffinate-3 or c4r3 1.4 raffinate-4 or c4r4 types raffinate-1 or c4r1 in naphtha cracking process, c4r1 refers c4 residual obtained after separation of 1,3-butadiene c4 raffinate stream , which, consists of isobutylene 40~50 wt% , cis- or trans-2-butene 30~35 wt%. c4r1 side product in 1,3-butadiene plant , feed tert-butyl alcohol plant. raffinate-2 or c4r2 in naphtha cracking process, c4r2 refers c4 residual obtained after separation of 1,3-butadiene , isobutylene c4 raffinate stream , consists of cis- or trans-2-butene 50~60 wt%, 1-butene 10~15 wt%, , n-butane ~20 wt%. c4r2 side product in tert-butyl alcohol plant if c4r1 used feed. raffinate-3 or c4r3 in naphtha cracking process, c4r3 refers c4 residual obtained after separation of 1,3-butadiene, isobutylene, , 1-butene c4 raffinate stream consists of cis- or trans-2-butene, n-butane, , unseparated 1-butene. c4r3 being process through selective hydrogenation unit (shu) , cdh...
Read more

Biography Michał Vituška

-
meanwhile, special units (ss-jagdverbände) of local collaborationists trained germans infiltrate soviet rear. trained in dahlwitz near berlin ss-standartenführer otto skorzeny. paratroopers came reichskommissariat ostland; , split commandos based on country of origin. part of nazi effort combat growing soviet partisan movement in belarus during war, thirty belarusians espionage , sabotage outfit known Čorny kot (black cat) led michał vituška age 37, airdropped luftwaffe in late 1944 behind lines of red army. @ time, german forces had been expelled present-day belarus during operation bagration. black cats experienced initial successes due disorganization in rear of red army. other german-trained belarusian nationalist units slipped through białowieża forest in 1945. however, nkvd secret police informants infiltrated these units. result, ambushed , killed in short order. the anti-soviet partisans experienced initial success due disorganization in rear of red army. vituška became coord...
Read more

Caf.C3.A9 Types of restaurant

-
byways cafe in portland, oregon, usa cafés informal restaurants offering range of hot meals , made-to-order sandwiches. coffee shops, while similar cafés, not restaurants due fact serve , derive majority of revenue hot drinks. many cafés open breakfast , serve full hot breakfasts. in areas, cafés offer outdoor seating. word comes french café, designates coffee shop and/or bar in france.
Read more