XL2 VErsion 4.1by John Picken~ is not usable with SpartaDOS-X. It will, now, run under just about any other DOS you choose.~bturns a 130XE into two 800XL's. Once installed,~Ahave~&virtual computers in memory and can switch between them a~.WHAT YOU GAIN+ A second, fully independant~ g system which may be swapped~pla~~G~~Ws. This~HYmulti-tasking as only one~cis wor~~FLgiv~ime;~~F\'s sort of "on hold".~Enhanced keyboard edit~Ofunctions~(K~control~Jsom~ characteristics~E^default~AA cal~D(r/clock~-a display line~G1~s~ ll FMS~Ois~Gs~Dgati~rprograms~?c~5~~ or BW~E~ate vector~Full supp~D!for~ent applic~q~Eeach~5v~D'o~ ei~b~a~ ways e~ive~long~~\ha~~ o~d~uter'~terrupts.C~'-~Lexecutes a~Ǘ swap~don't hav~D] worry about~ea~ŕit rapidly or anyth~lik~ƞ. Onc~!ess~`~^~D invok~DG~*~~henceforth ign~until~Z~}~ES~ ~F~~~~ ~EFenabl~:For example,~~~Mwhil~A DDT appears~Ddo no~as~debugger~Etake~~ | vectors. But~binstant you exit~end normal~rest~D~=~occur~DShift~toggle~custom~i~~r off. As~Dve,~HS speed does~Dmatter~ c~Hq~Fs Reset~D~F~ lockup. A second~F\~~-~Ethen~NJa re-boo~th~Ecartridg~KIf no~ is~Xent, BASIC~Xbe ~din accorda~z~X~DOp~T~D. Not~ this~x~i~conly~za~Der~JO~~. So if~Echange~ r mind~`~~ E~E~Kact~Gly.All remain~gkey~a~ w~DE~~~R~His opera~+. The first two c~F~isplay lin~1d replac~De~Cl~Dscre~Dombina~DFs~Y~Dr~0~~~EVmust~D~ȫ b~~+y~"~Gf.~V~kturn~U~ ~~~)n~G>of~follow~Ŭre ~~I've grouped~;m~Ąo three categorie~qD~qL~H9Time/Date ~[: [1]-[9] Select dr~Dto~ [0~ !x-y (~or)~ %o~%O~;cod~ i.e. K~, S~For ATASCII~(~~5D0: (x-y~~K) has b~~ ~>~ ~s~3ked "r" repeat if held~V~~Vs~func~ţ~mostly~f-explanatory. A few will mak~)re sens~you rea~ following s~ons. The r~ ~~ op~can be very useful~^runn~Oprograms which set up 80-column~Ys~ġ~i~)don't show~0well in mono.Most~H~~k~DR~us~DWon~ly". For example~~*~~%key handler o~t~~Ɠ~~speed dur~a~ lis~~even~~Wook~(t a~k direc~ED~saved~$~E~~,~`,~board~~Elick,~Hk noise~~Dff. Many~hese~bnot cont~ed by~H~\,~E#poke~Ctherw~S~th~Gy~E ~~us~Shift-C~Z-Tab.~~work~~tcurrent~~only. Ra~y than describ~l, I suggest~tr~m out~~Zguide above. Combined with~x-y~=features~y~Fa~#l~D'venienc~+r~Hming.TIME/DATE SUPPORTXL2 maintai~Ĩ fairly accurate softw~Dclock~~Ds independant~G~H ~ected~~ĥis means~switch from Sparta to an~E DOS,~F}~e as lo~~Alike~Gretur~!~E~D6~D^hav~E_o r~~time~allow~~ǝswap,~!Atari~EM-~,~is~P~~&~D7~so~Dt it actually~s~Fotal jiffies~>midnight~Do improve~Gpcy~~Zcor~ăs itself~Ĝ~end~Doevery hour, except~!~^, w~~D)will~Cic~&jump~?four~0fiv~+conds under an NTSC ~Dor n~r ten~!PAL. P~Zs such~DDDT~EBobTerm ta~Ēver both vertical blank interrupts~DB~DO~ǧ~~sdisab~wntil~ex~Dhnd~De~Sڛ~hversion~~[is~Ĕig~Sto support, completel~GxR~DT~D8 cartridge~FJus~ȏ~eDOS 3.2+ W~ƣis~Nbination~O~%is automa~Ely upda~~QRT8 any~sa~ȷ ~-~Ė~n~or ~9 routin~Sett~~:nd~ is easy~ --use~lTIME~+DATE~mands.~BW-~z~%.COM~ )~ ~M~Ǖough day~week~n be~ly~<~_any FMS,~Eca~EY~>"d", "h"~p"m" key~LS~M incremen~F~,~s~Dminutes~pectively. Each selec~Dpregister~~Onext higher~ (~Dit ro~Erou~o 0~r1~appropriat~DNot~a~y~F~~ j~or~~+~Ȃvalu~E~/cleared. To~DL~(ccura~~it~one~i befor~Fc~r~~+t~bump~7he las~~your~0source indica~an even~/~zere wasn't en~RAM space lef~build in~de~G~cod~i, if~E6o~hoot~/~calendar/~Mback~!~arlie~~. T~ũan~d~D&eit~Dby hold~Op~o~ run~or us~jhe Shift-Control-u~press~F display line shows almost exa~~Fretur~f~get~Ʋa program which~ls~'s format~~/~feature, from~^beginn~~ǡ~Ьto two trail~'~Es af~~&~E=~repl~D~ūam"~D"pm"~or. One~`~Tdoe~~D on~m~Dbut~~F ~o ensure a length compatible~F~E~E func~D.DISPLAY LINE INFORMATION~S~monitor~k read/wri~DGor~źdrive~FL1~9,~cursor posi~%~Y~Fof ATASCII, Keyboard~0Screen~s. H~ ar~~Qampl~adouts: 2 W 00360 139 A Tue 28-Mar-95 21:46:19~abov~GD~`~Fin system "A" at 9~3 p.m.~J>~handler enabled~e last opera~on D2:~ a ~F ~Dverify~Dsec~DF~~(failed (error~)~ly~~E0~HSIO~Dmands (RPW)~E~Ge~+~actual~,~,~n so~know what DOS~doing. Because o~|~G~ t~n~ed,~a~~J~sults~D_an ~,~offend~~F numb~Hnd~'~E~be~@~ň~.~D42 k x10 y22 B Wed 29~H07:30:22Now~'r~E~HB"~Lfollow~mor~~~2ve selected x-y~ us~'Shift-Control-0 (zero)~k~~~~ŷ~$~Bpress~D~D)~D~~H~6is~POSI~Ę 10,22~D081~D02 y00 b~S5:00About f~Ęminutes la~D~Gst~Dg~Nhav~just togg~off~~~ ~LHelp (~~81). Note t~l~?~fidentifie~~in lower case~%indica~<~atus o~ ~ ~^/2,0.If~re~Ʒ~D~E~Oo (~'s "oh"~E"other" not "~D")~~N~/changes~~&~of ATASCII~$charac~Dunde~~. ~~again it go~lsc~~^~n, until~D~~r~~,~ge~continuous report~~ T~%P~one~me time~ore back~~MH.~S~H9line~D~rol~by Sparta's TD comm~Uand/~Clear~keys.RESETS AND REBOOTSXL2~\"Reset-proof" with~ajor exception: ~' dur~a~swap w~Rguarantee a lock-up. On~8, ~nprotects itself, restores defaults~E!sets~Atari c~N a~6 would~E~ .~ j~~MQare~zd~D~1last~)ed~~. U~E~FpDOS, KEY~P~Jzs have priority~determin~D)~J; i.e. i~execut~D(TD OFF~n tur~~on us~D~S~D,~G~Er~.~~off~~Deboot~?~q follow~Ktwo~ces~~]is~ferable~run at $E477 because~ensu~Dany cartridg~en~=~~parallel device (BlackBox or MIO) ROM~9de~Ibef~9~~is~ im~Ġant~,~DWther~xa~ that has b~ ~D.ed~E'i~F7~A, a~c~~F~Fano~rr~E~1first try~DOS~&~~!~ |afte~ƏOS~~ed~D8sh~b~E. If a~Q#~Fsent~EF~~J~OS~X~San incorrect~ELchecksum~=jumps~DSelf Test.