PIFFY.TXT
FILE INFORMATION
FILENAME(S): PIFFY.TXT
FILE TYPE(S): PRG
FILE SIZE: 2.1K
FIRST SEEN: 2025-11-30 18:07:30
APPEARS ON: 1 disk(s)
FILE HASH
87aa1498af0e5994bc601ddb756e27726c778ec5a2ed2496410816d2ca7f703a
FOUND ON DISKS (1 DISKS)
| DISK TITLE | FILENAME | FILE TYPE | COLLECTION | TRACK | SECTOR | ACTIONS |
|---|---|---|---|---|---|---|
| PD6 | PIFFY.TXT | PRG | Xii | 19 | 0 | DOWNLOAD FILE |
FILE CONTENT & ANALYSIS
00000000: 0D 0A 50 69 66 66 79 44 4F 53 20 2D 20 50 72 6F |..PiffyDOS - Pro| 00000010: 67 72 61 6D 6D 65 72 73 20 4A 69 66 66 79 44 4F |grammers JiffyDO| 00000020: 53 20 62 79 20 48 61 72 6C 65 6B 69 6E 2F 46 61 |S by Harlekin/Fa| 00000030: 69 72 6C 69 67 68 74 0D 0A 0D 0A 4A 69 66 66 79 |irlight....Jiffy| 00000040: 44 4F 53 20 66 72 6F 6D 20 43 4D 44 20 68 61 73 |DOS from CMD has| 00000050: 20 61 6C 6D 6F 73 74 20 62 65 63 6F 6D 65 20 61 | almost become a| 00000060: 20 64 65 66 61 63 74 6F 20 73 74 61 6E 64 61 72 | defacto standar| 00000070: 64 20 66 6F 72 20 74 68 65 20 43 6F 6D 6D 6F 64 |d for the Commod| 00000080: 6F 72 65 0D 0A 77 6F 72 6C 64 2E 20 49 74 27 73 |ore..world. It's| 00000090: 20 63 6F 6D 70 61 74 69 6C 69 74 79 2C 20 73 70 | compatility, sp| 000000A0: 65 65 64 20 61 6E 64 20 66 65 61 74 75 72 65 73 |eed and features| 000000B0: 20 6D 61 6B 65 73 20 69 74 20 74 68 65 20 6E 61 | makes it the na| 000000C0: 74 72 75 61 6C 20 63 68 6F 69 73 65 0D 0A 66 6F |trual choise..fo| 000000D0: 72 20 75 73 65 72 73 20 74 6F 64 61 79 2E 20 49 |r users today. I| 000000E0: 20 66 6F 75 6E 64 20 69 74 20 76 65 72 79 20 69 | found it very i| 000000F0: 6E 74 65 72 65 73 74 69 6E 67 20 68 6F 77 20 43 |nteresting how C| 00000100: 4D 44 20 6D 61 6E 61 67 65 64 20 74 6F 20 73 71 |MD managed to sq| 00000110: 65 65 7A 65 20 65 76 65 72 79 74 68 69 6E 67 20 |eeze everything | 00000120: 0D 0A 69 6E 74 6F 20 74 68 61 74 20 38 6B 62 20 |..into that 8kb | 00000130: 6F 66 20 52 4F 4D 20 61 6E 64 20 73 74 61 72 74 |of ROM and start| 00000140: 65 64 20 74 6F 20 64 69 73 61 73 73 65 6D 62 6C |ed to disassembl| 00000150: 65 20 74 68 65 20 63 6F 64 65 2E 20 57 69 74 68 |e the code. With| 00000160: 20 74 68 65 0D 0A 4F 6D 69 63 72 6F 6E 20 72 65 | the..Omicron re| 00000170: 61 73 73 65 6D 62 6C 65 72 20 49 20 67 6F 74 20 |assembler I got | 00000180: 61 62 6F 75 74 20 31 30 30 6B 20 6F 66 20 74 65 |about 100k of te| 00000190: 78 74 20 74 68 61 74 20 69 20 73 74 61 72 74 65 |xt that i starte| 000001A0: 64 20 6C 6F 6F 6B 69 6E 67 20 69 6E 74 6F 2E 20 |d looking into. | 000001B0: 49 20 70 6F 72 74 65 64 0D 0A 74 68 65 20 74 65 |I ported..the te| 000001C0: 78 74 20 74 6F 20 6D 79 20 50 43 20 61 6E 64 20 |xt to my PC and | 000001D0: 73 74 61 72 74 65 64 20 64 6F 6B 75 6D 65 6E 74 |started dokument| 000001E0: 69 6E 67 20 74 68 65 20 63 6F 64 65 2E 20 54 68 |ing the code. Th| 000001F0: 69 73 20 77 61 73 20 62 61 63 6B 20 69 6E 20 27 |is was back in '| 00000200: 39 34 2E 0D 0A 41 66 74 65 72 20 61 20 66 65 77 |94...After a few| 00000210: 20 6D 6F 6E 74 68 73 20 77 6F 72 6B 20 49 20 66 | months work I f| 00000220: 69 6E 61 6C 6C 79 20 68 61 64 20 75 6E 64 65 72 |inally had under| 00000230: 73 74 6F 6F 64 20 61 6E 64 20 64 6F 63 75 6D 65 |stood and docume| 00000240: 6E 74 65 64 20 74 68 65 20 65 6E 74 69 72 65 20 |nted the entire | 00000250: 0D 0A 4A 69 66 66 79 44 4F 53 2D 4B 45 52 4E 41 |..JiffyDOS-KERNA| 00000260: 4C 2E 20 53 69 6E 63 65 20 74 68 65 6E 2C 20 49 |L. Since then, I| 00000270: 20 68 61 76 65 20 6D 6F 64 69 66 79 65 64 20 6D | have modifyed m| 00000280: 79 20 6F 77 6E 20 4A 69 66 66 79 44 4F 53 20 77 |y own JiffyDOS w| 00000290: 69 74 68 20 6C 6F 74 73 20 6F 66 20 6E 65 77 20 |ith lots of new | 000002A0: 66 65 61 74 75 72 65 73 2E 20 4D 79 20 67 6F 61 |features. My goa| 000002B0: 6C 0D 0A 77 61 73 20 74 6F 20 68 61 76 65 20 61 |l..was to have a| 000002C0: 20 70 72 6F 67 72 61 6D 6D 65 72 2D 66 72 69 65 | programmer-frie| 000002D0: 6E 64 6C 79 20 4B 45 52 4E 41 4C 20 69 6E 20 6D |ndly KERNAL in m| 000002E0: 79 20 73 79 73 74 65 6D 2E 2E 2E 20 41 6E 64 20 |y system... And | 000002F0: 68 65 72 65 20 49 20 61 6D 2E 0D 0A 0D 0A 54 6F |here I am.....To| 00000300: 64 61 79 20 49 27 6D 20 72 75 6E 6E 69 6E 67 20 |day I'm running | 00000310: 50 69 66 66 79 44 4F 53 20 31 2E 33 36 20 77 68 |PiffyDOS 1.36 wh| 00000320: 69 74 68 20 74 68 65 20 66 6F 6C 6C 6F 77 69 6E |ith the followin| 00000330: 67 20 66 65 61 74 75 72 65 73 21 0D 0A 0D 0A 45 |g features!....E| 00000340: 78 74 65 6E 64 65 64 20 42 61 73 69 63 2E 2E 2E |xtended Basic...| 00000350: 0D 0A 2A 20 4D 4F 43 20 61 6E 64 20 4D 4F 58 20 |..* MOC and MOX | 00000360: 61 72 65 20 74 77 6F 20 6E 65 77 20 63 6F 6D 6D |are two new comm| 00000370: 61 6E 64 73 20 74 68 61 74 20 61 6C 6C 6F 77 73 |ands that allows| 00000380: 20 79 6F 75 20 74 6F 20 74 72 61 6E 73 66 65 72 | you to transfer| 00000390: 20 64 61 74 61 20 74 6F 20 61 6E 64 20 66 72 6F | data to and fro| 000003A0: 6D 20 61 20 31 37 78 78 20 52 45 55 2E 0D 0A 2A |m a 17xx REU...*| 000003B0: 20 49 6E 70 75 74 20 6E 75 6D 62 65 72 73 20 69 | Input numbers i| 000003C0: 6E 20 68 65 78 2F 62 69 6E 2F 6F 63 74 20 66 6F |n hex/bin/oct fo| 000003D0: 72 6D 61 74 20 75 73 69 6E 67 20 24 2C 25 2C 26 |rmat using $,%,&| 000003E0: 20 61 73 20 70 72 65 66 69 78 2E 0D 0A 0D 0A 2A | as prefix.....*| 000003F0: 20 4D 4F 4E 20 63 6F 6D 6D 61 6E 64 20 74 6F 20 | MON command to | 00000400: 65 78 61 6D 69 6E 65 20 62 6F 74 68 20 69 6E 74 |examine both int| 00000410: 65 72 6E 61 6C 20 61 6E 64 20 52 45 55 20 6D 65 |ernal and REU me| 00000420: 6D 6F 72 79 2E 0D 0A 2A 20 61 64 64 69 74 69 6F |mory...* additio| 00000430: 6E 61 6C 20 65 72 72 6F 72 68 61 6E 64 6C 69 6E |nal errorhandlin| 00000440: 67 20 66 6F 72 20 74 68 65 20 52 45 55 20 63 6F |g for the REU co| 00000450: 6D 6D 61 6E 64 73 2E 0D 0A 0D 0A 4D 6F 72 65 20 |mmands.....More | 00000460: 46 75 6E 63 74 69 6F 6E 20 4B 65 79 73 2E 2E 2E |Function Keys...| 00000470: 0D 0A 2A 20 75 73 69 6E 67 20 74 68 65 20 43 54 |..* using the CT| 00000480: 52 4C 20 61 6E 64 20 46 2D 6B 65 79 73 20 61 6C |RL and F-keys al| 00000490: 6C 6F 77 73 20 79 6F 75 20 74 6F 20 66 61 73 74 |lows you to fast| 000004A0: 63 6F 70 79 20 74 68 65 20 65 6E 74 69 72 65 20 |copy the entire | 000004B0: 6D 65 6D 6F 72 79 20 74 6F 20 61 6E 64 20 66 72 |memory to and fr| 000004C0: 61 6D 20 74 68 65 20 52 45 55 2E 0D 0A 2A 20 43 |am the REU...* C| 000004D0: 54 52 4C 20 2B 20 46 31 20 63 6F 70 79 20 43 36 |TRL + F1 copy C6| 000004E0: 34 20 69 6E 74 65 72 6E 61 6C 20 74 6F 20 52 45 |4 internal to RE| 000004F0: 55 20 62 61 6E 6B 20 32 2E 0D 0A 2A 20 43 54 52 |U bank 2...* CTR| 00000500: 4C 20 2B 20 46 33 20 63 6F 70 79 20 52 45 55 20 |L + F3 copy REU | 00000510: 62 61 6E 6B 20 32 20 74 6F 20 43 36 34 20 69 6E |bank 2 to C64 in| 00000520: 74 65 72 6E 61 6C 2E 0D 0A 2A 20 43 54 52 4C 20 |ternal...* CTRL | 00000530: 2B 20 46 35 20 63 6F 70 79 20 43 36 34 20 69 6E |+ F5 copy C64 in| 00000540: 74 65 72 6E 61 6C 20 74 6F 20 52 45 55 20 62 61 |ternal to REU ba| 00000550: 6E 6B 20 33 2E 0D 0A 2A 20 43 54 52 4C 20 2B 20 |nk 3...* CTRL + | 00000560: 46 37 20 63 6F 70 79 20 52 45 55 20 62 61 6E 6B |F7 copy REU bank| 00000570: 20 33 20 74 6F 20 43 36 34 20 69 6E 74 65 72 6E | 3 to C64 intern| 00000580: 61 6C 2E 0D 0A 0D 0A 41 64 64 69 74 69 6F 6E 61 |al.....Additiona| 00000590: 6C 20 66 65 61 74 75 72 65 73 2E 2E 2E 0D 0A 2A |l features.....*| 000005A0: 20 44 69 73 70 6C 61 79 20 74 68 65 20 6C 6F 61 | Display the loa| 000005B0: 64 61 64 72 65 73 73 65 73 20 28 62 6F 74 68 20 |dadresses (both | 000005C0: 77 68 65 6E 20 75 73 69 6E 67 20 4A 69 66 66 79 |when using Jiffy| 000005D0: 44 4F 53 20 64 72 69 76 65 73 20 61 6E 64 20 6E |DOS drives and n| 000005E0: 6F 72 6D 61 6C 20 64 72 69 76 65 73 29 2E 0D 0A |ormal drives)...| 000005F0: 2A 20 43 54 52 4C 20 2B 20 58 2E 20 43 6F 70 79 |* CTRL + X. Copy| 00000600: 20 52 45 55 20 62 61 6E 6B 31 20 74 6F 20 43 36 | REU bank1 to C6| 00000610: 34 20 69 6E 74 65 72 6E 61 6C 20 61 6E 64 20 65 |4 internal and e| 00000620: 78 65 63 75 74 65 20 70 72 6F 67 72 61 6D 20 61 |xecute program a| 00000630: 74 20 24 39 30 30 30 2E 20 28 52 65 73 63 75 65 |t $9000. (Rescue| 00000640: 20 72 6F 75 74 69 6E 65 20 66 6F 72 20 0D 0A 46 | routine for ..F| 00000650: 61 69 72 4C 69 67 68 74 73 20 58 6D 65 6D 20 41 |airLights Xmem A| 00000660: 73 73 65 6D 62 6C 65 72 2C 20 6F 72 20 61 6E 79 |ssembler, or any| 00000670: 20 6F 74 68 65 72 20 70 72 6F 67 72 61 6D 20 77 | other program w| 00000680: 6F 72 6B 69 6E 67 20 74 68 65 20 73 61 6D 65 20 |orking the same | 00000690: 77 61 79 2E 29 0D 0A 2A 20 46 41 53 54 20 6D 65 |way.)..* FAST me| 000006A0: 6D 6F 72 79 63 68 65 63 6B 20 74 68 61 74 20 4E |morycheck that N| 000006B0: 4F 54 20 64 65 73 74 72 6F 79 73 20 61 64 72 20 |OT destroys adr | 000006C0: 24 38 30 30 30 20 61 72 20 24 61 30 30 30 20 69 |$8000 ar $a000 i| 000006D0: 66 20 61 6E 20 65 78 74 65 72 6E 61 6C 20 6D 65 |f an external me| 000006E0: 6D 6F 72 79 20 69 73 20 66 6F 75 6E 64 2E 0D 0A |mory is found...| 000006F0: 0D 0A 4E 65 78 74 20 72 65 6C 65 61 73 65 2E 2E |..Next release..| 00000700: 2E 0D 0A 2A 20 53 6B 69 70 20 61 75 74 6F 73 74 |...* Skip autost| 00000710: 61 72 74 20 69 73 20 43 3D 20 6B 65 79 20 69 73 |art is C= key is| 00000720: 20 70 72 65 73 73 65 64 2E 0D 0A 2A 20 50 6F 73 | pressed...* Pos| 00000730: 73 69 62 69 6C 69 74 79 20 74 6F 20 6C 6F 61 64 |sibility to load| 00000740: 20 6F 76 65 72 20 49 2F 4F 20 61 6E 64 20 4B 45 | over I/O and KE| 00000750: 52 4E 41 4C 20 61 72 65 61 73 20 28 44 30 30 30 |RNAL areas (D000| 00000760: 20 74 6F 20 46 46 46 46 29 2E 0D 0A 0D 0A 49 20 | to FFFF).....I | 00000770: 6D 61 64 65 20 61 20 50 69 66 66 79 44 4F 53 2D |made a PiffyDOS-| 00000780: 70 61 74 63 68 65 72 20 74 68 65 20 6F 74 68 65 |patcher the othe| 00000790: 72 20 64 61 79 2C 20 77 69 74 68 20 70 61 74 63 |r day, with patc| 000007A0: 68 65 73 20 79 6F 75 72 20 6F 72 69 67 69 6E 61 |hes your origina| 000007B0: 6C 20 4A 69 66 66 79 44 4F 53 20 61 6E 64 20 73 |l JiffyDOS and s| 000007C0: 61 76 65 73 20 74 68 65 20 50 69 66 66 79 44 4F |aves the PiffyDO| 000007D0: 53 0D 0A 74 6F 20 64 69 73 6B 20 66 6F 72 20 6C |S..to disk for l| 000007E0: 61 74 65 72 20 62 65 69 6E 67 20 62 75 72 6E 65 |ater being burne| 000007F0: 64 20 69 6E 74 6F 20 61 20 45 50 52 4F 4D 2E 20 |d into a EPROM. | 00000800: 54 68 65 20 50 69 66 66 79 50 61 74 63 68 65 72 |The PiffyPatcher| 00000810: 20 69 73 20 61 76 61 69 6C 61 62 6C 65 20 66 6F | is available fo| 00000820: 72 20 64 6F 77 6E 6C 6F 61 64 20 69 6E 20 74 68 |r download in th| 00000830: 65 20 64 6F 77 6E 6C 6F 61 64 2D 61 72 65 61 21 |e download-area!| 00000840: 0D 0A 0D 0A 0D 0A |...... |
..PIFFYDOS - PROGRAMMERS JIFFYDOS BY HAR LEKIN/FAIRLIGHT....JIFFYDOS FROM CMD HAS ALMOST BECOME A DEFACTO STANDARD FOR TH E COMMODORE..WORLD. IT'S COMPATILITY, SP EED AND FEATURES MAKES IT THE NATRUAL CH OISE..FOR USERS TODAY. I FOUND IT VERY I NTERESTING HOW CMD MANAGED TO SQEEZE EVE RYTHING ..INTO THAT 8KB OF ROM AND START ED TO DISASSEMBLE THE CODE. WITH THE..OM ICRON REASSEMBLER I GOT ABOUT 100K OF TE XT THAT I STARTED LOOKING INTO. I PORTED ..THE TEXT TO MY PC AND STARTED DOKUMENT ING THE CODE. THIS WAS BACK IN '94...AFT ER A FEW MONTHS WORK I FINALLY HAD UNDER STOOD AND DOCUMENTED THE ENTIRE ..JIFFYD OS-KERNAL. SINCE THEN, I HAVE MODIFYED M Y OWN JIFFYDOS WITH LOTS OF NEW FEATURES . MY GOAL..WAS TO HAVE A PROGRAMMER-FRIE NDLY KERNAL IN MY SYSTEM... AND HERE I A M.....TODAY I'M RUNNING PIFFYDOS 1.36 WH ITH THE FOLLOWING FEATURES!....EXTENDED BASIC.....* MOC AND MOX ARE TWO NEW COMM ANDS THAT ALLOWS YOU TO TRANSFER DATA TO AND FROM A 17XX REU...* INPUT NUMBERS I N HEX/BIN/OCT FORMAT USING $,%,& AS PREF IX.....* MON COMMAND TO EXAMINE BOTH INT ERNAL AND REU MEMORY...* ADDITIONAL ERRO RHANDLING FOR THE REU COMMANDS.....MORE FUNCTION KEYS.....* USING THE CTRL AND F -KEYS ALLOWS YOU TO FASTCOPY THE ENTIRE MEMORY TO AND FRAM THE REU...* CTRL + F1 COPY C64 INTERNAL TO REU BANK 2...* CTR L + F3 COPY REU BANK 2 TO C64 INTERNAL.. .* CTRL + F5 COPY C64 INTERNAL TO REU BA NK 3...* CTRL + F7 COPY REU BANK 3 TO C6 4 INTERNAL.....ADDITIONAL FEATURES.....* DISPLAY THE LOADADRESSES (BOTH WHEN USI NG JIFFYDOS DRIVES AND NORMAL DRIVES)... * CTRL + X. COPY REU BANK1 TO C64 INTERN AL AND EXECUTE PROGRAM AT $9000. (RESCUE ROUTINE FOR ..FAIRLIGHTS XMEM ASSEMBLER , OR ANY OTHER PROGRAM WORKING THE SAME WAY.)..* FAST MEMORYCHECK THAT NOT DESTR OYS ADR $8000 AR $A000 IF AN EXTERNAL ME MORY IS FOUND.....NEXT RELEASE.....* SKI P AUTOSTART IS C= KEY IS PRESSED...* POS SIBILITY TO LOAD OVER I/O AND KERNAL ARE AS (D000 TO FFFF).....I MADE A PIFFYDOS- PATCHER THE OTHER DAY, WITH PATCHES YOUR ORIGINAL JIFFYDOS AND SAVES THE PIFFYDO S..TO DISK FOR LATER BEING BURNED INTO A EPROM. THE PIFFYPATCHER IS AVAILABLE FO R DOWNLOAD IN THE DOWNLOAD-AREA!......
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