This page (revision-105) was last changed on 03-Feb-2023 15:21 by Florian Dingler 

This page was created on 07-Mar-2010 22:14 by Florian Dingler

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Page revision history

Version Date Modified Size Author Changes ... Change note
105 03-Feb-2023 15:21 20 KB Florian Dingler to previous
104 01-May-2020 19:14 20 KB Florian Dingler to previous | to last
103 02-Mar-2020 17:35 20 KB Florian Dingler to previous | to last
102 01-Mar-2020 23:22 19 KB Florian Dingler to previous | to last
101 15-Apr-2019 20:59 19 KB Florian Dingler to previous | to last

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At line 30 changed one line
|30|$001E|[PBUFSZT]| |A
|30|$001E|[PBUFSZ]| |A
At line 128 changed 18 lines
|212-217|$00D4-$00D9|[FR0]| |
|218-223|$00D1-$00DF|[FRE]| |
|224-229|$00E0-$00E5|[FR1]| |
|230-235|$00E6-$00EB|[FR2]| |
|236|$00EC|[FRX]| |
|237|$00ED|[EEXP]| |
|238|$00EE|[NSIGN]| |
|239|$00EF|[ESIGN]| |
|240|$00F0|[FCHRFLG]| |
|241|$00F1|[DIGRT]| |
|242|$00F2|[CIX]| |
|243,244|$00F3,$00F4|[INBUFF]| |
|245,246|$00F5,$00F6|[ZTEMP1]| |
|247,248|$00F7,$00F8|[ZTEMP4]| |
|249,250|$00F9,$00FA|[ZTEMP3]| |
|251|$00FB|[RADFLG]| |
|252,253|$00FC,$00FD|[FLPTR]| |
|254,255|$00FE,$00FF|[FPTR2]| |
|212-217|$00D4-$00D9|[FR0]|Floating point register zero; holds a six-byte internal form of the FP number|
|218-223|$00D1-$00DF|[FRE]|FP extra register|
|224-229|$00E0-$00E5|[FR1]|Floating point register one; holds a six-byte internal form of the FP number as does FR0|
|230-235|$00E6-$00EB|[FR2]|FP register two|
|236|$00EC|[FRX]|FP spare register|
|237|$00ED|[EEXP]|The value of E (the exponent)|
|238|$00EE|[NSIGN]|The sign of the FP number|
|239|$00EF|[ESIGN]|The sign of the exponent|
|240|$00F0|[FCHRFLG]|The first character flag|
|241|$00F1|[DIGRT]|The number of digits to the right of the decimal|
|242|$00F2|[CIX]|Character (current input) index. Used as an offset to the input text buffer pointed to by INBUFF below.|
|243,244|$00F3,$00F4|[INBUFF]|Input ASCII text buffer pointer|
|245,246|$00F5,$00F6|[ZTEMP1]|Temporary register|
|247,248|$00F7,$00F8|[ZTEMP4]|Temporary register|
|249,250|$00F9,$00FA|[ZTEMP3]|Temporary register|
|251|$00FB|[RADFLG]|Also called DEGFLG. When 0 all functions are performed in radians; when set to 6, they are done in degrees|
|252,253|$00FC,$00FD|[FLPTR]|Points to the user's FP number|
|254,255|$00FE,$00FF|[FPTR2]|Pointer to the user's second FP operation.|
At line 172 changed 2 lines
|546,547|$0222,$0223|[VVBLKI]| |
|548,549|$0224,$0225|[VVBLKD]| |
|546,547|$0222,$0223|[VVBLKI]|Vector to Vertical Blank I_MMEDIATE Routine|
|548,549|$0224,$0225|[VVBLKD]|Vector to Vertical Blank D_EFERRED Routine|
At line 182 changed 2 lines
|560,561|$0230,$0231|[SDLSTL],[SDLSTH]| |
|562|$0233|[SSKCTL]| |
|560,561|$0230,$0231|[SDLSTL],[SDLSTH]|Shadow Pointer to Display List|
|562|$0232|[SSKCTL]| |
At line 186 changed 2 lines
|564|$0234|[LPENH]| |
|565|$0235|[LPENV]| |
|564|$0234|[LPENH]|Shadow Light Pen Horizontal Value|
|565|$0235|[LPENV]|Shadow Light Pen Vertical Value |
At line 217 changed 24 lines
|624|$0270|[PADDL0]| |
|625|$0271|[PADDL1]| |
|626|$0272|[PADDL2]| |
|627|$0273|[PADDL3]| |
|628|$0274|[PADDL4]| |
|629|$0275|[PADDL5]| |
|630|$0276|[PADDL6]| |
|631|$0277|[PADDL7]| |
|632|$0278|[STICK0]| |
|633|$0279|[STICK1]| |
|634|$027A|[STICK2]| |
|635|$027B|[STICK3]| |
|636|$027C|[PTRIG0]| |
|637|$027D|[PTRIG1]| |
|638|$027E|[PTRIG2]| |
|639|$027F|[PTRIG3]| |
|640|$0280|[PTRIG4]| |
|641|$0281|[PTRIG5]| |
|642|$0282|[PTRIG6]| |
|643|$0283|[PTRIG7]| |
|644|$0284|[STRIG0]| |
|645|$0285|[STRIG1]| |
|646|$0286|[STRIG2]| |
|647|$0287|[STRIG3]| |
|624|$0270|[PADDL0]|Shadow Paddle 0|
|625|$0271|[PADDL1]|Shadow Paddle 1|
|626|$0272|[PADDL2]|Shadow Paddle 2|
|627|$0273|[PADDL3]|Shadow Paddle 3|
|628|$0274|[PADDL4]|Shadow Paddle 4 (nur 400/800)|
|629|$0275|[PADDL5]|Shadow Paddle 5 (nur 400/800)|
|630|$0276|[PADDL6]|Shadow Paddle 6 (nur 400/800)|
|631|$0277|[PADDL7]|Shadow Paddle 7 (nur 400/800)|
|632|$0278|[STICK0]|Shadow Stick 0|
|633|$0279|[STICK1]|Shadow Stick 1|
|634|$027A|[STICK2]|Shadow Stick 2 (nur 400/800)|
|635|$027B|[STICK3]|Shadow Stick 3 (nur 400/800)|
|636|$027C|[PTRIG0]|Shadow Paddle Trigger 0|
|637|$027D|[PTRIG1]|Shadow Paddle Trigger 1|
|638|$027E|[PTRIG2]|Shadow Paddle Trigger 2|
|639|$027F|[PTRIG3]|Shadow Paddle Trigger 3|
|640|$0280|[PTRIG4]|Shadow Paddle Trigger 4 (nur 400/800)|
|641|$0281|[PTRIG5]|Shadow Paddle Trigger 5 (nur 400/800)|
|642|$0282|[PTRIG6]|Shadow Paddle Trigger 6 (nur 400/800)|
|643|$0283|[PTRIG7]|Shadow Paddle Trigger 7 (nur 400/800)|
|644|$0284|[STRIG0]|Shadow Stick Trigger 0|
|645|$0285|[STRIG1]|Shadow Stick Trigger 1|
|646|$0286|[STRIG2]|Shadow Stick Trigger 2 (nur 400/800)|
|647|$0287|[STRIG3]|Shadow Stick Trigger 3 (nur 400/800)|
At line 455 changed one line
|53504-53759|$D100-$D1FF| |reserved for future use|
|53504-53759|$D100-$D1FF| |reserved for future use|B
At line 509 changed one line
| |$D600-$D6FF| |Any read or write to an address in this range enables the cartridge control line [CCNTL] on the cartridge interface (same as $A400 and $A800)|
| |$D500-$D5FF| |Any read or write to an address in this range enables the cartridge control line [CCNTL] on the cartridge interface (same as ATARI 400 and ATARI 800)|B
At line 513 changed one line
| |$D600-$D6FF| |reserved for future use|
| |$D600-$D6FF| |reserved for future use|B
At line 517 changed one line
| |$D700-$D7FF| |reserved for future use|
| |$D700-$D7FF| |reserved for future use|B
At line 519 removed 4 lines
At line 530 changed 6 lines
|55876|$DA44|[ZFR0]|Clear FR0 at 212 to 217 ($d$-$DB) by setting all bytes to zero|
|55878|$DA46|[ZF1]|Clear the FP number from FR1, locations 224 to 229 ($E0 to $E5), by setting all bytes to zero.|
|55904|$DA60|[FSUB]|FP subtract routine, the value in FR0 minus the value in FR1.|
|55910|$DA66|[FADD]|FP addition routine; FR0 plus FR1.|
|56027|$DADB|[FMUL]|FP multiplication routine; FR0 times FR1.|
|56104|$DB28|[FDIV]|FP division routine; FR0 divided by FR1.|
|55876|$DA44|[ZFR0]|Clear [FR0] at 212 to 217 ($d$-$DB) by setting all bytes to zero|
|55878|$DA46|[ZF1]|Clear the FP number from [FR1], locations 224 to 229 ($E0 to $E5), by setting all bytes to zero.|
|55904|$DA60|[FSUB]|FP subtract routine, the value in [FR0] minus the value in [FR1].|
|55910|$DA66|[FADD]|FP addition routine; [FR0] plus [FR1].|
|56027|$DADB|[FMUL]|FP multiplication routine; [FR0] times [FR1].|
|56104|$DB28|[FDIV]|FP division routine; [FR0] divided by [FR1].|
At line 537 changed 7 lines
|56713|$DD89|[FLD0R]|Load the FP number into FR0 from the 6502 X,Y registers.|
|56717|$DD8D|[FLD0P]|Load the FP number into FR0 from user routine, using FLPTR at 252 ($FC).|
|56728|$DD98|[FLD1R]|Load the FP number into FR1 from the 6502 X,Y registers.|
|56732|$DD9C|[FLD1P]|Load the FP number into FR1 from user program, using FLPTR.|
|56743|$DDA7|[FSTOR]|Store the FP number into the 6502 X,Y registers from FR0.|
|56747|$DDAB|[FSTOP]|Store the FP number from FR0, using FLPTR.|
|56758|$DDB6|[FMOVE]|Move the FP number from FR0 to FR1.|
|56713|$DD89|[FLD0R]|Load the FP number into [FR0] from the 6502 X,Y registers.|
|56717|$DD8D|[FLD0P]|Load the FP number into [FR0] from user routine, using [FLPTR] at 252 ($FC).|
|56728|$DD98|[FLD1R]|Load the FP number into [FR1] from the 6502 X,Y registers.|
|56732|$DD9C|[FLD1P]|Load the FP number into [FR1] from user program, using [FLPTR].|
|56743|$DDA7|[FSTOR]|Store the FP number into the 6502 X,Y registers from [FR0].|
|56747|$DDAB|[FSTOP]|Store the FP number from [FR0], using [FLPTR].|
|56758|$DDB6|[FMOVE]|Move the FP number from [FR0] to [FR1].|
This page (revision-105) was last changed on 03-Feb-2023 15:21 by Florian Dingler  Top