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Tools  Pencil (N) Current PaletteClear Palette Load Palette... Load Palette... | Current ColourDraw Colour #3875ab 56 117 171 208 67 67 Choose ColoursRGBHSVChoose Image... - + Fit |
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< All Instructions
Registers
| Address | Chip | Description |
|---|---|---|
| 0000 | 6510 | 6510 Data Direction Register |
| 0001 | 6510 | 6510 I/O Port |
| d000 | VIC-II | Sprite 0 X Coordinate (bits 0-7) |
| d001 | VIC-II | Sprite 0 Y Coordinate |
| d002 | VIC-II | Sprite 1 X Coordinate |
| d003 | VIC-II | Sprite 1 Y Coordinate |
| d004 | VIC-II | Sprite 2 X Coordinate |
| d005 | VIC-II | Sprite 2 Y Coordinate |
| d006 | VIC-II | Sprite 3 X Coordinate |
| d007 | VIC-II | Sprite 3 Y Coordinate |
| d008 | VIC-II | Sprite 4 X Coordinate |
| d009 | VIC-II | Sprite 4 Y Coordinate |
| d00a | VIC-II | Sprite 5 X Coordinate |
| d00b | VIC-II | Sprite 5 Y Coordinate |
| d00c | VIC-II | Sprite 6 X Coordinate |
| d00d | VIC-II | Sprite 6 Y Coordinate |
| d00e | VIC-II | Sprite 7 X Coordinate |
| d00f | VIC-II | Sprite 7 Y Coordinate |
| d010 | VIC-II | MSBs of X coordinates |
| d011 | VIC-II | VIC Control Register 1 |
| d012 | VIC-II | Raster Read/Write Register |
| d013 | VIC-II | Light pen X |
| d014 | VIC-II | Light pen Y |
| d015 | VIC-II | Sprite enabled |
| d016 | VIC-II | VIC Control register 2 |
| d017 | VIC-II | Sprite Y expansion |
| d018 | VIC-II | VIC Memory setup |
| d019 | VIC-II | Interrupt register |
| d01a | VIC-II | Interrupt enabled |
| d01b | VIC-II | Sprite data priority |
| d01c | VIC-II | Sprite multicolour |
| d01d | VIC-II | Sprite X expansion |
| d01e | VIC-II | Sprite-sprite collision |
| d01f | VIC-II | Sprite-data collision |
| d020 | VIC-II | Border colour |
| d021 | VIC-II | Background colour 0 |
| d022 | VIC-II | Background colour 1 |
| d023 | VIC-II | Background colour 2 |
| d024 | VIC-II | Background colour 3 |
| d025 | VIC-II | Sprite multicolour 0 |
| d026 | VIC-II | Sprite multicolour 1 |
| d027 | VIC-II | Sprite 0 colour |
| d028 | VIC-II | Sprite 1 colour |
| d029 | VIC-II | Sprite 2 colour |
| d02a | VIC-II | Sprite 3 colour |
| d02b | VIC-II | Sprite 4 colour |
| d02c | VIC-II | Sprite 5 colour |
| d02d | VIC-II | Sprite 6 colour |
| d02e | VIC-II | Sprite 7 colour |
| d400 | SID | Frequency voice 1 low byte |
| d401 | SID | Frequency voice 1 high byte |
| d402 | SID | Pulse wave duty cycle voice 1 low byte |
| d403 | SID | Pulse wave duty cycle voice 1 high byte |
| d404 | SID | Voice 1 Control Register |
| d405 | SID | Voice 1 Attack duration, decay duration |
| d406 | SID | Voice 1 Sustain level, release duration |
| d407 | SID | Frequency voice 2 low byte |
| d408 | SID | Frequency voice 2 high byte |
| d409 | SID | Pulse wave duty cycle voice 2 low byte |
| d40a | SID | Pulse wave duty cycle voice 2 high byte |
| d40b | SID | Control register voice 2 |
| d40c | SID | Attack duration, decay duration Voice 2 |
| d40d | SID | Sustain level release duration Voice 2 |
| d40e | SID | Frequency voice 3 low byte |
| d40f | SID | Frequency voice 3 high byte |
| d410 | SID | Pulse wave duty cycle voice 3 low byte |
| d411 | SID | Pulse wave duty cycle voice 3 high byte |
| d412 | SID | Control register voice 3 |
| d413 | SID | Attack duration, decay duration voice 3 |
| d414 | SID | Sustain level, release duration voice 3 |
| d415 | SID | Filter cutoff frequency low byte |
| d416 | SID | Filter cutoff frequency high byte |
| d417 | SID | Filter resonance and routing |
| d418 | SID | Filter mode and main volume control |
| d419 | SID | Paddle x value (read only) |
| d41a | SID | Paddle y value (read only) |
| d41b | SID | Oscillator voice 3 (read only) |
| d41c | SID | Envelope voice 3 (read only) |
| dc00 | CIA 1 | CIA 1 Data Port A (Keyboard, Joystick, Paddles, Light Pen) |
| dc01 | CIA 1 | CIA 1 Data Port B (Keyboard, Joystick, Paddles) |
| dc02 | CIA 1 | CIA 1 DDRA |
| dc03 | CIA 1 | CIA 1 DDRB |
| dc04 | CIA 1 | Timer A low |
| dc05 | CIA 1 | Timer A high |
| dc06 | CIA 1 | Timer B low |
| dc07 | CIA 1 | Timer B high |
| dc08 | CIA 1 | TOD Clock 1/10 secs |
| dc09 | CIA 1 | TOD Clock Seconds |
| dc0a | CIA 1 | TOD Clock Minutes |
| dc0b | CIA 1 | TOD Clock |
| dc0c | CIA 1 | Serial Data Register |
| dc0d | CIA 1 | Interrupt Control Register |
| dc0e | CIA 1 | Control Register A |
| dc0f | CIA 1 | Control Register B |
| dd00 | CIA 2 | Data Port A (Serial Bus, RS-232, VIC Memory Control) |
| dd01 | CIA 2 | Data Port B |
| dd02 | CIA 2 | DDRA |
| dd03 | CIA 2 | DDRB |
| dd04 | CIA 2 | Timer A low |
| dd05 | CIA 2 | Timer A high |
| dd06 | CIA 2 | Timer B low |
| dd07 | CIA 2 | Timer B high |
| dd08 | CIA 2 | TOD Clock 1/10 Secs |
| dd09 | CIA 2 | TOD Clock Seconds |
| dd0a | CIA 2 | TOD Clock Minutes |
| dd0b | CIA 2 | TOD Clock |
| dd0c | CIA 2 | Serial Data Register |
| dd0d | CIA 2 | Interrupt Control Register |
| dd0e | CIA 2 | Control Register A |
| dd0f | CIA 2 | Control Register B |
| fffa | NMI Service Routine Address Low | |
| fffb | NMI Service Routine Address High | |
| fffc | Cold Reset Address Low | |
| fffd | Cold Reset Address High | |
| fffe | Interrupt Service Routine Address Low | |
| ffff | Interrupt Service Routine Address High |
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XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
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lvllvlalpha
Create pictures using character sets - The Ultimate PETSCII / ASCII editor by james
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