saxxonpike
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1eca7805cf
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commodore64: add cartridge mapper 0012 (Zaxxon, Super Zaxxon), fix mapper 0000 to support 4k roms
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2012-11-29 16:33:04 +00:00 |
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saxxonpike
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1e6fdc2659
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commodore64: VIC reads from proper bank, increased performance
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2012-11-29 02:46:35 +00:00 |
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saxxonpike
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27217f119d
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commodore64: adjusted BA timing for PAL (it was taking one cycle too many), makes a lot of timing-sensitive games and demos run better
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2012-11-28 21:09:45 +00:00 |
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saxxonpike
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798c355c7e
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commodore64: add 4 pixel background data delay, a quick hack until I can understand what's really happening
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2012-11-28 19:35:48 +00:00 |
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saxxonpike
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8e55810161
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commodore64: more video function implemented in the new system, 12 pixel delay also applied to border
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2012-11-28 06:21:52 +00:00 |
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saxxonpike
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49a847d8bc
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commodore64: VIC timing fix, implemented new cartridge I/O which handles writes into ROM addresses (apparently some carts use this)
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2012-11-28 03:30:59 +00:00 |
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saxxonpike
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178e1a4518
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commodore64: fill in fetch code
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2012-11-27 06:21:46 +00:00 |
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saxxonpike
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95d228f413
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commodore64: new core with focus on low-level comm between chips and activity on both phases of the clock
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2012-11-27 05:11:40 +00:00 |