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Name Size Revision Age Author Comment
  tb 7 about 11 years markw Cleaned up ZPU into slightly more generic form,...
simulate_zpu.sh 2.4 KB 8 about 11 years markw Renamed poly_* to pokey_poly_* since it is part...
zpu_config_regs.vhdl 15.5 KB 283 over 10 years markw Capture SIO commands using a hardware state mac...
zpu_core.vhd 49.2 KB 1 over 11 years markw Current unmerged vhdl for my Atari800 core and ...
zpu_glue.vhdl 13.9 KB 277 over 10 years markw USB support - larger rom/ram support
zpucore.cmd 166 Bytes 7 about 11 years markw Cleaned up ZPU into slightly more generic form,...
zpucore.vhd 7.66 KB 277 over 10 years markw USB support - larger rom/ram support
zpucore.wcfg 3.75 KB 7 about 11 years markw Cleaned up ZPU into slightly more generic form,...
zpupkg.vhd 14.7 KB 1 over 11 years markw Current unmerged vhdl for my Atari800 core and ...

Latest revisions

# Date Author Comment
283 12/07/2014 11:27 PM markw

Capture SIO commands using a hardware state machine - too time critical to easily merge with USB polling otherwise (without much code refactoring...). Now drive emulation works on MCCTV with USB:)

277 12/01/2014 08:16 PM markw

USB support - larger rom/ram support

147 07/29/2014 11:51 PM markw

Changes for Aeon lite - notably 1MB ram support and ise build warnings fixed

74 06/08/2014 08:26 PM markw

Added 32-byte write support to ROM area! For MIST external sector buffer. TODO: Smarter method...

67 06/01/2014 09:17 PM markw

Added simple dma for faster sd card reading

57 05/17/2014 09:10 PM markw

Allow SPI clock speed to be set by generic. It was running at half speed for 28MHz platforms vs 58MHz platforms. Need to improve spi speed since byte wise writing is too slow loading roms - 8 seconds on startup!

44 05/07/2014 08:58 PM markw

Added missing spi component! Fix pokey instantiation. Fix pause.

9 04/13/2014 08:29 PM markw

Clock pause by pokey enable, so its a fixed speed even if system clock 28MHz,57MHz or otherwise

8 04/05/2014 10:01 PM markw

Renamed poly_* to pokey_poly_* since it is part of pokey

7 04/05/2014 09:54 PM markw

Cleaned up ZPU into slightly more generic form, though still clearly atari core targetted. Added inital tb, though needs rom to verify more. MIST sector side removed, but should be possible with external changes. Now ZPU instead has lots of GPIO.

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