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[/] [light8080/] - Rev 77

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77 Fixed a few mistakes in the last code reorganization.
Mostly bad paths but also a broken comment in the UART source...
ja_rd 4605d 21h /light8080/
76 Corrected some minor issues in the core description document. motilito 4612d 12h /light8080/
75 Updated file list ja_rd 4616d 04h /light8080/
74 Testbenches for VHDL core moved to sw/tb.
Added a mini-demo for the VHDL SoC on the DE-1 dev board.
Added a mini-testbench for the VHDL SoC.
ja_rd 4616d 04h /light8080/
73 New tool for VHDL object code constant generation.
Old VHDL template tool moved to tools directory.
ja_rd 4616d 04h /light8080/
72 Added specs document for VHDL/Verilog CPU core ja_rd 4616d 04h /light8080/
71 IMSAI manual removed, no longer used ja_rd 4616d 04h /light8080/
70 Added new VHDL SoC for demonstration purposes ja_rd 4616d 04h /light8080/
69 New simulation scripts for Modelsim in new separate directory.
Includes old test benches for CPU VHDL core and new test benches for SoC VHDL core
ja_rd 4616d 04h /light8080/
68 Corrected ihex2vlog tool to enable explicit RAM declaration for Spartan 2. motilito 4627d 00h /light8080/
67 Corrected bugs in the Small-C compiler. motilito 4628d 02h /light8080/
66 Adding interrupt example code to the Verilog implementation. An interrupt controller was added to the sample SOC module and a sample code was added to the "hello.c" example code. motilito 4643d 00h /light8080/
65 Adding Verilog initial version to the svn.
Added the c80 Small-C compiler and AS80 assembler.
motilito 4654d 08h /light8080/
64 BUG FIX: Flags CY and AC were not clear by logic instructions
Added new flag to microcode: clr_acy
Used new flag to clear AC and CY flags unconditonally
Modified microcode for XR*, OR* and AN* to use new flag
Modified microcode assembler to support new flag
Addex explaination of new flag to documentation
Old fix that worked only for XR* instructions removed
Test bench tb0 modified to test CY clearance minimally (AC untested!)
Pre-generated vhel test bench tb0 altered accordingly
ja_rd 4663d 08h /light8080/
63 Modified syntax of ARGV parameter for compatibility to later versions of Perl ja_rd 4663d 08h /light8080/
62 Changed all hard tabs to spaces as preamble to a minor refactor ja_rd 4663d 17h /light8080/
61 Basic demo updated: main entity name changed to keep synthesis too happy ja_rd 5031d 19h /light8080/
60 Fixed nasty typo in pin constraints file (clock input) ja_rd 5036d 00h /light8080/
59 tabs to spaces ja_rd 5060d 07h /light8080/
58 tabs to spaces ja_rd 5060d 08h /light8080/

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