OpenCores
URL https://opencores.org/ocsvn/light8080/light8080/trunk

Subversion Repositories light8080

[/] - Rev 67

Rev

Go to most recent revision

Filtering Options

Clear current filter

Rev Log message Author Age Path
67 Corrected bugs in the Small-C compiler. motilito 4618d 06h /
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 4633d 04h /
65 Adding Verilog initial version to the svn.
Added the c80 Small-C compiler and AS80 assembler.		 motilito 4644d 11h /
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 4653d 12h /
63 Modified syntax of ARGV parameter for compatibility to later versions of Perl ja_rd 4653d 12h /
62 Changed all hard tabs to spaces as preamble to a minor refactor ja_rd 4653d 21h /
61 Basic demo updated: main entity name changed to keep synthesis too happy ja_rd 5021d 22h /
60 Fixed nasty typo in pin constraints file (clock input) ja_rd 5026d 04h /
59 tabs to spaces ja_rd 5050d 11h /
58 tabs to spaces ja_rd 5050d 11h /
57 removed unfinished CPM demo files ja_rd 5235d 01h /
56 file list updated ja_rd 5235d 01h /
55 Altair 4K Basic demo on DE-1 board ja_rd 5235d 01h /
54 BUG FIX: XOR operations wre not clearing CY and ACY ja_rd 5235d 01h /
53 added interrupt for single-stepping
cleaned up comments a bit		 ja_rd 5591d 01h /
52 test bench compilation script sanitized a little ja_rd 5591d 01h /
51 interrupt test bench adapted to the fix in IE instruction ja_rd 5591d 01h /
50 interrupt test bench adapted to the fix in IE instruction ja_rd 5591d 01h /
49 fixed: IE now enables interrupts after a 1-instruction delay
(it was enabling interrupts immediately)		 ja_rd 5591d 01h /
48 clarification of some terms in the comments ja_rd 5591d 17h /

1 2 Next >

Show All

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.