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Rev Log message Author Age Path
17 New INDEX instruction, extends memory addressing (see comments inside the Next8080CPU.v file). ndumitrache 2098d 09h /
16 I merged all the NextZ80 files, now there is a single Verilog file: NextZ80CPU.v
I provided a stripped down version (Next8080CPU.v), compatible with 8080 (with some differences, see comments in the file header).
ndumitrache 2136d 05h /
15 ndumitrache 2136d 05h /
14 ndumitrache 2136d 05h /
13 Instructions prefixed with DD/FD+CB don't activate M1 during opcode fetch (4th byte) - fixed. ndumitrache 2264d 04h /
12 Initialize a don't care bit, to prevent a wrong synthesis of the default value in some random cases. ndumitrache 2612d 10h /
11 Fix: clear I and R at reset
Fix: prevent R set at INT in IM2
Simplify DAA module
ndumitrache 3928d 20h /
10 ndumitrache 3932d 09h /
9 fix some comments ndumitrache 3934d 19h /
8 make it more portable ndumitrache 3934d 19h /
7 Fix the bug related with Z flag and IN/OUT string instructions ndumitrache 4625d 03h /
6 ndumitrache 4959d 10h /
5 ndumitrache 4979d 08h /
4 ndumitrache 4981d 05h /
3 ndumitrache 4985d 03h /
2 ndumitrache 4985d 03h /
1 The project and the structure was created root 4985d 06h /

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