| 2013-06-18 |
astoria-d | branch backward bug fix
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commit | commitdiff | tree |
| 2013-06-18 |
astoria-d | bne supported.
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commit | commitdiff | tree |
| 2013-06-18 |
astoria-d | code clean up, branch instruction working, etc.
|
commit | commitdiff | tree |
| 2013-06-18 |
astoria-d | inx, dey supported.
|
commit | commitdiff | tree |
| 2013-06-18 |
astoria-d | abs x/y ok.
|
commit | commitdiff | tree |
| 2013-06-18 |
astoria-d | - abs sta
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commit | commitdiff | tree |
| 2013-06-18 |
astoria-d | rts ok
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commit | commitdiff | tree |
| 2013-06-18 |
astoria-d | jsr ok
|
commit | commitdiff | tree |
| 2013-06-18 |
astoria-d | - alu out port reduced.
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commit | commitdiff | tree |
| 2013-06-18 |
astoria-d | jsr working
|
commit | commitdiff | tree |
| 2013-06-17 |
astoria-d | jsr working...
|
commit | commitdiff | tree |
| 2013-06-17 |
astoria-d | ldx, txs ok.
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commit | commitdiff | tree |
| 2013-06-17 |
astoria-d | status reg integrated.
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commit | commitdiff | tree |
| 2013-06-17 |
astoria-d | pc increment and carry next page with alu ok.
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commit | commitdiff | tree |
| 2013-06-17 |
astoria-d | code re-write working...
|
commit | commitdiff | tree |
| 2013-06-16 |
astoria-d | alu worked.
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commit | commitdiff | tree |
| 2013-06-16 |
astoria-d | all code re-write.
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commit | commitdiff | tree |
| 2013-06-15 |
astoria-d | sta, stx zp supported.
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commit | commitdiff | tree |
| 2013-06-15 |
astoria-d | jsr bug fixed
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commit | commitdiff | tree |
| 2013-06-15 |
astoria-d | bne bug fix.
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commit | commitdiff | tree |
| 2013-06-15 |
astoria-d | minor update: cmp
|
commit | commitdiff | tree |
| 2013-06-15 |
astoria-d | - dex supported.
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commit | commitdiff | tree |
| 2013-06-15 |
astoria-d | cmp bug fix
|
commit | commitdiff | tree |
| 2013-06-15 |
astoria-d | cmp bug fix.
|
commit | commitdiff | tree |
| 2013-06-15 |
astoria-d | ram is initalized with 0
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commit | commitdiff | tree |
| 2013-06-15 |
astoria-d | - alu work started.
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commit | commitdiff | tree |
| 2013-06-15 |
astoria-d | alu preparation
|
commit | commitdiff | tree |
| 2013-06-14 |
astoria-d | debug utility update
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commit | commitdiff | tree |
| 2013-06-14 |
astoria-d | status register n/z bit set bug fixed
|
commit | commitdiff | tree |
| 2013-06-14 |
astoria-d | dummy io value added to address decoder
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commit | commitdiff | tree |
| 2013-06-14 |
astoria-d | - bpl supported.
|
commit | commitdiff | tree |
| 2013-06-14 |
astoria-d | lda abs supported
|
commit | commitdiff | tree |
| 2013-06-14 |
astoria-d | - cld/sed supported.
|
commit | commitdiff | tree |
| 2013-06-14 |
astoria-d | relative addressing mode and branch inst (bne) supported.
|
commit | commitdiff | tree |
| 2013-06-13 |
astoria-d | code clean up
|
commit | commitdiff | tree |
| 2013-06-13 |
astoria-d | inx/dey supported.
|
commit | commitdiff | tree |
| 2013-06-13 |
astoria-d | code improved (abs, absx)
|
commit | commitdiff | tree |
| 2013-06-13 |
astoria-d | status register reworked to support 2 cycle instructions.
|
commit | commitdiff | tree |
| 2013-06-13 |
astoria-d | - sec/clc ok.
|
commit | commitdiff | tree |
| 2013-06-12 |
astoria-d | addr_mode type removed.
|
commit | commitdiff | tree |
| 2013-06-12 |
astoria-d | lda abs, x ok
|
commit | commitdiff | tree |
| 2013-06-12 |
astoria-d | - ldy
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commit | commitdiff | tree |
| 2013-06-12 |
astoria-d | - sei
|
commit | commitdiff | tree |
| 2013-06-12 |
astoria-d | code refactoring (still working).
|
commit | commitdiff | tree |
| 2013-06-12 |
astoria-d | - exec cycle moved out from decoder.
|
commit | commitdiff | tree |
| 2013-06-11 |
astoria-d | remove clk from ea circuit.
|
commit | commitdiff | tree |
| 2013-06-11 |
astoria-d | abs, x page across case ok.
|
commit | commitdiff | tree |
| 2013-06-11 |
astoria-d | code refactored.
|
commit | commitdiff | tree |
| 2013-06-11 |
astoria-d | code clean up.
|
commit | commitdiff | tree |
| 2013-06-11 |
astoria-d | code clean up
|
commit | commitdiff | tree |
| 2013-06-11 |
astoria-d | effective address working.
|
commit | commitdiff | tree |
| 2013-06-10 |
astoria-d | abs, x working.
|
commit | commitdiff | tree |
| 2013-06-10 |
astoria-d | absx cycle 5 (page boundary crossing case) work
|
commit | commitdiff | tree |
| 2013-06-10 |
astoria-d | alu added.
|
commit | commitdiff | tree |
| 2013-06-10 |
astoria-d | abs, x effective address calucation working...
|
commit | commitdiff | tree |
| 2013-06-10 |
astoria-d | removed alu directory
|
commit | commitdiff | tree |
| 2013-06-10 |
astoria-d | minor fix.
|
commit | commitdiff | tree |
| 2013-06-10 |
astoria-d | clean up.
|
commit | commitdiff | tree |
| 2013-06-10 |
astoria-d | code clean up.
|
commit | commitdiff | tree |
| 2013-06-09 |
astoria-d | ldy we pin clear
|
commit | commitdiff | tree |
| 2013-06-09 |
astoria-d | ldx immediate ok.
|
commit | commitdiff | tree |
| 2013-06-09 |
astoria-d | rts bug fix.
|
commit | commitdiff | tree |
| 2013-06-09 |
astoria-d | - added data latch. now latch has two instances,
|
commit | commitdiff | tree |
| 2013-06-09 |
astoria-d | - accumulator added.
|
commit | commitdiff | tree |
| 2013-06-09 |
astoria-d | debug util updated.
|
commit | commitdiff | tree |
| 2013-06-09 |
astoria-d | - stack pop bug fixed.
|
commit | commitdiff | tree |
| 2013-06-08 |
astoria-d | code clean up.
|
commit | commitdiff | tree |
| 2013-06-08 |
astoria-d | minor fix.
|
commit | commitdiff | tree |
| 2013-06-08 |
astoria-d | - stack push ok.
|
commit | commitdiff | tree |
| 2013-06-08 |
astoria-d | decoder code reorganized.
|
commit | commitdiff | tree |
| 2013-06-07 |
astoria-d | minor update
|
commit | commitdiff | tree |
| 2013-06-07 |
astoria-d | removed not used pin in the data bus buffer.
|
commit | commitdiff | tree |
| 2013-06-07 |
astoria-d | cpu to memory write ok.
|
commit | commitdiff | tree |
| 2013-06-07 |
astoria-d | added tri-state buffer at the address output gate.
|
commit | commitdiff | tree |
| 2013-06-07 |
astoria-d | push stack supported.
|
commit | commitdiff | tree |
| 2013-06-06 |
astoria-d | jsr ok. (stack decrement is not worked...)
|
commit | commitdiff | tree |
| 2013-06-06 |
astoria-d | removed addressing mode type.
|
commit | commitdiff | tree |
| 2013-06-06 |
astoria-d | jmp abs ok.
|
commit | commitdiff | tree |
| 2013-06-06 |
astoria-d | jmp and abs addressing working.
|
commit | commitdiff | tree |
| 2013-06-05 |
astoria-d | ldx status register update ok.
|
commit | commitdiff | tree |
| 2013-06-05 |
astoria-d | status register improved.
|
commit | commitdiff | tree |
| 2013-06-05 |
astoria-d | status register integrated into cpu.
|
commit | commitdiff | tree |
| 2013-06-05 |
astoria-d | - status register behavior ok.
|
commit | commitdiff | tree |
| 2013-06-05 |
astoria-d | status register working...
|
commit | commitdiff | tree |
| 2013-06-04 |
astoria-d | status register work started.
|
commit | commitdiff | tree |
| 2013-06-03 |
astoria-d | pc increment page boundary bug fixed.
|
commit | commitdiff | tree |
| 2013-06-03 |
astoria-d | - stack pointer added.
|
commit | commitdiff | tree |
| 2013-06-03 |
astoria-d | clean up.
|
commit | commitdiff | tree |
| 2013-06-03 |
astoria-d | code clean up.
|
commit | commitdiff | tree |
| 2013-06-03 |
astoria-d | - input data latch added.
|
commit | commitdiff | tree |
| 2013-06-02 |
astoria-d | delete old code
|
commit | commitdiff | tree |
| 2013-06-02 |
astoria-d | x/y reg update timing changed.
|
commit | commitdiff | tree |
| 2013-06-02 |
astoria-d | ldx immediate ok.
|
commit | commitdiff | tree |
| 2013-06-02 |
astoria-d | code resutructure update
|
commit | commitdiff | tree |
| 2013-05-31 |
astoria-d | removed.
|
commit | commitdiff | tree |
| 2013-05-31 |
astoria-d | pc update timing fixed.
|
commit | commitdiff | tree |
| 2013-05-30 |
astoria-d | update. partially merge from simple-arch.
|
commit | commitdiff | tree |
| 2013-05-30 |
astoria-d | merged from simplified-arch.
|
commit | commitdiff | tree |
| 2013-05-28 |
astoria-d | instruction decoder working....
|
commit | commitdiff | tree |
| 2013-05-28 |
astoria-d | integrated shared io data bus.
|
commit | commitdiff | tree |
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