mirror of
https://github.com/uffejakobsen/acme.git
synced 2024-09-01 15:28:55 +00:00
added 6502 opcode table to docs
git-svn-id: https://svn.code.sf.net/p/acme-crossass/code-0/trunk@106 4df02467-bbd4-4a76-a152-e7ce94205b78
This commit is contained in:
parent
75d52177cc
commit
aa611df8b7
84
docs/cputypes/cpu 6502.txt
Normal file
84
docs/cputypes/cpu 6502.txt
Normal file
@ -0,0 +1,84 @@
|
||||
|
||||
6502 opcode table
|
||||
|
||||
all empty entries are undocumented opcodes.
|
||||
notice there are no documented opcodes in the fourth column.
|
||||
|
||||
|
||||
00 brk 01 ora (zp, x) 02 03
|
||||
04 05 ora zp 06 asl zp 07
|
||||
08 php 09 ora #imm8 0a asl 0b
|
||||
0c 0d ora abs16 0e asl abs16 0f
|
||||
10 bpl rel8 11 ora (zp), y 12 13
|
||||
14 15 ora zp, x 16 asl zp, x 17
|
||||
18 clc 19 ora abs16, y 1a 1b
|
||||
1c 1d ora abs16, x 1e asl abs16, x 1f
|
||||
|
||||
20 jsr abs16 21 and (zp, x) 22 23
|
||||
24 bit zp 25 and zp 26 rol zp 27
|
||||
28 plp 29 and #imm8 2a rol 2b
|
||||
2c bit abs16 2d and abs16 2e rol abs16 2f
|
||||
30 bmi rel8 31 and (zp), y 32 33
|
||||
34 35 and zp, x 36 rol zp, x 37
|
||||
38 sec 39 and abs16, y 3a 3b
|
||||
3c 3d and abs16, x 3e rol abs16, x 3f
|
||||
|
||||
40 rti 41 eor (zp, x) 42 43
|
||||
44 45 eor zp 46 lsr zp 47
|
||||
48 pha 49 eor #imm8 4a lsr 4b
|
||||
4c jmp abs16 4d eor abs16 4e lsr abs16 4f
|
||||
50 bvc rel8 51 eor (zp), y 52 53
|
||||
54 55 eor zp, x 56 lsr zp, x 57
|
||||
58 cli 59 eor abs16, y 5a 5b
|
||||
5c 5d eor abs16, x 5e lsr abs16, x 5f
|
||||
|
||||
60 rts 61 adc (zp, x) 62 63
|
||||
64 65 adc zp 66 ror zp 67
|
||||
68 pla 69 adc #imm8 6a ror 6b
|
||||
6c jmp (abs16) 6d adc abs16 6e ror abs16 6f
|
||||
70 bvs rel8 71 adc (zp), y 72 73
|
||||
74 75 adc zp, x 76 ror zp, x 77
|
||||
78 sei 79 adc abs16, y 7a 7b
|
||||
7c 7d adc abs16, x 7e ror abs16, x 7f
|
||||
|
||||
80 81 sta (zp, x) 82 83
|
||||
84 sty zp 85 sta zp 86 stx zp 87
|
||||
88 dey 89 8a txa 8b
|
||||
8c sty abs16 8d sta abs16 8e stx abs16 8f
|
||||
90 bcc rel8 91 sta (zp), y 92 93
|
||||
94 sty zp, x 95 sta zp, x 96 stx zp, y 97
|
||||
98 tya 99 sta abs16, y 9a txs 9b
|
||||
9c 9d sta abs16, x 9e 9f
|
||||
|
||||
a0 ldy #imm8 a1 lda (zp, x) a2 ldx #imm8 a3
|
||||
a4 ldy zp a5 lda zp a6 ldx zp a7
|
||||
a8 tay a9 lda #imm8 aa tax ab
|
||||
ac ldy abs16 ad lda abs16 ae ldx abs16 af
|
||||
b0 bcs rel8 b1 lda (zp), y b2 b3
|
||||
b4 ldy zp, x b5 lda zp, x b6 ldx zp, y b7
|
||||
b8 clv b9 lda abs16, y ba tsx bb
|
||||
bc ldy abs16, x bd lda abs16, x be ldx abs16, y bf
|
||||
|
||||
c0 cpy #imm8 c1 cmp (zp, x) c2 c3
|
||||
c4 cpy zp c5 cmp zp c6 dec zp c7
|
||||
c8 iny c9 cmp #imm8 ca dex cb
|
||||
cc cpy abs16 cd cmp abs16 ce dec abs16 cf
|
||||
d0 bne rel8 d1 cmp (zp), y d2 d3
|
||||
d4 d5 cmp zp, x d6 dec zp, x d7
|
||||
d8 cld d9 cmp abs16, y da db
|
||||
dc dd cmp abs16, x de dec abs16, x df
|
||||
|
||||
e0 cpx #imm8 e1 sbc (zp, x) e2 e3
|
||||
e4 cpx zp e5 sbc zp e6 inc zp e7
|
||||
e8 inx e9 sbc #imm8 ea nop eb
|
||||
ec cpx abs16 ed sbc abs16 ee inc abs16 ef
|
||||
f0 beq rel8 f1 sbc (zp), y f2 f3
|
||||
f4 f5 sbc zp, x f6 inc zp, x f7
|
||||
f8 sed f9 sbc abs16, y fa fb
|
||||
fc fd sbc abs16, x fe inc abs16, x ff
|
||||
|
||||
|
||||
#imm8: 8-bit immediate value
|
||||
zp: 8-bit zeropage address
|
||||
abs16: 16-bit absolute address
|
||||
rel8: 8-bit relative address offset
|
Loading…
Reference in New Issue
Block a user