x86 prefixes and escape opcodes flowchart
https://soc.me/interfaces/x86-prefixes-and-escape-opcodes-flowchart.html
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x86 prefixes and escape opcodes flowchart
https://soc.me/interfaces/x86-prefixes-and-escape-opcodes-flowchart.html
#HackerNews #x86 #prefixes #escape #opcodes #flowchart #programming #hardware #tech
Toolbox
a9 lda#
ad lda$4
bd lda$4,x
b9 lda$4,y
a5 lda$2
b1 lda($2),y
8d sta$4
9d sta$4,x
99 sta$4,y
85 sta$2
91 sta($2),y
a2 ldx#
a0 ldy#
ae ldx$4
ac ldy$4
a6 ldx$2
a4 ldy$2
8e stx$4
8c sty$4
86 stx$2
84 sty$2
aa tax
8a txa
a8 tay
98 tya
29 and#
09 ora#
ee inc$4
e6 inc$2
e8 inx
c8 iny
ce dec$4
c6 dec$2
ca dex
88 dey
0a asl
2a rol
c9 cmp#
4c jmp
20 jsr
60 rts
f0 beq
d0 bne
78 sei
58 cli
18 clc
ea nop
x86 architecture 1 byte opcodes
https://www.sandpile.org/x86/opc_1.htm
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6502 Illegal Opcodes in the Siemens PC 100 Assembly Manual
https://www.pagetable.com/?p=1798
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6502 Illegal Opcodes in the Siemens PC 100 Assembly Manual (1980)
https://www.pagetable.com/?p=1798
#HackerNews #6502 #Illegal #Opcodes #SiemensPC100 #AssemblyManual #RetroComputing #VintageTech