Коды инструкции 6502

Коды инструкции 6502 — Лисья нора

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§ Список инструкции 6502

`76543210`	`xxx000xx`	`xxx001xx`	`xxx010xx`	`xxx011xx`	`xxx100xx`	`xxx101xx`	`xxx110xx`	`xxx111xx`
`000xxx00`	`00 BRK IMP`	`04 DOP ZP`	`08 PHP IMP`	`0C TOP ABS`	`10 BPL REL`	`14 DOP ZPX`	`18 CLC IMP`	`1C TOP ABX`
`001xxx00`	`20 JSR ABS`	`24 BIT ZP`	`28 PLP IMP`	`2C BIT ABS`	`30 BMI REL`	`34 DOP ZPX`	`38 SEC IMP`	`3C TOP ABX`
`010xxx00`	`40 RTI IMP`	`44 DOP ZP`	`48 PHA IMP`	`4C JMP ABS`	`50 BVC REL`	`54 DOP ZPX`	`58 CLI IMP`	`5C TOP ABX`
`011xxx00`	`60 RTS IMP`	`64 DOP ZP`	`68 PLA IMP`	`6C JMP IND`	`70 BVS REL`	`74 DOP ZPX`	`78 SEI IMP`	`7C TOP ABX`
`100xxx00`	`80 DOP IMM`	`84 STY ZP`	`88 DEY IMP`	`8C STY ABS`	`90 BCC REL`	`94 STY ZPX`	`98 TYA IMP`	`9C SYA ABX`
`101xxx00`	`A0 LDY IMM`	`A4 LDY ZP`	`A8 TAY IMP`	`AC LDY ABS`	`B0 BCS REL`	`B4 LDY ZPX`	`B8 CLV IMP`	`BC LDY ABX`
`110xxx00`	`C0 CPY IMM`	`C4 CPY ZP`	`C8 INY IMP`	`CC CPY ABS`	`D0 BNE REL`	`D4 DOP ZPX`	`D8 CLD IMP`	`DC TOP ABX`
`111xxx00`	`E0 CPX IMM`	`E4 CPX ZP`	`E8 INX IMP`	`EC CPX ABS`	`F0 BEQ REL`	`F4 DOP ZPX`	`F8 SED IMP`	`FC TOP ABX`
`000xxx01`	`01 ORA NDX`	`05 ORA ZP`	`09 ORA IMM`	`0D ORA ABS`	`11 ORA NDY`	`15 ORA ZPX`	`19 ORA ABY`	`1D ORA ABX`
`001xxx01`	`21 AND NDX`	`25 AND ZP`	`29 AND IMM`	`2D AND ABS`	`31 AND NDY`	`35 AND ZPX`	`39 AND ABY`	`3D AND ABX`
`010xxx01`	`41 EOR NDX`	`45 EOR ZP`	`49 EOR IMM`	`4D EOR ABS`	`51 EOR NDY`	`55 EOR ZPX`	`59 EOR ABY`	`5D EOR ABX`
`011xxx01`	`61 ADC NDX`	`65 ADC ZP`	`69 ADC IMM`	`6D ADC ABS`	`71 ADC NDY`	`75 ADC ZPX`	`79 ADC ABY`	`7D ADC ABX`
`100xxx01`	`81 STA NDX`	`85 STA ZP`	`89 DOP IMM`	`8D STA ABS`	`91 STA NDY`	`95 STA ZPX`	`99 STA ABY`	`9D STA ABX`
`101xxx01`	`A1 LDA NDX`	`A5 LDA ZP`	`A9 LDA IMM`	`AD LDA ABS`	`B1 LDA NDY`	`B5 LDA ZPX`	`B9 LDA ABY`	`BD LDA ABX`
`110xxx01`	`C1 CMP NDX`	`C5 CMP ZP`	`C9 CMP IMM`	`CD CMP ABS`	`D1 CMP NDY`	`D5 CMP ZPX`	`D9 CMP ABY`	`DD CMP ABX`
`111xxx01`	`E1 SBC NDX`	`E5 SBC ZP`	`E9 SBC IMM`	`ED SBC ABS`	`F1 SBC NDY`	`F5 SBC ZPX`	`F9 SBC ABY`	`FD SBC ABX`
`000xxx10`	`02 KIL`	`06 ASL ZP`	`0A ASL ACC`	`0E ASL ABS`	`12 KIL`	`16 ASL ZPX`	`1A NOP`	`1E ASL ABX`
`001xxx10`	`22 KIL`	`26 ROL ZP`	`2A ROL ACC`	`2E ROL ABS`	`32 KIL`	`36 ROL ZPX`	`3A NOP`	`3E ROL ABX`
`010xxx10`	`42 KIL`	`46 LSR ZP`	`4A LSR ACC`	`4E LSR ABS`	`52 KIL`	`56 LSR ZPX`	`5A NOP`	`5E LSR ABX`
`011xxx10`	`62 KIL`	`66 ROR ZP`	`6A ROR ACC`	`6E ROR ABS`	`72 KIL`	`76 ROR ZPX`	`7A NOP`	`7E ROR ABX`
`100xxx10`	`82 DOP IMM`	`86 STX ZP`	`8A TXA IMP`	`8E STX ABS`	`92 KIL`	`96 STX ZPY`	`9A TXS IMP`	`9E SXA aby`
`101xxx10`	`A2 LDX IMM`	`A6 LDX ZP`	`AA TAX IMP`	`AE LDX ABS`	`B2 KIL`	`B6 LDX ZPY`	`BA TSX IMP`	`BE LDX ABX`
`110xxx10`	`C2 DOP IMM`	`C6 DEC ZP`	`CA DEX IMP`	`CE DEC ABS`	`D2 KIL`	`D6 DEC ZPX`	`DA NOP`	`DE DEC ABX`
`111xxx10`	`E2 DOP IMM`	`E6 INC ZP`	`EA NOP IMP`	`EE INC ABS`	`F2 KIL`	`F6 INC ZPX`	`FA NOP`	`FE INC ABX`
`000xxx11`	`03 SLO NDX`	`07 SLO ZP`	`0B AAC IMM`	`0F SLO ABS`	`13 SLO NDY`	`17 SLO ZPX`	`1B SLO ABY`	`1F SLO ABX`
`001xxx11`	`23 RLA NDX`	`27 RLA ZP`	`2B AAC IMM`	`2F RLA ABS`	`33 RLA NDY`	`37 RLA ZPX`	`3B RLA ABY`	`3F RLA ABX`
`010xxx11`	`43 SRE NDX`	`47 SRE ZP`	`4B ASR IMM`	`4F SRE ABS`	`53 SRE NDY`	`57 SRE ZPX`	`5B SRE ABY`	`5F SRE ABX`
`011xxx11`	`63 RRA NDX`	`67 RRA ZP`	`6B ARR IMM`	`6F RRA ABS`	`73 RRA NDY`	`77 RRA ZPX`	`7B RRA ABY`	`7F RRA ABX`
`100xxx11`	`83 AAX NDX`	`87 AAX ZP`	`8B XAA IMM`	`8F AAX ABS`	`93 AXA NDY`	`97 AAX ZPX`	`9B XAS ABY`	`9F AXA ABX`
`101xxx11`	`A3 LAX NDX`	`A7 LAX ZP`	`AB ATX IMM`	`AF LAX ABS`	`B3 LAX NDY`	`B7 LAX ZPY`	`BB LAR ABY`	`BF LAX ABY`
`110xxx11`	`C3 DCP NDX`	`C7 DCP ZP`	`CB AXS IMM`	`CF DCP ABS`	`D3 DCP NDY`	`D7 DCP ZPX`	`DB DCP ABY`	`DF DCP ABX`
`111xxx11`	`E3 ISC NDX`	`E7 ISC ZP`	`EB SBC IMM`	`EF ISC ABS`	`F3 ISC NDY`	`F7 ISC ZPX`	`FB ISC ABY`	`FF ISC ABX`

§ Базовые инструкции в виде таблицы

	`00`	`01`	`02`	`04`	`05`	`06`	`08`	`09`	`0A`	`0C`	`0D`	`0E`
`00`	`BRK IMP`	`ORA NDX`			`ORA ZP`	`ASL ZP`	`PHP IMP`	`ORA IMM`	`ASL ACC`		`ORA ABS`	`ASL ABS`
`10`	`BPL REL`	`ORA NDY`			`ORA ZPX`	`ASL ZPX`	`CLC IMP`	`ORA ABY`			`ORA ABX`	`ASL ABX`
`20`	`JSR ABS`	`AND NDX`		`BIT ZP`	`AND ZP`	`ROL ZP`	`PLP IMP`	`AND IMM`	`ROL ACC`	`BIT ABS`	`AND ABS`	`ROL ABS`
`30`	`BMI REL`	`AND NDY`			`AND ZPX`	`ROL ZPX`	`SEC IMP`	`AND ABY`			`AND ABX`	`ROL ABX`
`40`	`RTI IMP`	`EOR NDX`			`EOR ZP`	`LSR ZP`	`PHA IMP`	`EOR IMM`	`LSR ACC`	`JMP ABS`	`EOR ABS`	`LSR ABS`
`50`	`BVC REL`	`EOR NDY`			`EOR ZPX`	`LSR ZPX`	`CLI IMP`	`EOR ABY`			`EOR ABX`	`LSR ABX`
`60`	`RTS IMP`	`ADC NDX`			`ADC ZP`	`ROR ZP`	`PLA IMP`	`ADC IMM`	`ROR ACC`	`JMP IND`	`ADC ABS`	`ROR ABS`
`70`	`BVS REL`	`ADC NDY`			`ADC ZPX`	`ROR ZPX`	`SEI IMP`	`ADC ABY`			`ADC ABX`	`ROR ABX`
`80`		`STA NDX`		`STY ZP`	`STA ZP`	`STX ZP`	`DEY IMP`		`TXA IMP`	`STY ABS`	`STA ABS`	`STX ABS`
`90`	`BCC REL`	`STA NDY`		`STY ZPX`	`STA ZPX`	`STX ZPY`	`TYA IMP`	`STA ABY`	`TXS IMP`		`STA ABX`
`A0`	`LDY IMM`	`LDA NDX`	`LDX IMM`	`LDY ZP`	`LDA ZP`	`LDX ZP`	`TAY IMP`	`LDA IMM`	`TAX IMP`	`LDY ABS`	`LDA ABS`	`LDX ABS`
`B0`	`BCS REL`	`LDA NDY`		`LDY ZPX`	`LDA ZPX`	`LDX ZPY`	`CLV IMP`	`LDA ABY`	`TSX IMP`	`LDY ABX`	`LDA ABX`	`LDX ABX`
`C0`	`CPY IMM`	`CMP NDX`		`CPY ZP`	`CMP ZP`	`DEC ZP`	`INY IMP`	`CMP IMM`	`DEX IMP`	`CPY ABS`	`CMP ABS`	`DEC ABS`
`D0`	`BNE REL`	`CMP NDY`			`CMP ZPX`	`DEC ZPX`	`CLD IMP`	`CMP ABY`			`CMP ABX`	`DEC ABX`
`E0`	`CPX IMM`	`SBC NDX`		`CPX ZP`	`SBC ZP`	`INC ZP`	`INX IMP`	`SBC IMM`	`NOP IMP`	`CPX ABS`	`SBC ABS`	`INC ABS`
`F0`	`BEQ REL`	`SBC NDY`			`SBC ZPX`	`INC ZPX`	`SED IMP`	`SBC ABY`			`SBC ABX`	`INC ABX`

§ Таблица инструкции опкодов и тактов к ним

	`IMM`	`ZP`	`ZPX`	`ZPY`	`ABS`	`ABSX`	`ABSY`	`I,X`	`I,Y`	`IMP`	`REL`	`ACC`	`IND`
`ADC`	`69 2T`	`65 3T`	`75 4T`		`6D 4T`	`7D 4*T`	`79 4*T`	`61 6T`	`71 5*T`
`AND`	`29 2T`	`25 3T`	`35 4T`		`2D 4T`	`3D 4*T`	`39 4*T`	`21 6T`	`31 5*T`
`ASL`		`06 5T`	`16 6T`		`0E 6T`	`1E 7T`						`0A 2T`
`BCC`											`90 2**T`
`BCS`											`B0 2**T`
`BEQ`											`F0 2**T`
`BIT`		`24 3T`			`2C 4T`
`BMI`											`30 2**T`
`BNE`											`D0 2**T`
`BPL`											`10 2**T`
`BRK`										`00 7T`
`BVC`											`50 2**T`
`BVS`											`70 2**T`
`CLC`										`18 2T`
`CLD`										`D8 2T`
`CLI`										`58 2T`
`CLV`										`B8 2T`
`CMP`	`C9 2T`	`C5 3T`	`D5 4T`		`CD 4T`	`DD 4*T`	`D9 4*T`	`C1 6T`	`D1 5*T`
`CPX`	`E0 2T`	`E4 3T`			`EC 4T`
`CPY`	`C0 2T`	`C4 3T`			`CC 4T`
`DEC`		`C6 5T`	`D6 6T`		`CE 6T`	`DE 7T`
`DEX`										`CA 2T`
`DEY`										`88 2T`
`EOR`	`49 2T`	`45 3T`	`55 4T`		`4D 4T`	`5D 4*T`	`59 4*T`	`41 6T`	`51 5*T`
`INC`		`E6 5T`	`F6 6T`		`EE 6T`	`FE 7T`
`INX`										`E8 2T`
`INY`										`C8 2T`
`JMP`					`4C 3T`								`6C 5T`
`JSR`					`20 6T`
`LDA`	`A9 2T`	`A5 3T`	`B5 4T`		`AD 4T`	`BD 4*T`	`B9 4*T`	`A1 6T`	`B1 5*T`
`LDX`	`A2 2T`	`A6 3T`		`B6 4T`	`AE 4T`		`BE 4*T`
`LDY`	`A0 2T`	`A4 3T`	`B4 4T`		`AC 4T`	`BC 4*T`
`LSR`		`46 5T`	`56 6T`		`4E 6T`	`5E 7T`						`4A 2T`
`NOP`										`EA 2T`
`ORA`	`09 2T`	`05 3T`	`15 4T`		`0D 4T`	`1D 4*T`	`19 4*T`	`01 6T`	`11 5*T`
`PHA`										`48 3T`
`PHP`										`08 3T`
`PLA`										`68 4T`
`PLP`										`28 4T`
`ROL`		`26 5T`	`36 6T`		`2E 6T`	`3E 7T`						`2A 2T`
`ROR`		`66 5T`	`76 6T`		`6E 6T`	`7E 7T`						`6A 2T`
`RTI`										`40 6T`
`RTS`										`60 6T`
`SBC`	`E9 2T`	`E5 3T`	`F5 4T`		`ED 4T`	`FD 4*T`	`F9 4*T`	`E1 6T`	`F1 5*T`
`SEC`										`38 2T`
`SED`										`F8 2T`
`SEI`										`78 2T`
`STA`		`85 3T`	`95 4T`		`8D 4T`	`9D 5T`	`99 5T`	`81 6T`	`91 6T`
`STX`		`86 3T`		`96 4T`	`8E 4T`
`STY`		`84 3T`	`94 4T`		`8C 4T`
`TAX`										`AA 2T`
`TAY`										`A8 2T`
`TSX`										`BA 2T`
`TXA`										`8A 2T`
`TXS`										`9A 2T`
`TYA`										`98 2T`