Line LOCCTR Label Intstruction Operand Comment Object Code

000 2000 SIC START 2000

001 2000 FIRST LDA AA load AA into A 00202D

002 2003 ADD BB A add BB store into A 182030

003 2006 STA CC store A into CC 0C2036

004 .

005 2009 SUB DD,X A subtract DD store into A 1CA033

006 200C STA EE store A into EE 0C2039

007 .

008 200F MUL AA A multiplied AA store into A 20202D

009 2012 STA FF store A into FF 0C203C

010 .

011 2015 LDA EE load EE into A 002039

012 2018 DIV AA A divided AA store into A 24202D

013 201B STA GG store A into GG 0C203F

014 .

015 201E MUL THREE A multiplied THREE store into A 202048

016 2021 STA HH store A into HH 0C2042

017 .

018 2024 LDA GG load GG into A 00203F

019 2027 DIV SIX A divided SIX store into A 24204B

020 202A STA II store A into II 0C2045

021 .

022 202D AA WORD 2 000002

023 2030 BB WORD 7 000007

024 2033 DD WORD 3 000003

025 2036 CC RESW 1

026 2039 EE RESW 1

027 203C FF RESW 1

028 203F GG RESW 1

029 2042 HH RESW 1

030 2045 II RESW 1

031 2048 THREE WORD 3 000003

032 204B SIX WORD 6 000006

033 204E END FIRST 002000

location counter

----Symbol Table-----------------------------------------------------------------------------

2000 SIC

2000 FIRST

202D AA

2030 BB

2033 DD

2036 CC

2039 EE

203C FF

203F GG

2042 HH

2045 II

2048 THREE

204B SIX

http://solomon.ipv6.club.tw/Course/SP.941/sic-instruction.html

1個16進位的數字要4bit 所以 2 個是 1 bytes 每個指令3 bytes 所以右邊機器碼都是6個數字 換成二進位會有24bits