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Instruction List (4)
S1C63000 Core CPU
Opcode
ADC
ADC
ADC
ADC
SUB
SUB
Operand
%A,%A
%A,%B
%A,imm4
%A,[%X]
%A,[%X]+
%A,[%Y]
%A,[%Y]+
%B,%A
%B,%B
%B,imm4
%B,[%X]
%B,[%X]+
%B,[%Y]
%B,[%Y]+
[%X],%A
[%X],%B
[%X],imm4
[%X]+,%A
[%X]+,%B
[%X]+,imm4
[%Y],%A
[%Y],%B
[%Y],imm4
[%Y]+,%A
[%Y]+,%B
[%Y]+,imm4
%A,%A
%A,%B
%A,imm4
%A,[%X]
%A,[%X]+
%A,[%Y]
%A,[%Y]+
%B,%A
%B,%B
%B,imm4
Basic function
A ← A+A+C
A ← A+B+C
A ← A+imm4+C
A ← A+[X]+C
A ← A+[X]+C, X ← X+1
A ← A+[Y]+C
A ← A+[Y]+C, Y ← Y+1
B ← B+A+C
B ← B+B+C
B ← B+imm4+C
B ← B+[X]+C
B ← B+[X]+C, X ← X+1
B ← B+[Y]+C
B ← B+[Y]+C, Y ← Y+1
[X] ← [X]+A+C
[X] ← [X]+B+C
[X] ← [X]+imm4+C
[X] ← [X]+A+C, X ← X+1
[X] ← [X]+B+C, X ← X+1
[X] ← [X]+imm4+C, X
← X+1
[Y] ← [Y]+A+C
[Y] ← [Y]+B+C
[Y] ← [Y]+imm4+C
[Y] ← [Y]+A+C, Y ← Y+1
[Y] ← [Y]+B+C, Y ← Y+1
[Y] ← [Y]+imm4+C, Y
← Y+1
A ← A-A
A ← A-B
A ← A-imm4
A ← A-[X]
A ← A-[X], X ← X+1
A ← A-[Y]
A ← A-[Y], Y ← Y+1
B ← B-A
B ← B-A
B ← B-imm4
Extended function
(when "LDB %EXT, imm8" is executed)
–
–
–
A ← A+[00imm8]+C
–
A ← A+[FFimm8]+C
–
–
–
–
B ← B+[00imm8]+C
–
B ← B+[FFimm8]+C
–
[00imm8] ← [00imm8]+A+C
[00imm8] ← [00imm8]+B+C
[00imm8] ← [00imm8]+imm4+C
–
–
–
[FFimm8] ← [FFimm8]+A+C
[FFimm8] ← [FFimm8]+B+C
[FFimm8] ← [FFimm8]+imm4+C
–
–
–
–
–
–
A ← A-[00imm8]
–
A ← A-[FFimm8]
–
–
–
–
Symbol
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
Clk
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
2
2
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
C
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
Z
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
↔
E
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
I
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
Mnemonic
Classification
Arithmetic
operation
Flags
Remarks