W77IE58 Datasheet, PDF (33/90 Pages) Winbond – 8-BIT MICROCONTROLLER

Preliminary W77IE58
Table 2. Instructions that affect Flag settings
Instruction
Carry
ADD
X
ADDC
X
Overflow
X
X
Auxiliary
Carry
X
X
Instruction
Carry
CLR C
0
CPL C
X
SUBB
X
X
X
ANL C, bit X
MUL
0
X
ANL C, bit X
DIV
0
X
ORL C, bit X
DA A
X
ORL C, bit X
RRC A
X
MOV C, bit X
RLC A
X
SETB C
1
CJNE
X
A "X" indicates that the modification is as per the result of instruction.
Overflow
Auxiliar y
Carry
Table 3. Instruction Timing for W77IE58
Instruction
HEX
Op-Code
Bytes
NOP
ADD A, R0
ADD A, R1
ADD A, R2
ADD A, R3
ADD A, R4
ADD A, R5
ADD A, R6
ADD A, R7
ADD A, @R0
ADD A, @R1
ADD A, direct
ADD A, #data
ADDC A, R0
ADDC A, R1
ADDC A, R2
ADDC A, R3
ADDC A, R4
ADDC A, R5
ADDC A, R6
ADDC A, R7
00
1
28
1
29
1
2A
1
2B
1
2C
1
2D
1
2E
1
2F
1
26
1
27
1
25
2
24
2
38
1
39
1
3A
1
3B
1
3C
1
3D
1
3E
1
3F
1
W77IE58
Machine
Cycles
1
1
1
1
1
1
1
1
1
1
1
2
2
1
1
1
1
1
1
1
1
W77IE58
Clock
cycles
4
4
4
4
4
4
4
4
4
4
4
8
8
4
4
4
4
4
4
4
4
8032
Clock
cycles
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
W77IE58 vs.
8032 Speed
Ratio
3
3
3
3
3
3
3
3
3
3
3
1.5
1.5
3
3
3
3
3
3
3
3
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Publication Release Date: July 2000
Revision A1