W78E054D Datasheet, PDF (34/89 Pages) List of Unclassifed Manufacturers – 8-bit microcontroller

W78E054D/W78E052D Data Sheet
10 INSTRUCTION
The W78E054D/W78E052D series execute all the instructions of the standard 8052 family. The opera-
tions of these instructions, as well as their effects on flag and status bits, are exactly the same.
Op-code
HEX Code Bytes
W78E054D/W78E052D series Clock
cycles
NOP
00
1
12
ADD A, R0
28
1
12
ADD A, R1
29
1
12
ADD A, R2
2A
1
12
ADD A, R3
2B
1
12
ADD A, R4
2C
1
12
ADD A, R5
2D
1
12
ADD A, R6
2E
1
12
ADD A, R7
2F
1
12
ADD A, @R0
26
1
12
ADD A, @R1
27
1
12
ADD A, direct
25
2
12
ADD A, #data
24
2
12
ADDC A, R0
38
1
12
ADDC A, R1
39
1
12
ADDC A, R2
3A
1
12
ADDC A, R3
3B
1
12
ADDC A, R4
3C
1
12
ADDC A, R5
3D
1
12
ADDC A, R6
3E
1
12
ADDC A, R7
3F
1
12
ADDC A, @R0
36
1
12
ADDC A, @R1
37
1
12
ADDC A, direct
35
2
12
ADDC A, #data
34
2
12
SUBB A, R0
98
1
12
SUBB A, R1
99
1
12
SUBB A, R2
9A
1
12
SUBB A, R3
9B
1
12
SUBB A, R4
9C
1
12
SUBB A, R5
9D
1
12
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Publication Release Date: Jun 9, 2015
Revision A13