參數(shù)資料
型號: M34559G6
廠商: Renesas Technology Corp.
英文描述: SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER
中文描述: 單芯片4位微機的CMOS
文件頁數(shù): 98/148頁
文件大?。?/td> 1732K
代理商: M34559G6
Rev.1.04
REJ03B0188-0104
Aug 23, 2007
Page 98 of 146
4559 Group
MACHINE INSTRUCTIONS (INDEX BY ALPHABET) (continued)
SC
(Set Carry flag)
Instruc-
tion
code
0
D
9
D
0
1 2
Number of
words
Number of
cycles
Flag CY
Skip condition
0
0
0
0
0
0
1
1
0
0
7 16
1
1
1
-
Opera-
tion:
(CY)
1
Grouping:
Description: Sets (1) to carry flag CY.
Arithmetic operation
SCP
(Set Port C)
Instruc-
tion
code
D
9
1
D
0
1 2
Number of
words
Number of
cycles
Flag CY
Skip condition
0
1
0
0
0
1
1
0
2
8
D 16
1
1
-
-
Opera-
tion:
(C)
1
Grouping:
Description: Sets (1) to port C.
Input/Output operation
SD
(Set port D specified by register Y)
Instruc-
tion
code
0
0
0
0
D
9
D
0
1 2
Number of
words
Number of
cycles
Flag CY
Skip condition
0
1
0
1
0
0
1
5 16
1
1
-
-
Opera-
tion:
(D(Y))
1
(Y) = 0 to 7
Grouping:
Description: Sets (1) to a bit of port D specified by register Y.
Note:
(Y) = 0 to 7.
Do not execute this instruction if values except above are
set to register Y.
Input/Output operation
SEA n
(Skip Equal, Accumulator with immediate data n)
Instruc-
tion
code
0
0
0
0
1
0
D
9
D
0
1 2
Number of
words
Number of
cycles
Flag CY
Skip condition
0
1
0
0
2
5 16
2
2
-
(A) = n
n = 0 to 15
0
0
0
1
1
1
n
n
n
n 2
0
7
n 16 Grouping:
Description: Skips the next instruction when the contents of register A is
equal to the value n in the immediate field.
Executes the next instruction when the contents of register
A is not equal to the value n in the immediate field.
Comparison operation
Opera-
tion:
(A) = n
n = 0 to 15
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