參數(shù)資料
型號: M34571G4
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): 81/126頁
文件大?。?/td> 1627K
代理商: M34571G4
Rev.1.02
REJ03B0179-0102
May 25, 2007
Page 81 of 124
4571 Group
MACHINE INSTRUCTIONS (INDEX BY ALPHABET) (continued)
RTI
(ReTurn from Interrupt)
Instruc-
tion
code
0
0
D
9
D
0
0 2
Number of
words
Number of
cycles
Flag CY
Skip condition
0
1
0
0
0
1
1
0
4
6 16
1
2
-
-
Opera-
tion:
(PC)
(SK(SP))
(SP)
(SP)
1
Grouping:
Description: Returns from interrupt service routine to main routine.
Returns each value of data pointer (X, Y, Z), carry flag, skip
status, NOP mode status by the continuous description of
the LA/LXY instruction, register A and register B to the
states just before interrupt.
Return operation
RTS
(ReTurn from subroutine and Skip)
Instruc-
tion
code
0
0
0
1
D
9
D
0
1 2
Number of
words
Number of
cycles
Flag CY
Skip condition
0
0
0
1
0
0
4
5 16
1
2
-
Skip at uncondition
Opera-
tion:
(PC)
(SK(SP))
(SP)
(SP)
1
Grouping:
Description: Returns from subroutine to the routine called the subrou-
tine, and skips the next instruction at uncondition.
Return operation
RUPT
(Reset UPT flag)
Instruc-
tion
code
0
D
9
D
0
0 2
Number of
words
Number of
cycles
Flag CY
Skip condition
0
0
1
0
1
1
0
0
0
5
8 16
1
1
-
-
Opera-
tion:
(UPTF)
0
Grouping:
Description: Clears (0) to the high-order bit reference enable flag
UPTF.
Note:
Even when the table reference instruction (TABP p) is exe-
cuted, the high-order 2 bits of ROM reference data is not
transferred to register D.
Other operation
SB j
(Set Bit)
Instruc-
tion
code
D
9
D
0
Number of
words
Number of
cycles
Flag CY
Skip condition
0
0
0
1
0
1
1
1
j
j
2
0
5
C
+j16
1
1
-
-
Opera-
tion:
(Mj(DP))
1
j = 0 to 3
Grouping:
Description: Sets (1) the contents of bit j (bit specified by the value j in
the immediate field) of M(DP).
Bit operation
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