參數(shù)資料
型號: M3455AGC-XXXFP
元件分類: 微控制器/微處理器
英文描述: 4-BIT, OTPROM, 6 MHz, MICROCONTROLLER, PQFP52
封裝: 10 X 10 MM, 0.65 MM PITCH, PLASTIC, LQFP-52
文件頁數(shù): 7/150頁
文件大?。?/td> 1818K
代理商: M3455AGC-XXXFP
Rev.1.02
Nov 26, 2008
Page 102 of 146
REJ03B0224-0102
455A Group
MACHINE INSTRUCTIONS (INDEX BY ALPHABET) (continued)
SRST
(System ReSet)
Instruc-
tion
code
D9
D0
Number of
words
Number of
cycles
Flag CY
Skip condition
0
00
000
00
01 2 00 1 16
11
-
Opera-
tion:
System reset
Grouping:
Other operation
Description: System reset occurs.
SUPT
(Set UPT flag)
Instruc-
tion
code
D9
D0
Number of
words
Number of
cycles
Flag CY
Skip condition
0
00
101
10
01 2 05 9 16
11
-
Opera-
tion:
(UPTF)
1
Grouping:
Other operation
Description: Sets (1) to the high-order bit reference enable flag UPTF.
When the table reference instruction (TABP p) is executed,
the high-order 2 bits of ROM reference data is transferred
to the low-order 2 bits of register D.
SVDE
(Set Voltage Detector Enable flag)
Instruc-
tion
code
D9
D0
Number of
words
Number of
cycles
Flag CY
Skip condition
1
01
001
00
11 2 29 3 16
11
-
Opera-
tion:
Voltage drop detection circuit valid at powerdown
mode.
Grouping:
Other operation
Description: Voltage drop detection circuit is valid at powerdown mode
(clock operating mode, RAM back-up mode)
Note:
This instruction can be used only for H version.
SZB j
(Skip if Zero, Bit)
Instruc-
tion
code
D9
D0
Number of
words
Number of
cycles
Flag CY
Skip condition
0
00
010
00
j
2
02
j
16
11
-
(Mj(DP)) = 0
j = 0 to 3
Opera-
tion:
(Mj(DP)) = 0 ?
j = 0 to 3
Grouping:
Bit operation
Description: Skips the next instruction when the contents of bit j (bit
specified by the value j in the immediate field) of M(DP) is
“0”.
Executes the next instruction when the contents of bit j of
M(DP) is “1”.
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