參數(shù)資料
型號(hào): M34508G4-XXXFP
元件分類: 微控制器/微處理器
英文描述: 4-BIT, MROM, 6 MHz, MICROCONTROLLER, PDSO20
封裝: 5.30 X12.60 MM, 1.27 MM PITCH, PLASTIC, SOP-20
文件頁數(shù): 100/106頁
文件大小: 1059K
代理商: M34508G4-XXXFP
Skip condition
Number of
cycles
Number of
words
Instruction
code
D9
D0
Flag CY
2
16
Skip condition
Number of
cycles
Number of
words
Instruction
code
D9
D0
Flag CY
2
16
Skip condition
Number of
cycles
Number of
words
Instruction
code
D9
D0
Flag CY
2
16
Skip condition
Number of
cycles
Number of
words
Instruction
code
D9
D0
Flag CY
2
16
4508 Group
Rev.1.03
2009.07.27
page 91 of 140
REJ03B0148-0103
RAR (Rotate Accumulator Right)
0000011101
01D
11
0/1
Grouping:
Arithmetic operation
Description: Rotates 1 bit of the contents of register A in-
cluding the contents of carry flag CY to the
right.
Operation:
→ CY → A3A2A1A0
RB j (Reset Bit)
00010011j
j
04
11
Grouping:
Bit operation
Description: Clears (0) the contents of bit j (bit specified
by the value j in the immediate field) of
M(DP).
Operation:
(Mj(DP)) ← 0
j = 0 to 3
C
+j
MACHINE INSTRUCTIONS (INDEX BY ALPHABET) (continued)
RC (Reset Carry flag)
0000000110
006
11
0
Grouping:
Arithmetic operation
Description: Clears (0) to carry flag CY.
Operation:
(CY) ← 0
RD (Reset port D specified by register Y)
0000010100
01
4
11
Grouping:
Input/Output operation
Description: Clears (0) to a bit of port D specified by register Y.
Note:
(Y) = 0 to 3.
Do not execute this instruction if values ex-
cept above are set to register Y.
Operation:
(D(Y)) ← 0
However,
(Y) = 0 to 3
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