參數(shù)資料
型號: 935260531512
廠商: NXP SEMICONDUCTORS
元件分類: 微控制器/微處理器
英文描述: 8-BIT, FLASH, 40 MHz, MICROCONTROLLER, PQCC44
封裝: PLASTIC, LCC-44
文件頁數(shù): 41/67頁
文件大?。?/td> 400K
代理商: 935260531512
1998 Apr 07
46
Philips Semiconductors
Product specication
8-bit Flash microcontrollers
P89C738; P89C739
Table 31 Instruction set description: Data transfer
Note
1. MOV A,ACC is not permitted.
MNEMONIC
DESCRIPTION
BYTES
CYCLES
OPCODE
(HEX)
Data transfer
MOV
A,Rr
Move register to A
1
E*
MOV
A,direct (note 1) Move direct byte to A
2
1
E5
MOV
A,@Ri
Move indirect RAM to A
1
E6, E7
MOV
A,#data
Move immediate data to A
2
1
74
MOV
Rr,A
Move A to register
1
F*
MOV
Rr,direct
Move direct byte to register
2
A*
MOV
Rr,#data
Move immediate data to register
2
1
7*
MOV
direct,A
Move A to direct byte
2
1
F5
MOV
direct,Rr
Move register to direct byte
2
8*
MOV
direct,direct
Move direct byte to direct
3
2
85
MOV
direct,@Ri
Move indirect RAM to direct byte
2
86, 87
MOV
direct,#data
Move immediate data to direct byte
3
2
75
MOV
@Ri,A
Move A to indirect RAM
1
F6, F7
MOV
@Ri,direct
Move direct byte to indirect RAM
2
A6, A7
MOV
@Ri,#data
Move immediate data to indirect RAM
2
1
76, 77
MOV
DPTR,#data 16
Load data pointer with a 16-bit constant
3
2
90
MOVC
A,@A+DPTR
Move code byte relative to DPTR to A
1
2
93
MOVC
A,@A+PC
Move code byte relative to PC to A
1
2
83
MOVX
A,@Ri
Move external RAM (8-bit address) to A
1
2
E2, E3
MOVX
A,@DPTR
Move external RAM (16-bit address) to A
1
2
E0
MOVX
@Ri,A
Move A to external RAM (8-bit address)
1
2
F2, F3
MOVX
@DPTR,A
Move A to external RAM (16-bit address)
1
2
F0
PUSH
direct
Push direct byte onto stack
2
C0
POP
direct
Pop direct byte from stack
2
D0
XCH
A,Rr
Exchange register with A
1
C*
XCH
A,direct
Exchange direct byte with A
2
1
C5
XCH
A,@Ri
Exchange indirect RAM with A
1
C6, C7
XCHD
A,@Ri
Exchange LOW-order digit indirect RAM with A
1
D6, D7
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