Instruction set – Philips P89LPC903 User Manual
Page 105
Philips Semiconductors
User’s Manual - Preliminary -
P89LPC901/902/903
INSTRUCTION SET
2003 Dec 8
105
MOV dir,#data
Move immediate to direct byte
3
2
75
MOV @Ri,A
Move A to indirect memory
1
1
F6-F7
MOV @Ri,dir
Move direct byte to indirect memory
2
2
A6-A7
MOV @Ri,#data
Move immediate to indirect memory
2
1
76-77
MOV DPTR,#data
Move immediate to data pointer
3
2
90
MOVC A,@A+DPTR
Move code byte relative DPTR to A
1
2
93
MOVC A,@A+PC
Move code byte relative PC to A
1
2
94
MOVX A,@Ri
Move external data(A8) to A
1
2
E2-E3
MOVX A,@DPTR
Move external data(A16) to A
1
2
E0
MOVX @Ri,A
Move A to external data(A8)
1
2
F2-F3
MOVX @DPTR,A
Move A to external data(A16)
1
2
F0
PUSH dir
Push direct byte onto stack
2
2
C0
POP dir
Pop direct byte from stack
2
2
D0
XCH A,Rn
Exchange A and register
1
1
C8-CF
XCH A,dir
Exchange A and direct byte
2
1
C5
XCH A,@Ri
Exchange A and indirect memory
1
1
C6-C7
XCHD A,@Ri
Exchange A and indirect memory nibble
1
1
D6-D7
BOOLEAN
Mnemonic
Description
Bytes
Cycles Hex code
CLR C
Clear carry
1
1
C3
CLR bit
Clear direct bit
2
1
C2
SETB C
Set carry
1
1
D3
SETB bit
Set direct bit
2
1
D2
CPL C
Complement carry
1
1
B3
CPL bit
Complement direct bit
2
1
B2
ANL C,bit
AND direct bit to carry
2
2
82
ANL C,/bit
AND direct bit inverse to carry
2
2
B0
ORL C,bit
OR direct bit to carry
2
2
72
ORL C,/bit
OR direct bit inverse to carry
2
2
A0
MOV C,bit
Move direct bit to carry
2
1
A2
MOV bit,C
Move carry to direct bit
2
2
92
BRANCHING
Mnemonic
Description
Bytes
Cycles
Hex
code