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© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
User manual Rev. 02 — 23 May 2005 129 of 133
Philips Semiconductors
UM10109
P89LPC932A1 User manual
MOVX A,@Ri Move external data(A8) to A 1 2 E2 to 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 to 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 to
CF
XCH A,dir Exchange A and direct byte 2 1 C5
XCH A,@Ri Exchange A and indirect memory 1 1 C6 to C7
XCHD A,@Ri Exchange A and indirect memory
nibble
11D6 to 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
ACALL addr 11 Absolute jump to subroutine 2 2 116F1
LCALL addr 16 Long jump to subroutine 3 2 12
RET Return from subroutine 1 2 22
RETI Return from interrupt 1 2 32
AJMP addr 11 Absolute jump unconditional 2 2 016E1
LJMP addr 16 Long jump unconditional 3 2 02
SJMP rel Short jump (relative address) 2 2 80
JC rel Jump on carry = 1 2 2 40
JNC rel Jump on carry = 0 2 2 50
JB bit,rel Jump on direct bit = 1 3 2 20
JNB bit,rel Jump on direct bit = 0 3 2 30
JBC bit,rel Jump on direct bit = 1 and clear 3 2 10
JMP @A+DPTR Jump indirect relative DPTR 1 2 73
Table 110: Instruction set summary
…continued
Mnemonic Description Bytes Cycles Hex
code