Silicon Laboratories C8051F345 Two-Way Radio User Manual


 
Rev. 0.5 77
C8051F340/1/2/3/4/5/6/7
XCH A, @Ri Exchange indirect RAM with A 1 2
XCHD A, @Ri Exchange low nibble of indirect RAM with A 1 2
Boolean Manipulation
CLR C Clear Carry 1 1
CLR bit Clear direct bit 2 2
SETB C Set Carry 1 1
SETB bit Set direct bit 2 2
CPL C Complement Carry 1 1
CPL bit Complement direct bit 2 2
ANL C, bit AND direct bit to Carry 2 2
ANL C, /bit AND complement of direct bit to Carry 2 2
ORL C, bit OR direct bit to carry 2 2
ORL C, /bit OR complement of direct bit to Carry 2 2
MOV C, bit Move direct bit to Carry 2 2
MOV bit, C Move Carry to direct bit 2 2
JC rel Jump if Carry is set 2 2/4
JNC rel Jump if Carry is not set 2 2/4
JB bit, rel Jump if direct bit is set 3 3/5
JNB bit, rel Jump if direct bit is not set 3 3/5
JBC bit, rel Jump if direct bit is set and clear bit 3 3/5
Program Branching
ACALL addr11 Absolute subroutine call 2 4
LCALL addr16 Long subroutine call 3 5
RET Return from subroutine 1 6
RETI Return from interrupt 1 6
AJMP addr11 Absolute jump 2 4
LJMP addr16 Long jump 3 5
SJMP rel Short jump (relative address) 2 4
JMP @A+DPTR Jump indirect relative to DPTR 1 4
JZ rel Jump if A equals zero 2 2/4
JNZ rel Jump if A does not equal zero 2 2/4
CJNE A, direct, rel Compare direct byte to A and jump if not equal 3 3/5
CJNE A, #data, rel Compare immediate to A and jump if not equal 3 3/5
CJNE Rn, #data, rel Compare immediate to Register and jump if not equal 3 3/5
CJNE @Ri, #data, rel Compare immediate to indirect and jump if not equal 3 4/6
DJNZ Rn, rel Decrement Register and jump if not zero 2 2/4
DJNZ direct, rel Decrement direct byte and jump if not zero 3 3/5
NOP No operation 1 1
Table 9.1. CIP-51 Instruction Set Summary (Continued)
Mnemonic Description Bytes
Clock
Cycles