IA8044/IA8344
SDLC COMMUNICATIONS CONTROLLER
Data Sheet
Boolean Manipulation
Mnemonic
Description
Byte Cycle
CLR C
CLR bit
SETB C
SETB bit
CPL C
Clear carry flag
Clear direct bit
Set carry flag
Set direct bit
Complement carry flag
Complement direct bit
AND direct bit to carry flag
AND complement of direct bit to carry
OR direct bit to carry flag
OR complement of direct bit to carry
Move direct bit to carry flag
Move carry flag to direct bit
1
2
1
2
1
2
2
2
2
2
2
2
1
1
1
1
1
1
2
2
2
2
1
2
CPL bit
ANL C,bit
ANL C,bit
ORL C,bit
ORL C,bit
MOV C,bit
MOV bit,C
Program Branches
Mnemonic
Description
Byte Cycle
ACALL addr11
LCALL addr16
RET Return
RETI Return
AJMP addr11
LJMP addr16
SJMP rel
JMP @A + DPTR
JZ rel
JNZ rel
Absolute subroutine call
Long subroutine call
from subroutine
from interrupt
Absolute jump
Long jump
Short jump (relative addr.)
Jump indirect relative to the DPTR
Jump if accumulator is zero
Jump if accumulator is not zero
Jump if carry flag is set
Jump if carry flag is not set
Jump if direct bit is set
Jump if direct bit is not set
Jump if direct bit is set and clear bit
Compare direct byte to A and jump if not equal
Compare immediate to A and jump if not equal
Compare immed. to reg. and jump if not equal
Compare immed. to ind. and jump if not equal
Decrement register and jump if not zero
Decrement direct byte and jump if not zero
No operation
2
3
1
1
2
3
2
1
2
2
2
2
3
3
3
3
3
3
3
2
3
1
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
1
JC rel
JNC rel
JB bit,rel
JNB bit,rel
JBC bit,rel
CJNE A,direct,rel
CJNE A,#data,rel
CJNE Rn,#data rel
CJNE @Ri,#data,rel
DJNZ Rn,rel
DJNZ direct,rel
NOP
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innovASIC
ENG210010112-00
www.innovasic.com
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