Holtek HT66F004 User Manual

Rev. 1.71 128 April 11, 2017 Rev. 1.71 129 April 11, 2017
HT66F002/HT66F0025/HT66F003/HT66F004
Cost-Effective A/D Flash MCU with EEPROM
HT66F002/HT66F0025/HT66F003/HT66F004
Cost-Effective A/D Flash MCU with EEPROM
JMP addr
Jumpunconditionally
Description ThecontentsoftheProgramCounterarereplacedwiththespeciedaddress.Program
 executionthencontinuesfromthisnewaddress.Asthisrequirestheinsertionofadummy
 instructionwhilethenewaddressisloaded,itisatwocycleinstruction.
Operation ProgramCounter←addr
Affectedag(s) None
MOV A,[m]
 MoveDataMemorytoACC
Description ThecontentsofthespeciedDataMemoryarecopiedtotheAccumulator.
Operation ACC←[m]
Affectedag(s) None
MOV A,x
MoveimmediatedatatoACC
Description TheimmediatedataspeciedisloadedintotheAccumulator.
Operation ACC←x
Affectedag(s) None
MOV [m],A
 MoveACCtoDataMemory
Description ThecontentsoftheAccumulatorarecopiedtothespeciedDataMemory.
Operation [m]←ACC
Affectedag(s) None
NOP
 Nooperation
Description Nooperationisperformed.Executioncontinueswiththenextinstruction.
Operation Nooperation
Affectedag(s) None
OR A,[m]
LogicalORDataMemorytoACC
Description DataintheAccumulatorandthespeciedDataMemoryperformabitwise
 logicalORoperation.TheresultisstoredintheAccumulator.
Operation ACC←ACC″OR″[m]
Affectedag(s) Z
OR A,x
 LogicalORimmediatedatatoACC
Description DataintheAccumulatorandthespeciedimmediatedataperformabitwiselogicalOR
 operation.TheresultisstoredintheAccumulator.
Operation ACC←ACC″OR″x
Affectedag(s) Z
ORM A,[m]
 LogicalORACCtoDataMemory
Description DatainthespeciedDataMemoryandtheAccumulatorperformabitwiselogicalOR
 operation.TheresultisstoredintheDataMemory.
Operation [m]←ACC″OR″[m]
Affectedag(s) Z
RET
 Returnfromsubroutine
Description TheProgramCounterisrestoredfromthestack.Programexecutioncontinuesattherestored
 a
ddress.
Operation ProgramCounter←Stack
Affectedag(s) None

Holtek HT66F004 Specifications

General

Brand	Holtek
Model	HT66F004
Category	Control Unit
Language	English