HT66F4530 datasheet(33/224 Pages) HOLTEK

33 / 224 page

Rev. 1.00

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HT66F4530/HT66F4540/HT66F4550

A/D Flash MCU with Dual Operational Amplifiers

HT66F4530/HT66F4540/HT66F4550

A/D Flash MCU with Dual Operational Amplifiers

Sta�k

Pointe�

Sta�k Level �

Sta�k Level 1

Sta�k Level 3

Sta�k Level N

P�og�a� Me�o�y

P�og�a� Counte�

Botto� of Sta�k

Top of Sta�k

Note:N=6forHT66F4530whileN=8forHT66F4540/HT66F4550.

Arithmetic and Logic Unit – ALU

Thearithmetic-logicunitorALUisacriticalareaofthemicrocontrollerthatcarriesoutarithmetic

andlogicoperationsoftheinstructionset.Connectedtothemainmicrocontrollerdatabus,theALU

receivesrelatedinstructioncodesandperformstherequiredarithmeticorlogicaloperationsafter

whichtheresultwillbeplacedinthespecifiedregister.AstheseALUcalculationoroperationsmay

resultincarry,borroworotherstatuschanges,thestatusregisterwillbecorrespondinglyupdatedto

reflectthesechanges.TheALUsupportsthefollowingfunctions:

• Arithmeticoperations:

ADD,ADDM,ADC,ADCM,SUB,SUBM,SBC,SBCM,DAA,

LADD,LADDM,LADC,LADCM,LSUB,LSUBM,LSBC,LSBCM,LDAA

• Logicoperations:

AND,OR,XOR,ANDM,ORM,XORM,CPL,CPLA,

LAND,LOR,LXOR,LANDM,LORM,LXORM,LCPL,LCPLA

• Rotation:

RRA,RR,RRCA,RRC,RLA,RL,RLCA,RLC,

LRR,LRRA,LRRCA,LRRC,LRLA,LRL,LRLCA,LRLC

• IncrementandDecrement:

INCA,INC,DECA,DEC,

LINCA,LINC,LDECA,LDEC

• Branchdecision:

JMP,SZ,SZA,SNZ,SIZ,SDZ,SIZA,SDZA,CALL,RET,RETI,

LSZ,LSZA,LSNZ,LSIZ,LSDZ,LSIZA,LSDZA

HT66F4530 Datasheet(PDF) 33 Page - Holtek Semiconductor Inc

HT66F4530 Datasheet(HTML) 33 Page - Holtek Semiconductor Inc

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