 |
Electronic Components Datasheet Search |
|
|
Electronic Components Datasheet Search |
|
HT66F20 Datasheet(PDF) 170 Page - Holtek Semiconductor Inc |
|
|
|||||||||||||||||||||||||||||
HT66F20 Datasheet(HTML) 170 Page - Holtek Semiconductor Inc |
|
|
170 / 298 page  Rev. 1.90 170 �e���a�� 18� �01� Rev. 1.90 171 �e���a�� 18� �01� HT66F20/HT66F30/HT66F40/HT66F50/HT66F60 HT66FU30/HT66FU40/HT66FU50/HT66FU60 Enhanced A/D Flash Type 8-Bit MCU with EEPROM HT66F20/HT66F30/HT66F40/HT66F50/HT66F60 HT66FU30/HT66FU40/HT66FU50/HT66FU60 Enhanced A/D Flash Type 8-Bit MCU with EEPROM Aanlog to Digital Converter Theneedtointerfacetorealworldanalogsignalsisacommonrequirementformanyelectronic systems.However,toproperlyprocessthesesignalsbyamicrocontroller,theymustfirstbe convertedintodigitalsignalsbyA/Dconverters.ByintegratingtheA/Dconversionelectronic circuitryintothemicrocontroller,theneedforexternalcomponentsisreducedsignificantlywiththe correspondingfollow-onbenefitsoflowercostsandreducedcomponentspacerequirements. A/D Overview Thedevicescontainamulti-channelanalogtodigitalconverterwhichcandirectlyinterfaceto externalanalogsignals,suchasthatfromsensorsorothercontrolsignalsandconvertthesesignals directlyintoeithera12-bitdigitalvalue. Part No. Input Channels A/D Channel Select Bits Input Pins HT66��0 HT66��0 HT66�40 HT66�50 8 ACS4� ACS�~ACS0 AN0~AN7 HT66�60 1� ACS4� ACS�~ACS0 AN0~AN11 TheaccompanyingblockdiagramshowstheoverallinternalstructureoftheA/Dconverter,together withitsassociatedregisters. A/ D C onv er te r PA 0/ AN 0~ PA 7/ AN 7 PE 6/ AN 8 PE 7/ AN 9 PF 0/ AN 10 PF 1/ AN 11 A/ D Re fe r enc e Vo lt age AD RL AD RH A/ D Da ta R egi st er s V 125E N ST AR T EO CB AD OF F V SS PB 5/ VR EF AD CK 2~ A DCK 0 f SY S AC E 11~ AC E0 AC S4 ~A CS 0 1. 25 V A/ D Cl oc k V DD AD OF F Bi t VR EF S Bi t AD RF S bi t ¸ 2 N (N =0 ~6 ) A/D Converter Structure A/D Converter Register Description OveralloperationoftheA/Dconverteriscontrolledusingsixregisters.Areadonlyregisterpair existstostoretheADCdata12-bitvalue.Theremainingthreeorfourregistersarecontrolregisters whichsetuptheoperatingandcontrolfunctionoftheA/Dconverter. Register Name Bit 7 6 5 4 3 2 1 0 ADRL(ADR�S=0) D� D� D1 D0 — — — — ADRL(ADR�S=1) D7 D6 D5 D4 D� D� D1 D0 ADRH(ADR�S=0) D11 D10 D9 D8 D7 D6 D5 D4 ADRH(ADR�S=1) — — — — D11 D10 D9 D8 ADCR0 START EOCB ADO�� ADR�S — ACS� ACS1 ACS0 ADCR1 ACS4 V1�5EN — VRE�S — ADCK� ADCK1 ADCK0 ACERL ACE7 ACE6 ACE5 ACE4 ACE� ACE� ACE1 ACE0 HT66F20/HT66F30/HT66F40/HT66F50 A/D Converter Register List |
|
Link URL |
| Does ALLDATASHEET help your business so far? [ DONATE ] |
About Alldatasheet | Advertisement | Contact us | Privacy Policy | Link to Datasheet | Link Exchange | Manufacturer List All Rights Reserved©Alldatasheet.com |
| Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
|
Family Site : ic2ic.com |
icmetro.com |
English ▼
English
Chinese
German
Japanese
Russian
Korean
Spanish
French
Italian
Portuguese
Polish
Vietnamese
Indian
Mexican
British
New Zealand
