 |
Electronic Components Datasheet Search |
|
|
Electronic Components Datasheet Search |
|
HT45FM30 Datasheet(PDF) 85 Page - Holtek Semiconductor Inc |
|
|
|||||||||||||||||||||||||||||
HT45FM30 Datasheet(HTML) 85 Page - Holtek Semiconductor Inc |
|
|
85 / 188 page  Rev. 1.20 84 De�e��e� 1�� 201� Rev. 1.20 85 De�e��e� 1�� 201� HT45FM30 Brushless DC Motor Flash MCU ADCR1 Register Bit 7 6 5 4 3 2 1 0 Na�e ACS4 V125EN OPAEN VREFS — ADCK2 ADCK1 ADCK0 R/W R/W R/W R/W R/W — R/W R/W R/W POR 0 0 0 0 — 0 0 0 Bit7 ACS4:SelectInternal1.25VasADCinputControl 0:disable 1:enable Thisbitenables1.25VtobeconnectedtotheA/Dconverter.TheV125ENbitmust firsthavebeensettoenablethebandgapcircuit1.25VvoltagetobeusedbytheA/D converter.WhentheACS4bitissethigh,thebandgap1.25Vvoltagewillberoutedto theA/DconverterandtheotherA/Dinputchannelsdisconnected. Bit6 V125EN:Internal1.25VControl 0:disable 1:enable ThisbitcontrolstheinternalBandgapcircuiton/offfunctiontotheA/Dconverter. Whenthebitissethighthebandgapvoltage1.25VcanbeusedbytheA/Dconverter. When1.25VisswitchedonforusebytheA/Dconverter,atimetBGshouldbeallowed forthebandgapcircuittostabilisebeforeimplementinganA/Dconversion. Bit5 OPAEN: InternalOPAControl 0:disable 1:enable ThisbitcontrolstheinternalOPAon/offfunctiontotheA/Dconverter.Whenthebit issethightheOPAoutputcanbeusedbytheA/DconverterandtheOPAinputpin OPA+isasanaloginput.TheOPAoutputvoltageis4timestheOPAinput.When OPAENislow,theOPAcircuitwillnotconsumepower. Bit4 VREFS:SelectADCreferencevoltage 0:internalADCpower 1:VREFpin ThisbitisusedtoselectthereferencevoltagefortheA/Dconverter.Ifthebitishigh thentheA/DconverterreferencevoltageissuppliedontheexternalVREFpin.Ifthe pinislowthentheinternalreferenceisusedwhichistakenfromthepowersupplypin VDD. Bit3 Unimplemented,readas"0" Bit2~0 ADCK2~ADCK0:SelectADCclocksource 000:fSYS 001:fSYS/2 010:fSYS/4 011:fSYS/8 100:fSYS/16 101:fSYS/32 110:fSYS/64 111:undefined ThesethreebitsareusedtoselecttheclocksourcefortheA/Dconverter. |
|
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
