Motorola M68HC08 Manuals

Manuals and User Guides for Motorola M68HC08. We have 2 Motorola M68HC08 manuals available for free PDF download: Reference Manual, Manual

Motorola M68HC08 Reference Manual

Motorola M68HC08 Reference Manual (168 pages)

Sensorless BLDC Motor Control Using the MC68HC908MR32  
Brand: Motorola | Category: Computer Hardware | Size: 1.97 MB
Table of contents
Section 1. Introduction5................................................................................................................................................................
Table Of Contents7................................................................................................................................................................
Contents13................................................................................................................................................................
Application Functionality13................................................................................................................................................................
Benefits Of The Solution13................................................................................................................................................................
Section 2. System Description15................................................................................................................................................................
System Concept15................................................................................................................................................................
System Description16................................................................................................................................................................
System Specification17................................................................................................................................................................
Software Specifications18................................................................................................................................................................
High Voltage Hardware Set Specifications20................................................................................................................................................................
Low Voltage Evaluation Hardware Set Specifications21................................................................................................................................................................
Low Voltage Hardware Set Specifications22................................................................................................................................................................
Section 3. Bldc Motor Control23................................................................................................................................................................
Brushless Dc Motor Control Theory23................................................................................................................................................................
Used Control Technique38................................................................................................................................................................
Application Control50................................................................................................................................................................
Pc Master Software Communication Commands51................................................................................................................................................................
Pc Master Software Api Variables52................................................................................................................................................................
Section 4. Hardware Design57................................................................................................................................................................
System Configuration And Documentation57................................................................................................................................................................
All Hw Sets Components64................................................................................................................................................................
High-voltage Hardware Set Components66................................................................................................................................................................
Electrical Characteristics Of Control Board66................................................................................................................................................................
Electrical Characteristics Of Power Stage68................................................................................................................................................................
Hardware Design68................................................................................................................................................................
Electrical Characteristics69................................................................................................................................................................
Low-voltage Evaluation Motor Hardware Set Components70................................................................................................................................................................
Electrical Characteristics Of The Evm Motor Board71................................................................................................................................................................
Characteristics Of The Bldc Motor71................................................................................................................................................................
Low-voltage Hardware Set Components72................................................................................................................................................................
Drm028 - Rev72................................................................................................................................................................
Electrical Chatacteristics Of The 3-ph Bldc Low Voltage Power Stage74................................................................................................................................................................
Section 5. Software Design75................................................................................................................................................................
Introduction75................................................................................................................................................................
Data Flow75................................................................................................................................................................
Software Variables76................................................................................................................................................................
Main Software Flowchart83................................................................................................................................................................
State Diagram89................................................................................................................................................................
Implementation Notes103................................................................................................................................................................
Section 6. User Guide109................................................................................................................................................................
Application Suitability Guide109................................................................................................................................................................
Warning112................................................................................................................................................................
Application Hardware And Software Configuration113................................................................................................................................................................
User Guide114................................................................................................................................................................
Required Software Configuration For Dedicated Hardware Platform118................................................................................................................................................................
Tuning For Customer Motor126................................................................................................................................................................
Start-up Period146................................................................................................................................................................
Pwm Frequency Setting157................................................................................................................................................................
Appendix A. References161................................................................................................................................................................
Appendix B. Glossary163................................................................................................................................................................
Motorola For More Information On This Product166................................................................................................................................................................

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Motorola M68HC08 Manual

Motorola M68HC08 Manual (78 pages)

Low Power BLDC Drive for Fans using the MC68HC908QY4 Reference Design  
Brand: Motorola | Category: Controller | Size: 1.55 MB
Table of contents
Table Of Contents7................................................................................................................................................................
Section 1. Introduction13................................................................................................................................................................
Section 2. Mc68hc908qy Family Advantages And Features15................................................................................................................................................................
Section 3. Bldc Motor Theory17................................................................................................................................................................
Digital Control Of A Bldc Motor18................................................................................................................................................................
Independent Switching Of Power Transistors19................................................................................................................................................................
Complementary Switching Of Power Transistors20................................................................................................................................................................
Commutation21................................................................................................................................................................
Stator Flux Vectors At Six-step Control22................................................................................................................................................................
Situation Right Before Commutation23................................................................................................................................................................
Commutation Sequence For Counterclockwise Rotation24................................................................................................................................................................
Commutation Sequence For Clockwise Rotation24................................................................................................................................................................
Section 4. 3-phase Bldc Low Voltage Reference Design25................................................................................................................................................................
Application Outline25................................................................................................................................................................
Application Description26................................................................................................................................................................
System Concept27................................................................................................................................................................
Section 5. Hardware Design31................................................................................................................................................................
Three-phase Bldc Drive32................................................................................................................................................................
Pin-by-pin Descriptions33................................................................................................................................................................
Jack Connector J2 Signal Descriptions34................................................................................................................................................................
Jack Connector J1 Signal Descriptions35................................................................................................................................................................
Detailed Design Description36................................................................................................................................................................
Jack Connector J3 Signal Descriptions36................................................................................................................................................................
Connection Of Signals To Mcu37................................................................................................................................................................
Microcontroller With Logic38................................................................................................................................................................
Hall Sensor Interface39................................................................................................................................................................
User's Interface40................................................................................................................................................................
Phase H Bridge (phase A Shown)42................................................................................................................................................................
Current Sensing - Detail43................................................................................................................................................................
Section 6. Software Design45................................................................................................................................................................
Data Flow45................................................................................................................................................................
Algorithm Data Flow46................................................................................................................................................................
Closed Loop Speed Control48................................................................................................................................................................
Software Implementation49................................................................................................................................................................
Software Implementation - General Overview50................................................................................................................................................................
Application Porting For The Customer Specific Bldc Motor52................................................................................................................................................................
Determination Of Hall Sensor Pattern53................................................................................................................................................................
Stator Flux Vectors With Sectors53................................................................................................................................................................
Determination Of Commutation Vector For Ccw54................................................................................................................................................................
Determination Of Commutation Vector For Cw55................................................................................................................................................................
Commutation Table55................................................................................................................................................................
Software Listing57................................................................................................................................................................
Microcontroller Memory And Peripheral Usage58................................................................................................................................................................
Memory Usage58................................................................................................................................................................
Section 7. References61................................................................................................................................................................
Section 8. Appendix A - Schematics And Parts List63................................................................................................................................................................
Schematics63................................................................................................................................................................
Microcontroller With Hall Sensor Input And User's Interface64................................................................................................................................................................
Power Stage65................................................................................................................................................................
Power Supply66................................................................................................................................................................
Parts Lists67................................................................................................................................................................
Parts List67................................................................................................................................................................
Section 9. Appendix B - System Set-up71................................................................................................................................................................
Contents71................................................................................................................................................................
Hardware Setup71................................................................................................................................................................
Jumper Settings For Controller Board72................................................................................................................................................................
Jumper Reference Of Bldc Drive Board73................................................................................................................................................................
Required Software Tools74................................................................................................................................................................
Building And Uploading The Application74................................................................................................................................................................
Executing The Application75................................................................................................................................................................

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