introduction to mechatronics and the mechatronic design · pdf fileintroduction to...

© 2005 Microchip Technology Incorporated. All Rights Reserved. 1

Web Seminar SeriesIntroduction to Mechatronics

Introduction to Mechatronics and the

Mechatronic Design Center



What is Mechatronics?Implementing electronic controls in a mechanical system Enhancing existing mechanical designs with intelligent controlsReplacing mechanical components with an electronic solution



Benefits of MechatronicsMore features Higher precisionUser friendlyMore flexibleLower costEnvironmentally friendly Safer Greater reliabilityMore efficient Smaller geometry



Real-life Application:Household Thermostat



Example Application:Thermostat

6070

8050

40

To Heating Unit

60

70

80

50

40




6070

8050

40

Desired Temperature

To Heating Unit

60

70

80

50

40




6070

8050

40

Desired Temperature Dial

To Heating Unit

60

70

80

50

40




6070

8050

40

Desired Temperature Current

Temperature

Dial

To Heating Unit

60

70

80

50

40




6070

8050

40

Desired Temperature Current

Temperature

Dial

To Heating Unit

60

70

80

50

40

Sensor/Switch



Breakdown of Thermostat

Temperature Sensor

Switch to turn on Heater

User Feedback User Input

60

70

80

50

40

User Feedback

6070

8050

40



Conversion to Mechatronic Design

Temperature Sensor

Switch to turn on Heater

User Feedback User InputLCD

TC1047A

Control

PowerMOSFET

Regulator

PIC16F913

Tactile Switches



Finished DesignDesired Temperature

Current Temperature

74oF 70oF

Higher resolution and accuracyReduces household heating costsSelf calibratingFlexible Design

Environmentally friendly



New Frontiers in Mechatronics

Smaller MCUs = New Mechatronic Markets- Replacing Mechanical Timers- Additions to current designs- Enhancing simple mechanical components- Soft-startup for motor control and power

supplies



Introducing the PIC10F20xSOT-23 package3 Input/Output pins, 1 Input only4 MHz internal oscillator

- ± 2% accuracy over voltage and temp.

256-512 instructions program memory16-24 bytes RAMone analog comparator

- internal voltage reference100nA sleep currentone 8-bit timerIn-Circuit Serial Programming (ICSP)

33 instructions2-5.5V operating range25mA sink/source I/O



Tiny MCUs in Switches and Potentiometers

Increase reliability by replacing mechanical componentsDigital interface via synchronous/asynchronous comm.Extra features: filtering, error detection

carbon traces wiper

analog out

optical encoder

MCU

digital out



New Mechatronics Design Center

Web-based “One Stop Shop” to meet all design needsDesign center includes:- Definitions- Application Notes- Decision Trees- Development Tools

www.microchip.com/mechatronics



Mechatronics: System Level

Power

Control

Inpu

t

Out

put

Temperature

Pressure

User Input(i.e. Button)

Feedback

Speed

Position

LCD

Motor

Triac

Hydraulics

AnalogSwitch

Sign

al C

ondi

tioni

ng

Sign

al C

ondi

tioni

ng



Mechatronics Design Center Content



Presentation ReviewWhat is Mechatronics?List five benefits to Mechatronics.What family of microcontrollers from Microchip is creating new frontiers in mechatronics? Where do I find information on designing for mechatronic applications?

introduction to mechatronics and the mechatronic design · pdf fileintroduction to...

Documents