Microchip Technology dsPICDEM MCLV-2 Manual do Utilizador

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 1 17104 MC2 Running BLDC Motors with the PIC16F1783 and the MCL

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 10 PSMC Clock  64 MHz clock input  Separate clock domain  Th

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 11 PSMC Simple or Complementary Single-Phase Waveform Single-Ph

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 12 PSMC Push-Pull PWM Mode

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 13 PSMC Push-Pull PWM with 4 Full-Bridge Outputs Mode

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 14 PSMC Pulse-Skipping PWM with Complementary Outputs Mode

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 15 PSMC ECCP Compatible Full Bridge PWM Mode

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 16 PSMC Variable Frequency Fixed Duty Cycle PWM with Complemen

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 17 PSMC Waveform 3 Phase PWM Mode

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 18 PSMC Registers PSMCxEN PSMCxLD PxDBFE PxDBRE PxMODE<3:0&

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 19 PSMC Registers - - PxCPRE<1:0> - - PxCSRC<1:0&

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 2 Class Agenda  Working with the PSMC-Module  Configuring the

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 20 PSMC Registers PxPHSIN - - - PxPHSC3 PxPHSC2 PxPHSC1 Px

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 21 PSMC Registers PxDCSIN - - - PxDCSC3 PxDCSC2 PxDCSC1 PxD

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 22 PSMC Registers PxPRSIN - - - PxPRSC3 PxPRSC2 PxPRSC1 Px

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 23 Working with the PSMC-Designer

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 24 Yes, there is a GUI and it looks like:

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 25 PSMC-Designer  Select Device  PIC16F1783  Select PSM-Modu

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 26 After selecting the MCU and selecting the Module Click on th

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 27 Same for the Timer

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 28 Blanking Adjustments

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 29 Adjust the Period to 16kHz, no Interrupt

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 3 Class Objectives When you walk out of this class you will…. 

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 30 To prevent Shortcuts, adjust a slight Delay for the Rising

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 31 With the Falling Event you can adjust the Duty-Cycle @ 50%

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 32 In this case, no modulation is needed

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 33 Select 3PH with Starting Condition @ Phase 1

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 34 Select the Outputs to be controlled and the Shutdown Conditi

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 35 For the first Test disable Autoshutdown

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 36 In the end, it should look like this:

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 37 Lab 1: Let’s spin the Motor

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 38 Lab 1 Objectives  Give quick look at the demo board  Show

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 39 First Result of the Observation  What about the Efficiency?

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 4 Are you ready to Spin ?

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 40 Lab 1 Summary  PSMC can be adjusted by a GUI  Motor Runs a

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 41 POP Quiz!  What is the max speed of the PWM Oscillator?  3

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 42 Advanced Analog Peripherals

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 43 Advanced Analog  High-Speed Comparators  Response time  5

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 44 Advanced Analog  Improved FVR  Consists of two parts  Ref

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 45 8-bit DAC FVR VDD DACOUT1 ADC Comparator R(254) R(255) VSRC

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 46 12-Bit ADC  12-bit ADC  Up-to 11 input channels  5 diff

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 47 Lab 2: How to capture BEMF-Signals

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 48 BEMF Capturing Comparison BEMF and Vbus/2 Creating a virtual

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 49 Analyzing BEMF

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 5 Working with the PSMC Module

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 50 Scope Picture

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 51 Lab 1 & 2 Summary  Today we covered:  Easy spinning of

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 52 Lab 3: Adjusting Controls during Runtime

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 53 Lab 3 Summary  Today we covered:  Every Motor is possible

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 54 Additional Resources  AN1160 Sensorless BLDC with dsPIC® DS

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 55 Dev Tools For This Class  DV244005 MPLAB® REAL ICE™ In-circ

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 56 LEGAL NOTICE SOFTWARE: You may use Microchip software exclu

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 6 Class Agenda  Working with the PSMC-Module  Lab 1- Get the

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 7 PSMC Features  PSMC Output Modes  Single PWM  Up to 6 ste

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 8 PSMC Introduction Comparator External Pin Input Sources PSMC

© 2013 Microchip Technology Incorporated. All Rights Reserved. 17104 MC2 Slide 9 PSMC – Block Diagram