3.22EjemploDRM007 Co..

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List of Sections DRM007 BLDC Motor Control Board for Industrial and Appliance Applications 6 List of Sections MOTOROLA
Designer Reference Manual — BLDC Motor Control Board Table of Contents Section 1. Introduction and Setup 1.1 Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15 1.2 Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16 1.3 MC68HC908MR8 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17 1.4 MC68HC908MR8 Pulse-Width Modulator . . . . . . . . . . . . . . . .21 1.4.1 Fault Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23 1.4.2 PWM Output Alignment . . . . . . . . . . . . . . . . . . . . . . . . . . . .23 1.4.3 PWM Counter Timebase . . . . . . . . . . . . . . . . . . . . . . . . . . .24 1.4.4 PWM Load Operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24 1.4.5 Direct Output Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24 1.4.6 Deadtime Insertion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24 1.5 Brief Overview to Brushless DC Motors . . . . . . . . . . . . . . . . . .25 1.6 Washing Machine Application’s Overview . . . . . . . . . . . . . . . .28 1.6.1 Movement Patterns of the Washer. . . . . . . . . . . . . . . . . . . .28 1.6.2 Agitator Hits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29 1.6.3 Software . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29 1.6.4 User’s Menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29 1.6.5 Control Scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29 1.6.6 Target Washer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30 1.7 System Concept . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30 1.8 Warnings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32 1.9 Setup Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33 1.9.1 Programming Mode Setup . . . . . . . . . . . . . . . . . . . . . . . . . .33 1.9.2 Running Mode Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .35 BLDC Motor Control Board for Industrial and Appliance Applications DRM007 MOTOROLA Table of Contents 7
Page 1: BLDC Motor Control Board for Indust
Page 4 and 5: Revision History To provide the mos
Page 8 and 9: Table of Contents Section 2. Operat
Page 10 and 11: Table of Contents 5.9.9 Signed Word
Page 12 and 13: List of Figures Figure Title Page 5
Page 14 and 15: List of Tables DRM007 BLDC Motor Co
Page 16 and 17: Introduction and Setup 1.2 Introduc
Page 18 and 19: Introduction and Setup M68HC08 CPU
Page 20 and 21: Introduction and Setup • Low-powe
Page 22 and 23: Introduction and Setup OR PRESCALER
Page 24 and 25: Introduction and Setup 1.4.3 PWM Co
Page 26 and 27: Introduction and Setup Brushless dc
Page 28 and 29: Introduction and Setup V BUS PWM1 P
Page 30 and 31: Introduction and Setup 1.6.6 Target
Page 32 and 33: Introduction and Setup The Hall sen
Page 34 and 35: Introduction and Setup To program t
Page 36 and 37: Introduction and Setup HALL EFFECT
Page 38 and 39: Operational Description 2.3 Electri
Page 40 and 41: Operational Description By pressing
Page 42 and 43: Operational Description 2.5.5 J5
Page 44 and 45: 44 Schematics and Bill of Materials
Page 50 and 51: Schematics and Bill of Materials 6
Page 52 and 53: Schematics and Bill of Materials 4
Page 54 and 55: Schematics and Bill of Materials DR
Page 56 and 57:
Hardware Design Considerations 4.2
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Hardware Design Considerations VCC
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Hardware Design Considerations As a
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Hardware Design Considerations This
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Hardware Design Considerations DRM0
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Software Design Considerations 5.9.
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Software Design Considerations Clos
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Software Design Considerations The
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Software Design Considerations TIMA
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Software Design Considerations 5.5
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Software Design Considerations the
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Software Design Considerations 5.8
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Software Design Considerations inte
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Software Design Considerations DRM0
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Practical Results Figure 6-2 shows
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Practical Results Taking the rectif
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Practical Results DRM007 BLDC Motor
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Source Code 7.2 Include Files 7.2.1
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Source Code #define SCS1 (*(volatil
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Source Code 7.2.2 START08.H ; /****
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Source Code #pragma DATA_SEG DEFAUL
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Source Code // Function Headers voi
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Source Code void CtrlLCD(UBYTE cont
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Source Code 7.3 Source Code Files 7
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Source Code ZeroOut: ; LDA _startup
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Source Code Loop1: finished: } } DB
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Source Code 7.3.2 MAIN.C ; /*******
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Source Code EnableInterrupts(); do
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Source Code } else { if((PORTB & OP
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Source Code #include "MR8IO.h" #inc
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Source Code #endif /* Initialize ti
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Source Code LDX #0x12 DIV LDHX #0x0
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Source Code */ SINT16 PIController
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Source Code /**********************
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Source Code { #ifdef MOS_3_COM PVAL
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Source Code #ifdef MOS_2_COM PVAL1
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Source Code PVAL3 = _newPWM; PVAL4
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Source Code TurnOffAllPWMOutputs();
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Source Code /**********************
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Source Code void MovCursorLCD(UBYTE
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Source Code /**********************
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3.22EjemploDRM007 Co..

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