Motor Control Development Kit
Contents
1. 888 sen in e 5 S 9 y coo eee 588280505 al EBBS IZOL 1 1 I aen 4 13800 M UA3RRAD O MIAS cie M 1 was 3 4 P 2 b Qn 1 1 i _M 1 c29 1 E i E 1 ES 1 4 E le kw 1 5 FINEON TECHNOL E u S ous 4 BT 1 0 ue pis 5 i Wel a pes 92 e 420 Ua n erg ebwy c Ed fi 3 ns 2 n Lu 8 ome utu p P 0 1 5 88 kaa le ES So 5 cis 519 25 JP9 JPG JP PL Figure 11 Silk Top User s Manual 16 V 1 0 2003 06 Infineon technologies Motor Control Development Kit Appendix 2 BOM 8 Appendix 2 BOM Table 8 Bill of Material for MCDK Reference Design Designator Quantity Type Footprint CB1 gt CB6 6 Solder drop custom footprint C1 gt C3 3 2 2F _082. E Bg 55 ad H 2 2 pH H axi 2 E 58 ae a 85 LU n 4 pA E 118 28 sF 3 5 Sano w 2 rj EP ds User s Manual 20 V 1 0 2003 06 Infineon Motor Control Development Kit Appendix 4 Waveforms 10 Appendix 4 Waveforms Phase A POSO H1 POS2 H2 COUTO 1 B COUT1 B CC2 C COUT2 C Figure 12 Waveforms of PWM and Hall Pattern Signals Driving 3 phase BLDC motor Measured with a Mixed Signal Oscilloscope User s Manual 21 V 1 0 2003 06 http www infineon com Published by Infineon Technologies AG
3. Board can be used for current torque or speed control Supports Hall Effect sensors or sensor less control Extension for alternative MCU like XC164 Small foot print 514 x 3 dimension 133 4mm x 76 2mm SW development tools Keil Compiler Debugger or Mini Debugger http www keil com free reference software User s Manual 4 V 1 0 2003 06 jese Infineon Motor Control Development Kit MCDK Overview 2 3 Assembly Power Transistors Current Sensor Bridge val Driver DC Wires Supply 4 Hall Signals Pot for speed setting EEPROM C868MCU Expansion I Os for Alternate MCU RS232 Figure 1 Assembly of the MCDK Board User s Manual 5 V 1 0 2003 06 _ Infineon Motor Control Development Hardware Design 3 Hardware Design The hardware is designed with maximum versatility and flexibility to meet fluctuating motor drive needs CPU selections between C868 and alternatives like C164 XC164 and TriCore Power Transistor Packages compatible in both and D2PAK Bridge Driver selection between TLE6280 TLE6287 Motor rotor position detection through hall sensors or sensor less calculation Booting sequences via EEPROM RS232 or on chip ROM Circuit protections for over current and over temperature conditions The following block diagram illustrates the basic idea to drive a 3 phase AC induc
4. 00 6 cw B Figure 4 Assembly Bottom coomm LOGIES Figure 5 Assembly Top User s Manual 13 V 1 0 2003 06 Infineon technologies Figure 6 Figure 7 User s Manual Motor Control Development Kit Appendix 1 Layout 29 din COE EXE EE Bottom Top V 1 0 2003 06 _ Infineon technologies Motor Control Development Kit Appendix 1 Layout Figure 8 Mask bottom s oe HH m mm m m 3 8 4 2 p am uu ee an nm as eon 2 2 W I 3 21211111 9 97 nn 0000000000000000000000HB e Figure 9 Mask top User s Manual 15 V 1 0 2003 06 technologies Motor Control Development Kit Appendix 1 Layout noenitnI sipolondast 01 1 04 8882
5. 05 C4 gt C6 3 0 22uF _0805 C7 1 15uF 25 D PACK C8 C19 2 21206 C9 1 12nF _0805 C10 C11 2 10uF 100v Radial Bulk C16 1 10nF _0603 C17 C18 2 22pF _0603 C20 C21 C23 C25 C26 12 100nF _0603 C27 C29 C31 C32 C33 C35 C36 C22 C24 2 10uF 1206 C28 1 10nF _0603 D1 1 1N4148 SOD 123 D2 1 1201 red _1206 orang 1202 red D3 1 404 1059 1 _1206 ND JP1 JP2 JP4 gt JP7 6 HEADERS 513 JP3 1 JUMPER SIL2 JP9 1 HEADER 25 SIL25 JP10 1 HEADER 2 SIL2 J1 1 Motor Wires Conn Hdr Vert Mini Fit SR 3Pos J2 1 Hall Sensor SIL5 Signals J3 1 DC Power Conn Vert Mini Fit SR 2Pos Supply User s Manual 17 V 1 0 2003 06 Infineon technologies Motor Control Development Kit Appendix 2 BOM Table 8 Bill of Material for MCDK Reference Design Designator Quantity Type Footprint M1 gt M6 6 SPB80NO6 P 263 7 3 52 05 021 1 CSTLA10M SIL3 6 55002 1 1 P8075SCT SPST ND POT1 1 ST7A103CT 7mm Squared SMD J Lead CT ND POT2 1 3310C 1 9mm Squared RT ANGLE PLAS 103 ND P1 MALE 1 A2096 ND DB9 PCB R1 gt R6 6 220 Axial 1 4W type ERDS2T R13 gt R18 R27 R33 R34 9 1KQ _0603 R19 R31 2 279 _0603 R20 1 _ 0603 R21 1 47 _ 0603 R22 1 300KQ _0603 R24 1 _ 0603 R25 R26 R32 R36 4 10KQ _0603 R28 1 100 1 0W _ 2512 R29 1 100Q _0603 R30 1 2700 _ 0603 835 1 _ 0603 8
6. 37 1 1KQ _0603 R38 R39 2 150Q _0603 R40 2 0 0050 resistors parallel 0 010 ohms 5W R41 1 4K7Q _0603 TP1 1 GND POINT SIL1 T1 1 KT110 SIL2 U1 1 C868 tssop38 TSSOP User s Manual 18 V 1 0 2003 06 Infineon technologies Motor Control Development Kit Appendix 2 BOM Table 8 Bill of Material for MCDK Reference Design Designator Quantity Part Type Footprint U2 1 EEPROM SOIC8 64K 2 7V U3 1 TLE4274GS P SOT223 4 1 V33 U4 1 LM6132AIM SOIC8 ND U5 1 TLE6280GP P DSO36 12 U6 1 MAX3221E TSSOP16 User s Manual 19 V 1 0 2003 06 Infineon technologies Motor Control Development Kit Appendix 3 Schematics 9 Appendix 3 Schematics E cle 5 Ri HT T 41 4 a T 8 ar 2 M geld 0 1 Deng aS NOT 0 1 D d Powr EHE ND 10481009 port SECT NO
7. ModeTable Table 3 Jumper setting for logic power supply voltage JP2 Logical Power Supply Voltage Selection 1 2 Vcc 5V 2 3 Vcc 3 3V Table 4 Jumper setting for boot enable and disable JP3 Boot Enable Disable Open Boot from PC via RS232 Close Boot from EEPROM Table 5 Jumper setting for position detection methods JP4 JP5 and JP6 Position Detection 1 2 Hall Sensor 2 3 Sensor less Table 6 Jumper setting for A2D input selection JP7 A D Input selection 1 2 Temperature Input 2 3 Current Input User s Manual 9 V 1 0 2003 06 Infineon Motor Control Development Kit Get Started 5 Get Started 5 1 Run the Demo The EEPROM on the board has been pre programmed with a BLDC motor control reference demo the microcontroller C868 will boot from the EEPROM and automatically fetch then execute the code after power up The potentiometer for speed setting is preset at zero RPM To run the demo follow these steps Hook up the motor wires and hall sensor signals of the brushless DC motor to the board Connect a 12 24V battery with at least output current to the board the board 15 powered up then on the knob of the potentiometer the motor will starts to spin Since the reference code is designed for a demo motor the code has to be fine tuned for the right type of motor applied 5 2 Re program the EEPROM Users can re program the EEPROM with their own code to do this f
8. RR Error signal from bridge drive 15 TX Transmitting signal of RS232 16 RX Receiving signal of RS232 17 CS Chip select signal for EEPROM 18 SIO Serial I O pin of EEPROM 19 SCK Serial Clock signal of EEPROM 20 GND Ground 21 RST Reset signal for CPU 22 3 3V Logic voltage supply when C868 used 23 5V Logic voltage supply when alternate MCU used i e C164xx 24 GND Ground 25 24V_IN DC power supply filtered User s Manual 11 V 1 0 2003 06 _ Infineon qq Motor Control Development Kit Utilize an Alternative Microcontroller The expansion I Os provide all the necessary signals for external microcontroller to access the EEPROM RS232 interface and motor drive circuits There are two ways to utilize an alternate microcontroller One is to design a mezzanine board that can plug on top of the MCDK board through the JP9 connector the other way is to connect a 25pin flat cable to an existing microcontroller board e g a starter kit For the MCDK board some changes have to be done the on board C868 device must be un populated to avoid signal conflicts also the jumper JP2 should be re positioned if the alternate microcontroller uses a different I O logic voltage supply i e 5V User s Manual 12 V 1 0 2003 06 Motor Control Development Kit Appendix 1 Layout e 8 MCDB 868 POWERED om P oan wm 25235855 eon 4 20
9. User s Manual V 1 0 June 2003 Motor Control Development Kit A reference design for low voltage S phase induction and brushless motor control Microcontrollers Never stop thinking Motor Control Development Kit Revision History 2003 06 V 1 0 Previous Version Page Subjects major changes since last revision 1 0 June 2003 First Release References Infineon C868 User s Manual http www infineon com cmc_upload documents 048 247 UM c868 singlepage v1 0 pdf Infineon TLE6280GP Datasheet http www infineon com cmc_upload documents 01 4 220 TLE6280GP_P6_1 pdf We Listen to Your Comments Any information within this document that you feel is wrong unclear or missing at all Your feedback will help us to continuously improve the quality of this document Please send your proposal including a reference to this document to ipdoc infineon com _ Infineon qq Motor Control Development Kit Introduction 1 Introduction This user manual describes the MCDK Motor Control Development Kit reference design board and its functions The MCDK reference design provides a turnkey solution for driving 3 phase low voltage brushless DC and AC induction motors which are usually powered by batteries The hardware design applies a broad range of Infineon IC products including microcontroller bridge driver power transistor temperature sensor and volta
10. ge regulator Infineon also makes Hall Effect sensors which often are placed inside Brushless DC motors for position sensing Also included in the kit is reference software This reference solution allows engineers to shorten the development cycle reduce the design cost and cut the time from concept to market significantly The reference software provided with the MCDK release demonstrates a variable speed drive for a high speed brushless DC motor with hall sensors the motor has the following features 24V DC Supply 3 phase 4 pole trapezoidal 34 Horse Power Speed up to 30 000 RPM The software can be trivially changed to adopt different type of 3 phase brushless DC motors User s Manual 3 V 1 0 2003 06 _ Infineon Motor Control Development Kit MCDK Overview 2 MCDK Overview 2 1 Parameters The MCDK reference design meets the following specifications Low Voltage 12V 24V DC High Current 50A continuous DC Output Power Up to 1 2KW Power Efficiency gt 95 2 2 Features 8 bit MCU C868 with on chip 8 SRAM 5 channel 8 bit ADC and powerful PWM module CAPCOM6E 3 Phase Bridge Driver TLE6280G 6 OptiMOS MOSFETs 5 80 0652 05 TO263 package 55V 80A 4 8 mQ Rps on EEPROM 8 to store program stand alone boot option RS232 Interface to PC for SW development boot from PC option Protection shut down protection for over current and over temperature
11. ollow these steps Switch off the power supply by disconnecting the battery Open the jumper JP3 Connect a RS232 cable to the host PC and execute the Loader program on the PC Connect the battery back so the board will be powered up again Close the jumper JP3 Download your code into the EEPROM User s Manual 10 V 1 0 2003 06 6 _ Infineon technologies Motor Control Development Kit Utilize an Alternative Microcontroller Utilize an Alternative Microcontroller The expansion I O connector JP9 allows users to apply an alternative microcontroller to drive the motor for example the Infineon C166 series microcontrollers with integrated CAPCOME6 E PWM units such as the 164 The signals of the expansion I O JP9 are described in the following table Table 7 Description of Expansion I Os of JP9 Pin Name Description 1 CCO First phase high side PWM signal 2 COUTO First phase low side PWM signal 3 CC1 Second phase high side PWM signal 4 COUT1 Second phase low side PWM signal 5 2 Third phase high side PWM signal 6 COUT2 Third phase low side PWM signal 7 CTRAP Over current trap signal 8 POSO Rotor position signal 9 POS1 Rotor position signal 10 POS2 Rotor position signal 11 Temp Temperature or Current amplitude Current 12 SPEED Motor speed setting 13 MFP Multifunction control signal for bridge drive 14 E
12. s the factory setting for circuit breaks and jumpers CB1 Close CB2 Close CB3 Open CB4 Open CB5 Close CB6 Open JP1 1 2 JP2 243 JP3 Close JP4 1 2 5 1 2 JP6 1 2 7 1 2 4 1 Circuit Break Settings The circuit breaks are pre set in the assembly process a solder drop between the gap makes the circuit break Close otherwise the circuit break is Open The circuit breaks CB4 CB5 and CB6 are used to select two types of Infineon bridge drivers the factory setting is choosing the TLE6280 To choose the TLE6287 the configuration for CB4 CB5 and CB6 will be Table 1 Configurations for using TLE6287 bridge driver CB4 CB5 CB6 TLE6287 Close Open Close The circuit breaks CB1 and CB2 make the board flexible for users who want to use the A D ports of the microcontroller for alternate purpose In this case they need to be Open While CB3 is closed the board can supply a DC voltage to the external RS232 connections where opto isolation can be applied User s Manual 8 V 1 0 2003 06 _ Infineon Motor Control Development Kit Board Configurations 4 2 Jumper Settings Jumper setting is more flexible users can change on the fly to meet specific applications Table 2 Jumper setting for bootstrap mode JP1 Bootstrap Mode Selection 1 2 Bootstrap Mode 2 3 Normal
13. tion or BLDC motor Intelligence Bridge driver Power Stage Position Feedback Sensor or Sensor less Figure 2 Block Diagram of 3 phase Motor Control Circuit The Infineon C868 microcontroller implements a powerful PWM unit CAPCOMGE which is able to generate optimized PWM waveform for all kind of motor controls with minimal CPU load The following diagram illustrates how the can generate 6 channels of PWM signals according to the 3 hall sensor position signals to drive a 3 phase BLDC motor The CAPCOMGE is very flexible and can generate practically any pattern that is desired User s Manual 6 V 1 0 2003 06 Infineon technologies Motor Control Development Kit Hardware Design eee ee ee ee Period Reg CT1P Pi I I Signals p E Jeco Offset Reg Dr Fc Compare Timer 16 bit j X 2 lt COUT2 Al Hall Effect Noise Filter Hall Pattern Signals Figure 3 Block Diagram of the CAPCOM6E PWM Unit with C868 User s Manual 7 V 1 0 2003 06 Infineon Motor Control Development Kit Board Configurations 4 Board Configurations The MCDK board is pre configured during production The following table show
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