4 How to Operate the Demo Board
Contents
1. p r 554 6L VIA um yueuinooq lo lo 5 preog uen 1 5 ary 0508 AU peazesoy zna ionos 2 wazzna ETL wvarvas ele lela le le le oraa 9 v gt 19 rerasean 9 sn dL zr A sii o L 069 01 Sce a gt 9 22222232 igoz 9 9 5 8 2 EERE 2 gt 001 25 042 55 0 5 HO z onoo onone 5 5 5 5 5 H 89 m EST 5 8 ups d vdo zod am 8h 9 5 1 SAS A N OdNO d divdO L9d 190 vH 6L 9 331 0 YOO 9 2 yi IL 10 0 HWO EL 09 E gg 11010 19949 4 E toL d 8 id b M NNS 100 90 894 GEH RM M ono 997 1 TWX d 9 s OLNO 09dd ttd d eano vz 28928 OVX HLALS CE E Nt 92998295752. rere 8 2 CIE Ie TRUM m 9 Temperature Measuring Port nennen 11 4 IGBT Driver Block 13 1 Ec E E E ER 14 2 Constant Mies e 16 3 Constant Temperature poma 17 4 Timing Mode with Constant Power 18 1 Adapter 19 P 20 8 2 List of Tables Table 1 1 Chapter Summary TE o o 00 o o S b MCU AN 500077 E 10 Page 24 Inductor Heater Half Bridge User Manual V1 0 FUJITSU Chapter i EH 8 WFK Heading 1 EEA Content 8 3 MCU Pin Assignment Pin Number Pin Name Function 1 PG2 PPGO X1A OUT1 Sub clock 2 PG1 TRGO ADTG XOA Sub clock 3 Vcc Vcc 4 5 P60 OPAM_P Fan 6 P61 OPAM_N LED COMO 7 P62 OPAM_O SYS_PW 8 P12 EC0 UI DBG DBG 9 PO0 INTOO ANOO System voltage measuring 10 P01 INTO1 ANO1 BZ Buzzer 11 PO2 INTO2 ANO2 UCK NULL 12 POS INTOS ANOS UO SDA for 2 13 P04 INT04 AN04 UI SCL for 2 14 PO5 INTO5 ANOS TOO System current measuring 15 PO6 INTOG ANOG TO1 Plate temperature measuring 16 P07 INTO7 ANO7 ECO IGBT temperature measuring 17 P70 CMPO O OUTO IGBT driver H 18 P71 CMPO P LED COM2 19 P72 CMPO N LED COM3 20 P73 CMP1_O OUT1 IGBT driver L 21 P74 CMP1_P OC
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4. 13 S 5 19 11 SZOT ZOOPNI OL 8N09 8N09 USOS xt amp A EDAM 91 eda x zz ELH 8 8 11891 98g 9 BOON Q31 2 iHd MUMOZ LY 031 vid Md SAS ION Mose X ey ae Hino ened VON D WOO G31 3o ns 189 pviva vas 2 d 031 e 99A 2 ES 209 031 22402 Qm z 208 zZz IW OL 19 H 1851 LOW 20 Nt ni b er N Figure 6 2 Main Board MCU AN 500077 E 10 Page 22 Inductor Heater Half Bridge User Manual V1 0 FUJITSU Chapter i EH 8 WFK Heading 1 EEA Content 7 Additional Information For more information on FUJITSU MICROELECTRONICS products please visit the following website at Simplified Chinese Version http www fujitsu com cn fmc services mcu mb95430 English Version http www fujitsu com cn fmc en services mcu mb95430 MCU AN 500077 E 10 Page 23 FU ITSU Inductor Heater Half Bridge User Manual V1 0 W Heading 1 RS FH Heading 1 EARN ICSF 8 Appendix 8 1 List of Figures Figure 3 Figure 3 Figure 3 Figure 3 Figure 4 Figure 4 Figure 4 Figure 4 Figure 5 Figure 5 1 Board Block 821
5. E Fujitsu Semiconductor Design Chengdu Co Ltd User Manual FUJITSU Inductor Heater Half Bridge Demo Board User Manual FU ITSU FU ITSU Inductor Heater Half Bridge User Manual V1 0 Heading 1 WAITERS Bi Heading 1 WAFERS Revision History Date Author Change of Records 2010 03 12 Kevin Lin V1 1 0 First draft 2010 08 5 Kevin Lin V1 1 0 add figures 2010 10 11 Kevin Lin V1 1 1 modify the Figure 6 2 2010 11 17 Kevin Lin V1 2 0 update the power level Figure 6 2 add error code This manual contains 26 pages The products described in this manual and the specifications thereof may be changed without prior notice To obtain up to date information and or specifications contact your Fujitsu sales representative or Fujitsu authorized dealer Fujitsu will not be liable for infringement of copyright industrial property right or other rights of a third party caused by the use of information or drawings described in this manual The contents of this manual may not be transferred or copied without the express permission of Fujitsu The products contained in this manual are not intended for use with equipment which requires extremely high reliability such as aerospace equipments undersea repeaters nuclear control systems or medical equipments for life support Some of the products described in this manual may be str
6. Heading 1 NFI T EfEJCAE EARNS 7 ADDITIONAL INFORMATION narrare oco 23 8 APPEN c 24 List of a3 g 2h ene Hc 24 MIS 24 8 3 MCU Pin Assignment mee 25 8 4 26 MCU AN 500077 10 Page 4 Inductor Heater Half Bridge User Manual V1 0 FUJITSU Chapter i EH 8 WFH Heading 1 EEA Content 1 Preface 1 1 About This Book This book provides a detailed hardware description of the half bridge inductor heater board The demo board is a reference platform for half bridge inductor heater design This nductor Heater Half Bridge Demo Board User Manual is written for software hardware and system engineers who are developing their own inductor heater project Table1 1 shows the summary of chapters included in this manual Chapter Title Description Preface This chapter introduces the content of this book Oe d Demy This chapter introduces the information of the demo System Level Architecture of This chapter explains the HW design of the demo the Board board How to Operate the Demo This chapter describes how to operate the demo Board board by front board Debugging and Programming This chapter introduces how to connect the demo board to the adapter Schematic
7. P Figure 4 4 Constant Temperature Mode MCU AN 500077 E 10 Page 17 FU ITSU Inductor Heater Half Bridge User Manual V1 0 Heading BRI Heading 1 13 424 Timing Mode If the system is already in constant power mode or constant temperature mode the user can touch the BUTTON7 to make system entering timing mode The system will run in constant power mode or constant temperature mode until the time is out After that it will back to standby mode automatically In timing mode user can touch the or to select hour or minute setting and touch the BUTTONS or to change the content The figure which is in setting will flicker in frequency of 1HZ as the same as mentioned before The rang of time is 1minute to 1hour and 59 minutes Figure4 4 shows the timing mode BUTTONS 4 Ue Y 1 4 ad A Iw ONG es ee Figure 4 5 Timing Mode with Constant Power Output Note 1 User can quite constant power mode constant temperature mode or timing mode by BUTTONO BUTTON1 BUTTON7 respectively 2 If the system is in timing mode the touch to BUTTONO or is invalid 3 In constant power mode or constant temperature mode the touch to BUTTONS or BUTTON has no effect MCU AN 500077 E 10 Page 18 Inductor Hea
8. 11 325 Debugger 11 3 3 12 12 3 3 2 Filter and Fraud Xx duda 12 3 4 Resonant 13 3 4 1 ecu epu qc Tr t 13 3 4 2 Resonant Tank 13 4 HOW TO OPERATE THE DEMO BOARD 14 4 1 Assemble the Platform m oom 14 4 2 Operate the Demo Board uie iiti aa exime etri di reae dehet E idee 15 4 2 1 Power ON OFF 03 00 15 422 Constant Power Mode Y EX ERER CR ERERVN 16 4 2 38 Constant Temperature Mode 17 424 TMN M d t bU n ta dta URL MUS I UN a MAIN UM DE 18 5 DEBUGGING AND PROGRAMMING 5 a nan aa 19 5 1 Debugging Tool Connection 19 52 estes tiie eee iid ener ie Ra 20 21 MCU AN 500077 10 Page 3 FU ITSU Inductor Heater Half Bridge User Manual V1 0 W FH ETE Heading 1 IERI T SEE MER FH
9. L Figure 2 1 main board MCU AN 500077 E 10 Page 6 Inductor Heater Half Bridge User Manual V1 0 FUJITSU Chapter amp iR KR CRIA Heading 1 Content Figure 2 2 shows the front view of the front board and the modules Figure 2 2 Front Board MCU AN 500077 E 10 Page 7 inductor Heater Half Bridge User Manual V1 0 WR 621 5 Heading 1 WARFARE RAC RR POR LETTE KH Heading 1 MHA 7 3 System Level Architecture of the Board 3 1 Board Block Diagram Figure 3 1 gives a system level architecture of the demo board It has these sections control power supply resonant circuit Filter and Rectifier driver comp2 Out c comp3 Short Circuit Protection M C Over Current Protection rature 4 Key amp Display Buzzer Figure 3 1 Board Block Diagram MCU AN 500077 E 10 Page 8 Inductor Heater Half Bridge User Manual V1 0 FUJITSU Chapter 4i FB JERK Heading 1 Content 3 2 Control Module The Control Module is based on the MB95F430H It has several specialized hardware peripherals like 16 bit output compare unit 10 bit ADCs internal voltage comparator OPAMP and buzzer driver which are required for inductor heater control 3 2 1 MCU Socket The demo board uses a LQFP32 footprint for MB95F430 Additionally there is test pins for each pin of MCU 3 2 2 Key and
10. and BOM This chapter shows the schematic and BOM of the demo Table 1 1 Chapter Summary 1 2 Reference Material Use this book in conjunction with e Inductor Heater Half Bridge FW User Manual v1 1 0 MCU AN 500077 E 10 Page 5 FU ITSU Inductor Heater Half Bridge User Manual V1 0 ER Heading 1 WAIT SEEM fiy Heading 1 SZ RITE JE SZ 2 Introduction of the Demo Board 2 1 Introduction The Inductor Heater Half Bridge Demo Board is a reference design for customer It contains two part namely main board and front board They are controlled by only one MCU The main board is built around Fujitsu MB95F430 serial MCU The abundant modules and peripherals make it very suitable for Inductor Heater design no matter a half bridge style or a quasi resonant one The front board adopts LED display and capacitive touch buttons It supports max 8 single LEDs a LED module and 8 buttons 2 2 Feature This demo board supports these features below e Support 8 single LEDs and a LED module 8segments max Support 8 touch sense buttons e Afford debugging interface for MCU and tuning interface for touch sense chip 9 power levels 600w 700w 900w 1200w 1400w 1800w 2000w 2400w 3000w Three modes constant power constant temperature timing 2 3 Demo Board Module Figure 2 1 shows the front view of the main board and the modules
11. inductor heater works the fan need to work at the same time to chill the heat sink and decrease the temperature of the rectifier module and IGBTs in advance The fan is a 12v driving set A 7812 is used to convert the 15v to 12v The buzzer module is located on the main board and it is drove by the specialized BUZ pin of the MCU MCU AN 500077 E 10 Page 10 Inductor Heater Half Bridge User Manual 1 0 jitsu Chapter 4i FB Heading 1 Content 3 2 4 Temperature Measure Circuit In order to avoid the IGBT failure caused by over temperature a NTC is placed on the top of IGBT Q1 to monitor the temperature Apart from the NTC on IGBT there is another NTC is used to measure the temperature of the pot It is placed in the middle of the wire plate where is close to the bottom of the pot IGBT temperature Plate temperature measure measure Figure 3 3 Temperature Measuring Port 3 2 5 Debugger Interface Socket J1 on the main board provides an interface for BGMA with MCU The user can program the MCU or do debugging using the BGMA MCU AN 500077 E 10 Page 11 FU ITSU Inductor Heater Half Bridge User Manual V1 0 FPR Heading 1 WAIT REWER BR Heading 1 3 3 Power Supply 3 3 1 SMPS A 15v DC block power supply U1 serves as the main power supply to the control section of the demo board T
12. Display There are 8 single LEDs D1 D8 and a LED module on the front board The LEDs indicate the mode that the inductor heater is being in The LED module displays the output power Level in constant power mode temperature in constant temperature mode or time in timing mode All the keys are capacitive touch sense buttons This function is implemented through AT5088 which is an ASIP for capacitive touch application The AT5088 can support 8 buttons max Figure 3 2 shows the key and display definition ON OFF Constant temperature gt 2 CH Constant 728 X Prot BUTTONS power Figure 3 2 Key Definition MCU AN 500077 E 10 Page 9 co FUJITSU Inductor Heater Half Bridge User Manual V1 0 Wa JH AREH Heading 1 SHIT EA AREH Heading 1 WAFERS The front board is connected with the main board through the 10 pin port including 5 wires for LED 5 2 wires for 2 bus and 2 wires for GND and 5V The socket J2 on the front board is prepared for AT5088 tuning Figure 3 3 shows the connector Al Ve Figure 3 3 Connector to Front Board The table below shows the pin definition of front board connector Table 3 1 Connector Definition Pin Number 1 2 3 7 8 9 10 5V GND COMO COM4A LED SDA SCL NC 3 2 3 Fan and Buzzer When the
13. Flag1 PotDetect amp fFlag1 PotExt 34 35 36 this function vill produce a flag to indicate 37 that there is a pot on the plate or not 38 39 PotDetect 40 1 pot detecting completed then check the PotExt bit 42 else if Flag1 PotExt 43 44 4 45 if Flag1 StartTiming 46 47 HeatTiming 4 xe T Figure 5 2 Project More information for the SOFTUNE please refer to the SOFTUNE Workbench USER S MANUAL MCU AN 500077 E 10 Page 20 Inductor Heater Half Bridge User Manual V1 0 FUJITSU Chapter 4i FB JERK Heading 1 BRAS Content 6 Schematic Figure 6 1 shows the front board circuit 5 ETE au 4 Figure 6 1 Front Board MCU AN 500077 E 10 Page 21 AC SA ED Heading 1 MWA ircuit Inductor Heater Half Bridge User Manual V1 0 Fria eR Heading 1 co Figure 6 2 shows the main board
14. ategic materials or special technology as defined by the Foreign Exchange and Foreign Trade Control Law In such cases the products or portions thereof must not be exported without permission as defined under the law 2008 Fujitsu Microelectronics Shanghai Co Ltd MCU AN 500077 E 10 Page 2 Inductor Heater Half Bridge User Manual V1 0 FUJITSU Chapter i EH 8 WFK Heading 1 EEA Content Contents REVISION HISTORY em UU 2 T ul c 5 11 About This BOOK 5 T Referenc Material sereia aaa A A EAT 5 2 INTRODUCTION OF THE DEMO nn 6 21 MPOCUIG IO rt rox vid emet nca nci Uds ced ufi nes Ranen 6 ACEE X5 6 2 3 Demo Board 6 3 SYSTEM LEVEL ARCHITECTURE OF THE BOARD 8 3 1 Board Block PIER o o o oo MT 8 3 2 GCG 9 Ros e 9 3 2 2 Key and IS Ay MP 9 3223 Pal 10 3 2 4 Temperature Measure
15. de Figure 4 2 Standby Mode MCU AN 500077 E 10 Page 15 FUJITSU Inductor Heater Half Bridge User Manual V1 0 Heading 1 MAF BERS BRI CER Heading 1 WAFERS 4 2 2 Constant Power Mode When touch the after the system is in standby mode the system enters constant power mode D4 and D2 will be on and the led module will display the power level that indicates the output power User can touch the BUTTONS or to select the power level The first touch to each of the two buttons will trigger the selecting process with figure flickering Touching BUTTONS increases the power level while touching BUTTON4 decreases the power level The selection will be confirmed until 5 seconds after each touch Figure 4 2 shows the constant power mode Figure 4 3 Constant Power Mode MCU AN 500077 E 10 Page 16 Inductor Heater Half Bridge User Manual V1 0 FUJITSU Chapter 4 FB JERK Heading 1 We Ab BRAS Content 4 2 3 Constant Temperature Mode Touch the BUTTONO will shift the system to constant temperature mode from constant power mode or standby mode D3 D1 will light on The figure shown by led module means the target temperature that user set The user can touch the BUTTONS or BUTTONA to change the target temperature Figure 4 3 shows the constant temperature mode 1 BUTTON4 M a
16. he 15v power supply is supplied to the gate driver directly A 12v power supply for the fan is generated using a regulator U3 The 5v is also generated from 15V using the regulator U2 3 3 2 Filter and Rectifier Before entering into the resonant sink the 50HZ AC power has to be change to DC Link by the Filter and Rectifier stage The filter part consists of some protection components induction and capacitors such as fuse F1 relay RL1 inductor L2 and capacitor C16 C14 and C21 Rectifier module RL1 convert AC to DC then the DC power go through the L1 and C22 to the resonant sink A current transformer T2 is embedded in the circuit for AC current measure For more information please refer to the chapter Schematic and BOM MCU AN 500077 E 10 Page 12 Inductor Heater Half Bridge User Manual 1 0 Chapter E 48 AWEK Heading 1 FIT EIA Contents 3 4 Resonant Circuit 3 4 1 IGBT driver The IGBT driver circuit is built around IR2113 manufactured by IR There are two power supplies for it One is 15v which will supply power to the IGBT gate and another is 5v which supply power to the logical part of the component JMP1 is used to disable or enable the driver output When the jumper is open the driver output will be enabled or it will be disabled IS CTI I Open Itna Figure 3 4 IGBT Driver Block 3 4 2 Resonant Tank IGBT Q1 and Q2 C18 C24 and wire plate make up the main
17. part of the resonant tank J8 and J9 sever as the headers for wire plate connection Current transformer T1 is added to the resonant sink serial with the wire plate It will transform the current to the MCU for over current protection A heat sink is used here to disperse the heat generated by IGBTs and rectifier MCU AN 500077 E 10 Page 13 FU ITSU Inductor Heater Half Bridge User Manual V1 0 FH JAH EK Heading 1 OA BRAS Heading 1 413 Ab SE 4 How to Operate the Demo Board 4 1 Assemble the Platform This Demo Board Set consists of such parts Main board e Front board Wire plate Fan One 10 wire bus Figure 4 1 shows the assembled demo board platform Figure 4 1 Demo Platform MCU AN 500077 E 10 Page 14 Inductor Heater Half Bridge User Manual 1 0 FUJITSU Chapter 4i FH Fih Heading 1 EARS Content 4 2 Operate the Demo Board 4 2 1 Power ON OFF If the main board is connected to 220v The MCU will run immediately but the power stage doesn t work User can drive the relay to be on by touching BUTTONG6 then the system run in standby mode The led D5 D7 on the front board will light as indication of standby mode The 01 08 and LED module will not light on User can also shift the relay to be off by touching the BUTTONG All mentioned below can be done only after the system is in standby mo
18. protection reference voltage 22 P75 CMP1_N OC input 23 P76 CMP2_O UCK LED 1 24 P63 CMP2_P Surge protection reference voltage 25 P64 CMP2 Surge input 26 P65 CMP3 O UO LED COM4 27 P66 CMP3 P Short circuit protection reference voltage 28 P67 CMP3 N Short circuit protection 29 PF2 RSTX Reset 30 oscillator 31 PF1 X1 oscillator 32 Vss Vss MCU AN 500077 E 10 Page 25 co Inductor Heater Half Bridge User Manual V1 0 Heading 1 WATERERS fiui BR TR Heading 1 NIIT XEfEJCAE EARNS 8 4 ErrorCode Error Code Description Notes EO HW STOP is set the power supply is lower E1 Low voltage than 185V the power supply is higher E2 Over voltage than 256V Pot temperature sensor is short E4 Pot temperature sensor is open E5 IGBT temperature sensor is short E6 IGBT temperature sensor is open the temperature of pan Pan over temperature bottom is higher than 200 C the temperature of IGBT is E8 IGBT over temperature higher than 80 C MCU AN 500077 E 10 Page 26
19. ter Half Bridge User Manual V1 0 FUJITSU Chapter 4i FB JERK Heading 1 MAF EERE Rs Content 5 Debugging and Programming 5 1 Debugging Tool Connection Figure 5 1 shows how to connect the adapter to demo board 3 80 9r1 ZEW Figure 5 1 Adapter Connection MCU AN 500077 E 10 Page 19 FUIITSU Inductor Heater Half Bridge User Manual V1 0 Heading 1 MAT RES BRI CER Heading 1 WAFERS 5 2 Overview of Project The project can be opened using SOFTUNE V3 0 The files are listed in the left table Figure 5 2 shows the project gs SOFTUNE Workbench test0731 IH c Workspace test0731 3 B test0731 abs testt Source Files 8 nain 0 f2mcifx c 914 7 apc c 18 DIO BaseTimer c 11 InitIrqLevels 0 BuzzerandFan c 12 InitHCU Displayandkey c 13 12 14 m 15 DeftSetting InitMcu c 16 PowerOutput c 47 while 1 7 Protect c 18 startup asm 19 System Tick 8 vectors c 28 DoKey handler t Include Files 21 DisplaySetting i F2mcafx h 22 FanDlyStop def h 23 Buzzerttrl displayandkey h 24 StartOCUPro delay 15 i I2C h 25 ih h 26 E mb95430 h 27 all below will not be excuted unless poweroutput h 28 the power is on and no error Dependencies 29 x Debug 36 if Mode f STANDBY_MODE 31 H 32 check if need to dectet pot 33 if
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