Contents Revision History System Introduce System Hardware Environment Development Environment and Tools Hardware Desi

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1 FUJITSU MICROELECTRONICS (SHANGHAI) CO., LTD. Unit 1501, Jin Mao Tower, 88 Century Ave., Pudong New Area, Shanghai, P.R. China Tel: Fax: F²MC-8FX FAMILY 8-BIT MICROCONTROLLER MB95F430 SERIES Induction Heater C Library User Manual Revision History Version Date Comment Charge Create. Folix Modified: MCU Pin Assignment; Folix

2 Contents Revision History System Introduce System Hardware Environment Development Environment and Tools Hardware Design System Hardware Block Diagram MCU Resource Usage MCU Pin Assignment System Function Global Variable Function List Function Prototype InitSys () GetKey () ParseKey () EventProc () Display () Event Function Function List Function Prototype ModeCaoCai () ModeHuoGuo () ModeDunCai () ModeBaoTang () ModeBaoWen () WattInc () WattDec () TmrInc () TmrDec () TmrRst () TempInc () TempDec () ConstTempProc () Driver Function Function List Function Prototype GetADC (int chl) BuzzerOn () BuzzerOff () PowerOn () PowerOff () PWMSet (int cycle,int duty) PwmOn () PwmOff () FanOn () FanOff () VCInit () OPAMPInit () Interrupt Function Function List Function Prototype Keyboard () ProtectIGBT () ProtectSys () IntCurOver () IntVolOver () IntSurge () IntKettle () Demo System System Features / 21

3 9.2. Software Design User Interface System Module System Main Loop System Files System Files Structure Appendix Display Content Error Code / 21

4 1. System Introduce This document introduce how to use the C library API to develop the Induction Heater based MB95F434K. 4 / 21

5 2. System Hardware Environment CPU Chip: Fujitsu MB95F434K; CPU Frequency: 16.25MHz; Minimum Instruction Time: 61.5ns; Ram Space: 496Bytes; Code Space: 20KBytes; 5 / 21

6 3. Development Environment and Tools Name Description Manufacturer Notes Windows XP Pro PC OS Microsoft SP2 Softune V3 Software Developing IDE Fujitsu For FFMC-8L MB95F434K Emulator MCU Emulator Fujitsu --- Cadence SPB Design Schematic and PCB Cadence V / 21

7 4. Hardware Design 4.1. System Hardware Block Diagram The electromagnetic eddy current heating is our system theory. We use the PWM to control the IGBT to generate the heating eddy current. We can adjust the PWM width to adjust the power. The fan is use to cool the IGBT. The feedback signal is used to protect the system and calculate power. The feedback signal includes current, voltage, surge and temperature MCU Resource Usage MB95F434K Resource Usage No. Resource Usage Info Remark 1 VCC 5.0V 2 ROM 15KBytes 3 RAM 300Bytes 4 OSC Clock 16.25MHz 5 CPU Clock 8.125MHz 6 GPIO 6 Pins LED COM(5),Start 7 INTxx 1 Pins (Internal) Pad osc 8 8/16Bit PPG(Timer) 1 Pins(PPG) 9 ANxx 4 Pins 10 UART0 LED Display 11 Debug 1 Pins 12 Watchdog Timer Monitor System 13 16Bit Timer0 Keyboard Sample 14 16Bit Timer1 10MS Timer Protect,Error 7 / 21

8 4.3. MCU Pin Assignment No. Name Define Note Remark 1 PG2/PPG0/X1A/OUT1 sub oscillator LED COM1 2 PG1/TRG0/ADTG/X0A/BZ/OUT0 sub oscillator Fan 3 VCC VCC Vcc 4 C C C 5 P60/OPAMP_P OPAMP_P Current by Resistor 6 P61/OPAMP_N OPAMP_N 7 P62/OPAMP_O P62 LED COM2 8 P12/EC0/UI/DBG P12/DBG Debug 9 P00/INT00/AN00 P00 Start IGBT 10 P01/INT01/AN01/BZ BZ Buzzer 11 P02/INT02/AN02/UCK/TRG0 UCK Serial Clock 12 P03/INT03/AN03/UO/PPG0 UO Serial Data 13 P04/INT04/AN04/UI/HCLK1 AN04 AC voltage Measuring 14 P05/INT05/AN05/TO0/HCLK2 AN05 AC Current Measuring 15 P06/INT06/AN06/TO1 AN06 Temperature for IGBT 16 P07/INT07/AN07/EC0 AN07 Temperature for plate 17 P70/CMP0_O/OUT0/TRG0 P70 LED COM4 18 P71/CMP0_P CMP0_P PAD-L+ Input 19 P72/CMP0_N CMP0_N PAD-L- Input 20 P73/CMP1_O/OUT1/PPG0 PPG0 PPG-IGBT 21 P74/CMP1_P CMP1_P OverCurrent Reference Input 22 P75/CMP1_N CMP1_n OverCurrent Compare Input 23 P76/CMP2_O/UCK P76 LED COM3 24 P63/CMP2_P CMP2_P OverVoltage Reference Input 25 P64/CMP2_N CMP2_N OverVoltage Compare Input 26 P65/CMP3_O/UO P65 LED COM0 27 P66/CMP3_P CMP3_P Surge Reference Input 28 P67/CMP3_N CMP3_N Surge Compare Input 29 PF2/RSTX PF2 Reset 30 PF0/X0 X0 oscillator 31 PF1/X1 X1 oscillator 32 VSS VSS Vss 8 / 21

9 5. System Function 5.1. Global Variable Variable Description Note BYTE dval[4]; Display for 4-bit digital. Used in Display function. BYTE dled; Display for 8 led. Used in Display function Function List Prototype Description Note void InitSys(void) Initalize system. call in the system at first int GetKey(void) int ParseKey(int key) void EventProc(int evt) void Display() Get the user pushed key. Get the system event. Process the event by the event value. Display process 5.3. Function Prototype InitSys () Prototype void InitSys(void) Description Initalize system GetKey () Prototype int GetKey(void) Output int, return the key value. Description Get the user pushed key ParseKey () Prototype int ParseKey(int key) Output int, return the event value. Input key, the user pushed key. Description Get the system event EventProc () Prototype void EventProc(int evt) Input evt, the system event. Description Process the event by the event value Display () Prototype void Display(). Description Display. 9 / 21

10 6. Event Function 6.1. Function List Prototype Description Note void ModeCaoCai(void) void ModeHuoGuo(void) void ModeDunCai(void) void ModeBaoTang(void) void ModeBaoWen(void) void WattInc(void) void WattDec(void) void TmrInc(void) void TmrDec(void) void TmrRst(void) void TempInc(void) void TempDec(void) void ConstTempProc(void) Change mode to CaoCai. Change mode to HuoGuo. Change mode to DunCai. Change mode to BaoTang. Change mode to BaoWen. Increase the watt. Decrease the watt. Increase the timer s value. Increase the timer s value. Reset and turn off the timer or start the timer. Increase the temperature in stew mode. Decrease the temperature in stew mode. Constant temperature heating process. It is used in empty event Function Prototype ModeCaoCai () Prototype void ModeCaoCai(void) Description Change mode to CaoCai ModeHuoGuo () Prototype void ModeHuoGuo(void) Description Change mode to HuoGuo ModeDunCai () Prototype void ModeDunCai(void) Description Change mode to DunCai ModeBaoTang () Prototype void ModeBaoTang(void) Description Change mode to BaoTang. 10 / 21

11 ModeBaoWen () Prototype void ModeBaoWen(void) Description Change mode to BaoWen WattInc () Prototype void WattInc(void) Description Increase the watt 100w. Range is from 200w to 2100w WattDec () Prototype void WattDec(void) Description Decrease the watt 100w. Range is from 200w to 2100w TmrInc () Prototype void TmrInc(void) Description Increase the timer s value 1 minute. Range is from 1 to TmrDec () Prototype void TmrDec(void) Description Increase the timer s value 1 minute. Range is from 1 to TmrRst () Prototype void TmrRst(void) Description Reset and turn off the timer or start the timer TempInc () Prototype void TempInc(void) Description Increase the temperature 10. Range is from 60 to TempDec () Prototype void TempDec(void) Description Decrease the temperature 10. Range is from 60 to / 21

12 ConstTempProc () Prototype void ConstTempProc(void) Description Constant temperature heating process. It is used in empty event. 12 / 21

13 7. Driver Function 7.1. Function List Prototype Description Note void GetADC(int chl) void BuzzerOn(void) void BuzzerOff(void) void PowerOn(void) void PowerOff(void) void PWMSet(int cycle,int duty) void PwmOn(void) void PwmOff(void) void FanOn(void) void FanOff(void) void VCInit(void) void OPAMPInit(void) Get the ADC value. Turn on the buzzer. Turn off the buzzer. Turn on the system. Turn off the system. Set the PWM. Turn on the PWM driver. Turn off the PWM driver. Turn on the fan. Turn off the fan. Initialize all the VC. Initialize the OPAMP Function Prototype GetADC (int chl) Prototype void GetADC(int chl) Input Channel, Range is 1~ Voltage (AN4), 2---Current (AN5), 3---Igbt temp (AN6), 4---Pad temp (AN7) Description get the ADC BuzzerOn () Prototype void BuzzerOn(void) Description Turn on the buzzer BuzzerOff () Prototype void BuzzerOff(void) Description Turn off the buzzer PowerOn () Prototype void PowerOn(void) Description Turn on the system, and set in the braise mode. 13 / 21

14 PowerOff () Prototype void PowerOff(void) Description Turn off the system PWMSet (int cycle,int duty) Prototype void PWMSet(int cycle,int duty) Input Cycle,duty Description Set the PWM. The cycle must be greater than the duty PwmOn () Prototype void PwmOn(void) Description Turn on the PWM driver PwmOff () Prototype void PwmOff(void) Description Turn off the PWM driver FanOn () Prototype void FanOn(void) Description Turn on the fan FanOff () Prototype void FanOff(void) Description Turn off the fan VCInit () Prototype void VCInit(void) Description Initialize all the VC OPAMPInit () Prototype void OPAMPInit(void) Description Initialize the OPAMP. 14 / 21

15 8. Interrupt Function 8.1. Function List Prototype Description Note void Keyboard(void) Sample keyboard and parse key value. It is used in 10ms timer interrupt. void ProtectIGBT(void) Detect IGBT temp and start the fan. It is used in 10ms timer interrupt. void ProtectSys(void) Detect error and protect system. It is used in 10ms timer interrupt. void IntCurOver(void) void IntVolOver(void) void IntSurge(void) void IntKettle(void) External interrupt service for over current. External interrupt service for over voltage. External interrupt service for surging. External interrupt service for no kettle Function Prototype Keyboard () Prototype void Keyboard(void) Description Sample keyboard and parse key value. It is used in 10ms timer interrupt. Use 16bit timer 0 channel ProtectIGBT () Prototype void ProtectIGBT(void) Description Detect IGBT temp and start the fan. It is used in 10ms timer interrupt. Use 16bit timer 1 channel ProtectSys () Prototype void ProtectSys(void) Description Detect error and protect system. It is used in 10ms timer interrupt. Use 16bit timer 1 channel IntCurOver () Prototype void IntCurOver(void) Description External interrupt service for over current. Use VC 1 channel IntVolOver () Prototype void IntVolOver(void) 15 / 21

16 Description External interrupt service for over voltage. Use VC 2 channel IntSurge () Prototype void IntSurge(void) Description External interrupt service for surging. Use VC 3 channel IntKettle () Prototype void IntKettle(void) Description External interrupt service for no kettle. Use VC 0 channel. 16 / 21

17 9. Demo System 9.1. System Features Power Control Fan Control Fan Delay Off Buzz Control Led Display Keyboard Kettle Detect Kettle Empty Detect Timing Power Off(3Hours) Constant Power Heating Constant Temperature Heating IGBT Temp Detect Plate Temp Detect IGBT Temp Higher Protect(120 ) Plate Temp Higher Protect(300 ) Kettle Empty Protect(300 ) Sensor Open/Short Detection Over Current Protect(18A) Over Voltage Protect(270V) Lower Voltage Protect(150V) Surge Protect(1000V) No Operation for 2 Hours, auto turn off,if no timer In the system design, we will use some feedback signals to protect system or calculate watt. The protect signal include over current, over voltage, surge voltage and kettle detect. Anyone of them appears, the system must stop work. If the IGBT temperature is raise over 60, the fan must turn on. If the IGBT temperature is raise over 120, the system must stop work. If the kettle is empty, the plate temp will raise. If the temp raise up to 300, the system must stop work. 17 / 21

9.2. Software Design 9.2.1. User Interface The system has six work mode. You can push the M (left) and M (right) to change the work mode. When power on, the system is standby.

18 9.2. Software Design User Interface The system has six work mode. You can push the M (left) and M (right) to change the work mode. When power on, the system is standby. When you push the 开 / 关, it will work under the 解冻 mode. In any mode, you can push the 开 / 关 to turn off or push the 增加 or 减小 to change the watt or the time when you are setting the timer. When you want to heat food by timer, you can push 定时 to set and start the timer. And you can push the 取消 to cancel the timer. You can push the 显示 to view the timer. If the time is zero, the timer is not started System Module 18 / 21

19 System Main Loop Note: The main loop time is about 10ms System Files In this application, there are 4 files: main.c, vectors.c, devdriver.c, ledkeydriver.c and startup.asm. main.c, includes main loop and MCU control functions. vectors.c, includes interrupt functions. devdriver.c, includes device drivers. ledkeydriver.c, includes led and key drivers. startup.asm, is MCU startup codes. 19 / 21

20 System Files Structure 20 / 21

21 Appendix Display Content Mode Display Content Notes System CaoCai Mode HuoGuo Mode DunCai Mode BaoTang Mode BaoWen Mode JieDong Mode Power Led, Timer Led CaoCai Led, Watt Display HuoGuo Led, Watt Display DunCai Led, Watt Display BaoTang Led, Watt Display BaoWen Led, Temp Display JieDong Led, Temp Display Error Mode Error Code Display, error led. Display such as Er:E3. Error Code Error Code Description Notes 0xE0 0xE1 0xE2 Power under voltage Power over voltage Power over current 0xE3 Main sensor over 300 0xE4 0xE5 0xE6 Main sensor break circuit Main sensor short circuit Main sensor temp not change 0xE7 IGBT temp over 120 0xE8 0xE9 0xF0 0xF1 IGBT sensor break circuit IGBT sensor short circuit Kettle is empty 21 / 21

F²MC-8L/16LX/FR FAMILY

F²MC-8L/16LX/FR FAMILY 富士通半导体 ( 上海 ) 有限公司用户手册 MCU-AN-500089-Z-11 F²MC-8FX 家族 8 位微型控制器 MB95F430 系列电磁炉 C 库用户手册修改记录修改记录版本日期作者修改记录 1.0 3/28/2009 Folix 初稿 1.1 8/11/2009 Folix 修改 MCU 引脚分配本手册包含 27 页 1. 本文档记载的产品信息及规格说明如有变动, 恕不预先通知