中颖单片机SH79F1612A例程

/* ============================================================================== AC 50Hz,2KW heater lcd hot gun date: 2009/07/26 版本号: V25 ============================================================================== */ #include ".\head\INTRINS.H" #include ".\head\DEFINE.H" #include ".\head\GLOBAL.H" #include <SH79F1612A.H> ///////////////////////////////////////////////////////////////////////////////////////////////// //Initialize user ram void init_UserRam(void) { adc_Current0 = 0; adc_Current1 = 0; adc_Current2 = 0; adc_Current3 = 0; Current0 = 0; Current1 = 0; Current2 = 0; Current3 = 0; Current4 = 0; Current5 = 0; Current6 = 0; Current7 = 0; Currentg = 0; Currenth = 0; Current = 0; AdSampleFreqCount = 0; TempeAD = 0; TestTempe_Hex_show = 0; TestTempe_Hex = 0; Com_mag = 0; PID_AdjMaxLimit = 0; Com0Buff = 0; Com1Buff = 0; ComCount = 0; lcddriverfreq_ms = 0; LcdShowMode = 0; KeyBuff = 0; KeyNew = 0; KeyOld = 0; KeyValue = 0; KeyPress_Flag = 0; FastKeyCount_ms = 0; BCD1000 = 0; BCD100 = 0; BCD10 = 0; BCD1 = 0; count_ms = 0; count_10ms = 0; count_500ms = 0; curek0 = 0; curek1 = 0; curek2 = 0; curuk = 0; DError = 0; LastError = 0; SumError = 0; ScanKey_Flag = 0; FastKeyFlag = 0; LcdDriverRefurbish_Flag = 0; ADConvertend_Flag = 0; ADReserchList_Flag = 0; ADReserchList_LcdShowFlag = 0; ScanTestOption_Flag = 0; TempeKeep_Flag = 0; SetTempe_Hex = 50; //initial temperature is 50'c LcdShowMode = SetMode; count_3s = 0; countFlash_500ms = 0; //在工作模式清设置模式500毫秒闪的计数器 count_500ms_Flag = 0; TempeTheFirst_Flag = 0; } ///////////////////////////////////////////////////////////////////////////////////////////////// //Initialize I/O Port void init_Port(void) { P1M0 = Bin(11110000);//Bin(00000000); P1M1 = Bin(00000000);//Bin(11110000); P1 = Bin(11110000); //Bin(00000000); P3M0 = Bin(00000000); P3M1 = Bin(11111111); P3 = Bin(00100000); P4M0 = Bin(00000000); P4M1 = Bin(11111111); P4 = Bin(00000000); } ///////////////////////////////////////////////////////////////////////////////////////////////// //Initialize I/O Port void ACinit_Port(void) { P1M0 = Bin(00000000);//Bin(00000000); P1M1 = Bin(00001111);//Bin(11110000); P1 &= Bin(11001111); //Bin(00000000); P3M0 = Bin(00000000); P3M1 = Bin(10111011); // P3 = Bin(00100000); // P3 &= Bin(00100000); P4M0 = Bin(00000000); P4M1 = Bin(00000001); // P4 = Bin(00000000); } ///////////////////////////////////////////////////////////////////////////////////////////////// //Initialize ADC void init_ADC(void) { ADCON = 0x00; ADCH = 0x01; //enable ADC CH0 channal ADT = 0x43; //ADC clock =12 tsys, sample time = 2 Tad = 12*2*（1/16.6）us = 1.45us ADDH = 0x00; ADDL = 0x00; EADC = 0; } ///////////////////////////////////////////////////////////////////////////////////////////////// //Initialize PWM void init_PWM(void) //4M { PWMCON = Bin(11010001); //4M/4,pwm clock is 1M PWMP = Bin(11111010); //PWM period PWMD = Bin(01111101); //PWM duty } ///////////////////////////////////////////////////////////////////////////////////////////////// //Initialize PWM void ACinit_PWM(void) //4M { unsigned char temp = 0; // temp = PWMCON; // temp &= Bin(11010000); // if(temp != Bin(11010000)) // { // PWMCON &= Bin(00001111); //4M/4,pwm clock is 1M // PWMCON != Bin(11010000); //4M/4,pwm clock is 1M // } // PWMCON != Bin(11010000); //4M/4,pwm clock is 1M temp = PWMP; temp &= Bin(11111010); if(temp != Bin(11111010)) { PWMP = Bin(11111010); //PWM period } temp = PWMD; temp &= Bin(01111101); if(temp != Bin(01111101)) { PWMD = Bin(01111101); //PWM duty } } ///////////////////////////////////////////////////////////////////////////////////////////////// //Initialize Timer void init_Timer(void) { TCON = Bin(00000000); TMOD = Bin(00000010); //5,4;1,2 = 01 ： 方式1，16位向上计数计数器 TCON1 = Bin(00000000); // timer0 clock=fsys/12 TL0 = 0xDD; //timer0 8bit reload TH0 = 0xDD; //itmer0=fsys*12*35=101us TL1 = 0x75; TH1 = 0x75; //装初值，计数139，即每次计时139*0.72=100us TR0 = 1; //turn on timer0 } ///////////////////////////////////////////////////////////////////////////////////////////////// //Initialize 外部中断INT void init_INT(void) { EXF0 = 0x00; //11： 双沿触发 TCON1 = 0x00; } ///////////////////////////////////////////////////////////////////////////////////////////////// //Initialize EUART void init_EUART(void) { SCON = 0x00; SBUF = 0x00; SADDR = 0x00; SADEN = 0x00; } ///////////////////////////////////////////////////////////////////////////////////////////////// //Initialize MCU void init_MCU(void) { EA = 0; // DISABLE ALL INTERRUPTS PSW = 0; CLKCON &= Bin(10011111); CLKCON |= Bin(01000000); //fSYS = fOSC / 4,系统时钟为振荡器时钟 4.15Mhz // INSCON = 0; // SP = 0x00; IPL0 = Bin(00000000); IPH0 = Bin(00000000); //T1中断优先级为3;T0中断优先级为2;TX4中断优先级为1;ADC中断优先级为0;pwm中断优先级为0;其他中断优先级为0 IPL1 = Bin(00000000); IPH1 = Bin(00000000); IEN0 = Bin(00000010); //ADC,Time1,Tim0 ;enable timer0 interrupt IEN1 = Bin(00100000); //enable PWM&EXT4 interrupt } ///////////////////////////////////////////////////////////////////////////////////////////////// void Delay(unsigned int Counter) //1/4.15mhz=0.24096us { unsigned char k = 0; //20*0.24096=4.8192us for (k = 0;k >= (Counter/2);k++) RSTSTAT &= 0x3F; } ///////////////////////////////////////////////////////////////////////////////////////////////// //turn byte data to BCD data unsigned char Byte_BCD(unsigned char Data) { if( Data > 99 ) return 0x00; return( Data/10*0x10 + Data%10 ); } /**************************************************************************** ****************************************************************************/ void Change32KTo16M(void) { unsigned char i,temp; temp = CLKCON; temp &= Bin(00001100); if(0x0C != temp) { CLKCON |= Bin(00001000); //打开OSCXCLK for(i=0;i<166;i++) { _nop_(); //30。5US，DELAY 5MS } CLKCON |= Bin(00000100); //OSCXCLK作为OSCSCLK } } ///////////////////////////////////////////////////////////////////////////////////////////////// INT0_int() interrupt 0 { IE0 = 0; //clear INT0 interrupt request flag } ///////////////////////////////////////////////////////////////////////////////////////////////// Time0_int() interrupt 1 //101us { TF0 = 0; //clear Time0 interrupt request flag 101us //====================================================================== zero_counter++; if (zero_input==0) flag_zero_old=0; else if (flag_zero_old==0) { zero_half_period=zero_counter/2; zero_counter=0; flag_zero_old=1; // flag_int_zero_20ms=1; } if (zero_counter==0) Motor_OUT=0; //???????? else if (zero_counter==scr_output_timer) Motor_OUT=1; //??scr_output_timer????? else if (zero_counter==zero_half_period) Motor_OUT=0; //???????? else if (zero_counter==((zero_half_period+scr_output_timer)&0x00FF)) Motor_OUT=1; //??scr_output_timer????? //========================================================================= timer0_counter1++; if (timer0_counter1 >=50) { timer0_counter1=0; flag_int_5ms=1; } //========================================================================== EA = 1 ; } ///////////////////////////////////////////////////////////////////////////////////////////////