Heating_control/main.c

#include <config.H>
#include"tm1650.h"
#include"uart.h"
#include <math.h>

/*[-外部信号-][-开始-][-220V电源检测模块-][-----][-----]*/
u8 ACC_NUM_RST = 3;

extern bool UART_SEND_OK;
/*[-PTC加热继电器-][-开始-][-----][-----][-----]*/
u8 PTC_WORK_POS = 99;
u8 PTC_DEL_TIME = 0;
bool PTC_STATE = FALSE;
static void PTC_WORK();

/*[-PWM8-][-开始-][-----][-----][-----]*/
#define PWM 10000
u8 PWM_DUT = 50;
static void SETPWM8(u16 cycle, u16 duty);

/*[-ADC采样-][-开始-][-----][-----][可控硅温度]*/
u16 FAN_TEMP = 0;
bool ADC_TEMP_OK = FALSE;
u16 GETADC_ADC0();						// 获取ADC数据
static void ADCINIT();					// 温度采集 初始化
static void AUTOFAN();					// 自动风扇
static float temp_data(float ADC_data); // 计算温度数据

/*[-定时器0-][-结束-][-----][-----][-----]*/
u16 SYS_TIME_NUM = 0;
u8 hour = 0, min = 0, sec = 0;
void Timer0_Init(void); // 25毫秒@24.000MHz

/*[-外部中断0-][-开始-][-----][-----][-----]*/
u8 ACC_NUM = 0;
u8 ACC_FREQ = 0;

/*[-函数声明-][-----][-----][-----][-----]*/
static void SYSINIT();	  // 系统初始化
static void SMGSHOW();	  // 数码管显示
#ifdef HEATING_CONTROL_P1000
	void FILA_WORK(); // 耗材仓加热
#endif

/*[-变量声明-][-----][-----][-----][-----]*/
static u8 pag = 0;
xdata u8 FILA_PTC_TIME = 0;
xdata u16 FILA_FAN_TIME = 0;

void main()
{
	SYSINIT(); // 系统初始化
	SETPWM8(2400, 80);
	ADCINIT();
	while (1)
	{
		SMGSHOW(); // 数码管显示
		AUTOFAN();
		PTC_WORK(); // PTC工作程序
		UART_CMD(); // 串口命令
#ifdef HEATING_CONTROL_P1000
		FILA_WORK(); // 耗材仓加热
#endif
	}
}

#ifdef HEATING_CONTROL_P1000
void FILA_WORK() // 耗材仓加热
{
	if (FILA_PTC_TIME > 0)
	{
		FILA_PTC_TIME--;
		MCU_FILA_PTC_1 = MCU_FILA_PTC_2 = 1;
	}
	else
	{
		MCU_FILA_PTC_1 = MCU_FILA_PTC_2 = 0;
	}

	if (FILA_FAN_TIME > 0)
	{
		FILA_FAN_TIME--;
		MCU_FILA_FAN = 1;
	}
	else
	{
		MCU_FILA_FAN = 0;
	}
}
#endif

static void setRelay(u8 relay1, u8 relay2, u8 relay3, u8 relay4)
{
	PTC_RLY_1 = relay1;
	PTC_RLY_2 = relay2;
	PTC_RLY_3 = relay3;
	PTC_RLY_FAN = relay4;
}
static void PTC_WORK()
{
	switch (PTC_WORK_POS)
	{
		case 0:  setRelay(0, 1, 1, 0); PTC_WORK_POS = 1; PTC_DEL_TIME = 20; break;
		case 1:  if (PTC_DEL_TIME == 0) { setRelay(0, 0, 1, 0); PTC_WORK_POS = 2; PTC_DEL_TIME = 20;} break;
		case 2:  if (PTC_DEL_TIME == 0) { setRelay(0, 0, 0, 0); PTC_WORK_POS = 3; PTC_DEL_TIME = 0; } break;
		case 3:  setRelay(0, 0, 0, 0); break; // 全开

		case 90: setRelay(1, 1, 1, 0); PTC_WORK_POS = 91; PTC_DEL_TIME = 20; break; // 延时关闭
		case 91: if (PTC_DEL_TIME == 0) { PTC_RLY_FAN = 0; PTC_WORK_POS = 99; } break;
		case 99: setRelay(1, 1, 1, 1); break; // 全部关闭  
	}
	#ifdef HEATING_CONTROL_P800
	MCU_FILA_FAN = !PTC_RLY_FAN;
	#endif
	
}

static void SETPWM8(u16 cycle, u16 duty)
{
	unsigned long a, b, c;
	a = cycle;
	b = duty;
	c = a * b / 100;
	P_SW2 = 0x80;
	PWMB_CCER2 = 0x00; // 写CCMRx前必须先清零CCERx关闭通道
	PWMB_CCMR4 = 0x68;
	PWMB_CCER2 = 0x10;
	PWMB_CCR8 = (u16)c;
	PWMB_ARR = (u16)a; // 设置周期时间
	PWMB_ENO = 0x40;
	PWMB_PS = 0x80;
	PWMB_BKR = 0x80; // 使能主输出
	PWMB_CR1 = 0x01; // 开始计时
}
static void SMGSHOW() // 数码管显示
{
	switch (pag)
	{
	case 0:
		if (PW_OUT_ACC == 1)
			SMG1x4_B(FAN_TEMP % 1000 / 100, FAN_TEMP % 100 / 10, FAN_TEMP % 10, 12, 2);
		else
			SMG1x4(10, 10, 10, 10);
		break;
	} //TODO
}

static void SYSINIT()//系统初始化
{
	/*[-PINS-][-INIT-][-----][-----][-----]*/
	setRelay(1, 1, 1, 1);
	P0M0 = 0x0e; P0M1 = 0x00; 
	P1M0 = 0x00; P1M1 = 0x08; 
	P2M0 = 0xff; P2M1 = 0x00; 
	P3M0 = 0x00; P3M1 = 0x00; 
	P4M0 = 0x00; P4M1 = 0x00; 
	P5M0 = 0x10; P5M1 = 0x00; 
	P6M0 = 0x00; P6M1 = 0x00; 
	P7M0 = 0x00; P7M1 = 0x00; 
	SMG1x4_B(28,1,1,2,2);   // 显示版本号
	delayMs(500);
	setRelay(0, 0, 0, 0);
	MCU_FILA_PTC_1=0;
	MCU_FILA_PTC_2 = 0;
	MCU_BED_1 = 0;
	MCU_BED_2 = 0;
	IN_PTC = 1;
	IN_BED = 1;
	MCU_FILA_FAN = 0;
	IN_PWR = 1;
	/*[-IO状态-][-INIT-][-----][-----][-----]*/
	BUZZER = 0;

	/*[-上电提示-][-----][-----][-----][-----]*/
	BUZZER=1;delayMs(100);BUZZER=0;delayMs(100);
	BUZZER=1;delayMs(200);BUZZER=0;delayMs(100);
	UartInit2();
	UartInit();	   // 串口初始化
	Timer0_Init(); // 定时器初始化
	IT0 = 1;	   // 使能INT0上升沿和下降沿中断
	EX0 = 1;	   // 使能INT0中断
	EA = 1;		   // 开总中断
}
/*[-外部中断-][-INT0-][-----][-----][-END-]*/
void INT0_Isr() interrupt 0
{
	// P32 上升沿和下降沿
	ACC_NUM++;
	ACC_NUM_RST = 1;
}

/*[-定时器0-][-开始-][-25ms-][-24Mhz-][-----]*/
void Timer0_Init(void)
{
	AUXR &= 0x7F;			//定时器时钟12T模式
	TMOD &= 0xF0;			//设置定时器模式
	TL0 = 0xB0;				//设置定时初始值
	TH0 = 0x3C;				//设置定时初始值
	TF0 = 0;				//清除TF0标志
	TR0 = 1;				//定时器0开始计时
	ET0=1;
}
void TM0_Isr() interrupt 1
{
	SYS_TIME_NUM = (SYS_TIME_NUM + 1) % 40;
	if (SYS_TIME_NUM == 0)
	{
		sec = (sec + 1) % 60;
		if (sec == 0)
			min = (min + 1) % 60;
		if (sec == 0 && min == 0)
			hour++;

		ACC_FREQ = ACC_NUM;
		ACC_NUM = 0;

		UART_SEND_OK = 1;
		ADC_TEMP_OK = TRUE;
		if (PTC_DEL_TIME > 0)
			PTC_DEL_TIME--;
	}
	if (PTC_STATE != IN_PTC)
	{
		PTC_STATE = IN_PTC;
		PTC_WORK_POS = IN_PTC ? 90 : 0;
	}
	MCU_BED_1 = MCU_BED_2 = !IN_BED;

	if (ACC_NUM_RST > 0)
	{
		ACC_NUM_RST--;
		PW_OUT_ACC = 1;
	}
	else
	{
		PW_OUT_ACC = 0;
	}
}

/*[-ADC-][-开始-][-----][-----][-----]*/
static void ADCINIT()
{
    P_SW2 |= 0x80;
    ADCTIM = 0x3f;                              //设置ADC内部时序
    P_SW2 &= 0x7f;
    ADCCFG = 0x2f;                              //设置ADC时钟为系统时钟/2/16
    ADC_CONTR = 0x80;                           //使能ADC模块

}
u16 GETADC_ADC0()
{
	u16 val = 0;
	ADC_CONTR |= 0x43;				 // 启动AD转换
	_nop_();
	_nop_();
	while (!(ADC_CONTR & 0x20)); 	// 查询ADC完成标志
	ADC_CONTR &= ~0x20; 			// 清完成标志,读取ADC结果
	val = ADC_RES * 256 + ADC_RESL;
	return val;
}
static float temp_data(float ADC_data)
{
	float temp;
	float Rt = 0;
	float Rp = 100000;
	float T2 = 273.15 + 25;
	float Bx = 3950;
	float Ka = 273.15;
	float vol = 0;
	vol = (((float)ADC_data) * 2.5 / 1024); // 公式缩减  ADC*(5/1024)
	Rt = (470000 * vol) / (2.5 - vol);		// 4.7k  更改为1000k  更改为470K
	temp = 1 / ((log(Rt / Rp)) / Bx + 1 / T2) - Ka;
	if (temp < 0) temp = -1;
	temp = temp * 10.0;
	return temp;
}
static void AUTOFAN() // 自动风扇
{
	/* 35度以下停止工作 后面温度计算方式 */
	if (ADC_TEMP_OK)
	{
		FAN_TEMP = (u16)temp_data(GETADC_ADC0());
		ADC_TEMP_OK = FALSE;
	}
	if (FAN_TEMP > 350)
	{
		PWM_DUT = (FAN_TEMP - 350);
		PWM_DUT = PWM_DUT / 10;
		PWM_DUT = PWM_DUT * 2;
	}
	else
	{
		PWM_DUT = 0;
	}
	SETPWM8(PWM, PWM_DUT);
}