#include "../main/SystemInclude.h" #if(DP2201_M0CONTROL) __SAMPLE_STATUS_BIT_TypeDef sampleState; u16 offsetRType, offsetGCFX; //u16 processNextTime, processIndex; u16 voltageDetected[ANX], adcGain; /*========================================================================================== //外部传感器设备 ==========================================================================================*/ void TestTemperatureInit(void)//温度测试初始化 { WriteWordRegister(CONFIG, CONVERSION); WriteByteRegister(RREG, RESULT_0_25_BIT); HWState.EnableTempInit = 0; } u32 tempLongInt; void TestTemperature(void)//温度测试/测量，获取TPCB { if(!HWState.EnableTempTest) return; if(HWState.EnableTempInit) return; voltageDetected[TPCB] = ReadWordRegister(TA);//获取传感器原始值 WriteWordRegister(CONFIG, SHUT_DOWN);//温度传感器禁用 voltageDetected[TPCB] &= 0x1fff; tempLongInt = (u32)(voltageDetected[TPCB] & 0xFFF); if(voltageDetected[TPCB] >= 0x1000) tempLongInt = 0xFFF - tempLongInt; tempLongInt *= 6400; // 0.0625*1024*100 tempLongInt >>= 10; // /1024 PCBTemperature = (u16)tempLongInt; // Temperature*100 voltageDetected[TPCB] =PCBTemperature; __NOP(); } /*========================================================================================== //数据采样 ==========================================================================================*/ /*********************************************************************/ //采样数据处理阶段 /*********************************************************************/ void FlowRateDealAndOuputSub(void) { ComputeFlowRateIndexAndFlowRate();//计算内码 转换成流量 TestTemperature();//计算PCB温度 } /*sampleData.TCode[CTCode]//VDU sampleData.TCode[RTCode]//VRR sampleData.TCode[HTCode]//VRH sampleData.TCode[ATCode]//IRH*/ void ComputeFlowRateIndexAndFlowRate(void) { voltageDetected[NIDX ]= (u16)sampleData.TCode[CTCode]; //8303 VDU1 voltageDetected[VRHX ]= (u16)sampleData.TCode[RTCode]; //8304 VRR voltageDetected[IVHDX]= (u16)sampleData.TCode[HTCode]; //8305 VRH voltageDetected[RHVOL]= (u16)sampleData.TCode[ATCode]; //8306 IRH voltageDetected[VDUGX]= (u16)sampleData.TCode[BTCode]; //8307 VDU2 //voltageDetected[FRIDX]=voltageDetected[NIDX]- offsetGas; //判断气体类型 //1---根据VRH原始值判断 // if(voltageDetected[IVHDX]<56000) voltageDetected[FRIDX]=voltageDetected[NIDX ]- offsetAir; //Air // else voltageDetected[FRIDX]=voltageDetected[VRHX ]- offsetAir; //H2 if(offsetAir)voltageDetected[FRIDX]=voltageDetected[NIDX ]- offsetGas; //Air else voltageDetected[FRIDX]=voltageDetected[VRHX ]- offsetGas; //H2 currentFlowRate = GetFlowRate(voltageDetected[FRIDX],CURVE_1ST); // flowRateH // flowRateL voltageDetected[FR_H] = currentFlowRate >> 16; voltageDetected[FR_L] = currentFlowRate&0xFFFF; // voltageDetected[VDUGX]= AirflowSensor_Read(); // voltageDetected[TPCB]= (u16)(Get_AirflowSensor_SCCM()); } u16 WordSubFunction(u16 minuend, u16 subtractor) { u16 subResult; subResult = minuend - subtractor; if(minuend >= subtractor) { if(subResult < 32768) subResult += 32768; else subResult = 65535; } else { if(subResult < 32768) subResult = 0; else subResult -= 32768; } return subResult; } /********************************************************************/ //采样阶段 /********************************************************************/ __Process_TypeDef flowProcess; //采样中断 void SamplingTimer_IRQ_Callback(void) { FlowProcessManagement(); // LHL_GPIO_TogglePin(pGPIO1, GPIO_PIN_7); } void StartNormolFlowMeasurement(void)//开始常规流量测量 { HWState.SampledOver = 0;//采样结束标志重置 StartSamplingTimerInterval(32768); //启动比较定时器,开始从0递增计数 Timer_register_irq_callback(SamplingTimer,SamplingTimer_IRQ_Callback );//注册中断回调函数 flowProcess.Index = 0; flowProcess.NextTime = 0; FlowProcessManagement();//每个周期运行，开启采样过程 } void SetNextProcess(void)//设置采样定时器的下一个进程 { if(flowProcess.Index == 0){ StopSamplingTimerInterval();//关闭采集时钟 return; } u32 currentTAR = SamplingTimer->CNT;//定时器当前计数值 if(currentTAR > flowProcess.NextTime) flowProcess.NextTime = currentTAR + 5; ResetSamplingTimerInterval(flowProcess.NextTime); } /*用户信号配置数组*/ typedef enum { Signal_VDU_VRR, Signal_VDU1_VRH, Signal_VDU2_VRH, Signal_VDU1_IRH, Signal_VDU2_IRH, //...... Signals_Count, }ADC_CFG_Index_TypeDef; static const ADC_Config_TypeDef signal_cfgs[Signals_Count] = { [Signal_VDU_VRR] = { GAIN64, ADC0_AIN0, ADC0_AIN1, GAIN1, ADC1_AIN3, ADC1_AIN4 ,SPS_977 }, [Signal_VDU1_VRH] = { GAIN64, ADC0_AIN0, ADC0_AIN1, GAIN1, ADC1_AIN2, ADC1_AVSS ,SPS_977 }, [Signal_VDU2_VRH] = { GAIN128, ADC0_AIN0, ADC0_AIN1, GAIN1, ADC1_AIN2, ADC1_AVSS ,SPS_977 }, [Signal_VDU1_IRH] = { GAIN64, ADC0_AIN0, ADC0_AIN1, GAIN1, ADC1_AIN5, ADC1_AIN4 ,SPS_977 }, [Signal_VDU2_IRH] = { GAIN128, ADC0_AIN0, ADC0_AIN1, GAIN1, ADC1_AIN5, ADC1_AIN4 ,SPS_977 }, //...... }; /*sampleData.TCode[CTCode]//VDU sampleData.TCode[RTCode]//VRR sampleData.TCode[HTCode]//VRH sampleData.TCode[ATCode]//IRH*/ void FlowProcessManagement(void)//采样过程管理状态机 { switch(flowProcess.Index) { case 0: //Part1采样 VDU预采样与VRR采样 { HWState.SampledOver = 0;//采样开始 SetSampleSiagnlForADC(signal_cfgs[Signal_VDU_VRR]); StartADCSyncSampingData();//开始采集 flowProcess.NextTime += 653; //40ms 计数值= 65535/4000*t（t=40） = 653 flowProcess.Index = 1; }break; case 1: //Part2 Part4分支 VRR 与预采样结果 { ComputeSampleData(); //计算样本数据 sampleData.TCode[RTCode] = sampleData.ADCBuffer[1];//VRR 放入缓存 u16 currt_vdu = sampleData.ADCBuffer[0];//预采样结果 if(flowProcess.State == 0) //下一个去Part2 VDU_VRH { if(currt_vdu)SetSampleSiagnlForADC(signal_cfgs[Signal_VDU1_VRH]);//根据采样结果设置 else SetSampleSiagnlForADC(signal_cfgs[Signal_VDU2_VRH]); } else //下一个去Part4 VDU_IRH { if(currt_vdu)SetSampleSiagnlForADC(signal_cfgs[Signal_VDU1_IRH]);//根据采样结果设置 else SetSampleSiagnlForADC(signal_cfgs[Signal_VDU2_IRH]); } StartADCSyncSampingData();//开始采集 flowProcess.NextTime += 1048;//64ms flowProcess.Index = 2; }break; case 2: //Part3 { ComputeSampleData(); //计算样本数据 sampleData.TCode[CTCode] = sampleData.ADCBuffer[0];//VDU 放入缓存 //Part2 Part4分支 if(flowProcess.State == 0)sampleData.TCode[HTCode] = sampleData.ADCBuffer[1];//VRH 放入缓存 else sampleData.TCode[ATCode] = sampleData.ADCBuffer[1];//IRH 放入缓存 HWState.SampledOver = 1; //采样结束 StopSamplingTimerInterval();//关闭采集时钟 进入Part3 if(flowProcess.State) flowProcess.State = 0 ;//切换Part2 Part4 else flowProcess.State = 1 ; flowProcess.Index = 0; }break; default : flowProcess.Index = 0; break; } SetNextProcess(); } //校准模式下状态机 void FlowProcessManagement_Calib(void)//采样过程管理状态机 { switch(flowProcess.Index) { case 0: //Part1采样 VDU与VRR采样 { HWState.SampledOver = 0;//采样开始 SetSampleSiagnlForADC(signal_cfgs[Signal_VDU_VRR]); StartADCSyncSampingData();//开始采集 flowProcess.NextTime += 653; //40ms 计数值= 65535/4000*t（t=40） = 653 flowProcess.Index = 1; }break; case 1: //Part2 Part4分支 { ComputeSampleData(); //计算样本数据 sampleData.TCode[RTCode] = sampleData.ADCBuffer[1];//VRR 放入缓存 if(flowProcess.State == 0) //下一个去Part2 VDU_VRH { SetSampleSiagnlForADC(signal_cfgs[Signal_VDU1_VRH]);//使用VDU1进行采集 } else //下一个去Part4 VDU_IRH { SetSampleSiagnlForADC(signal_cfgs[Signal_VDU2_IRH]);//使用VDU2进行采集 } StartADCSyncSampingData();//开始采集 flowProcess.NextTime += 1048;//64ms flowProcess.Index = 2; }break; case 2: //Part3 { ComputeSampleData(); //计算样本数据 //Part2 Part4分支 if(flowProcess.State == 0) { sampleData.TCode[CTCode] = sampleData.ADCBuffer[0];//VDU1 放入缓存 sampleData.TCode[HTCode] = sampleData.ADCBuffer[1];//VRH 放入缓存 } else { sampleData.TCode[BTCode] = sampleData.ADCBuffer[0];//VDU2 放入缓存 sampleData.TCode[ATCode] = sampleData.ADCBuffer[1];//IRH 放入缓存 } HWState.SampledOver = 1; //采样结束 StopSamplingTimerInterval();//关闭采集时钟 进入Part3 if(flowProcess.State) flowProcess.State = 0 ;//切换Part2 Part4 else flowProcess.State = 1 ; flowProcess.Index = 0; }break; default : flowProcess.Index = 0; break; } SetNextProcess(); } //mcuModeSleeping = 1 ; //进入低功耗模式 // #endif