Code supports writing to the SD card as well as working with the Volckens group smartphone apps for the mbed HRM1017
Dependencies: ADS1115 BLE_API BME280 Calibration CronoDot EEPROM LSM303 MCP40D17 NCP5623BMUTBG SDFileSystem SI1145 STC3100 mbed nRF51822
Fork of UPAS_BLE_and_USB by
main.cpp
- Committer:
- caseyquinn
- Date:
- 2015-06-14
- Revision:
- 48:b8cbef6aaed2
- Parent:
- 47:3146e8c949a9
- Child:
- 49:19e828650618
File content as of revision 48:b8cbef6aaed2:
#include "mbed.h" #include "SDFileSystem.h" #include "Adafruit_ADS1015.h" #include "MCP40D17.h" #include "STC3100.h" #include "LSM303.h" #include "BME280.h" #include "SI1145.h" #include "NCP5623BMUTBG.h" #include "CronoDot.h" #define SERIAL_BAUD_RATE 9600 #define SCL 20 #define SDA 22 #define Crono 0xD0 //D0 for the chronoDot I2C i2c(p22, p20); Adafruit_ADS1115 ads(&i2c); MCP40D17 DigPot(&i2c); BME280 bmesensor(p22, p20); STC3100 gasG(p22, p20); Serial pc(USBTX, USBRX); DigitalOut blower(p29, 0); DigitalOut pbKill(p18, 1); LSM303 movementsensor(p22, p20); SI1145 lightsensor(p22, p20); NCP5623BMUTBG RGB_LED(p22, p20); CronoDot RTC(p22, p20); float press; float temp; float rh; int uv; int vis; int ir; float accel_x; float accel_y; float accel_z; float mag_x; float mag_y; float mag_z; int vInReading; int vBlowerReading; int omronDiff; int omronReading; float omronVolt; //V float atmoRho; //g/L float MF0 = -8.794; float MF1 = 27.914; float MF2 = -30.738; float MF3 = 15.031; float MF4 = -2.5778; float massflow; //g/min float volflow; //L/min float volflowSet = 1.0; //L/min float massflowSet; float deltaVflow = 0.0; float deltaMflow = 0.0; float gainFlow; uint8_t digital_pot_setpoint; //min = 0x7F, max = 0x00 uint8_t digital_pot_set; float DP0 = 376.73; float DP1 = -512.82; float DP2 = 303.77; float DP3 = -85.942; float DP4 = 9.2763; char filename[] = "/sd/UPAS0010LOG000000000000.txt"; SDFileSystem sd(SPIS_PSELMOSI, SPIS_PSELMISO, SPIS_PSELSCK, SPIS_PSELSS, "sd"); // I believe this matches Todd's pinout, let me know if this doesn't work. (p12, p13, p15, p14) char Seconds = 0; //Seconds char Minutes = 0; //Minutes char Hour = 0; //Hour char Date = 0; //Date char Month = 0; //Month char Year = 0; //Year double secondsD = 0; char * RTCtime; int main() { if(volflowSet==1.0){ gainFlow = 100;} else if(volflowSet==2.0){ gainFlow = 25;} else{ gainFlow = 25;} RGB_LED.set_led(1,0,0); press = bmesensor.getPressure(); temp = bmesensor.getTemperature(); rh = bmesensor.getHumidity(); atmoRho = ((press-((6.1078*pow((float)10,(float)((7.5*temp)/(237.3+temp))))*(rh/100)))*100)/(287.0531*(temp+273.15))+((6.1078*pow((float)10,(float)((7.5*temp)/(237.3+temp))))*(rh/100)*100)/(461.4964*(temp+273.15)); massflowSet = volflowSet*atmoRho; //Digtal pot tf from file: UPAS v2 OSU-PrimaryFlowData FullSet 2015-05-29 CQ mods.xlsx digital_pot_setpoint = (int)floor(DP4*pow(massflowSet,4)+DP3*pow(massflowSet,3)+DP2*pow(massflowSet,2)+DP1*massflowSet+DP0); //min = 0x7F, max = 0x00 if(digital_pot_setpoint>=127){ digital_pot_setpoint = 127; } else if(digital_pot_setpoint<=1){ digital_pot_setpoint = 1; } DigPot.writeRegister(digital_pot_setpoint); wait(1); blower = 1; RTCtime = RTC.get_time(); sprintf(filename, "/sd/UPAS0010LOG_%02d-%02d-%02d_%02d-%02d-%02d.txt",RTCtime[5],RTCtime[4],RTCtime[3],RTCtime[2],RTCtime[1],RTCtime[0]); FILE *fp = fopen(filename, "w"); fclose(fp); pc.printf("%d\r\n",digital_pot_setpoint); wait(10); omronReading = ads.readADC_SingleEnded(0, 0xC583); // read channel 0 PGA = 2 : Full Scale Range = 2.048V omronVolt = (omronReading*4.096)/(32768*2); //Mass Flow tf from file: UPAS v2 OSU-PrimaryFlowData FullSet 2015-05-29 CQ mods.xlsx if(omronVolt<=0.6427){ massflow = 0.000127; }else if(omronVolt>=2.3){ massflow = 3.548944; }else{ massflow = MF4*pow(omronVolt,(float)4)+MF3*pow(omronVolt,(float)3)+MF2*pow(omronVolt,(float)2)+MF1*omronVolt+MF0;} deltaMflow = massflow-massflowSet; digital_pot_set = digital_pot_setpoint; //pc.printf("%f,%f,%f,%f,%d,%u,%x\r\n",omronVolt,massflow,massflowSet,deltaMflow,digital_pot_set,digital_pot_set,digital_pot_set); wait(5); while(abs(deltaMflow)>.015){ omronReading = ads.readADC_SingleEnded(0, 0xC583); // read channel 0 PGA = 2 : Full Scale Range = 2.048V omronVolt = (omronReading*4.096)/(32768*2); //Mass Flow tf from file: UPAS v2 OSU-PrimaryFlowData FullSet 2015-05-29 CQ mods.xlsx if(omronVolt<=0.7){ massflow = 0.2209; }else if(omronVolt>=2.3){ massflow = 3.548944; }else{ massflow = MF4*pow(omronVolt,(float)4)+MF3*pow(omronVolt,(float)3)+MF2*pow(omronVolt,(float)2)+MF1*omronVolt+MF0;} atmoRho = ((press-((6.1078*pow((float)10,(float)((7.5*temp)/(237.3+temp))))*(rh/100)))*100)/(287.0531*(temp+273.15))+((6.1078*pow((float)10,(float)((7.5*temp)/(237.3+temp))))*(rh/100)*100)/(461.4964*(temp+273.15)); volflow = massflow/atmoRho; massflowSet = volflowSet*atmoRho; deltaMflow = massflow-massflowSet; //pc.printf("%f,%f,%f,%f,%d,%u,%x\r\n",omronVolt,massflow,massflowSet,deltaMflow,digital_pot_set,digital_pot_set,digital_pot_set); digital_pot_set = (uint8_t)(digital_pot_set+(int8_t)((gainFlow*deltaMflow))); if(digital_pot_set>=127){ digital_pot_set = 127; }else if(digital_pot_set<=1){ digital_pot_set = 1; } wait(2); DigPot.writeRegister(digital_pot_set); wait(1); } RGB_LED.set_led(0,1,0); while(1) { RTCtime = RTC.get_time(); // the way the variable RTCtime works you must save the variables in normal chars or weird things happen Seconds = RTCtime[0];//Seconds Minutes = RTCtime[1];//Minutes Hour = RTCtime[2];//Hour Date = RTCtime[3];//Date Month = RTCtime[4];//Month Year = RTCtime[5];//Year secondsD = (double)RTCtime[0]; if(fmod(secondsD,10)==0) { omronReading = ads.readADC_SingleEnded(0, 0xC583); // read channel 0 PGA = 2 : Full Scale Range = 2.048V omronVolt = (omronReading*4.096)/(32768*2); //Mass Flow tf from file: UPAS v2 OSU-PrimaryFlowData FullSet //UPAS0001=-2.8112*L14^4+15.636*L14^3-30.192*L14^2+25.945*L14-7.6599 //massflow = -2.8112*pow(omronVolt,(float)4)+15.636*pow(omronVolt,(float)3)-30.192*pow(omronVolt,(float)2)+25.945*omronVolt-7.6599; //UPAS0002=-1.4365*L14^4+8.4231*L14^3-16.754*L14^2+15.071*L14-4.5382 //massflow = -1.4365*pow(omronVolt,(float)4)+8.4231*pow(omronVolt,(float)3)-16.754*pow(omronVolt,(float)2)+15.071*omronVolt-4.5382; //UPAS0003=-2.7391*L14^4+15.215*L14^3-29.522*L14^2+25.424*L14-7.5516 //massflow = -2.7391*pow(omronVolt,(float)4)+15.215*pow(omronVolt,(float)3)-29.522*pow(omronVolt,(float)2)+25.424*omronVolt-7.5516; //UPAS0004 =-1.5374*L14^4+9.2898*L14^3-18.894*L14^2+17.112*L14-5.1938 //massflow = -1.5374*pow(omronVolt,(float)4)+9.2898*pow(omronVolt,(float)3)-18.894*pow(omronVolt,(float)2)+17.112*omronVolt-5.1938; //UPAS0005 =-0.4654*L14^4+3.507*L14^3-7.7254*L14^2+7.8831*L14-2.4317 //massflow = -0.4654*pow(omronVolt,(float)4)+3.507*pow(omronVolt,(float)3)-7.7254*pow(omronVolt,(float)2)+7.8831*omronVolt-2.4317; //UPAS0006=-0.0507*L14^4+1.2322*L14^3-2.9659*L14^2+3.9118*L14-1.0765 //massflow = -0.0507*pow(omronVolt,(float)4)+1.2322*pow(omronVolt,(float)3)-2.9659*pow(omronVolt,(float)2)+3.9118*omronVolt-1.0765; //UPAS0007=-1.5303*L14^4+10.411*L14^3-24.002*L14^2+24.321*L14-8.4713 //massflow = -1.5303*pow(omronVolt,(float)4)+10.411*pow(omronVolt,(float)3)-24.002*pow(omronVolt,(float)2)+24.321*omronVolt-8.4713; //UPAS0008=-1.1291*L14^4+7.701*L14^3-17.501*L14^2+17.754*L14-6.073 //massflow = -1.1291*pow(omronVolt,(float)4)+7.701*pow(omronVolt,(float)3)-17.501*pow(omronVolt,(float)2)+17.754*omronVolt-6.073; //UPAS0009=-2.662*L14^4+16.421*L14^3-35.797*L14^2+34.579*L14-11.77 //massflow = -2.662*pow(omronVolt,(float)4)+16.421*pow(omronVolt,(float)3)-35.797*pow(omronVolt,(float)2)+34.579*omronVolt-11.77; //UPAS0010=-3.6933*L14^4+21.633*L14^3-44.694*L14^2+40.387*L14-12.82 if(omronVolt<=0.7){ massflow = 0.2209; }else if(omronVolt>=2.3){ massflow = 3.548944; }else{ massflow = MF4*pow(omronVolt,(float)4)+MF3*pow(omronVolt,(float)3)+MF2*pow(omronVolt,(float)2)+MF1*omronVolt+MF0;} atmoRho = ((press-((6.1078*pow((float)10,(float)((7.5*temp)/(237.3+temp))))*(rh/100)))*100)/(287.0531*(temp+273.15))+((6.1078*pow((float)10,(float)((7.5*temp)/(237.3+temp))))*(rh/100)*100)/(461.4964*(temp+273.15)); volflow = massflow/atmoRho; deltaVflow = volflow-volflowSet; massflowSet = volflowSet*atmoRho; deltaMflow = massflow-massflowSet; //pc.printf("%f,%f,%f,%f,%d,%u,%x\r\n",omronVolt,massflow,massflowSet,deltaMflow,digital_pot_set,digital_pot_set,digital_pot_set); if(abs(deltaMflow)>.025){ digital_pot_set = (uint8_t)(digital_pot_set+(int8_t)(gainFlow*deltaMflow)); if(digital_pot_set>=127){ digital_pot_set = 127; RGB_LED.set_led(1,0,0); }else if(digital_pot_set<=1){ digital_pot_set = 1; RGB_LED.set_led(1,0,0); }else{ RGB_LED.set_led(1,1,0);} DigPot.writeRegister(digital_pot_set); }else{ RGB_LED.set_led(0,1,0);} movementsensor.getACCEL(); movementsensor.getCOMPASS(); accel_x = movementsensor.AccelData.x; accel_y = movementsensor.AccelData.y; accel_z = movementsensor.AccelData.z; mag_x = movementsensor.MagData.x; mag_y = movementsensor.MagData.y; mag_z = movementsensor.MagData.z; vInReading = ads.readADC_SingleEnded(1, 0xD583); // read channel 0 vBlowerReading = ads.readADC_SingleEnded(2, 0xE783); // read channel 0 omronDiff = ads.readADC_Differential(0x8583); // differential channel 2-3 press = bmesensor.getPressure(); temp = bmesensor.getTemperature()-5; rh = bmesensor.getHumidity(); uv = lightsensor.getUV(); vis = lightsensor.getVIS(); ir = lightsensor.getIR(); //Mount the filesystem //sd.mount(); FILE *fp = fopen(filename, "a"); fprintf(fp, "%02d,%02d,%02d,%02d,%02d,%02d,%f,%f,%f,%f,%2.2f,%04.2f,%2.2f,%1.4f,%1.4f,%1.4f,%.0f,%.0f,%.0f,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%f,%f\r\n",Year,Month,Date,Hour,Minutes,Seconds,omronVolt,atmoRho,volflow,massflow,temp,press,rh,accel_x, accel_y, accel_z, mag_x, mag_y, mag_z,uv, vis, ir,omronReading, vInReading, vBlowerReading, omronDiff,gasG.getAmps(), gasG.getVolts(), gasG.getCharge(),digital_pot_set, deltaMflow, deltaVflow); fclose(fp); //Unmount the filesystem //sd.unmount(); wait(1); } } }