Volckens Group Sensors / UPAS_BLE_SD_iOS

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 Volckens Group Sensors

main.cpp@34:481403146690, 2015-05-31 (annotated)

Committer:
caseyquinn
Date:
Sun May 31 22:03:37 2015 +0000
Revision:
34:481403146690
Parent:
33:bc73a2493821
Child:
35:bd978e6ccd82
Simple control loop implemented.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
caseyquinn 0:14d46ef4b6cb 1 #include "mbed.h"
caseyquinn 0:14d46ef4b6cb 2 #include "SDFileSystem.h"
caseyquinn 0:14d46ef4b6cb 3 #include "Adafruit_ADS1015.h"
caseyquinn 1:37babeb68ab9 4 #include "MCP40D17.h"
caseyquinn 10:f9cb61b29340 5 #include "wire.h" //Used with the RTC in this code. Will need to try and remove this, and also create the correct library/update addresses and registers for the RTC.
caseyquinn 7:a24d7156bc02 6 #include "STC3100.h"
caseyquinn 10:f9cb61b29340 7 #include "LSM303.h"
caseyquinn 12:8c00a7f5d483 8 #include "BME280.h"
caseyquinn 14:ad550174db8b 9 #include "SI1145.h"
caseyquinn 1:37babeb68ab9 10
caseyquinn 1:37babeb68ab9 11 #define SERIAL_BAUD_RATE 9600
caseyquinn 7:a24d7156bc02 12 #define SCL 20
caseyquinn 7:a24d7156bc02 13 #define SDA 22
caseyquinn 7:a24d7156bc02 14 #define Crono 0xD0 //D0 for the chronoDot
caseyquinn 0:14d46ef4b6cb 15
caseyquinn 0:14d46ef4b6cb 16 I2C i2c(p22, p20);
caseyquinn 0:14d46ef4b6cb 17 Adafruit_ADS1115 ads(&i2c);
caseyquinn 1:37babeb68ab9 18 MCP40D17 DigPot(&i2c);
caseyquinn 12:8c00a7f5d483 19 BME280 bmesensor(p22, p20);
caseyquinn 7:a24d7156bc02 20 STC3100 gasG(p22, p20);
caseyquinn 2:e596e685eb39 21 Serial pc(USBTX, USBRX);
caseyquinn 8:204c21adf693 22 DigitalOut blower(p29, 0);
caseyquinn 17:1baf7cab694e 23 DigitalOut pbKill(p18, 1);
caseyquinn 10:f9cb61b29340 24 LSM303 movementsensor(p22, p20);
caseyquinn 14:ad550174db8b 25 SI1145 lightsensor(p22, p20);
caseyquinn 0:14d46ef4b6cb 26
caseyquinn 20:ad9883973d86 27 float press;
caseyquinn 20:ad9883973d86 28 float temp;
caseyquinn 20:ad9883973d86 29 float rh;
caseyquinn 4:69bd7e8a994c 30
caseyquinn 20:ad9883973d86 31 int uv;
caseyquinn 20:ad9883973d86 32 int vis;
caseyquinn 20:ad9883973d86 33 int ir;
caseyquinn 8:204c21adf693 34
caseyquinn 10:f9cb61b29340 35 float accel_x;
caseyquinn 10:f9cb61b29340 36 float accel_y;
caseyquinn 10:f9cb61b29340 37 float accel_z;
caseyquinn 10:f9cb61b29340 38 float mag_x;
caseyquinn 10:f9cb61b29340 39 float mag_y;
caseyquinn 10:f9cb61b29340 40 float mag_z;
caseyquinn 10:f9cb61b29340 41
caseyquinn 20:ad9883973d86 42
caseyquinn 0:14d46ef4b6cb 43 int vInReading;
caseyquinn 0:14d46ef4b6cb 44 int vBlowerReading;
caseyquinn 0:14d46ef4b6cb 45 int omronDiff;
caseyquinn 20:ad9883973d86 46
caseyquinn 20:ad9883973d86 47 int omronReading;
caseyquinn 20:ad9883973d86 48 float omronVolt; //V
caseyquinn 20:ad9883973d86 49 float atmoRho; //g/L
caseyquinn 20:ad9883973d86 50 float massflow; //g/min
caseyquinn 20:ad9883973d86 51 float volflow; //L/min
caseyquinn 20:ad9883973d86 52 float volflowSet = 1.0; //L/min
caseyquinn 22:8dd7e0d4c21c 53 float massflowSet;
caseyquinn 20:ad9883973d86 54 float deltaflow;
caseyquinn 34:481403146690 55 float gainFlow = 1.0;
caseyquinn 20:ad9883973d86 56
caseyquinn 22:8dd7e0d4c21c 57 int digital_pot_setpoint; //min = 0x7F, max = 0x00
caseyquinn 34:481403146690 58 int digital_pot_setpointCK;
lionberg 33:bc73a2493821 59 char filename[] = "/sd/UPAS0005LOG000000000000.txt";
caseyquinn 7:a24d7156bc02 60
caseyquinn 7:a24d7156bc02 61 TwoWire Wire = TwoWire(NRF_TWI0);
caseyquinn 7:a24d7156bc02 62 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)
caseyquinn 7:a24d7156bc02 63
caseyquinn 7:a24d7156bc02 64 uint8_t Seconds = 0;//Seconds
caseyquinn 7:a24d7156bc02 65 uint8_t Minutes = 0;//Minutes
caseyquinn 7:a24d7156bc02 66 uint8_t Hour = 0;//Hour
caseyquinn 7:a24d7156bc02 67 uint8_t Date = 0;//Date
caseyquinn 7:a24d7156bc02 68 uint8_t Month = 0;//Month
caseyquinn 7:a24d7156bc02 69 uint8_t Year = 0;//Year
caseyquinn 11:2297d364af61 70 double secondsD = 0;
caseyquinn 7:a24d7156bc02 71
caseyquinn 7:a24d7156bc02 72 void get_time()
caseyquinn 7:a24d7156bc02 73 {
caseyquinn 7:a24d7156bc02 74 Wire.beginTransmission(Crono); // address DS3231
caseyquinn 7:a24d7156bc02 75 Wire.write(0x0E); // select register
caseyquinn 7:a24d7156bc02 76 Wire.write(0x1C); // write register bitmap, bit 7 is /EOSC
caseyquinn 7:a24d7156bc02 77 Wire.endTransmission();
caseyquinn 7:a24d7156bc02 78 wait(0.05);
caseyquinn 7:a24d7156bc02 79 Wire.beginTransmission(Crono);
caseyquinn 7:a24d7156bc02 80 Wire.write(0x00);
caseyquinn 7:a24d7156bc02 81 Wire.endTransmission();
caseyquinn 7:a24d7156bc02 82 Wire.requestFrom(Crono+1, 7);
caseyquinn 2:e596e685eb39 83
caseyquinn 7:a24d7156bc02 84 while( Wire.available() > 0 )
caseyquinn 7:a24d7156bc02 85 {
caseyquinn 7:a24d7156bc02 86 Seconds = Wire.read();
caseyquinn 7:a24d7156bc02 87 Minutes = Wire.read();
caseyquinn 7:a24d7156bc02 88 Hour = Wire.read();
caseyquinn 7:a24d7156bc02 89 uint8_t day =Wire.read(); // we don't uses this, it's just day of the week
caseyquinn 7:a24d7156bc02 90 Date = Wire.read();
caseyquinn 7:a24d7156bc02 91 Month = Wire.read();
caseyquinn 7:a24d7156bc02 92 Year = Wire.read();
caseyquinn 20:ad9883973d86 93
caseyquinn 7:a24d7156bc02 94 }
caseyquinn 7:a24d7156bc02 95 Year = ((Year&0xF0)>>4)*10 + (Year&0x0F); //Year
caseyquinn 7:a24d7156bc02 96 Month = ((Month&0x10)>>4)*10 + (Month&0x0F); //Month
caseyquinn 7:a24d7156bc02 97 Date = ((Date&0x30)>>4)*10 + (Date&0x0F); //Date
caseyquinn 9:2057c3779b6a 98 Hour = ((Hour&0x30)>>4)*10 + (Hour&0x0F); //Hour
caseyquinn 7:a24d7156bc02 99 Minutes = ((Minutes&0x70)>>4)*10 + (Minutes&0x0F); //Minutes
caseyquinn 7:a24d7156bc02 100 Seconds = ((Seconds&0x70)>>4)*10 + (Seconds&0x0F); //Seconds
caseyquinn 7:a24d7156bc02 101 }
caseyquinn 2:e596e685eb39 102
caseyquinn 0:14d46ef4b6cb 103 int main()
caseyquinn 0:14d46ef4b6cb 104 {
caseyquinn 22:8dd7e0d4c21c 105 press = bmesensor.getPressure();
caseyquinn 22:8dd7e0d4c21c 106 temp = bmesensor.getTemperature();
caseyquinn 22:8dd7e0d4c21c 107 rh = bmesensor.getHumidity();
caseyquinn 22:8dd7e0d4c21c 108
caseyquinn 22:8dd7e0d4c21c 109 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));
caseyquinn 22:8dd7e0d4c21c 110 massflowSet = volflowSet*atmoRho;
lionberg 26:9cf8e76d8274 111 //Digtal pot tf from file: UPAS v2 OSU-PrimaryFlowData FullSet 2015-05-29 CQ mods.xlsx
lionberg 33:bc73a2493821 112 digital_pot_setpoint = (int)floor(9.2456*pow(massflowSet,4)-89.538*pow(massflowSet,3)+329.03*pow(massflowSet,2)-566.12*massflowSet+412.72); //min = 0x7F, max = 0x00
caseyquinn 8:204c21adf693 113
caseyquinn 8:204c21adf693 114 DigPot.writeRegister(digital_pot_setpoint);
caseyquinn 8:204c21adf693 115 Wire.begin(SCL, SDA, TWI_FREQUENCY_100K);//
caseyquinn 20:ad9883973d86 116 wait(1);
caseyquinn 20:ad9883973d86 117 blower = 1;
caseyquinn 16:210e5eaeb89b 118
caseyquinn 17:1baf7cab694e 119 get_time();
lionberg 33:bc73a2493821 120 sprintf(filename, "/sd/UPAS0005LOG_%02d-%02d-%02d_%02d-%02d-%02d.txt",Year,Month,Date,Hour,Minutes,Seconds);
caseyquinn 17:1baf7cab694e 121 FILE *fp = fopen(filename, "w");
caseyquinn 17:1baf7cab694e 122 fclose(fp);
caseyquinn 2:e596e685eb39 123
caseyquinn 1:37babeb68ab9 124
caseyquinn 0:14d46ef4b6cb 125 while(1){
caseyquinn 7:a24d7156bc02 126
caseyquinn 8:204c21adf693 127 get_time();
caseyquinn 11:2297d364af61 128 secondsD = Seconds;
caseyquinn 11:2297d364af61 129
caseyquinn 34:481403146690 130 if(fmod(secondsD,2)==0){
caseyquinn 34:481403146690 131 omronVolt = (omronReading*4.096)/(32768*2);
caseyquinn 34:481403146690 132 //Mass Flow tf from file: UPAS v2 OSU-PrimaryFlowData FullSet 2015-05-29 CQ mods.xlsx
caseyquinn 34:481403146690 133 massflow = -2.4541*pow(omronVolt,(float)4)+15.522*pow(omronVolt,(float)3)-34.578*pow(omronVolt,(float)2)+34.05*omronVolt-11.794;
caseyquinn 34:481403146690 134 digital_pot_setpointCK = (int)floor(9.2456*pow(massflow,4)-89.538*pow(massflow,3)+329.03*pow(massflow,2)-566.12*massflow+412.72); //min = 0x7F, max = 0x00
caseyquinn 34:481403146690 135 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));
caseyquinn 34:481403146690 136 massflowSet = volflowSet*atmoRho;
caseyquinn 34:481403146690 137 digital_pot_setpoint = (int)floor(9.2456*pow(massflowSet,4)-89.538*pow(massflowSet,3)+329.03*pow(massflowSet,2)-566.12*massflowSet+412.72); //min = 0x7F, max = 0x00
caseyquinn 34:481403146690 138 deltaflow = massflow-massflowSet;
caseyquinn 34:481403146690 139
caseyquinn 34:481403146690 140 if(abs(deltaflow)>.025*massflowSet){
caseyquinn 34:481403146690 141 digital_pot_setpoint = digital_pot_setpoint+gainFlow*(digital_pot_setpointCK-digital_pot_setpoint);
caseyquinn 34:481403146690 142 DigPot.writeRegister(digital_pot_setpoint);
caseyquinn 34:481403146690 143 }
caseyquinn 34:481403146690 144
caseyquinn 34:481403146690 145
caseyquinn 34:481403146690 146 }
caseyquinn 34:481403146690 147
caseyquinn 11:2297d364af61 148 if(fmod(secondsD,10)==0){
caseyquinn 16:210e5eaeb89b 149
caseyquinn 21:765896ebd61c 150 omronVolt = (omronReading*4.096)/(32768*2);
lionberg 26:9cf8e76d8274 151 //Mass Flow tf from file: UPAS v2 OSU-PrimaryFlowData FullSet 2015-05-29 CQ mods.xlsx
lionberg 33:bc73a2493821 152 massflow = -2.4541*pow(omronVolt,(float)4)+15.522*pow(omronVolt,(float)3)-34.578*pow(omronVolt,(float)2)+34.05*omronVolt-11.794;
caseyquinn 20:ad9883973d86 153 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));
caseyquinn 20:ad9883973d86 154 volflow = massflow/atmoRho;
caseyquinn 20:ad9883973d86 155 deltaflow = volflow-volflowSet;
caseyquinn 20:ad9883973d86 156
caseyquinn 34:481403146690 157
caseyquinn 10:f9cb61b29340 158 movementsensor.getACCEL();
caseyquinn 10:f9cb61b29340 159 movementsensor.getCOMPASS();
caseyquinn 10:f9cb61b29340 160 accel_x = movementsensor.AccelData.x;
caseyquinn 10:f9cb61b29340 161 accel_y = movementsensor.AccelData.y;
caseyquinn 10:f9cb61b29340 162 accel_z = movementsensor.AccelData.z;
caseyquinn 10:f9cb61b29340 163 mag_x = movementsensor.MagData.x;
caseyquinn 10:f9cb61b29340 164 mag_y = movementsensor.MagData.y;
caseyquinn 10:f9cb61b29340 165 mag_z = movementsensor.MagData.z;
caseyquinn 6:2328feb48792 166 omronReading = ads.readADC_SingleEnded(0, 0xC583); // read channel 0 PGA = 2 : Full Scale Range = 2.048V
caseyquinn 0:14d46ef4b6cb 167 vInReading = ads.readADC_SingleEnded(1, 0xD583); // read channel 0
caseyquinn 0:14d46ef4b6cb 168 vBlowerReading = ads.readADC_SingleEnded(2, 0xE783); // read channel 0
caseyquinn 0:14d46ef4b6cb 169 omronDiff = ads.readADC_Differential(0x8583); // differential channel 2-3
caseyquinn 20:ad9883973d86 170 press = bmesensor.getPressure();
lionberg 27:6830122ebc00 171 temp = bmesensor.getTemperature()-3;
caseyquinn 20:ad9883973d86 172 rh = bmesensor.getHumidity();
caseyquinn 20:ad9883973d86 173 uv = lightsensor.getUV();
caseyquinn 20:ad9883973d86 174 vis = lightsensor.getVIS();
caseyquinn 20:ad9883973d86 175 ir = lightsensor.getIR();
caseyquinn 20:ad9883973d86 176
caseyquinn 20:ad9883973d86 177
caseyquinn 20:ad9883973d86 178 //Mount the filesystem
caseyquinn 2:e596e685eb39 179 sd.mount();
caseyquinn 3:2d059d88582b 180 FILE *fp = fopen(filename, "a");
lionberg 28:39747a95e989 181 fprintf(fp, "%d,%d,%d,%d,%d,%d,%f,%f,%f,%f,%2.2f,%04.2f,%2.2f,%.0f,%.0f,%.0f,%.0f,%.0f,%.0f,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d\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_setpoint);
caseyquinn 2:e596e685eb39 182 fclose(fp);
caseyquinn 2:e596e685eb39 183 //Unmount the filesystem
caseyquinn 2:e596e685eb39 184 sd.unmount();
caseyquinn 20:ad9883973d86 185
caseyquinn 11:2297d364af61 186 wait(1);
caseyquinn 2:e596e685eb39 187
caseyquinn 11:2297d364af61 188 }
caseyquinn 20:ad9883973d86 189
caseyquinn 2:e596e685eb39 190
caseyquinn 2:e596e685eb39 191
caseyquinn 20:ad9883973d86 192
caseyquinn 20:ad9883973d86 193
caseyquinn 0:14d46ef4b6cb 194 }
caseyquinn 0:14d46ef4b6cb 195 }
caseyquinn 0:14d46ef4b6cb 196
caseyquinn 0:14d46ef4b6cb 197
caseyquinn 0:14d46ef4b6cb 198