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:
- jelord
- Date:
- 2015-12-17
- Revision:
- 96:03106adb45c9
- Parent:
- 95:0ae0ffddc544
- Child:
- 97:c596f8ed4562
File content as of revision 96:03106adb45c9:
#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" #include "EEPROM.h" #include "US_Menu.h" #include "BLEDevice.h" #include "Calibration.h" #include "UPAS_Service.h" #define SERIAL_BAUD_RATE 9600 #define SCL 20 #define SDA 22 uint8_t startAndEndTime[12] = {0,}; const static char DEVICE_NAME[] = "UPAS"; //Will hold the actual name of the whichever UPAS is being connected to static const uint16_t uuid16_list[] = {UPAS_Service::UPAS_SERVICE_UUID}; //Currently a custom 16-bit representation of 128-bit UUID BLEDevice ble; UPAS_Service *upasServicePtr; //BLE_Menu bleMenu(ble, txPayload, rxPayload, uart_base_uuid_rev, uart_base_uuid, uartService); 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); EEPROM E2PROM(p22, p20); US_Menu Menu; DigitalOut GPS_EN(p4,0); //pin 4 is used to enable and disable the GPS, in order to recive serial communications Calibration calibrations(1); //Default serial/calibration if there are no values for the selected option Timeout stop; //This is the stop call back object Timeout logg; //This is the logging call back object uint16_t serial_num = 1; // Default serial/calibration number int RunReady =0; float press; float temp; float rh; int uv; int vis; int ir; float compass; float accel_x; float accel_y; float accel_z; float accel_comp; float mag_x; float mag_y; float mag_z; int vInReading; int vBlowerReading; int omronDiff; float omronVolt; //V int omronReading; float atmoRho; //g/L float massflow; //g/min float volflow; //L/min float volflowSet = 1.0; //L/min int logInerval = 10; //seconds double secondsD = 0; float massflowSet; float deltaVflow = 0.0; float deltaMflow = 0.0; float gainFlow; float sampledVol; //L, total sampled volume int digital_pot_setpoint; //min = 0x7F, max = 0x00 int digital_pot_set; int digital_pot_change; int digitalpotMax = 127; int digitalpotMin = 2; int dutyUp; int dutyDown; // variables are only place holders for the US_Menu // int refreshtime; float home_lat, home_lon, work_lat, work_lon; //*************************************************// //int refresh_Time = 10; // refresh time in s, note calling read_GPS()(or similar) will still take how ever long it needs(hopefully < 1s) char device_name[] = "---------------"; char filename[] = "/sd/XXXX0000LOG000000000000---------------.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) void disconnectionCallback(Gap::Handle_t handle, Gap::DisconnectionReason_t reason) { ble.startAdvertising(); } void WrittenHandler(const GattCharacteristicWriteCBParams *Handler) // called any time the phone sends a message { uint8_t *writeData = const_cast<uint8_t*>(Handler->data); // check to see what characteristic was written, by handle if(Handler->charHandle == upasServicePtr->rtcCharacteristic.getValueAttribute().getHandle()) { E2PROM.write(0x00015, writeData+6, 12); RTC.set_time(writeData[0],writeData[1],writeData[2],writeData[3],writeData[3],writeData[4],writeData[5]); }else if(Handler->charHandle == upasServicePtr->sampleTimeCharacteristic.getValueAttribute().getHandle()){ E2PROM.write(0x00015, writeData, 12); }else if(Handler->charHandle == upasServicePtr->subjectLabelCharacteristic.getValueAttribute().getHandle()){ E2PROM.write(0x00001,writeData,15); }else if(Handler->charHandle == upasServicePtr->runReadyCharacteristic.getValueAttribute().getHandle()){ uint8_t runData = writeData[0]; if(runData == 10){ RunReady = 10; RGB_LED.set_led(1,2,3); }else{ RunReady = 2; } }else if(Handler->charHandle == upasServicePtr->logIntevalCharacteristic.getValueAttribute().getHandle()){ /* Trigger demo mode*/ //RGB_LED.set_led(3,1,0); E2PROM.write(0x00014,writeData,1); }else if(Handler->charHandle == upasServicePtr->flowRateCharacteristic.getValueAttribute().getHandle()){ //RGB_LED.set_led(3,1,0); E2PROM.write(0x00010,writeData,4); } } void check_stop() // this checks if it's time to stop and shutdown { if(RTC.compare(startAndEndTime[6], startAndEndTime[7], startAndEndTime[8], startAndEndTime[9], startAndEndTime[10], startAndEndTime[11])) { pbKill = 0; // this is were we shut everything down pc.printf("If you're reading this something has gone very wrong."); } stop.detach(); stop.attach(&check_stop, 9); } void log_data() { logg.detach(); logg.attach(&log_data, logInerval); // reading and logging data must take significintly less than 0.5s. This can be increased. RTC.get_time(); omronReading = ads.readADC_SingleEnded(0, 0xC583); // read channel 0 PGA = 2 : Full Scale Range = 2.048V omronVolt = (omronReading*4.096)/(32768*2); if(omronVolt<=calibrations.omronVMin) { massflow = calibrations.omronMFMin; } else if(omronVolt>=calibrations.omronVMax) { massflow = calibrations.omronMFMax; } else { massflow = calibrations.MF4*pow(omronVolt,(float)4)+calibrations.MF3*pow(omronVolt,(float)3)+calibrations.MF2*pow(omronVolt,(float)2)+calibrations.MF1*omronVolt+calibrations.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; sampledVol = sampledVol + ((((float)logInerval)/60.0)*volflow); deltaVflow = volflow-volflowSet; massflowSet = volflowSet*atmoRho; deltaMflow = massflow-massflowSet; if(abs(deltaMflow)>.025) { digital_pot_change = (int)(gainFlow*deltaMflow); if(abs(digital_pot_change)>=50) { digital_pot_set = (int)(digital_pot_set+(int)((10.0*deltaMflow))); RGB_LED.set_led(1,0,0); } else if(digital_pot_change+digital_pot_set>=digitalpotMax&abs(digital_pot_change)<50) { digital_pot_set = digitalpotMax; RGB_LED.set_led(1,0,0); } else if(digital_pot_change+digital_pot_set<=digitalpotMin&abs(digital_pot_change)<50) { digital_pot_set = digitalpotMin; RGB_LED.set_led(1,0,0); } else { digital_pot_set = (digital_pot_set+ digital_pot_change); RGB_LED.set_led(1,1,0); } DigPot.writeRegister(digital_pot_set); } else { RGB_LED.set_led(0,1,0); } movementsensor.getACCEL(); movementsensor.getCOMPASS(); compass = movementsensor.getCOMPASS_HEADING(); accel_x = movementsensor.AccelData.x; accel_y = movementsensor.AccelData.y; accel_z = movementsensor.AccelData.z; accel_comp = pow(accel_x,(float)2)+pow(accel_y,(float)2)+pow(accel_z,(float)2)-1.0; 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()-5.0; rh = bmesensor.getHumidity(); uv = lightsensor.getUV(); vis = lightsensor.getVIS(); ir = lightsensor.getIR(); FILE *fp = fopen(filename, "a"); fprintf(fp, "%02d,%02d,%02d,%02d,%02d,%02d,%1.3f,%1.3f,%2.2f,%4.2f,%2.1f,%1.3f,%1.3f,%5.1f,%1.1f,%1.1f,%1.1f,%1.1f,%d,%d,%d,%d,%d,%d,%d,%d,%d,%1.3f,%1.3f,%f\r\n",RTC.year, RTC.month,RTC.date,RTC.hour,RTC.minutes,RTC.seconds,omronVolt,massflow,temp,press,rh,atmoRho,volflow,sampledVol,accel_x,accel_y,accel_z,accel_comp,uv,omronReading, vInReading, vBlowerReading, omronDiff,gasG.getAmps(), gasG.getVolts(), gasG.getCharge(),digital_pot_set, deltaMflow, deltaVflow, compass); fclose(fp); } /*EEPROM ADDRESSING: 0:Status bit-Unused 1-15:Device Name 16-19:Flow Rate 20: Data Log Interval 21-26: Start Time: ssmmHHddMMyy 27-32: Stop Time: ssmmHHddMMyy 33: Duty Up 34: Duty Down 35-38: Home Latitude 39-42: Home Longitude 43-46: Work Latitude 47-50: Work Longitude 51: Runready: Currently useless, should be 0 52-53: Device Calibration 54: Consider RunReady 55-56: Menu Options 57+ Nothing*/ int main() { RGB_LED.set_led(1,1,1); // Setup and Initialization //---------------------------------------------------------------------------------------------// //**************//BLE initialization//**************// RTC.get_time(); uint8_t rtcPassValues[6] = {RTC.seconds, RTC.minutes,RTC.hour,RTC.date,RTC.month,RTC.year}; uint8_t sampleTimePassValues[12] = {0,}; uint8_t subjectLabelOriginal[15] = {0,}; uint8_t dataLogOriginal[1] = {0,}; uint8_t flowRateOriginal[4] = {0,}; E2PROM.read(0x00015, sampleTimePassValues, 12); E2PROM.read(0x00001, subjectLabelOriginal,15); E2PROM.read(0x00014,dataLogOriginal,1); E2PROM.read(0x00010,flowRateOriginal,4); ble.init(); ble.onDisconnection(disconnectionCallback); ble.onDataWritten(WrittenHandler); //add writeCharCallback (custom function) to whenever data is being written to device UPAS_Service upasService(ble, false,rtcPassValues,sampleTimePassValues,subjectLabelOriginal,dataLogOriginal,flowRateOriginal); //Create a GattService that is defined in UPAS_Service.h upasServicePtr = &upasService; //Create a pointer to the service (Allows advertisement without specifically adding the service /* setup advertising Following lines do the follow: 1:Declare the device as Bluetooth Smart(Low-Energy) 2.Advertise the UPAS service that will send and receive the 57-bits of settable values in the UPAS EEPROM 3.Advertise the name that will be associated with the UPAS 4.Allow the UPAS to advertise unrestricted (this might change) */ ble.accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE); ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS, (uint8_t *)uuid16_list, sizeof(uuid16_list)); ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME, (uint8_t *)DEVICE_NAME, sizeof(DEVICE_NAME)); ble.setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED); ble.setAdvertisingInterval(160); /* 160ms. */ ble.startAdvertising(); //**************//BLE initialization//**************// //Logic Loop waiting for responses from the BLE iPhone App. //Will not break loop without response from the app while (1) { ble.waitForEvent(); if(RunReady==2 && blower ==0){ //Code used to see if one-click run should begin calibrations.initialize(serial_num); RGB_LED.set_led(3,0,2); blower=1; RunReady=0; } if(RunReady==2 && blower ==1){ //Code used to see if one-click run is done. blower=0; RunReady=0; } if(RunReady==10){ //Check to see if app is done with configurations blower = 0; ble.stopAdvertising(); break; } } E2PROM.read(0x00015, startAndEndTime, 12); //Grab start and end times from EEPROM while(!RTC.compare(startAndEndTime[0], startAndEndTime[1], startAndEndTime[2], startAndEndTime[3], startAndEndTime[4], startAndEndTime[5])) { // this while waits for the start time by looping until the start time wait(0.5); RTC.get_time(); } calibrations.initialize(serial_num); blower=1; // while(!RTC.compare(startAndEndTime[6], startAndEndTime[7], startAndEndTime[8], startAndEndTime[9], startAndEndTime[10], startAndEndTime[11])) { //Waits for end time // wait(0.5); // RTC.get_time(); // // } //pbKill = 0; // this is were we shut everything down pc.printf("You're done, you can now disconect the USB cable.\r\n"); RunReady = 0; // Menu.save_menu(E2PROM, logInerval, refreshtime, volflowSet, device_name, dutyUp, dutyDown, home_lat, home_lon, work_lat, work_lon, RunReady, serial_num); //Save all data to the EEPROM RGB_LED.set_led(1,1,0); calibrations.initialize(serial_num); stop.attach(&check_stop, 30); // check if we should shut down every 9 seconds, starting 60s after the start. 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(calibrations.DP4*pow(massflowSet,4)+calibrations.DP3*pow(massflowSet,3)+calibrations.DP2*pow(massflowSet,2)+calibrations.DP1*massflowSet+calibrations.DP0); //min = 0x7F, max = 0x00 if(digital_pot_setpoint>=digitalpotMax) { digital_pot_setpoint = digitalpotMax; } else if(digital_pot_setpoint<=digitalpotMin) { digital_pot_setpoint = digitalpotMin; } DigPot.writeRegister(digital_pot_setpoint); wait(1); blower = 1; //Menu.save_menu(E2PROM, logInerval, refreshtime, volflowSet, device_name, dutyUp, dutyDown, home_lat, home_lon, work_lat, work_lon, RunReady, serial_num); //Save all data to the EEPROM sprintf(filename, "/sd/UPAS%04dLOG_%02d-%02d-%02d_%02d=%02d=%02d_%s.txt",serial_num,RTC.year,RTC.month,RTC.date,RTC.hour,RTC.minutes,RTC.seconds,device_name); FILE *fp = fopen(filename, "w"); fclose(fp); //---------------------------------------------------------------------------------------------// //Following lines are needed to enter into the initiallization flow control loop wait(10); omronReading = ads.readADC_SingleEnded(0, 0xC583); // read channel 0 PGA = 2 : Full Scale Range = 2.048V omronVolt = (omronReading*4.096)/(32768*2); if(omronVolt<=calibrations.omronVMin) { massflow = calibrations.omronMFMin; } else if(omronVolt>=calibrations.omronVMax) { massflow = calibrations.omronMFMax; } else { massflow = calibrations.MF4*pow(omronVolt,(float)4)+calibrations.MF3*pow(omronVolt,(float)3)+calibrations.MF2*pow(omronVolt,(float)2)+calibrations.MF1*omronVolt+calibrations.MF0; } deltaMflow = massflow-massflowSet; digital_pot_set = digital_pot_setpoint; wait(5); //---------------------------------------------------------------------------------------------// //Sets the flow withen +-1.5% of the desired flow rate based on mass flow 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<=calibrations.omronVMin) { massflow = calibrations.omronMFMin; } else if(omronVolt>=calibrations.omronVMax) { massflow = calibrations.omronMFMax; } else { massflow = calibrations.MF4*pow(omronVolt,(float)4)+calibrations.MF3*pow(omronVolt,(float)3)+calibrations.MF2*pow(omronVolt,(float)2)+calibrations.MF1*omronVolt+calibrations.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; digital_pot_set = (int)(digital_pot_set+(int)((gainFlow*deltaMflow))); if(digital_pot_set>=digitalpotMax) { digital_pot_set = digitalpotMax; } else if(digital_pot_set<=digitalpotMin) { digital_pot_set = digitalpotMin; } wait(2); DigPot.writeRegister(digital_pot_set); wait(1); } sampledVol = 0.0; RGB_LED.set_led(0,1,0); //** end of initalization **// //---------------------------------------------------------------------------------------------// //---------------------------------------------------------------------------------------------// // Main Control Loop logg.attach(&log_data, logInerval); // uses callbacks or block Interrupts for anything that uses i2c }