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@3:2d059d88582b, 2015-05-03 (annotated)

Committer:
caseyquinn
Date:
Sun May 03 13:55:01 2015 +0000
Revision:
3:2d059d88582b
Parent:
2:e596e685eb39
Child:
4:69bd7e8a994c
Data filename corrected, logging ADS1115 byte words to sd card with incrementing filenames

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 1:37babeb68ab9 5
caseyquinn 1:37babeb68ab9 6 #define SERIAL_BAUD_RATE 9600
caseyquinn 0:14d46ef4b6cb 7
caseyquinn 0:14d46ef4b6cb 8 I2C i2c(p22, p20);
caseyquinn 0:14d46ef4b6cb 9 Adafruit_ADS1115 ads(&i2c);
caseyquinn 1:37babeb68ab9 10 MCP40D17 DigPot(&i2c);
caseyquinn 2:e596e685eb39 11 Serial pc(USBTX, USBRX);
caseyquinn 1:37babeb68ab9 12 DigitalOut blower(p29, 1);
caseyquinn 0:14d46ef4b6cb 13
caseyquinn 0:14d46ef4b6cb 14 int omronReading;
caseyquinn 0:14d46ef4b6cb 15 int vInReading;
caseyquinn 0:14d46ef4b6cb 16 int vBlowerReading;
caseyquinn 0:14d46ef4b6cb 17 int omronDiff;
caseyquinn 1:37babeb68ab9 18 int digital_pot_setpoint = 0x3D; //min = 0x7F, max = 0x00
caseyquinn 3:2d059d88582b 19 char filename[] = "/sd/UPASLOG00.txt";
caseyquinn 2:e596e685eb39 20
caseyquinn 0:14d46ef4b6cb 21 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 2:e596e685eb39 22
caseyquinn 0:14d46ef4b6cb 23 int main()
caseyquinn 0:14d46ef4b6cb 24 {
caseyquinn 2:e596e685eb39 25
caseyquinn 2:e596e685eb39 26 // create a new file
caseyquinn 2:e596e685eb39 27
caseyquinn 3:2d059d88582b 28 for (uint8_t i = 0; i < 100; i++) {
caseyquinn 3:2d059d88582b 29 filename[11] = i/10 + '0';
caseyquinn 3:2d059d88582b 30 filename[12] = i%10 + '0';
caseyquinn 2:e596e685eb39 31 FILE *fp = fopen(filename, "r");
caseyquinn 2:e596e685eb39 32 if (fp == NULL) {
caseyquinn 2:e596e685eb39 33 // only open a new file if it doesn't exist
caseyquinn 2:e596e685eb39 34 FILE *fp = fopen(filename, "w");
caseyquinn 2:e596e685eb39 35 fclose(fp);
caseyquinn 2:e596e685eb39 36 break; // leave the loop!
caseyquinn 2:e596e685eb39 37 }
caseyquinn 2:e596e685eb39 38
caseyquinn 2:e596e685eb39 39
caseyquinn 2:e596e685eb39 40 }
caseyquinn 3:2d059d88582b 41
caseyquinn 1:37babeb68ab9 42
caseyquinn 0:14d46ef4b6cb 43 while(1){
caseyquinn 2:e596e685eb39 44
caseyquinn 0:14d46ef4b6cb 45 omronReading = ads.readADC_SingleEnded(0, 0xC583); // read channel 0
caseyquinn 3:2d059d88582b 46 //pc.printf("Omron Reading: %d\r\n", omronReading); // print reading
caseyquinn 0:14d46ef4b6cb 47 vInReading = ads.readADC_SingleEnded(1, 0xD583); // read channel 0
caseyquinn 0:14d46ef4b6cb 48 vBlowerReading = ads.readADC_SingleEnded(2, 0xE783); // read channel 0
caseyquinn 0:14d46ef4b6cb 49 omronDiff = ads.readADC_Differential(0x8583); // differential channel 2-3
caseyquinn 2:e596e685eb39 50
caseyquinn 2:e596e685eb39 51 //Mount the filesystem
caseyquinn 2:e596e685eb39 52 sd.mount();
caseyquinn 3:2d059d88582b 53 FILE *fp = fopen(filename, "a");
caseyquinn 2:e596e685eb39 54 fprintf(fp, "%d,%d,%d,%d\r\n", omronReading,vInReading, vBlowerReading, omronDiff);
caseyquinn 2:e596e685eb39 55 fclose(fp);
caseyquinn 2:e596e685eb39 56 //Unmount the filesystem
caseyquinn 2:e596e685eb39 57 sd.unmount();
caseyquinn 2:e596e685eb39 58
caseyquinn 2:e596e685eb39 59 wait(5);
caseyquinn 2:e596e685eb39 60
caseyquinn 2:e596e685eb39 61 DigPot.writeRegister(digital_pot_setpoint);
caseyquinn 2:e596e685eb39 62
caseyquinn 2:e596e685eb39 63
caseyquinn 0:14d46ef4b6cb 64 }
caseyquinn 0:14d46ef4b6cb 65 }
caseyquinn 0:14d46ef4b6cb 66
caseyquinn 0:14d46ef4b6cb 67
caseyquinn 0:14d46ef4b6cb 68