Nicholas Outram / Mbed OS sarbir

Syggestions

Dependencies:   CheckRTC LPS25H hts221

Fork of ELEC350-extended-referral2 by satbir panesar

main.cpp@40:426cd176ce80, 2017-11-16 (annotated)

Committer:
spanesar
Date:
Thu Nov 16 01:06:41 2017 +0000
Revision:
40:426cd176ce80
Parent:
39:504f5dc30a33
Child:
41:ce3d6fb38d3b
tried creating a thread for the serial function but keep getting errors

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Jonathan Austin 0:2757d7abb7d9 1 #include "mbed.h"
martinsimpson 32:260a288be58f 2 #include "rtos.h"
noutram 35:af125862c33e 3 #include "hts221.h"
martinsimpson 32:260a288be58f 4 #include "LPS25H.h"
spanesar 40:426cd176ce80 5 #include <sstream>
spanesar 39:504f5dc30a33 6 //#include "CheckRTC.h"
spanesar 39:504f5dc30a33 7
martinsimpson 32:260a288be58f 8
martinsimpson 32:260a288be58f 9 DigitalOut myled(LED1);
martinsimpson 32:260a288be58f 10 I2C i2c2(I2C_SDA, I2C_SCL);
spanesar 39:504f5dc30a33 11 Serial pc(USBTX, USBRX);
noutram 35:af125862c33e 12 float tempCelsius = 25.50;
noutram 35:af125862c33e 13 float humi = 55;
spanesar 39:504f5dc30a33 14 int humiMax = 100;
spanesar 40:426cd176ce80 15 char buffer_str=0;
spanesar 39:504f5dc30a33 16 uint32_t seconds = 0, minutes=0, hours=0;
spanesar 39:504f5dc30a33 17 Ticker t;
spanesar 39:504f5dc30a33 18 volatile static unsigned short sample16 = 0;
spanesar 39:504f5dc30a33 19 void doSample1Hz();
spanesar 39:504f5dc30a33 20 int count = 0;
spanesar 39:504f5dc30a33 21 char *buf;
spanesar 39:504f5dc30a33 22 size_t sz;
spanesar 40:426cd176ce80 23 typedef struct {
spanesar 40:426cd176ce80 24 float temp;
spanesar 40:426cd176ce80 25 float press;
spanesar 40:426cd176ce80 26 float humid;
spanesar 40:426cd176ce80 27 } measurement;
spanesar 40:426cd176ce80 28 measurement buffer [120];
martinsimpson 32:260a288be58f 29
noutram 35:af125862c33e 30 LPS25H barometer(i2c2, LPS25H_V_CHIP_ADDR);
noutram 35:af125862c33e 31 HTS221 humidity(I2C_SDA, I2C_SCL);
noutram 35:af125862c33e 32
spanesar 40:426cd176ce80 33 void function1();
spanesar 40:426cd176ce80 34 void function2();
spanesar 40:426cd176ce80 35 void function3();
spanesar 39:504f5dc30a33 36
spanesar 40:426cd176ce80 37 Thread t1;
spanesar 40:426cd176ce80 38 Thread t2;
spanesar 40:426cd176ce80 39 Thread t3;
spanesar 40:426cd176ce80 40 Thread t4;
spanesar 39:504f5dc30a33 41
spanesar 40:426cd176ce80 42 osThreadId idMain;
spanesar 40:426cd176ce80 43 osThreadId id1;
noutram 35:af125862c33e 44
spanesar 40:426cd176ce80 45 void function1()
spanesar 40:426cd176ce80 46 {
spanesar 40:426cd176ce80 47 char buffer [128];
spanesar 40:426cd176ce80 48 scanf("%127s", buffer);
spanesar 40:426cd176ce80 49 string buffer_str(buffer);
spanesar 40:426cd176ce80 50
spanesar 40:426cd176ce80 51 /*--------------If 'A' is pressed then all sensor data is diplayed---------------------*/
spanesar 40:426cd176ce80 52 if(buffer_str=="READALL") {
spanesar 40:426cd176ce80 53 humidity.ReadTempHumi(&tempCelsius, &humi); // reads temperature and humity levels
spanesar 40:426cd176ce80 54 barometer.get(); // gets barometer readings
spanesar 40:426cd176ce80 55 // displays all the variables of time, date, temperature, humidity and all the barometric readings to the serial
spanesar 40:426cd176ce80 56 printf("%s, %s, %4.2fC , %3.1f%%, %6.1f, %4.1f\n\r", time, date, tempCelsius, humi, barometer.pressure(), barometer.temperature());
spanesar 40:426cd176ce80 57 myled = 1; // LED is ON
spanesar 40:426cd176ce80 58 Thread::wait(200); // 200 ms NB 'Thread::wait(int d);' !!! d is in milliseconds!
spanesar 40:426cd176ce80 59 myled = 0; // LED is OFF
spanesar 40:426cd176ce80 60 Thread::wait(100); // 100 ms
spanesar 40:426cd176ce80 61 }
spanesar 40:426cd176ce80 62 /*-------------- if 'T' is pressed then the time and date are set to the UTC below------------------------*/
spanesar 40:426cd176ce80 63 if(buffer_str=="SETTIME") {
spanesar 40:426cd176ce80 64 set_time(1508268288);
spanesar 40:426cd176ce80 65 printf("time and date updated to %s %s\n\r", time, date);
spanesar 40:426cd176ce80 66 myled = 1;
spanesar 40:426cd176ce80 67 Thread::wait(200);
spanesar 40:426cd176ce80 68 myled = 0;
spanesar 40:426cd176ce80 69 Thread::wait(100);
spanesar 40:426cd176ce80 70 }
spanesar 40:426cd176ce80 71 /*-------------if 's' is pressed, 5 sample of data are taken and stored to the RAM every second-------------------------*/
spanesar 40:426cd176ce80 72 if(buffer_str=="SETT") {
spanesar 40:426cd176ce80 73 for (count = 0; count < 5; count++) {
spanesar 39:504f5dc30a33 74 sz = snprintf(NULL, 0,"%s, %s, %4.2fC , %3.1f%%, %6.1f, %4.1f\n\r", time, date, tempCelsius, humi, barometer.pressure(), barometer.temperature());
spanesar 39:504f5dc30a33 75 buf = (char *)malloc(sz + 1);
spanesar 39:504f5dc30a33 76 snprintf(buf, sz + 1, "%s, %s, %4.2fC , %3.1f%%, %6.1f, %4.1f\n\r", time, date, tempCelsius, humi, barometer.pressure(), barometer.temperature());
spanesar 39:504f5dc30a33 77 printf("%s\n\r",buf);
spanesar 39:504f5dc30a33 78 printf("written to memory\n\r");
spanesar 39:504f5dc30a33 79 myled = 1;
spanesar 39:504f5dc30a33 80 Thread::wait(200);
spanesar 39:504f5dc30a33 81 myled = 0;
spanesar 39:504f5dc30a33 82 Thread::wait(100);
spanesar 39:504f5dc30a33 83 wait(1);
spanesar 40:426cd176ce80 84 }
spanesar 40:426cd176ce80 85 if(buffer_str=="READ") {
spanesar 39:504f5dc30a33 86 printf("%s\n\r", buf);
spanesar 39:504f5dc30a33 87 myled = 1;
spanesar 39:504f5dc30a33 88 Thread::wait(200);
spanesar 39:504f5dc30a33 89 myled = 0;
spanesar 39:504f5dc30a33 90 Thread::wait (100);
spanesar 39:504f5dc30a33 91 }
noutram 35:af125862c33e 92 }
spanesar 40:426cd176ce80 93 }
spanesar 40:426cd176ce80 94
spanesar 40:426cd176ce80 95 int main()
spanesar 40:426cd176ce80 96 {
spanesar 40:426cd176ce80 97 pc.baud(9600); //sets baud rate to 9600
spanesar 40:426cd176ce80 98 idMain = osThreadGetId();
spanesar 40:426cd176ce80 99 t1.start(function1);
spanesar 40:426cd176ce80 100 id1 = t1.gettid();
spanesar 40:426cd176ce80 101
spanesar 40:426cd176ce80 102 time_t seconds = time(NULL);
spanesar 40:426cd176ce80 103 char time [32];
spanesar 40:426cd176ce80 104 char date [32];
spanesar 40:426cd176ce80 105 strftime(time, 32, "%H:%M:%S %p", localtime(&seconds));
spanesar 40:426cd176ce80 106 strftime(date, 32, "%Y/%m/%d %a", localtime(&seconds));
spanesar 40:426cd176ce80 107 humidity.init();
spanesar 40:426cd176ce80 108 humidity.calib();
spanesar 40:426cd176ce80 109 printf("Type SETTIME to set time and date [enter] \n\r");
spanesar 40:426cd176ce80 110 printf("Type SETT to start sampling [ENTER]\n\r");
spanesar 40:426cd176ce80 111 printf("Type DELETEALL to delete sensor data [enter]\n\r");
spanesar 40:426cd176ce80 112 printf("Type READALL [enter]\n\r");
spanesar 40:426cd176ce80 113 printf("Type READ to read sensor data in memory [ENTER]\n\r");
spanesar 40:426cd176ce80 114
spanesar 40:426cd176ce80 115
spanesar 40:426cd176ce80 116
spanesar 40:426cd176ce80 117
spanesar 40:426cd176ce80 118
spanesar 40:426cd176ce80 119 while(1) {
spanesar 40:426cd176ce80 120 char buffer [128];
spanesar 40:426cd176ce80 121 scanf("%127s", buffer);
spanesar 40:426cd176ce80 122 string buffer_str(buffer);
spanesar 40:426cd176ce80 123
spanesar 40:426cd176ce80 124
spanesar 40:426cd176ce80 125 if(buffer_str=="?") {
spanesar 40:426cd176ce80 126 printf("SOFT253 simple Temperature Humidity and Pressure Sensor Monitor\n\r");
spanesar 40:426cd176ce80 127 printf("Using the X-NUCLEO-IKS01A1 shield and MBED Libraries\n\r");
spanesar 40:426cd176ce80 128 }
spanesar 40:426cd176ce80 129
spanesar 40:426cd176ce80 130
spanesar 40:426cd176ce80 131 }
spanesar 40:426cd176ce80 132
spanesar 39:504f5dc30a33 133
FairyMental 34:62aae7d507e2 134 }