Nicholas Outram / Mbed OS sarbir

Syggestions

Dependencies:   CheckRTC LPS25H hts221

Fork of ELEC350-extended-referral2 by satbir panesar

main.cpp@41:ce3d6fb38d3b, 2017-11-17 (annotated)

Committer:
spanesar
Date:
Fri Nov 17 14:40:45 2017 +0000
Revision:
41:ce3d6fb38d3b
Parent:
40:426cd176ce80
Child:
42:4bf55ab88fbc
tried doing the threading for the serial commands but only one thread is working but also locks;

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 41:ce3d6fb38d3b 6 #define READALL_OFF 1
spanesar 41:ce3d6fb38d3b 7 #define SETTIME_OFF 2
spanesar 41:ce3d6fb38d3b 8 #define SETT_OFF 4
spanesar 41:ce3d6fb38d3b 9 #define READ_OFF 7
spanesar 41:ce3d6fb38d3b 10 #define ALL_OFF 9
spanesar 41:ce3d6fb38d3b 11
spanesar 39:504f5dc30a33 12
martinsimpson 32:260a288be58f 13
martinsimpson 32:260a288be58f 14 DigitalOut myled(LED1);
martinsimpson 32:260a288be58f 15 I2C i2c2(I2C_SDA, I2C_SCL);
spanesar 39:504f5dc30a33 16 Serial pc(USBTX, USBRX);
noutram 35:af125862c33e 17 float tempCelsius = 25.50;
noutram 35:af125862c33e 18 float humi = 55;
spanesar 39:504f5dc30a33 19 int humiMax = 100;
spanesar 40:426cd176ce80 20 char buffer_str=0;
spanesar 39:504f5dc30a33 21 uint32_t seconds = 0, minutes=0, hours=0;
spanesar 39:504f5dc30a33 22 Ticker t;
spanesar 39:504f5dc30a33 23 volatile static unsigned short sample16 = 0;
spanesar 39:504f5dc30a33 24 void doSample1Hz();
spanesar 39:504f5dc30a33 25 int count = 0;
spanesar 39:504f5dc30a33 26 char *buf;
spanesar 39:504f5dc30a33 27 size_t sz;
spanesar 40:426cd176ce80 28 typedef struct {
spanesar 40:426cd176ce80 29 float temp;
spanesar 40:426cd176ce80 30 float press;
spanesar 40:426cd176ce80 31 float humid;
spanesar 40:426cd176ce80 32 } measurement;
spanesar 40:426cd176ce80 33 measurement buffer [120];
martinsimpson 32:260a288be58f 34
noutram 35:af125862c33e 35 LPS25H barometer(i2c2, LPS25H_V_CHIP_ADDR);
noutram 35:af125862c33e 36 HTS221 humidity(I2C_SDA, I2C_SCL);
noutram 35:af125862c33e 37
spanesar 40:426cd176ce80 38 void function1();
spanesar 40:426cd176ce80 39 void function2();
spanesar 40:426cd176ce80 40 void function3();
spanesar 41:ce3d6fb38d3b 41 void function4();
spanesar 39:504f5dc30a33 42
spanesar 40:426cd176ce80 43 Thread t1;
spanesar 40:426cd176ce80 44 Thread t2;
spanesar 40:426cd176ce80 45 Thread t3;
spanesar 40:426cd176ce80 46 Thread t4;
spanesar 41:ce3d6fb38d3b 47 Thread t5;
spanesar 39:504f5dc30a33 48
spanesar 40:426cd176ce80 49 osThreadId idMain;
spanesar 40:426cd176ce80 50 osThreadId id1;
spanesar 41:ce3d6fb38d3b 51 osThreadId id2;
spanesar 41:ce3d6fb38d3b 52 osThreadId id3;
spanesar 41:ce3d6fb38d3b 53 osThreadId id4;
spanesar 41:ce3d6fb38d3b 54
spanesar 41:ce3d6fb38d3b 55
noutram 35:af125862c33e 56
spanesar 40:426cd176ce80 57 void function1()
spanesar 40:426cd176ce80 58 {
spanesar 41:ce3d6fb38d3b 59 while (true){
spanesar 40:426cd176ce80 60 char buffer [128];
spanesar 40:426cd176ce80 61 scanf("%127s", buffer);
spanesar 40:426cd176ce80 62 string buffer_str(buffer);
spanesar 41:ce3d6fb38d3b 63 char date [32];
spanesar 41:ce3d6fb38d3b 64 strftime(date, 32, "%Y/%m/%d %a", localtime(&seconds));
spanesar 40:426cd176ce80 65
spanesar 40:426cd176ce80 66 if(buffer_str=="READALL") {
spanesar 40:426cd176ce80 67 humidity.ReadTempHumi(&tempCelsius, &humi); // reads temperature and humity levels
spanesar 40:426cd176ce80 68 barometer.get(); // gets barometer readings
spanesar 40:426cd176ce80 69 // displays all the variables of time, date, temperature, humidity and all the barometric readings to the serial
spanesar 40:426cd176ce80 70 printf("%s, %s, %4.2fC , %3.1f%%, %6.1f, %4.1f\n\r", time, date, tempCelsius, humi, barometer.pressure(), barometer.temperature());
spanesar 40:426cd176ce80 71 myled = 1; // LED is ON
spanesar 41:ce3d6fb38d3b 72 t2.signal_set(READALL_OFF);
spanesar 41:ce3d6fb38d3b 73 }
spanesar 41:ce3d6fb38d3b 74 Thread::wait(200);
spanesar 41:ce3d6fb38d3b 75 //Thread::wait(200); // 200 ms NB 'Thread::wait(int d);' !!! d is in milliseconds!
spanesar 41:ce3d6fb38d3b 76 //myled = 0; // LED is OFF
spanesar 41:ce3d6fb38d3b 77 //Thread::wait(100); // 100 ms
spanesar 41:ce3d6fb38d3b 78 }
spanesar 41:ce3d6fb38d3b 79 }
spanesar 41:ce3d6fb38d3b 80 void function2()
spanesar 41:ce3d6fb38d3b 81 {
spanesar 41:ce3d6fb38d3b 82 while (true){
spanesar 41:ce3d6fb38d3b 83 Thread::signal_wait(READALL_OFF);
spanesar 41:ce3d6fb38d3b 84 char buffer [128];
spanesar 41:ce3d6fb38d3b 85 scanf("%127s", buffer);
spanesar 41:ce3d6fb38d3b 86 string buffer_str(buffer);
spanesar 41:ce3d6fb38d3b 87 char date [32];
spanesar 41:ce3d6fb38d3b 88 strftime(date, 32, "%Y/%m/%d %a", localtime(&seconds));
spanesar 40:426cd176ce80 89 if(buffer_str=="SETTIME") {
spanesar 40:426cd176ce80 90 set_time(1508268288);
spanesar 40:426cd176ce80 91 printf("time and date updated to %s %s\n\r", time, date);
spanesar 40:426cd176ce80 92 myled = 1;
spanesar 41:ce3d6fb38d3b 93
spanesar 41:ce3d6fb38d3b 94 t3.signal_set(SETTIME_OFF);
spanesar 41:ce3d6fb38d3b 95 }
spanesar 41:ce3d6fb38d3b 96 //Thread::wait(200);
spanesar 41:ce3d6fb38d3b 97 //Thread::wait(200);
spanesar 41:ce3d6fb38d3b 98 //myled = 0;
spanesar 41:ce3d6fb38d3b 99 //Thread::wait(100);
spanesar 41:ce3d6fb38d3b 100 }
spanesar 41:ce3d6fb38d3b 101 }
spanesar 41:ce3d6fb38d3b 102
spanesar 41:ce3d6fb38d3b 103 void function3()
spanesar 41:ce3d6fb38d3b 104 {
spanesar 41:ce3d6fb38d3b 105 while (true){
spanesar 41:ce3d6fb38d3b 106 Thread::signal_wait(SETTIME_OFF);
spanesar 41:ce3d6fb38d3b 107 char buffer [128];
spanesar 41:ce3d6fb38d3b 108 scanf("%127s", buffer);
spanesar 41:ce3d6fb38d3b 109 string buffer_str(buffer);
spanesar 41:ce3d6fb38d3b 110 char date [32];
spanesar 41:ce3d6fb38d3b 111 strftime(date, 32, "%Y/%m/%d %a", localtime(&seconds));
spanesar 40:426cd176ce80 112 if(buffer_str=="SETT") {
spanesar 40:426cd176ce80 113 for (count = 0; count < 5; count++) {
spanesar 39:504f5dc30a33 114 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 115 buf = (char *)malloc(sz + 1);
spanesar 39:504f5dc30a33 116 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 117 printf("%s\n\r",buf);
spanesar 39:504f5dc30a33 118 printf("written to memory\n\r");
spanesar 39:504f5dc30a33 119 myled = 1;
spanesar 41:ce3d6fb38d3b 120 t4.signal_set(SETT_OFF);
spanesar 41:ce3d6fb38d3b 121 }
spanesar 41:ce3d6fb38d3b 122 //Thread::wait(200);
spanesar 41:ce3d6fb38d3b 123 //myled = 0;
spanesar 41:ce3d6fb38d3b 124 //Thread::wait(100);
spanesar 41:ce3d6fb38d3b 125 //wait(1);
spanesar 41:ce3d6fb38d3b 126 }
spanesar 41:ce3d6fb38d3b 127 }
spanesar 41:ce3d6fb38d3b 128 }
spanesar 41:ce3d6fb38d3b 129 void function4()
spanesar 41:ce3d6fb38d3b 130 {
spanesar 41:ce3d6fb38d3b 131 while (true){
spanesar 41:ce3d6fb38d3b 132 Thread::signal_wait(SETT_OFF);
spanesar 41:ce3d6fb38d3b 133 char buffer [128];
spanesar 41:ce3d6fb38d3b 134 scanf("%127s", buffer);
spanesar 41:ce3d6fb38d3b 135 string buffer_str(buffer);
spanesar 41:ce3d6fb38d3b 136 char date [32];
spanesar 41:ce3d6fb38d3b 137 strftime(date, 32, "%Y/%m/%d %a", localtime(&seconds));
spanesar 40:426cd176ce80 138 if(buffer_str=="READ") {
spanesar 39:504f5dc30a33 139 printf("%s\n\r", buf);
spanesar 39:504f5dc30a33 140 myled = 1;
spanesar 41:ce3d6fb38d3b 141 t5.signal_set(READ_OFF);
spanesar 41:ce3d6fb38d3b 142 }
spanesar 41:ce3d6fb38d3b 143 //Thread::wait(200);
spanesar 41:ce3d6fb38d3b 144 //myled = 0;
spanesar 41:ce3d6fb38d3b 145 //Thread::wait (100);
spanesar 39:504f5dc30a33 146 }
noutram 35:af125862c33e 147 }
spanesar 40:426cd176ce80 148
spanesar 40:426cd176ce80 149 int main()
spanesar 40:426cd176ce80 150 {
spanesar 40:426cd176ce80 151 pc.baud(9600); //sets baud rate to 9600
spanesar 40:426cd176ce80 152 idMain = osThreadGetId();
spanesar 40:426cd176ce80 153 t1.start(function1);
spanesar 41:ce3d6fb38d3b 154 t2.start(function2);
spanesar 41:ce3d6fb38d3b 155 t3.start(function3);
spanesar 41:ce3d6fb38d3b 156 t4.start(function4);
spanesar 40:426cd176ce80 157 id1 = t1.gettid();
spanesar 41:ce3d6fb38d3b 158 id2 = t2.gettid();
spanesar 41:ce3d6fb38d3b 159 id3 = t3.gettid();
spanesar 41:ce3d6fb38d3b 160 id4 = t4.gettid();
spanesar 40:426cd176ce80 161 time_t seconds = time(NULL);
spanesar 40:426cd176ce80 162 char time [32];
spanesar 40:426cd176ce80 163 strftime(time, 32, "%H:%M:%S %p", localtime(&seconds));
spanesar 40:426cd176ce80 164 humidity.init();
spanesar 40:426cd176ce80 165 humidity.calib();
spanesar 40:426cd176ce80 166 printf("Type SETTIME to set time and date [enter] \n\r");
spanesar 40:426cd176ce80 167 printf("Type SETT to start sampling [ENTER]\n\r");
spanesar 40:426cd176ce80 168 printf("Type DELETEALL to delete sensor data [enter]\n\r");
spanesar 40:426cd176ce80 169 printf("Type READALL [enter]\n\r");
spanesar 40:426cd176ce80 170 printf("Type READ to read sensor data in memory [ENTER]\n\r");
spanesar 40:426cd176ce80 171
spanesar 40:426cd176ce80 172
spanesar 40:426cd176ce80 173
spanesar 40:426cd176ce80 174
spanesar 40:426cd176ce80 175
spanesar 40:426cd176ce80 176 while(1) {
spanesar 40:426cd176ce80 177 char buffer [128];
spanesar 40:426cd176ce80 178 scanf("%127s", buffer);
spanesar 40:426cd176ce80 179 string buffer_str(buffer);
spanesar 41:ce3d6fb38d3b 180 osSignalWait(ALL_OFF,osWaitForever);
spanesar 40:426cd176ce80 181
spanesar 40:426cd176ce80 182
spanesar 40:426cd176ce80 183 if(buffer_str=="?") {
spanesar 40:426cd176ce80 184 printf("SOFT253 simple Temperature Humidity and Pressure Sensor Monitor\n\r");
spanesar 40:426cd176ce80 185 printf("Using the X-NUCLEO-IKS01A1 shield and MBED Libraries\n\r");
spanesar 40:426cd176ce80 186 }
spanesar 40:426cd176ce80 187
spanesar 40:426cd176ce80 188
spanesar 40:426cd176ce80 189 }
spanesar 40:426cd176ce80 190
spanesar 39:504f5dc30a33 191
FairyMental 34:62aae7d507e2 192 }