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FINAL PROJECT isn't it
Fork of ELEC351 by
main.cpp@10:46946784326d, 2017-12-20 (annotated)
- Committer:
- chills
- Date:
- Wed Dec 20 14:32:40 2017 +0000
- Revision:
- 10:46946784326d
- Parent:
- 8:0e4481b64353
- Child:
- 11:e7b5ed6cd3cf
2017_12_20 14:29; First attempt at mail_box;
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
thomasmorris | 6:97f586597310 | 1 | /* |
thomasmorris | 6:97f586597310 | 2 | ELEC 351 Group T |
thomasmorris | 6:97f586597310 | 3 | Team Members : Christopher Hills, Thomas Morris |
thomasmorris | 8:0e4481b64353 | 4 | Current Verision 3 |
thomasmorris | 6:97f586597310 | 5 | Overiew: Working Tasks 1,5,7 |
thomasmorris | 8:0e4481b64353 | 6 | |
thomasmorris | 8:0e4481b64353 | 7 | Last Revision: Added DATA class structure |
thomasmorris | 8:0e4481b64353 | 8 | Todo: |
thomasmorris | 8:0e4481b64353 | 9 | make a mailbox of DATA class 120 long |
thomasmorris | 6:97f586597310 | 10 | */ |
thomasmorris | 6:97f586597310 | 11 | |
thomasmorris | 8:0e4481b64353 | 12 | //Includes and Definitions |
noutram | 1:e1cf7663f5ff | 13 | #include "sample_hardware.hpp" |
noutram | 3:a88838ff33e7 | 14 | #include "Networkbits.hpp" |
thomasmorris | 5:2594b953f111 | 15 | #include "rtos.h" |
thomasmorris | 5:2594b953f111 | 16 | #include "LED.hpp" |
thomasmorris | 8:0e4481b64353 | 17 | #include "DATA.hpp" |
thomasmorris | 8:0e4481b64353 | 18 | #include "NETWORK.hpp" |
thomasmorris | 5:2594b953f111 | 19 | #define SamplingTime 1 |
thomasmorris | 5:2594b953f111 | 20 | #define NotSamplingTime 0 |
thomasmorris | 7:dfe19413fdc2 | 21 | #define Print_Time_to_LCD 1 |
thomasmorris | 7:dfe19413fdc2 | 22 | #define Dont_Print_Time_to_LCD 0 |
thomasmorris | 5:2594b953f111 | 23 | #define TimerInterval 15 //This is in seconds |
thomasmorris | 7:dfe19413fdc2 | 24 | #define EDGE_RISEN 1 |
thomasmorris | 7:dfe19413fdc2 | 25 | #define EDGE_FALLEN 0 |
thomasmorris | 8:0e4481b64353 | 26 | |
thomasmorris | 8:0e4481b64353 | 27 | |
thomasmorris | 5:2594b953f111 | 28 | Serial pc(USBTX, USBRX); |
thomasmorris | 7:dfe19413fdc2 | 29 | //SW1+SW2 are declared as interrupt ins in sample hardwarec.pp |
thomasmorris | 8:0e4481b64353 | 30 | |
thomasmorris | 8:0e4481b64353 | 31 | |
thomasmorris | 8:0e4481b64353 | 32 | //Thread IDs |
thomasmorris | 5:2594b953f111 | 33 | osThreadId idMain; |
thomasmorris | 5:2594b953f111 | 34 | osThreadId id1; |
thomasmorris | 5:2594b953f111 | 35 | osThreadId id2; |
thomasmorris | 5:2594b953f111 | 36 | osThreadId id3; |
thomasmorris | 5:2594b953f111 | 37 | osThreadId id4; |
noutram | 0:36e89e3ed7c4 | 38 | |
thomasmorris | 7:dfe19413fdc2 | 39 | Timeout sw1TimeOut;//Used to prevent switch bounce |
thomasmorris | 7:dfe19413fdc2 | 40 | |
thomasmorris | 5:2594b953f111 | 41 | LED Red_led(PE_15); |
thomasmorris | 5:2594b953f111 | 42 | LED Yellow_led(PB_10); |
thomasmorris | 5:2594b953f111 | 43 | LED Green_led(PB_11); |
thomasmorris | 5:2594b953f111 | 44 | |
thomasmorris | 8:0e4481b64353 | 45 | //Tickers |
thomasmorris | 8:0e4481b64353 | 46 | |
thomasmorris | 5:2594b953f111 | 47 | Ticker Sample_timer; |
thomasmorris | 8:0e4481b64353 | 48 | |
noutram | 3:a88838ff33e7 | 49 | //Threads |
thomasmorris | 5:2594b953f111 | 50 | Thread t1; |
thomasmorris | 5:2594b953f111 | 51 | Thread t2; |
thomasmorris | 7:dfe19413fdc2 | 52 | Thread t3; |
thomasmorris | 7:dfe19413fdc2 | 53 | Thread t4; |
thomasmorris | 7:dfe19413fdc2 | 54 | Thread t5; |
thomasmorris | 7:dfe19413fdc2 | 55 | Thread t6; |
thomasmorris | 7:dfe19413fdc2 | 56 | |
thomasmorris | 7:dfe19413fdc2 | 57 | double temp = 0; |
thomasmorris | 7:dfe19413fdc2 | 58 | double pressure = 0; |
thomasmorris | 7:dfe19413fdc2 | 59 | double lux = 0; |
chills | 10:46946784326d | 60 | string buffer_time = 0; |
thomasmorris | 7:dfe19413fdc2 | 61 | |
thomasmorris | 7:dfe19413fdc2 | 62 | char buffer[32]; |
thomasmorris | 7:dfe19413fdc2 | 63 | |
thomasmorris | 7:dfe19413fdc2 | 64 | |
thomasmorris | 7:dfe19413fdc2 | 65 | void SW1FallingEdge(); |
thomasmorris | 7:dfe19413fdc2 | 66 | void SW1TimeOutHandler(); |
thomasmorris | 7:dfe19413fdc2 | 67 | |
thomasmorris | 7:dfe19413fdc2 | 68 | int mode = 0; |
thomasmorris | 7:dfe19413fdc2 | 69 | |
chills | 10:46946784326d | 70 | Mail<DATA, 120> mail_box; //Mail Queue, Type DATA, Capacity 120, name mail_box |
thomasmorris | 8:0e4481b64353 | 71 | |
thomasmorris | 8:0e4481b64353 | 72 | void Network() |
thomasmorris | 8:0e4481b64353 | 73 | { |
thomasmorris | 8:0e4481b64353 | 74 | NETWORK_Print();//Runs the network |
thomasmorris | 8:0e4481b64353 | 75 | //Send DATA to the network |
thomasmorris | 8:0e4481b64353 | 76 | }//Interrupt service routine for handling the timeout |
thomasmorris | 8:0e4481b64353 | 77 | void SW1TimeOutHandler() |
thomasmorris | 8:0e4481b64353 | 78 | { |
thomasmorris | 7:dfe19413fdc2 | 79 | sw1TimeOut.detach(); //Stop the timeout counter firing |
thomasmorris | 7:dfe19413fdc2 | 80 | SW1.fall(&SW1FallingEdge); //Now wait for a falling edge |
thomasmorris | 7:dfe19413fdc2 | 81 | } |
thomasmorris | 7:dfe19413fdc2 | 82 | |
thomasmorris | 7:dfe19413fdc2 | 83 | //Interrupt service routive for SW1 falling edge (release) |
thomasmorris | 7:dfe19413fdc2 | 84 | void SW1FallingEdge() { |
thomasmorris | 7:dfe19413fdc2 | 85 | SW1.fall(NULL); //Disable this interrupt |
thomasmorris | 7:dfe19413fdc2 | 86 | Yellow_led.Toggle(); //Toggle LED |
thomasmorris | 7:dfe19413fdc2 | 87 | |
thomasmorris | 7:dfe19413fdc2 | 88 | mode = mode +1;//Cycles through modes |
thomasmorris | 7:dfe19413fdc2 | 89 | if(mode >1) |
thomasmorris | 7:dfe19413fdc2 | 90 | { |
thomasmorris | 7:dfe19413fdc2 | 91 | mode = 0; |
thomasmorris | 7:dfe19413fdc2 | 92 | } |
thomasmorris | 7:dfe19413fdc2 | 93 | |
thomasmorris | 7:dfe19413fdc2 | 94 | sw1TimeOut.attach(&SW1TimeOutHandler, 0.2); //Start timeout counter |
thomasmorris | 7:dfe19413fdc2 | 95 | } |
thomasmorris | 7:dfe19413fdc2 | 96 | |
thomasmorris | 7:dfe19413fdc2 | 97 | void ModeSelection() |
thomasmorris | 7:dfe19413fdc2 | 98 | { |
thomasmorris | 7:dfe19413fdc2 | 99 | while(1){ |
thomasmorris | 8:0e4481b64353 | 100 | Thread::wait(1000); |
thomasmorris | 7:dfe19413fdc2 | 101 | //Detech the not required interrupt then rettach it when finshed |
thomasmorris | 7:dfe19413fdc2 | 102 | if(mode == 0)//Print values to the LCD |
thomasmorris | 7:dfe19413fdc2 | 103 | { |
thomasmorris | 7:dfe19413fdc2 | 104 | //Write new data to LCD (not fast!) |
thomasmorris | 7:dfe19413fdc2 | 105 | lcd.cls(); |
thomasmorris | 7:dfe19413fdc2 | 106 | lcd.printf("Temp Pres li\n"); |
thomasmorris | 7:dfe19413fdc2 | 107 | lcd.printf("%1.1f ",temp); |
thomasmorris | 7:dfe19413fdc2 | 108 | lcd.printf("%1.1f ",pressure); |
thomasmorris | 7:dfe19413fdc2 | 109 | lcd.printf("%1.1f\n",lux); |
thomasmorris | 7:dfe19413fdc2 | 110 | } |
thomasmorris | 7:dfe19413fdc2 | 111 | else if(mode == 1)//Print the Time to the LCD |
thomasmorris | 7:dfe19413fdc2 | 112 | { |
thomasmorris | 7:dfe19413fdc2 | 113 | //Write new data to LCD (not fast!) |
thomasmorris | 7:dfe19413fdc2 | 114 | lcd.cls(); |
thomasmorris | 7:dfe19413fdc2 | 115 | |
thomasmorris | 7:dfe19413fdc2 | 116 | lcd.printf("Current Time:%s", buffer); |
thomasmorris | 7:dfe19413fdc2 | 117 | |
thomasmorris | 7:dfe19413fdc2 | 118 | //Write to SD (potentially slow) |
thomasmorris | 7:dfe19413fdc2 | 119 | //fprintf(fp, "%6.1f,%.2f\n\r", temp, pressure); |
thomasmorris | 7:dfe19413fdc2 | 120 | } |
thomasmorris | 7:dfe19413fdc2 | 121 | else |
thomasmorris | 7:dfe19413fdc2 | 122 | { |
thomasmorris | 7:dfe19413fdc2 | 123 | mode = 0; |
thomasmorris | 7:dfe19413fdc2 | 124 | } |
thomasmorris | 7:dfe19413fdc2 | 125 | } |
thomasmorris | 7:dfe19413fdc2 | 126 | } |
thomasmorris | 7:dfe19413fdc2 | 127 | |
thomasmorris | 7:dfe19413fdc2 | 128 | void PrintTime() |
thomasmorris | 7:dfe19413fdc2 | 129 | { |
thomasmorris | 7:dfe19413fdc2 | 130 | Thread::signal_wait(Print_Time_to_LCD); |
thomasmorris | 7:dfe19413fdc2 | 131 | while(1) |
thomasmorris | 7:dfe19413fdc2 | 132 | { |
thomasmorris | 7:dfe19413fdc2 | 133 | //lcd.printf("Current Time: \n %s", buffer); |
thomasmorris | 7:dfe19413fdc2 | 134 | Thread::wait(1000);//Waits the thread for 1 second |
thomasmorris | 7:dfe19413fdc2 | 135 | } |
thomasmorris | 7:dfe19413fdc2 | 136 | } |
thomasmorris | 7:dfe19413fdc2 | 137 | void Time() |
thomasmorris | 7:dfe19413fdc2 | 138 | { |
thomasmorris | 7:dfe19413fdc2 | 139 | while (true) |
thomasmorris | 7:dfe19413fdc2 | 140 | { |
thomasmorris | 7:dfe19413fdc2 | 141 | time_t seconds = time(NULL); |
thomasmorris | 7:dfe19413fdc2 | 142 | //pc.printf("Time as seconds since January 1, 1970 = %d\n", seconds); |
thomasmorris | 7:dfe19413fdc2 | 143 | //pc.printf("Time as a basic string = %s", ctime(&seconds)); |
thomasmorris | 7:dfe19413fdc2 | 144 | strftime(buffer, 32, "%I:%M %p\n", localtime(&seconds)); |
thomasmorris | 7:dfe19413fdc2 | 145 | pc.printf("Current Time:%s", buffer); |
thomasmorris | 7:dfe19413fdc2 | 146 | |
thomasmorris | 7:dfe19413fdc2 | 147 | Thread::wait(1000); |
thomasmorris | 7:dfe19413fdc2 | 148 | } |
thomasmorris | 7:dfe19413fdc2 | 149 | } |
thomasmorris | 7:dfe19413fdc2 | 150 | |
thomasmorris | 5:2594b953f111 | 151 | |
thomasmorris | 5:2594b953f111 | 152 | void Serial_Comms()//Thread for Serial Communications |
thomasmorris | 5:2594b953f111 | 153 | { |
thomasmorris | 5:2594b953f111 | 154 | pc.printf("Hello World \n"); |
thomasmorris | 5:2594b953f111 | 155 | while(1) |
thomasmorris | 5:2594b953f111 | 156 | { |
chills | 10:46946784326d | 157 | osEvent evt = mail_box.get(); //Get the latest entry from "mail_box" |
chills | 10:46946784326d | 158 | |
chills | 10:46946784326d | 159 | if (evt.status == osEventMail){ |
chills | 10:46946784326d | 160 | DATA *Rec_Data = (DATA*)evt.value.p; |
chills | 10:46946784326d | 161 | pc.printf("Time = %d\t", Rec_Data->get_time()); //Print Time |
chills | 10:46946784326d | 162 | pc.printf("Temperature = %f", Rec_Data->get_temperature()); //Print Temperature |
chills | 10:46946784326d | 163 | pc.printf("Pressure = %f", Rec_Data->get_pressure()); //Print Pressure |
chills | 10:46946784326d | 164 | pc.printf("Light = %f", Rec_Data->get_light()); //Print Light |
chills | 10:46946784326d | 165 | } |
chills | 10:46946784326d | 166 | |
thomasmorris | 7:dfe19413fdc2 | 167 | pc.printf("Test\n");//Use this Line to output a string to Putty |
thomasmorris | 7:dfe19413fdc2 | 168 | Green_led.Toggle(); |
thomasmorris | 5:2594b953f111 | 169 | Thread::wait(1000); |
thomasmorris | 5:2594b953f111 | 170 | } |
thomasmorris | 5:2594b953f111 | 171 | } |
thomasmorris | 5:2594b953f111 | 172 | |
chills | 10:46946784326d | 173 | void Sample_signal_set() //Sets the Signal for when to sample the sensors |
thomasmorris | 5:2594b953f111 | 174 | { |
chills | 10:46946784326d | 175 | t1.signal_set(SamplingTime); //Set the sampling thread signal high |
thomasmorris | 5:2594b953f111 | 176 | } |
noutram | 3:a88838ff33e7 | 177 | |
chills | 10:46946784326d | 178 | |
thomasmorris | 5:2594b953f111 | 179 | void Sample()//Samples the hardware and prints the result to the LCD |
thomasmorris | 5:2594b953f111 | 180 | { |
thomasmorris | 5:2594b953f111 | 181 | while(1) |
thomasmorris | 5:2594b953f111 | 182 | { |
chills | 10:46946784326d | 183 | Thread::signal_wait(SamplingTime); //Set the time between samples |
chills | 10:46946784326d | 184 | |
chills | 10:46946784326d | 185 | temp = sensor.getTemperature(); //Read Temperature |
chills | 10:46946784326d | 186 | pressure = sensor.getPressure(); //Read Pressure |
chills | 10:46946784326d | 187 | lux = adcIn.read(); //Read Light |
chills | 10:46946784326d | 188 | buffer_time = buffer; //Read Time |
thomasmorris | 7:dfe19413fdc2 | 189 | |
chills | 10:46946784326d | 190 | DATA *Send_Data = mail_box.alloc(); //Allocate a block from the memory pool, Type Data |
thomasmorris | 5:2594b953f111 | 191 | |
chills | 10:46946784326d | 192 | if (Send_Data == NULL){ //If Data is empty |
chills | 10:46946784326d | 193 | //pc.printf("Out of memory\n\r"); //Print out of memory warning |
chills | 10:46946784326d | 194 | return; |
chills | 10:46946784326d | 195 | } |
chills | 10:46946784326d | 196 | |
chills | 10:46946784326d | 197 | Send_Data->set_time(buffer_time); //Pass in Time |
chills | 10:46946784326d | 198 | Send_Data->set_temperature(temp); //Pass in Temp |
chills | 10:46946784326d | 199 | Send_Data->set_pressure(pressure); //Pass in Pres |
chills | 10:46946784326d | 200 | Send_Data->set_light(lux); //Pass in Light |
chills | 10:46946784326d | 201 | |
chills | 10:46946784326d | 202 | osStatus stat = mail_box.put(Send_Data); //Puts "Send_Data" into the mailbox |
chills | 10:46946784326d | 203 | |
chills | 10:46946784326d | 204 | if (stat == osErrorResource){ //If mailbox overfills |
chills | 10:46946784326d | 205 | //pc.printf("queue->put() Error code: %4Xh, Resource not available\r\n", stat); //Print error message |
chills | 10:46946784326d | 206 | mail_box.free(Send_Data); //Free the mail box |
chills | 10:46946784326d | 207 | return; |
chills | 10:46946784326d | 208 | } |
thomasmorris | 5:2594b953f111 | 209 | Red_led.Toggle(); |
thomasmorris | 5:2594b953f111 | 210 | t1.signal_set(NotSamplingTime); |
thomasmorris | 5:2594b953f111 | 211 | } |
thomasmorris | 5:2594b953f111 | 212 | } |
thomasmorris | 5:2594b953f111 | 213 | |
thomasmorris | 5:2594b953f111 | 214 | int main() |
thomasmorris | 5:2594b953f111 | 215 | { |
noutram | 1:e1cf7663f5ff | 216 | //Greeting |
noutram | 3:a88838ff33e7 | 217 | printf("Testing\n\n"); |
chills | 10:46946784326d | 218 | set_time(1512940530); //Set RTC time to December 10 2017 |
chills | 10:46946784326d | 219 | pc.baud(9600); //Sets the Serial Comms Baud Rate |
thomasmorris | 5:2594b953f111 | 220 | |
chills | 10:46946784326d | 221 | post(); //Power on Self Test |
noutram | 1:e1cf7663f5ff | 222 | |
noutram | 3:a88838ff33e7 | 223 | //Initialise the SD card (this needs to move) |
noutram | 1:e1cf7663f5ff | 224 | if ( sd.init() != 0) { |
noutram | 1:e1cf7663f5ff | 225 | printf("Init failed \n"); |
noutram | 3:a88838ff33e7 | 226 | lcd.cls(); |
noutram | 3:a88838ff33e7 | 227 | lcd.printf("CANNOT INIT SD"); |
noutram | 1:e1cf7663f5ff | 228 | errorCode(FATAL); |
noutram | 1:e1cf7663f5ff | 229 | } |
noutram | 1:e1cf7663f5ff | 230 | |
noutram | 1:e1cf7663f5ff | 231 | //Create a filing system for SD Card |
noutram | 1:e1cf7663f5ff | 232 | FATFileSystem fs("sd", &sd); |
noutram | 0:36e89e3ed7c4 | 233 | |
noutram | 1:e1cf7663f5ff | 234 | //Open to WRITE |
noutram | 1:e1cf7663f5ff | 235 | FILE* fp = fopen("/sd/test.csv","a"); |
noutram | 1:e1cf7663f5ff | 236 | if (fp == NULL) { |
noutram | 1:e1cf7663f5ff | 237 | error("Could not open file for write\n"); |
noutram | 3:a88838ff33e7 | 238 | lcd.cls(); |
noutram | 3:a88838ff33e7 | 239 | lcd.printf("CANNOT OPEN FILE\n\n"); |
noutram | 1:e1cf7663f5ff | 240 | errorCode(FATAL); |
noutram | 1:e1cf7663f5ff | 241 | } |
noutram | 3:a88838ff33e7 | 242 | |
noutram | 3:a88838ff33e7 | 243 | //Last message before sampling begins |
noutram | 3:a88838ff33e7 | 244 | lcd.cls(); |
noutram | 3:a88838ff33e7 | 245 | lcd.printf("READY\n\n"); |
thomasmorris | 5:2594b953f111 | 246 | |
thomasmorris | 5:2594b953f111 | 247 | //Run interrupt |
thomasmorris | 5:2594b953f111 | 248 | Sample_timer.attach(&Sample_signal_set,TimerInterval); |
thomasmorris | 7:dfe19413fdc2 | 249 | SW1.fall(&SW1FallingEdge); |
thomasmorris | 5:2594b953f111 | 250 | //Run Threads |
thomasmorris | 5:2594b953f111 | 251 | |
thomasmorris | 5:2594b953f111 | 252 | t1.start(Sample); |
thomasmorris | 5:2594b953f111 | 253 | t2.start(Serial_Comms); |
thomasmorris | 7:dfe19413fdc2 | 254 | t3.start(Time); |
thomasmorris | 7:dfe19413fdc2 | 255 | t4.start(PrintTime); |
thomasmorris | 7:dfe19413fdc2 | 256 | t5.start(ModeSelection); |
thomasmorris | 8:0e4481b64353 | 257 | t6.start(Network); |
thomasmorris | 5:2594b953f111 | 258 | //Main thread ID |
thomasmorris | 5:2594b953f111 | 259 | |
thomasmorris | 5:2594b953f111 | 260 | idMain = osThreadGetId(); //CMSIS RTOS call |
thomasmorris | 5:2594b953f111 | 261 | |
thomasmorris | 5:2594b953f111 | 262 | //Thread ID |
thomasmorris | 5:2594b953f111 | 263 | id1 = t1.gettid(); |
thomasmorris | 5:2594b953f111 | 264 | id2 = t2.gettid(); |
thomasmorris | 7:dfe19413fdc2 | 265 | id3 = t3.gettid(); |
thomasmorris | 8:0e4481b64353 | 266 | id4 = t4.gettid(); |
thomasmorris | 8:0e4481b64353 | 267 | //id5 = t5.gettid(); |
thomasmorris | 5:2594b953f111 | 268 | |
thomasmorris | 5:2594b953f111 | 269 | //Toggle Green LED after a button has been pressed |
noutram | 1:e1cf7663f5ff | 270 | //Press either switch to unmount |
thomasmorris | 7:dfe19413fdc2 | 271 | DigitalIn onBoardSwitch(USER_BUTTON); |
thomasmorris | 7:dfe19413fdc2 | 272 | while (onBoardSwitch == 0){ |
thomasmorris | 7:dfe19413fdc2 | 273 | |
noutram | 1:e1cf7663f5ff | 274 | } |
noutram | 1:e1cf7663f5ff | 275 | |
noutram | 1:e1cf7663f5ff | 276 | //Close File |
noutram | 1:e1cf7663f5ff | 277 | fclose(fp); |
noutram | 1:e1cf7663f5ff | 278 | |
noutram | 1:e1cf7663f5ff | 279 | //Close down |
noutram | 1:e1cf7663f5ff | 280 | sd.deinit(); |
noutram | 1:e1cf7663f5ff | 281 | printf("Unmounted...\n"); |
noutram | 1:e1cf7663f5ff | 282 | lcd.cls(); |
noutram | 1:e1cf7663f5ff | 283 | lcd.printf("Unmounted...\n\n"); |
noutram | 1:e1cf7663f5ff | 284 | |
noutram | 1:e1cf7663f5ff | 285 | while(true) { |
noutram | 1:e1cf7663f5ff | 286 | greenLED = 1; |
noutram | 1:e1cf7663f5ff | 287 | wait(0.5); |
noutram | 1:e1cf7663f5ff | 288 | greenLED = 0; |
noutram | 1:e1cf7663f5ff | 289 | wait(0.1); |
noutram | 0:36e89e3ed7c4 | 290 | } |
noutram | 0:36e89e3ed7c4 | 291 | } |
noutram | 0:36e89e3ed7c4 | 292 | |
noutram | 1:e1cf7663f5ff | 293 | |
noutram | 1:e1cf7663f5ff | 294 |