PROJ515 / Mbed OS ELEC-351-GROUP-E-CW

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Dependencies:   BMP280

Serial.cpp@25:a2aedb498b27, 2018-01-10 (annotated)

Committer:
mwthewsey
Date:
Wed Jan 10 03:57:59 2018 +0000
Revision:
25:a2aedb498b27
Parent:
21:6e733076f49c 
Final Submission

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mwthewsey 10:261f2b69c4c7 1 #include "Serial.h"
mwthewsey 10:261f2b69c4c7 2 #include "mbed.h"
mwthewsey 10:261f2b69c4c7 3 #include "Sampling.h"
mwthewsey 10:261f2b69c4c7 4 #include "TimeInterface.h"
mwthewsey 21:6e733076f49c 5 #include "Logging.h"
mwthewsey 12:03589f1d5c30 6
mwthewsey 10:261f2b69c4c7 7 #include <string>
mwthewsey 10:261f2b69c4c7 8
mwthewsey 10:261f2b69c4c7 9 Thread SerialThread;
mwthewsey 10:261f2b69c4c7 10
mwthewsey 21:6e733076f49c 11 //Variables
mwthewsey 10:261f2b69c4c7 12 int DateTimeVar[3];
mwthewsey 21:6e733076f49c 13 bool SerialState;
mwthewsey 10:261f2b69c4c7 14 char InputBufferText[128];
mwthewsey 10:261f2b69c4c7 15 unsigned short InputBufferNum;
mwthewsey 10:261f2b69c4c7 16 unsigned short internalIndex;
mwthewsey 21:6e733076f49c 17
mwthewsey 21:6e733076f49c 18 //float tempReadingsSerial[BUFFERSIZE] = {};
mwthewsey 21:6e733076f49c 19 //float presReadingsSerial[BUFFERSIZE] = {};
mwthewsey 21:6e733076f49c 20 //float LDRReadingsSerial[BUFFERSIZE] = {};
mwthewsey 21:6e733076f49c 21 //time_t timeReadingsSerial[BUFFERSIZE] = {};
mwthewsey 10:261f2b69c4c7 22
mwthewsey 10:261f2b69c4c7 23
mwthewsey 10:261f2b69c4c7 24 void SerialStart(void)
mwthewsey 10:261f2b69c4c7 25 {
mwthewsey 21:6e733076f49c 26 SerialThread.start(&SerialCode); //Start thread running
mwthewsey 21:6e733076f49c 27 Thread SerialThread(osPriorityNormal, 32 * 1024); //Normal priority with a 32k stack size
mwthewsey 21:6e733076f49c 28 PC.attach(&RXInterruptISR); //Attach interrupt function to hardware interrupt
mwthewsey 10:261f2b69c4c7 29 }
mwthewsey 10:261f2b69c4c7 30
mwthewsey 10:261f2b69c4c7 31
mwthewsey 10:261f2b69c4c7 32 void RXInterruptISR(void)
mwthewsey 10:261f2b69c4c7 33 {
mwthewsey 21:6e733076f49c 34 SerialThread.signal_set(1); //Set thread signal to start SerialCode
mwthewsey 13:41c394fa932c 35 PC.attach(NULL); //Disable interrupt
mwthewsey 10:261f2b69c4c7 36 }
mwthewsey 10:261f2b69c4c7 37
mwthewsey 10:261f2b69c4c7 38
mwthewsey 10:261f2b69c4c7 39 void SerialCode(void)
mwthewsey 10:261f2b69c4c7 40 {
mwthewsey 10:261f2b69c4c7 41 while(true) {
mwthewsey 10:261f2b69c4c7 42 Thread::signal_wait(1); //Wait untill signal set
mwthewsey 10:261f2b69c4c7 43 PC.scanf("%s", InputBufferText); //Scan serial
mwthewsey 10:261f2b69c4c7 44 PC.printf("Command: %s\n\r", InputBufferText); //Print input string. Readback
mwthewsey 10:261f2b69c4c7 45
mwthewsey 10:261f2b69c4c7 46 string InputBufferString(InputBufferText); //Convert array of char to string
mwthewsey 10:261f2b69c4c7 47
mwthewsey 10:261f2b69c4c7 48
mwthewsey 10:261f2b69c4c7 49 if (InputBufferString == "test") {
mwthewsey 21:6e733076f49c 50 //Test function
mwthewsey 10:261f2b69c4c7 51 PC.printf("testsuccess\n\r");
mwthewsey 10:261f2b69c4c7 52
mwthewsey 10:261f2b69c4c7 53
mwthewsey 10:261f2b69c4c7 54 } else if (InputBufferString == "help") {
mwthewsey 21:6e733076f49c 55 //Help function
mwthewsey 10:261f2b69c4c7 56 PC.printf("Here is an usefull list of commands:\n\r");
mwthewsey 10:261f2b69c4c7 57 PC.printf(" readall\n\r deleteall\n\r read <n>\n\r delete <n>\n\r setdate <dd><mm><yyyy>\n\r settime <hh><mm><ss>\n\r sett <T>\n\r state <x>\n\r logging <x>\n\r");
mwthewsey 10:261f2b69c4c7 58
mwthewsey 10:261f2b69c4c7 59
mwthewsey 10:261f2b69c4c7 60 } else if (InputBufferString == "readall") {
mwthewsey 21:6e733076f49c 61 //Reads all samples in buffers and prints oldest first
mwthewsey 21:6e733076f49c 62 Sampling(false); //Stop sampling
mwthewsey 10:261f2b69c4c7 63 internalIndex = currentIndex; //InternalIndex for incrementing out data
mwthewsey 10:261f2b69c4c7 64 PC.printf("Printing all %d reccords\n\r",BUFFERSIZE);
mwthewsey 10:261f2b69c4c7 65 PC.printf(" Date | Time | Temp | Pressure | Light\n\r");
mwthewsey 21:6e733076f49c 66
mwthewsey 10:261f2b69c4c7 67 TakeKeys(true); //Take keys
mwthewsey 10:261f2b69c4c7 68 for (short i = 0; i < BUFFERSIZE; i++) { //For loop of length buffersize
mwthewsey 11:b538e73841ae 69 tm T = ReturnDateTimeStruct(timeReadings[internalIndex]);
mwthewsey 10:261f2b69c4c7 70 //InternalIndex was set as newest. We will now decrement to display oldest to newest
mwthewsey 12:03589f1d5c30 71 PC.printf(" %4d/%2d/%2d %2d:%2d:%2d %2.2f %2.2f %2.2f\n\r",T.tm_year,T.tm_mon,T.tm_mday,T.tm_hour,T.tm_min,T.tm_sec,tempReadings[internalIndex],presReadings[internalIndex],LDRReadings[internalIndex]);
mwthewsey 11:b538e73841ae 72 //PC.printf("%d\n\r",T.tm_year);
mwthewsey 10:261f2b69c4c7 73 internalIndex = IndexDecrement(internalIndex); //Decrement internal index
mwthewsey 10:261f2b69c4c7 74 }
mwthewsey 21:6e733076f49c 75
mwthewsey 10:261f2b69c4c7 76 TakeKeys(false); //Return keys
mwthewsey 12:03589f1d5c30 77 Sampling(true); //Start sampling
mwthewsey 10:261f2b69c4c7 78
mwthewsey 10:261f2b69c4c7 79
mwthewsey 10:261f2b69c4c7 80 } else if (InputBufferString == "deleteall") {
mwthewsey 21:6e733076f49c 81 //Deletes all reccords
mwthewsey 10:261f2b69c4c7 82
mwthewsey 21:6e733076f49c 83 Sampling(false);//Stop sampling
mwthewsey 10:261f2b69c4c7 84
mwthewsey 10:261f2b69c4c7 85 TakeKeys(true); //Take keys
mwthewsey 10:261f2b69c4c7 86
mwthewsey 11:b538e73841ae 87 memset(tempReadings, 0.0, BUFFERSIZE * sizeof(float)); //Fill array with 0s
mwthewsey 11:b538e73841ae 88 memset(presReadings, 0.0, BUFFERSIZE * sizeof(float));
mwthewsey 11:b538e73841ae 89 memset(LDRReadings, 0.0, BUFFERSIZE * sizeof(float));
mwthewsey 11:b538e73841ae 90 memset(timeReadings, 0.0, BUFFERSIZE * sizeof(float));
mwthewsey 10:261f2b69c4c7 91
mwthewsey 21:6e733076f49c 92 nextIndex = 0; //Reset Index
mwthewsey 10:261f2b69c4c7 93 currentIndex = 0;
mwthewsey 10:261f2b69c4c7 94 oldestIndex = 0;
mwthewsey 10:261f2b69c4c7 95
mwthewsey 10:261f2b69c4c7 96 firstSample = true;
mwthewsey 10:261f2b69c4c7 97
mwthewsey 10:261f2b69c4c7 98 TakeKeys(false); //Return keys
mwthewsey 10:261f2b69c4c7 99
mwthewsey 10:261f2b69c4c7 100 Sampling(true); //Start sampling
mwthewsey 10:261f2b69c4c7 101
mwthewsey 10:261f2b69c4c7 102 PC.printf("Deleted %d records\n\r",BUFFERSIZE);
mwthewsey 10:261f2b69c4c7 103
mwthewsey 10:261f2b69c4c7 104
mwthewsey 10:261f2b69c4c7 105 } else if (InputBufferString == "read") {
mwthewsey 21:6e733076f49c 106 //Reads past <n> records
mwthewsey 10:261f2b69c4c7 107 PC.printf("How many records would you like to view:\n\r");
mwthewsey 21:6e733076f49c 108 PC.attach(&RXInterruptISR); //Enable interrupt
mwthewsey 10:261f2b69c4c7 109 Thread::signal_wait(1); //Wait untill signal set
mwthewsey 10:261f2b69c4c7 110
mwthewsey 10:261f2b69c4c7 111 PC.scanf("%d", &InputBufferNum); //Scan serial
mwthewsey 10:261f2b69c4c7 112
mwthewsey 10:261f2b69c4c7 113 if (InputBufferNum >= BUFFERSIZE) { //If requested number of samples is greater than buffersize
mwthewsey 10:261f2b69c4c7 114 InputBufferNum = BUFFERSIZE; //Then set number of samples equal to buffersize
mwthewsey 10:261f2b69c4c7 115 }
mwthewsey 10:261f2b69c4c7 116
mwthewsey 10:261f2b69c4c7 117 internalIndex = currentIndex; //InternalIndex for incrementing out data
mwthewsey 10:261f2b69c4c7 118 PC.printf("Showing the newest %d records:\n\r", InputBufferNum);
mwthewsey 10:261f2b69c4c7 119 PC.printf(" Date | Time | Temp | Pressure | Light\n\r");
mwthewsey 10:261f2b69c4c7 120 TakeKeys(true); //Take keys
mwthewsey 10:261f2b69c4c7 121
mwthewsey 21:6e733076f49c 122 for (short i = 0; i < InputBufferNum; i++) { //For loop of length InputBufferNum
mwthewsey 12:03589f1d5c30 123 tm T = ReturnDateTimeStruct(timeReadings[internalIndex]);
mwthewsey 12:03589f1d5c30 124 PC.printf(" %4d/%2d/%2d %2d:%2d:%2d %2.2f %2.2f %2.2f\n\r",T.tm_year,T.tm_mon,T.tm_mday,T.tm_hour,T.tm_min,T.tm_sec,tempReadings[internalIndex],presReadings[internalIndex],LDRReadings[internalIndex]);
mwthewsey 10:261f2b69c4c7 125 internalIndex = IndexDecrement(internalIndex); //Decrement internal index
mwthewsey 10:261f2b69c4c7 126 }
mwthewsey 10:261f2b69c4c7 127 TakeKeys(false); //Return keys
mwthewsey 10:261f2b69c4c7 128
mwthewsey 10:261f2b69c4c7 129
mwthewsey 10:261f2b69c4c7 130 } else if (InputBufferString == "delete") {
mwthewsey 21:6e733076f49c 131 //Deletes oldest <n> records
mwthewsey 10:261f2b69c4c7 132 PC.printf("How many records would you like to delete:\n\r");
mwthewsey 13:41c394fa932c 133 PC.attach(&RXInterruptISR); //Enable interrupt
mwthewsey 10:261f2b69c4c7 134 Thread::signal_wait(1); //Wait untill signal set
mwthewsey 10:261f2b69c4c7 135
mwthewsey 10:261f2b69c4c7 136 PC.scanf("%d", &InputBufferNum); //Scan serial
mwthewsey 10:261f2b69c4c7 137 Sampling(false); //Stop sampling
mwthewsey 10:261f2b69c4c7 138 TakeKeys(true); //Take keys
mwthewsey 10:261f2b69c4c7 139
mwthewsey 10:261f2b69c4c7 140 for (int i = 0; i < InputBufferNum; i++) {
mwthewsey 10:261f2b69c4c7 141 tempReadings[oldestIndex] = 0; //Fill array with 0s
mwthewsey 10:261f2b69c4c7 142 presReadings[oldestIndex] = 0;
mwthewsey 10:261f2b69c4c7 143 LDRReadings[oldestIndex] = 0;
mwthewsey 11:b538e73841ae 144 timeReadings[oldestIndex] = 0;
mwthewsey 10:261f2b69c4c7 145
mwthewsey 21:6e733076f49c 146 oldestIndex = IndexIncrement(oldestIndex); //Increment index
mwthewsey 10:261f2b69c4c7 147 }
mwthewsey 10:261f2b69c4c7 148
mwthewsey 10:261f2b69c4c7 149 TakeKeys(false); //Return keys
mwthewsey 10:261f2b69c4c7 150 Sampling(true); //Start sampling
mwthewsey 10:261f2b69c4c7 151 PC.printf("Deleated %d records", InputBufferNum); //Scan serial
mwthewsey 10:261f2b69c4c7 152
mwthewsey 10:261f2b69c4c7 153
mwthewsey 10:261f2b69c4c7 154 } else if (InputBufferString == "setdate") {
mwthewsey 21:6e733076f49c 155 //Set date YYYY/MM/DD
mwthewsey 10:261f2b69c4c7 156 Sampling(false); //Stop sampling
mwthewsey 10:261f2b69c4c7 157 PC.printf("Setting Date\n\r");
mwthewsey 10:261f2b69c4c7 158
mwthewsey 21:6e733076f49c 159 for (int i = 0; i < 3; i++) { //Changes message on each iteration
mwthewsey 10:261f2b69c4c7 160 if (i==0) {
mwthewsey 10:261f2b69c4c7 161 PC.printf("Input Year <YYYY>:\n\r");
mwthewsey 10:261f2b69c4c7 162 } else if(i==1) {
mwthewsey 10:261f2b69c4c7 163 PC.printf("Input Month <MM>:\n\r");
mwthewsey 10:261f2b69c4c7 164 } else if (i==2) {
mwthewsey 10:261f2b69c4c7 165 PC.printf("Input Date <DD>:\n\r");
mwthewsey 10:261f2b69c4c7 166 }
mwthewsey 10:261f2b69c4c7 167
mwthewsey 21:6e733076f49c 168 PC.attach(&RXInterruptISR); //Enable interrupt
mwthewsey 10:261f2b69c4c7 169 Thread::signal_wait(1); //Wait untill signal set
mwthewsey 10:261f2b69c4c7 170
mwthewsey 10:261f2b69c4c7 171 PC.scanf("%d", &DateTimeVar[i]); //Scan serial
mwthewsey 10:261f2b69c4c7 172 }
mwthewsey 10:261f2b69c4c7 173
mwthewsey 21:6e733076f49c 174 SetDate(DateTimeVar[2], DateTimeVar[1], DateTimeVar[0]); //Set date
mwthewsey 10:261f2b69c4c7 175 PC.printf("Date set to : %d/%d/%d",DateTimeVar[2], DateTimeVar[1], DateTimeVar[0]);
mwthewsey 10:261f2b69c4c7 176 Sampling(true); //Stop sampling
mwthewsey 10:261f2b69c4c7 177
mwthewsey 10:261f2b69c4c7 178
mwthewsey 10:261f2b69c4c7 179 } else if (InputBufferString == "settime") {
mwthewsey 21:6e733076f49c 180 //Set time hh/mm/ss
mwthewsey 10:261f2b69c4c7 181 Sampling(false); //Stop sampling
mwthewsey 10:261f2b69c4c7 182 PC.printf("Setting Time\n\r");
mwthewsey 10:261f2b69c4c7 183
mwthewsey 21:6e733076f49c 184 for (int i = 0; i < 3; i++) { //Changes message on each iteration
mwthewsey 10:261f2b69c4c7 185 if (i==0) {
mwthewsey 10:261f2b69c4c7 186 PC.printf("Input Hour <hh>:\n\r");
mwthewsey 10:261f2b69c4c7 187 } else if(i==1) {
mwthewsey 10:261f2b69c4c7 188 PC.printf("Input Minute <mm>:\n\r");
mwthewsey 10:261f2b69c4c7 189 } else if (i==2) {
mwthewsey 10:261f2b69c4c7 190 PC.printf("Input Seccond <ss>:\n\r");
mwthewsey 10:261f2b69c4c7 191 }
mwthewsey 10:261f2b69c4c7 192
mwthewsey 21:6e733076f49c 193 PC.attach(&RXInterruptISR); //Enable interrupt
mwthewsey 10:261f2b69c4c7 194 Thread::signal_wait(1); //Wait untill signal set
mwthewsey 10:261f2b69c4c7 195
mwthewsey 10:261f2b69c4c7 196 PC.scanf("%d", &DateTimeVar[i]); //Scan serial
mwthewsey 10:261f2b69c4c7 197 }
mwthewsey 10:261f2b69c4c7 198
mwthewsey 21:6e733076f49c 199 SetTime(DateTimeVar[0], DateTimeVar[1], DateTimeVar[2]); //Set time
mwthewsey 10:261f2b69c4c7 200 PC.printf("Time set to : %d:%d:%d",DateTimeVar[0], DateTimeVar[1], DateTimeVar[2]);
mwthewsey 10:261f2b69c4c7 201 Sampling(true); //Stop sampling
mwthewsey 10:261f2b69c4c7 202
mwthewsey 10:261f2b69c4c7 203
mwthewsey 10:261f2b69c4c7 204 } else if (InputBufferString == "sett") {
mwthewsey 21:6e733076f49c 205 //Set sample rate
mwthewsey 21:6e733076f49c 206 PC.printf("What would you like to set the sample rate to:\n\r");
mwthewsey 21:6e733076f49c 207 PC.attach(&RXInterruptISR); //Enable interrupt
mwthewsey 21:6e733076f49c 208 Thread::signal_wait(1); //Wait untill signal set
mwthewsey 21:6e733076f49c 209
mwthewsey 21:6e733076f49c 210 PC.scanf("%d", &SAMPLERATE); //Scan serial
mwthewsey 21:6e733076f49c 211
mwthewsey 21:6e733076f49c 212 ConfigThreadsAndIR(); //Reattach ticker
mwthewsey 21:6e733076f49c 213
mwthewsey 21:6e733076f49c 214 PC.printf("Sample rate set to: %d\n\r",SAMPLERATE);
mwthewsey 10:261f2b69c4c7 215
mwthewsey 10:261f2b69c4c7 216
mwthewsey 10:261f2b69c4c7 217 } else if (InputBufferString == "state") {
mwthewsey 21:6e733076f49c 218 //Toggle sampling
mwthewsey 21:6e733076f49c 219 SerialState = !SerialState; //Toggle state
mwthewsey 21:6e733076f49c 220 if (SerialState) {
mwthewsey 21:6e733076f49c 221 Sampling(true); //Start sampling
mwthewsey 21:6e733076f49c 222 PC.printf("Sampling started\n\r");
mwthewsey 21:6e733076f49c 223 } else {
mwthewsey 21:6e733076f49c 224 Sampling(false);//Stop sampling
mwthewsey 21:6e733076f49c 225 PC.printf("Sampling stopped\n\r");
mwthewsey 21:6e733076f49c 226 }
mwthewsey 21:6e733076f49c 227
mwthewsey 10:261f2b69c4c7 228
mwthewsey 10:261f2b69c4c7 229
mwthewsey 10:261f2b69c4c7 230 } else if (InputBufferString == "logging") {
mwthewsey 21:6e733076f49c 231 //Toggle logging
mwthewsey 21:6e733076f49c 232 logging = !logging; //Toggle state
mwthewsey 21:6e733076f49c 233 if (logging) {
mwthewsey 21:6e733076f49c 234 PC.printf("Logging started");
mwthewsey 21:6e733076f49c 235 } else {
mwthewsey 21:6e733076f49c 236 PC.printf("Logging stopped");
mwthewsey 10:261f2b69c4c7 237 }
mwthewsey 10:261f2b69c4c7 238 }
mwthewsey 10:261f2b69c4c7 239
mwthewsey 10:261f2b69c4c7 240
mwthewsey 13:41c394fa932c 241 PC.attach(&RXInterruptISR); //Enable interrupt
mwthewsey 10:261f2b69c4c7 242 }
mwthewsey 10:261f2b69c4c7 243 }