Plymouth ELEC351 Group T / Mbed OS ELEC351

Time: 17:33 Date: 10/12/2017 Description: Task 1,7,8 Currently Functioning

Dependencies:   BME280 BMP280 TextLCD

Working Repository

sample_hardware.cpp@50:3d61ca637399, 2018-01-09 (annotated)

Committer:
thomasmorris
Date:
Tue Jan 09 12:19:12 2018 +0000
Revision:
50:3d61ca637399
Parent:
49:d51f96a46cc3 
Dynamic Dating Working

Who changed what in which revision?

UserRevisionLine numberNew contents of line
thomasmorris 37:7c4d7f206039 1 #include "mbed.h"
thomasmorris 37:7c4d7f206039 2 #include "sample_hardware.hpp"
thomasmorris 37:7c4d7f206039 3 #include "LCD.hpp"
thomasmorris 49:d51f96a46cc3 4
thomasmorris 37:7c4d7f206039 5 #define RED_DONE 1
thomasmorris 37:7c4d7f206039 6 #define YELLOW_DONE 2
thomasmorris 37:7c4d7f206039 7
thomasmorris 37:7c4d7f206039 8 //Digital outputs
thomasmorris 37:7c4d7f206039 9 DigitalOut onBoardLED(LED1);
thomasmorris 37:7c4d7f206039 10 DigitalOut redLED(PE_15);
thomasmorris 37:7c4d7f206039 11 DigitalOut yellowLED(PB_10);
thomasmorris 37:7c4d7f206039 12 DigitalOut greenLED(PB_11);
thomasmorris 37:7c4d7f206039 13
thomasmorris 37:7c4d7f206039 14 //Inputs
thomasmorris 37:7c4d7f206039 15 DigitalIn onBoardSwitch(USER_BUTTON);
thomasmorris 37:7c4d7f206039 16 InterruptIn SW1(PE_12);
thomasmorris 37:7c4d7f206039 17 InterruptIn SW2(PE_14);
thomasmorris 37:7c4d7f206039 18 //Serial pc(USBTX, USBRX);
thomasmorris 37:7c4d7f206039 19 AnalogIn adcIn(PA_0);
thomasmorris 37:7c4d7f206039 20
thomasmorris 37:7c4d7f206039 21 //Environmental Sensor driver
thomasmorris 37:7c4d7f206039 22 #ifdef BME
thomasmorris 37:7c4d7f206039 23 BME280 sensor(D14, D15);
thomasmorris 37:7c4d7f206039 24 #else
thomasmorris 37:7c4d7f206039 25 BMP280 sensor(D14, D15);
thomasmorris 37:7c4d7f206039 26 #endif
thomasmorris 37:7c4d7f206039 27
thomasmorris 37:7c4d7f206039 28 //SD Card
thomasmorris 37:7c4d7f206039 29 SDBlockDevice sd(PB_5, D12, D13, D10); // mosi, miso, sclk, cs
thomasmorris 37:7c4d7f206039 30
thomasmorris 37:7c4d7f206039 31 //POWER ON SELF TEST
thomasmorris 37:7c4d7f206039 32 void post()
thomasmorris 37:7c4d7f206039 33 {
thomasmorris 37:7c4d7f206039 34 //POWER ON TEST (POT)
thomasmorris 37:7c4d7f206039 35 puts("**********STARTING POWER ON SELF TEST (POST)**********");
thomasmorris 37:7c4d7f206039 36
thomasmorris 37:7c4d7f206039 37 //Test LEDs
thomasmorris 37:7c4d7f206039 38 puts("ALL LEDs should be blinking");
thomasmorris 37:7c4d7f206039 39 for (unsigned int n=0; n<10; n++) {
thomasmorris 37:7c4d7f206039 40 redLED = 1;
thomasmorris 37:7c4d7f206039 41 yellowLED = 1;
thomasmorris 37:7c4d7f206039 42 greenLED = 1;
thomasmorris 37:7c4d7f206039 43 wait(0.05);
thomasmorris 37:7c4d7f206039 44 redLED = 0;
thomasmorris 37:7c4d7f206039 45 yellowLED = 0;
thomasmorris 37:7c4d7f206039 46 greenLED = 0;
thomasmorris 37:7c4d7f206039 47 wait(0.05);
thomasmorris 37:7c4d7f206039 48 }
thomasmorris 37:7c4d7f206039 49
thomasmorris 37:7c4d7f206039 50 //Output the switch states (hold them down to test)
thomasmorris 37:7c4d7f206039 51 printf("SW1: %d\tSW2: %d\n\r", SW1.read(), SW2.read());
thomasmorris 37:7c4d7f206039 52 printf("USER: %d\n\r", onBoardSwitch.read());
thomasmorris 37:7c4d7f206039 53
thomasmorris 37:7c4d7f206039 54 //Output the ADC
thomasmorris 37:7c4d7f206039 55 printf("ADC: %f\n\r", adcIn.read());
thomasmorris 37:7c4d7f206039 56
thomasmorris 37:7c4d7f206039 57 //Read Sensors (I2C)
thomasmorris 37:7c4d7f206039 58 float temp = sensor.getTemperature();
thomasmorris 37:7c4d7f206039 59 float pressure = sensor.getPressure();
thomasmorris 37:7c4d7f206039 60 #ifdef BME
thomasmorris 37:7c4d7f206039 61 float humidity = sensor.getHumidity();
thomasmorris 37:7c4d7f206039 62 #endif
thomasmorris 37:7c4d7f206039 63
thomasmorris 37:7c4d7f206039 64 //Display in PuTTY
thomasmorris 37:7c4d7f206039 65 printf("Temperature: %5.1f\n", temp);
thomasmorris 37:7c4d7f206039 66 printf("Pressure: %5.1f\n", pressure);
thomasmorris 37:7c4d7f206039 67 #ifdef BME
thomasmorris 37:7c4d7f206039 68 printf("Pressure: %5.1f\n", humidity);
thomasmorris 37:7c4d7f206039 69 #endif
thomasmorris 37:7c4d7f206039 70
thomasmorris 37:7c4d7f206039 71 //Display on LCD
thomasmorris 37:7c4d7f206039 72 redLED = 1;
thomasmorris 37:7c4d7f206039 73 //LCD.Display_Clear();
thomasmorris 37:7c4d7f206039 74 //LCD.DDRAM_Address(0x00);
thomasmorris 37:7c4d7f206039 75 //LCD.Write_String("LCD TEST...");
thomasmorris 37:7c4d7f206039 76 wait(0.5);
thomasmorris 37:7c4d7f206039 77 redLED = 0;
thomasmorris 37:7c4d7f206039 78
thomasmorris 37:7c4d7f206039 79 //Network test (if BOTH switches are held down)
thomasmorris 37:7c4d7f206039 80 //networktest();
thomasmorris 48:244d6d81bb52 81 NetworkWaitTime = NetworkWait;
thomasmorris 48:244d6d81bb52 82 //Initialise the SD card (this needs to move)
thomasmorris 48:244d6d81bb52 83 if ( sd.init() != 0) {
thomasmorris 48:244d6d81bb52 84 printf("SD Init failed \n");
thomasmorris 48:244d6d81bb52 85 LCD.Display_Clear();
thomasmorris 48:244d6d81bb52 86 LCD.Write_String("CANNOT INIT SD"); //Change me
thomasmorris 48:244d6d81bb52 87 errorCode(FATAL);
thomasmorris 48:244d6d81bb52 88 }
thomasmorris 48:244d6d81bb52 89 //Create a filing system for SD Card
thomasmorris 49:d51f96a46cc3 90 FATFileSystem fs("sd", &sd);
thomasmorris 48:244d6d81bb52 91
thomasmorris 48:244d6d81bb52 92 //Open to WRITE
thomasmorris 49:d51f96a46cc3 93
thomasmorris 49:d51f96a46cc3 94 FILE* fp = fopen("/sd/test.csv","w");
thomasmorris 48:244d6d81bb52 95 if (fp == NULL) {
thomasmorris 48:244d6d81bb52 96 error("Could not open file for write\n");
thomasmorris 48:244d6d81bb52 97 LCD.Display_Clear();
thomasmorris 48:244d6d81bb52 98 LCD.Write_String("CANNOT OPEN FILE");
thomasmorris 48:244d6d81bb52 99 errorCode(FATAL);
thomasmorris 48:244d6d81bb52 100 }
thomasmorris 48:244d6d81bb52 101 //Close File
thomasmorris 48:244d6d81bb52 102 fclose(fp);
thomasmorris 49:d51f96a46cc3 103
thomasmorris 48:244d6d81bb52 104 int network_temp;
thomasmorris 48:244d6d81bb52 105 network_temp = Network_Init();
thomasmorris 48:244d6d81bb52 106 if(network_temp == 1)//Sets up the network and checks if the network cable is not pluged in
thomasmorris 48:244d6d81bb52 107 {
thomasmorris 48:244d6d81bb52 108 error("Could not access network");
thomasmorris 48:244d6d81bb52 109 LCD.Display_Clear();
thomasmorris 48:244d6d81bb52 110 LCD.Write_String("Could not access network");
thomasmorris 48:244d6d81bb52 111 errorCode(NETWORK_FATAL);
thomasmorris 48:244d6d81bb52 112 }
thomasmorris 48:244d6d81bb52 113 //Last message before sampling begins
thomasmorris 48:244d6d81bb52 114 LCD.Display_Clear();
thomasmorris 48:244d6d81bb52 115 LCD.Write_String("READY PLAYER");
thomasmorris 48:244d6d81bb52 116 LCD.DDRAM_Address(0x40);
thomasmorris 48:244d6d81bb52 117 LCD.Write_String(" One ");
thomasmorris 48:244d6d81bb52 118 LCD.DDRAM_Address(0x00);
thomasmorris 48:244d6d81bb52 119 puts("**********POST END**********\n");
thomasmorris 37:7c4d7f206039 120
thomasmorris 37:7c4d7f206039 121 }
thomasmorris 37:7c4d7f206039 122
thomasmorris 37:7c4d7f206039 123 void errorCode(ELEC350_ERROR_CODE err)
thomasmorris 37:7c4d7f206039 124 {
thomasmorris 37:7c4d7f206039 125 switch (err) {
thomasmorris 37:7c4d7f206039 126 case OK:
thomasmorris 37:7c4d7f206039 127 greenLED = 1;
thomasmorris 37:7c4d7f206039 128 wait(1.0);
thomasmorris 37:7c4d7f206039 129 greenLED = 0;
thomasmorris 41:859b5e1e3d9a 130 return;
thomasmorris 41:859b5e1e3d9a 131 case NETWORK_FATAL:
thomasmorris 41:859b5e1e3d9a 132 while(1) {
thomasmorris 49:d51f96a46cc3 133 pc.printf("NETWOK FATAL\n");
thomasmorris 49:d51f96a46cc3 134 }
thomasmorris 49:d51f96a46cc3 135 case SD_CARD_REMOVED:
thomasmorris 41:859b5e1e3d9a 136 wait(0.1);
thomasmorris 49:d51f96a46cc3 137 LCD.Display_Clear();
thomasmorris 49:d51f96a46cc3 138 LCD.DDRAM_Address(0x00);
thomasmorris 49:d51f96a46cc3 139 LCD.Write_String("SD CARD");
thomasmorris 49:d51f96a46cc3 140 LCD.DDRAM_Address(0x40);
thomasmorris 49:d51f96a46cc3 141 LCD.Write_String("Removed");
thomasmorris 49:d51f96a46cc3 142
thomasmorris 49:d51f96a46cc3 143 wait(5);
thomasmorris 49:d51f96a46cc3 144 pc.printf("SD CARD REMOVED\n");
thomasmorris 49:d51f96a46cc3 145 while(1)
thomasmorris 49:d51f96a46cc3 146 {
thomasmorris 49:d51f96a46cc3 147 if(SD_CARD_DETECT.read() == 0)
thomasmorris 49:d51f96a46cc3 148 {
thomasmorris 49:d51f96a46cc3 149 LCD.Display_Clear();
thomasmorris 49:d51f96a46cc3 150 LCD.DDRAM_Address(0x00);
thomasmorris 49:d51f96a46cc3 151 LCD.Write_String("SD CARD");
thomasmorris 49:d51f96a46cc3 152 LCD.DDRAM_Address(0x40);
thomasmorris 49:d51f96a46cc3 153 LCD.Write_String("Inserted");
thomasmorris 49:d51f96a46cc3 154 pc.printf("SD CARD INSERTED\n");
thomasmorris 49:d51f96a46cc3 155 SD_Write = 1;
thomasmorris 49:d51f96a46cc3 156 return;
thomasmorris 49:d51f96a46cc3 157 }
thomasmorris 49:d51f96a46cc3 158 }
thomasmorris 49:d51f96a46cc3 159 case FATAL:
thomasmorris 37:7c4d7f206039 160 while(1) {
thomasmorris 49:d51f96a46cc3 161 pc.printf("FATAL\n");
thomasmorris 37:7c4d7f206039 162 }
thomasmorris 37:7c4d7f206039 163 };
thomasmorris 37:7c4d7f206039 164 }