Tim Yang / Mbed 2 deprecated 1FINALRX

RX for Temperature Controlled Fan

Dependencies:   4DGL-uLCD-SE EthernetInterface HTTPClient Motor mbed-rtos mbed

main.cpp@0:b007e0de7dbc, 2016-04-29 (annotated)

Committer:
TimothyY
Date:
Fri Apr 29 01:07:58 2016 +0000
Revision:
0:b007e0de7dbc
FinalRx

Who changed what in which revision?

UserRevisionLine numberNew contents of line
TimothyY 0:b007e0de7dbc 1 #include "mbed.h"
TimothyY 0:b007e0de7dbc 2 #include "rtos.h"
TimothyY 0:b007e0de7dbc 3 #include "Motor.h"
TimothyY 0:b007e0de7dbc 4 #include "uLCD_4DGL.h"
TimothyY 0:b007e0de7dbc 5 #include "EthernetInterface.h"
TimothyY 0:b007e0de7dbc 6 #include "HTTPClient.h"
TimothyY 0:b007e0de7dbc 7
TimothyY 0:b007e0de7dbc 8 #define Room_TempC 23.0
TimothyY 0:b007e0de7dbc 9 #define Room_TempF 78.0
TimothyY 0:b007e0de7dbc 10 //#define Normal_BTempC 30.0
TimothyY 0:b007e0de7dbc 11 #define Normal_BTempF ((9.0/5.0)*Normal_BTempC) + 32
TimothyY 0:b007e0de7dbc 12
TimothyY 0:b007e0de7dbc 13 Motor m(p21, p19, p20); // pwm, fwd, rev
TimothyY 0:b007e0de7dbc 14
TimothyY 0:b007e0de7dbc 15 DigitalOut myled(LED1);
TimothyY 0:b007e0de7dbc 16 DigitalOut myLED2(LED2);
TimothyY 0:b007e0de7dbc 17 DigitalOut myLED3(LED3);
TimothyY 0:b007e0de7dbc 18 DigitalOut myLED4(LED4);
TimothyY 0:b007e0de7dbc 19
TimothyY 0:b007e0de7dbc 20 InterruptIn pb1(p30);
TimothyY 0:b007e0de7dbc 21 InterruptIn pb2(p29);
TimothyY 0:b007e0de7dbc 22
TimothyY 0:b007e0de7dbc 23 uLCD_4DGL uLCD(p13,p14,p11);
TimothyY 0:b007e0de7dbc 24
TimothyY 0:b007e0de7dbc 25 Serial pc(USBTX, USBRX);
TimothyY 0:b007e0de7dbc 26 Serial xbee1(p9, p10);
TimothyY 0:b007e0de7dbc 27 DigitalOut rst1(p8);
TimothyY 0:b007e0de7dbc 28
TimothyY 0:b007e0de7dbc 29 EthernetInterface ethif;
TimothyY 0:b007e0de7dbc 30 HTTPClient http;
TimothyY 0:b007e0de7dbc 31
TimothyY 0:b007e0de7dbc 32 enum Statetype { ac_off = 0, ac_on };
TimothyY 0:b007e0de7dbc 33 volatile int sensor_data;
TimothyY 0:b007e0de7dbc 34 volatile int Normal_BTempC = 30;
TimothyY 0:b007e0de7dbc 35
TimothyY 0:b007e0de7dbc 36 void receiver_thread(void const * argument){
TimothyY 0:b007e0de7dbc 37
TimothyY 0:b007e0de7dbc 38 rst1 = 0; //Set reset pin to 0
TimothyY 0:b007e0de7dbc 39 myled = 0;
TimothyY 0:b007e0de7dbc 40 Thread::wait(1);
TimothyY 0:b007e0de7dbc 41 rst1 = 1; //Set reset pin to 1
TimothyY 0:b007e0de7dbc 42 Thread::wait(1);
TimothyY 0:b007e0de7dbc 43
TimothyY 0:b007e0de7dbc 44 uLCD.printf("Set Temp:");
TimothyY 0:b007e0de7dbc 45 uLCD.locate(0,7);
TimothyY 0:b007e0de7dbc 46 uLCD.printf("Your Temp:");
TimothyY 0:b007e0de7dbc 47
TimothyY 0:b007e0de7dbc 48 while (1) {
TimothyY 0:b007e0de7dbc 49 Thread::wait(500);
TimothyY 0:b007e0de7dbc 50 myled = 1;
TimothyY 0:b007e0de7dbc 51 if(xbee1.readable()){
TimothyY 0:b007e0de7dbc 52 xbee1.scanf("%d\n", &sensor_data);
TimothyY 0:b007e0de7dbc 53 //pc.printf("data received %d\n\r", sensor_data);
TimothyY 0:b007e0de7dbc 54 uLCD.text_height(2);
TimothyY 0:b007e0de7dbc 55 uLCD.text_width(2);
TimothyY 0:b007e0de7dbc 56 uLCD.locate(2,2);
TimothyY 0:b007e0de7dbc 57 uLCD.printf("%d C", Normal_BTempC);
TimothyY 0:b007e0de7dbc 58 uLCD.locate(2,6);
TimothyY 0:b007e0de7dbc 59 uLCD.printf("%d C", sensor_data);
TimothyY 0:b007e0de7dbc 60 Thread::wait(300);
TimothyY 0:b007e0de7dbc 61 myled = 0;
TimothyY 0:b007e0de7dbc 62 Thread::wait(1000);
TimothyY 0:b007e0de7dbc 63 }
TimothyY 0:b007e0de7dbc 64 }
TimothyY 0:b007e0de7dbc 65 }
TimothyY 0:b007e0de7dbc 66
TimothyY 0:b007e0de7dbc 67 void changeBTemp_thread(void const *argument) {
TimothyY 0:b007e0de7dbc 68 while (1) {
TimothyY 0:b007e0de7dbc 69 pb1.mode(PullUp);
TimothyY 0:b007e0de7dbc 70 pb2.mode(PullUp);
TimothyY 0:b007e0de7dbc 71 if (pb1 == 0) {Normal_BTempC++;};
TimothyY 0:b007e0de7dbc 72 if (pb2 == 0) {Normal_BTempC--;};
TimothyY 0:b007e0de7dbc 73 Thread::wait(500);
TimothyY 0:b007e0de7dbc 74 }
TimothyY 0:b007e0de7dbc 75 }
TimothyY 0:b007e0de7dbc 76
TimothyY 0:b007e0de7dbc 77 void network_thread(void const *argument) {
TimothyY 0:b007e0de7dbc 78
TimothyY 0:b007e0de7dbc 79 char urlBuffer[256];
TimothyY 0:b007e0de7dbc 80 char str[512];
TimothyY 0:b007e0de7dbc 81
TimothyY 0:b007e0de7dbc 82 ethif.init(); //Use DHCP
TimothyY 0:b007e0de7dbc 83 ethif.connect(60000);
TimothyY 0:b007e0de7dbc 84 pc.printf("connected ethernet\n");
TimothyY 0:b007e0de7dbc 85
TimothyY 0:b007e0de7dbc 86 while (1)
TimothyY 0:b007e0de7dbc 87 {
TimothyY 0:b007e0de7dbc 88 // initialize ethernet hardware
TimothyY 0:b007e0de7dbc 89 pc.printf("Begin While loop");
TimothyY 0:b007e0de7dbc 90
TimothyY 0:b007e0de7dbc 91
TimothyY 0:b007e0de7dbc 92 urlBuffer[0] = 0;
TimothyY 0:b007e0de7dbc 93 str[0]=0;
TimothyY 0:b007e0de7dbc 94 sprintf(urlBuffer, "http://api.thingspeak.com/update?key=LRZ7ZLXUI7LKC470&field1=%d", sensor_data);
TimothyY 0:b007e0de7dbc 95
TimothyY 0:b007e0de7dbc 96 http.get(urlBuffer, str,128);
TimothyY 0:b007e0de7dbc 97 //HTTPResult res = http.get(urlBuffer, str,128);
TimothyY 0:b007e0de7dbc 98 //if(res==0) {
TimothyY 0:b007e0de7dbc 99 //pc.printf("sent get to thingspeak\n");
TimothyY 0:b007e0de7dbc 100 //}
TimothyY 0:b007e0de7dbc 101 //else {
TimothyY 0:b007e0de7dbc 102 // pc.printf("get failed to send");
TimothyY 0:b007e0de7dbc 103 // }
TimothyY 0:b007e0de7dbc 104 // wait(16); // 1 minute
TimothyY 0:b007e0de7dbc 105 // led=!led;
TimothyY 0:b007e0de7dbc 106 Thread::wait(10000);
TimothyY 0:b007e0de7dbc 107
TimothyY 0:b007e0de7dbc 108 }
TimothyY 0:b007e0de7dbc 109 }
TimothyY 0:b007e0de7dbc 110 int main() {
TimothyY 0:b007e0de7dbc 111
TimothyY 0:b007e0de7dbc 112 Thread thread1(receiver_thread);
TimothyY 0:b007e0de7dbc 113 Thread::wait(5000);
TimothyY 0:b007e0de7dbc 114 Thread thread2(changeBTemp_thread);
TimothyY 0:b007e0de7dbc 115 Thread::wait(5000);
TimothyY 0:b007e0de7dbc 116 Thread thread3(network_thread);
TimothyY 0:b007e0de7dbc 117 Statetype state = ac_off;
TimothyY 0:b007e0de7dbc 118
TimothyY 0:b007e0de7dbc 119 while(1){
TimothyY 0:b007e0de7dbc 120 myLED3 = !myLED3;
TimothyY 0:b007e0de7dbc 121 //uLCD.printf("Set Temp: %d\n\r", Normal_BTempC);
TimothyY 0:b007e0de7dbc 122 switch (state) {
TimothyY 0:b007e0de7dbc 123 case ac_off:
TimothyY 0:b007e0de7dbc 124
TimothyY 0:b007e0de7dbc 125 m.speed(0.0);
TimothyY 0:b007e0de7dbc 126 myled = 1;
TimothyY 0:b007e0de7dbc 127 myLED2 =0;
TimothyY 0:b007e0de7dbc 128 myLED3 =1;
TimothyY 0:b007e0de7dbc 129 myLED4 =0;
TimothyY 0:b007e0de7dbc 130
TimothyY 0:b007e0de7dbc 131 Thread::wait(3000);
TimothyY 0:b007e0de7dbc 132
TimothyY 0:b007e0de7dbc 133 (sensor_data >= Normal_BTempC)? state = ac_on : state = ac_off;
TimothyY 0:b007e0de7dbc 134 //pc.printf("This is off \n\r");
TimothyY 0:b007e0de7dbc 135 break;
TimothyY 0:b007e0de7dbc 136
TimothyY 0:b007e0de7dbc 137 case ac_on:
TimothyY 0:b007e0de7dbc 138
TimothyY 0:b007e0de7dbc 139 myled = 1;
TimothyY 0:b007e0de7dbc 140 myLED2 =1;
TimothyY 0:b007e0de7dbc 141 myLED3 =1;
TimothyY 0:b007e0de7dbc 142 myLED4 =1;
TimothyY 0:b007e0de7dbc 143
TimothyY 0:b007e0de7dbc 144 while (sensor_data >= 1.3*Normal_BTempC) {
TimothyY 0:b007e0de7dbc 145 m.speed(1.0);
TimothyY 0:b007e0de7dbc 146 }
TimothyY 0:b007e0de7dbc 147 while ((sensor_data >= 1.2*Normal_BTempC)&&(sensor_data < 1.3*Normal_BTempC)) {
TimothyY 0:b007e0de7dbc 148 m.speed(0.5);
TimothyY 0:b007e0de7dbc 149 Thread::wait(500);
TimothyY 0:b007e0de7dbc 150 m.speed(0.0);
TimothyY 0:b007e0de7dbc 151 Thread::wait(2000);
TimothyY 0:b007e0de7dbc 152 }
TimothyY 0:b007e0de7dbc 153 while ((sensor_data >= 1.1*Normal_BTempC)&&(sensor_data < 1.2*Normal_BTempC)) {
TimothyY 0:b007e0de7dbc 154 m.speed(0.5);
TimothyY 0:b007e0de7dbc 155 Thread::wait(500);
TimothyY 0:b007e0de7dbc 156 m.speed(0.0);
TimothyY 0:b007e0de7dbc 157 Thread::wait(3000);
TimothyY 0:b007e0de7dbc 158 }
TimothyY 0:b007e0de7dbc 159 while ((sensor_data >= Normal_BTempC)&&(sensor_data < 1.1*Normal_BTempC)) {
TimothyY 0:b007e0de7dbc 160 m.speed(0.5);
TimothyY 0:b007e0de7dbc 161 Thread::wait(500);
TimothyY 0:b007e0de7dbc 162 m.speed(0.0);
TimothyY 0:b007e0de7dbc 163 Thread::wait(3500);
TimothyY 0:b007e0de7dbc 164 }
TimothyY 0:b007e0de7dbc 165
TimothyY 0:b007e0de7dbc 166 //m.speed(1.0);
TimothyY 0:b007e0de7dbc 167 (sensor_data < Normal_BTempC)? state = ac_off : state = ac_on;
TimothyY 0:b007e0de7dbc 168 //pc.printf("This is on \n\r");
TimothyY 0:b007e0de7dbc 169 break;
TimothyY 0:b007e0de7dbc 170 }
TimothyY 0:b007e0de7dbc 171 Thread::wait(1000);
TimothyY 0:b007e0de7dbc 172 }
TimothyY 0:b007e0de7dbc 173 }