Janusz G / Mbed 2 deprecated HTTP_SERVER2

DHT11

Dependencies:   mbed mbed-rtos SDFileSystem EthernetInterface DHT11

main.cpp@2:44f331aea307, 2018-11-24 (annotated)

Committer:
gjanusz
Date:
Sat Nov 24 22:20:03 2018 +0000
Revision:
2:44f331aea307
Parent:
1:baaf95f8d272
Child:
3:b2eae813c2e1
Add DHT11;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
barti19941 0:795a02b2bb68 1 #include "mbed.h"
barti19941 0:795a02b2bb68 2 #include "SDFileSystem.h"
barti19941 1:baaf95f8d272 3 #include "EthernetInterface.h"
barti19941 1:baaf95f8d272 4 #include <iostream>
barti19941 1:baaf95f8d272 5 #include <fstream>
gjanusz 2:44f331aea307 6 #include "DHT11.h"
barti19941 0:795a02b2bb68 7
barti19941 1:baaf95f8d272 8 #define NUMBER_OF_LINES 23
barti19941 1:baaf95f8d272 9 #define COLOR_LINE 12
barti19941 1:baaf95f8d272 10 #define TEMPERATURE_LINE 17
barti19941 1:baaf95f8d272 11 #define PRESSURE_LINE 18
barti19941 1:baaf95f8d272 12 #define HUMADITY_LINE 19
barti19941 1:baaf95f8d272 13 #define RAINFALL_LINE 20
barti19941 1:baaf95f8d272 14 #define TIME_LINE 21
barti19941 1:baaf95f8d272 15
barti19941 1:baaf95f8d272 16 SDFileSystem sd(PTE3, PTE1, PTE2, PTE4, "sd");
barti19941 0:795a02b2bb68 17 Serial pc(USBTX, USBRX);
barti19941 1:baaf95f8d272 18 string file_content[NUMBER_OF_LINES];
barti19941 0:795a02b2bb68 19
gjanusz 2:44f331aea307 20
gjanusz 2:44f331aea307 21 DHT11 d(PTD1);
gjanusz 2:44f331aea307 22
gjanusz 2:44f331aea307 23 void DHT11_read()
gjanusz 2:44f331aea307 24 {
gjanusz 2:44f331aea307 25 int s;
gjanusz 2:44f331aea307 26 s = d.readData();
gjanusz 2:44f331aea307 27 if (s != DHT11::OK) {
gjanusz 2:44f331aea307 28 pc.printf("Error!\r\n");
gjanusz 2:44f331aea307 29 }
gjanusz 2:44f331aea307 30 else {
gjanusz 2:44f331aea307 31 pc.printf("T:%d, H:%d\r\n", d.readTemperature(), d.readHumidity());
gjanusz 2:44f331aea307 32 }
gjanusz 2:44f331aea307 33 }
gjanusz 2:44f331aea307 34
gjanusz 2:44f331aea307 35
barti19941 1:baaf95f8d272 36 void initializeEthernet(void)
barti19941 1:baaf95f8d272 37 {
barti19941 1:baaf95f8d272 38 EthernetInterface eth;
barti19941 1:baaf95f8d272 39 const char *ip = "192.168.1.2";
barti19941 1:baaf95f8d272 40 const char *mask = "255.255.255.0";
barti19941 1:baaf95f8d272 41 const char *gateway = "192.168.1.1";
barti19941 1:baaf95f8d272 42 if(!eth.init(ip,mask,gateway))
barti19941 1:baaf95f8d272 43 {
barti19941 1:baaf95f8d272 44 pc.printf("Ethernet card initialized successfully.\r");
barti19941 1:baaf95f8d272 45 eth.connect();
barti19941 1:baaf95f8d272 46 pc.printf("IP address: %s\n",eth.getIPAddress());
barti19941 1:baaf95f8d272 47 pc.printf("Network mask: %s\n",eth.getNetworkMask());
barti19941 1:baaf95f8d272 48 pc.printf("Gateway: %s\n",eth.getGateway());
barti19941 1:baaf95f8d272 49 pc.printf("MAC address: %s\n",eth.getMACAddress());
barti19941 0:795a02b2bb68 50 }
barti19941 1:baaf95f8d272 51 else
barti19941 1:baaf95f8d272 52 pc.printf("Ethernet card could not be initialized.\r");
barti19941 1:baaf95f8d272 53 return;
barti19941 1:baaf95f8d272 54 }
barti19941 0:795a02b2bb68 55
barti19941 1:baaf95f8d272 56 void readHTMLCode(void)
barti19941 1:baaf95f8d272 57 {
barti19941 1:baaf95f8d272 58 fstream file;
barti19941 1:baaf95f8d272 59 int cnt = 0;
barti19941 1:baaf95f8d272 60 for (int i = 0; i < NUMBER_OF_LINES; i++)
barti19941 1:baaf95f8d272 61 file_content[i] = " ";
barti19941 1:baaf95f8d272 62 file.open("/sd/index.html", ios::in);
barti19941 1:baaf95f8d272 63 if (file.good())
barti19941 1:baaf95f8d272 64 {
barti19941 1:baaf95f8d272 65 pc.printf("The index.html file has been opened. \r");
barti19941 1:baaf95f8d272 66 while(!file.eof())
barti19941 1:baaf95f8d272 67 {
barti19941 1:baaf95f8d272 68 getline(file,file_content[cnt]);
barti19941 1:baaf95f8d272 69 cnt++;
barti19941 1:baaf95f8d272 70 }
barti19941 1:baaf95f8d272 71 file.close();
barti19941 1:baaf95f8d272 72 pc.printf("The file has been closed. \r");
barti19941 0:795a02b2bb68 73 }
barti19941 1:baaf95f8d272 74 else
barti19941 1:baaf95f8d272 75 {
barti19941 1:baaf95f8d272 76 pc.printf("The file could not be opened. \r");
barti19941 1:baaf95f8d272 77 return;
barti19941 1:baaf95f8d272 78 }
barti19941 1:baaf95f8d272 79 }
barti19941 0:795a02b2bb68 80
barti19941 1:baaf95f8d272 81 void initializeSerialPC(void)
barti19941 1:baaf95f8d272 82 {
barti19941 1:baaf95f8d272 83 pc.baud(115200);
barti19941 1:baaf95f8d272 84 pc.printf("Serial port initialized. \r");
barti19941 0:795a02b2bb68 85 }
barti19941 1:baaf95f8d272 86
barti19941 1:baaf95f8d272 87 int main()
barti19941 1:baaf95f8d272 88 {
barti19941 1:baaf95f8d272 89 initializeSerialPC();
barti19941 1:baaf95f8d272 90 readHTMLCode();
barti19941 1:baaf95f8d272 91 initializeEthernet();
barti19941 1:baaf95f8d272 92 while(1);
barti19941 1:baaf95f8d272 93 }