choongman kim / Mbed OS 21300206kimchoongmanhw3

21300206kimchoongmanhw3

Fork of coap-example by sandbox

source/main.cpp@1:72dca6351fc1, 2018-01-02 (annotated)

Committer:
trnoo
Date:
Tue Jan 02 14:27:09 2018 +0000
Revision:
1:72dca6351fc1
Parent:
0:0681e205d0e9 
21300206 KimChoongMan

Who changed what in which revision?

UserRevisionLine numberNew contents of line
trnoo 1:72dca6351fc1 1 #include <string.h>
Jan Jongboom 0:0681e205d0e9 2 #include "mbed.h"
Jan Jongboom 0:0681e205d0e9 3 #include "easy-connect.h"
trnoo 1:72dca6351fc1 4 #include "TCPSocket.h"
trnoo 1:72dca6351fc1 5 #include "DHT.h"
Jan Jongboom 0:0681e205d0e9 6
trnoo 1:72dca6351fc1 7 DHT sensor(A0,DHT22);
Jan Jongboom 0:0681e205d0e9 8
trnoo 1:72dca6351fc1 9 #define SERVER_IP "192.168.0.7"
trnoo 1:72dca6351fc1 10 #define SERVER_PORT 50000
Jan Jongboom 0:0681e205d0e9 11
trnoo 1:72dca6351fc1 12 Serial pc(USBTX, USBRX); // computer to mbed boardSerial esp(D1, D0);
trnoo 1:72dca6351fc1 13
trnoo 1:72dca6351fc1 14 //void http_demo(NetworkInterface *net) { TCPSocket socket; // for HTTP
trnoo 1:72dca6351fc1 15 //pc.printf("Sending HTTP request to %s : %d ...\r\n", SERVER_IP, SERVER_PORT);
Jan Jongboom 0:0681e205d0e9 16
trnoo 1:72dca6351fc1 17
trnoo 1:72dca6351fc1 18 char rbuffer[20];
Jan Jongboom 0:0681e205d0e9 19
trnoo 1:72dca6351fc1 20
trnoo 1:72dca6351fc1 21
Jan Jongboom 0:0681e205d0e9 22
trnoo 1:72dca6351fc1 23 int main(){
trnoo 1:72dca6351fc1 24 int error = 0;
trnoo 1:72dca6351fc1 25 pc.baud(115200);
trnoo 1:72dca6351fc1 26 pc.printf("\r\n Simple HTTP example over ESP8266\r\n\r\n");
Jan Jongboom 0:0681e205d0e9 27
trnoo 1:72dca6351fc1 28 pc.printf("\r\nConnecting...\r\n");
trnoo 1:72dca6351fc1 29
trnoo 1:72dca6351fc1 30 NetworkInterface *network = easy_connect(true);
trnoo 1:72dca6351fc1 31 while(!network){
trnoo 1:72dca6351fc1 32 pc.printf("Error: Cannot connect to the network\r\n");
trnoo 1:72dca6351fc1 33 wait(1);
trnoo 1:72dca6351fc1 34 network = easy_connect(true);
Jan Jongboom 0:0681e205d0e9 35 }
trnoo 1:72dca6351fc1 36
trnoo 1:72dca6351fc1 37 pc.printf("Success\r\n\r\n");
trnoo 1:72dca6351fc1 38 pc.printf("MAC: %s\r\n", network->get_mac_address());
trnoo 1:72dca6351fc1 39 pc.printf("IP: %s\r\n", network->get_ip_address());
trnoo 1:72dca6351fc1 40 pc.printf("Netmask: %s\r\n", network->get_netmask());
trnoo 1:72dca6351fc1 41 pc.printf("Gateway: %s\r\n", network->get_gateway());
trnoo 1:72dca6351fc1 42 pc.printf("RSSI: %d\r\n\r\n", wifi.get_rssi());
Jan Jongboom 0:0681e205d0e9 43
trnoo 1:72dca6351fc1 44 // http_demo(network);
trnoo 1:72dca6351fc1 45 // network->disconnect();
trnoo 1:72dca6351fc1 46 pc.printf("\r\nDone\r\n");
Jan Jongboom 0:0681e205d0e9 47
Jan Jongboom 0:0681e205d0e9 48
trnoo 1:72dca6351fc1 49 TCPSocket socket;
Jan Jongboom 0:0681e205d0e9 50
trnoo 1:72dca6351fc1 51 socket.open(network);
trnoo 1:72dca6351fc1 52 socket.connect(SERVER_IP, SERVER_PORT);
Jan Jongboom 0:0681e205d0e9 53
trnoo 1:72dca6351fc1 54 int temp = 0, hum = 0;
trnoo 1:72dca6351fc1 55 int scount, rcount;
trnoo 1:72dca6351fc1 56
trnoo 1:72dca6351fc1 57 while(1){
trnoo 1:72dca6351fc1 58
trnoo 1:72dca6351fc1 59 pc.printf("a710 server is %s : %d ...\r\n", SERVER_IP, SERVER_PORT);
trnoo 1:72dca6351fc1 60
trnoo 1:72dca6351fc1 61 char rbuffer[64]={};
trnoo 1:72dca6351fc1 62
trnoo 1:72dca6351fc1 63 rcount = socket.recv(rbuffer, sizeof rbuffer);
trnoo 1:72dca6351fc1 64
trnoo 1:72dca6351fc1 65 pc.printf("%s\r\n", rbuffer);
trnoo 1:72dca6351fc1 66 if(!strcmp(rbuffer, "GET /DHT22\r\n")){
trnoo 1:72dca6351fc1 67 char sbuffer[64]={};
trnoo 1:72dca6351fc1 68 scount = socket.send("OK\r\n", sizeof("OK\r\n"));
trnoo 1:72dca6351fc1 69 error = sensor.readData();
trnoo 1:72dca6351fc1 70 if (error == 0) {
trnoo 1:72dca6351fc1 71 temp = sensor.ReadTemperature(CELCIUS);
trnoo 1:72dca6351fc1 72 hum = sensor.ReadHumidity();
trnoo 1:72dca6351fc1 73 }
trnoo 1:72dca6351fc1 74 else {
trnoo 1:72dca6351fc1 75 printf("Error: %d\r\n", error);
trnoo 1:72dca6351fc1 76 }
trnoo 1:72dca6351fc1 77 sprintf(sbuffer, "{ \"temp\": \"%d\", \"humid\": \"%d\"}\r\n", temp, hum);
trnoo 1:72dca6351fc1 78 scount = socket.send(sbuffer, sizeof(sbuffer));
trnoo 1:72dca6351fc1 79 pc.printf(sbuffer);
trnoo 1:72dca6351fc1 80 }
trnoo 1:72dca6351fc1 81 else{
trnoo 1:72dca6351fc1 82 pc.printf("Unknown request\r\n");
trnoo 1:72dca6351fc1 83 scount = socket.send("Unknown request\r\n", sizeof("Unknown request\r\n"));
trnoo 1:72dca6351fc1 84 }
trnoo 1:72dca6351fc1 85 }
Jan Jongboom 0:0681e205d0e9 86 }