Venkata Arza / Mbed 2 deprecated Slave_Main_tempHumid

Slave for temp k64f

Dependencies:   mbed HCSR04 DHT

Slave_Main_Temp.cpp@0:399c90b6c19a, 2018-12-12 (annotated)

Committer:
varza
Date:
Wed Dec 12 22:03:38 2018 +0000
Revision:
0:399c90b6c19a
temp/humid k64f slave;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
varza 0:399c90b6c19a 1 #include "mbed.h"
varza 0:399c90b6c19a 2 #include "DHT.h"
varza 0:399c90b6c19a 3
varza 0:399c90b6c19a 4 DHT sensor(D4, DHT11);
varza 0:399c90b6c19a 5 Timeout response;
varza 0:399c90b6c19a 6
varza 0:399c90b6c19a 7 DigitalOut green(LED_GREEN);
varza 0:399c90b6c19a 8 DigitalOut red(LED_RED);
varza 0:399c90b6c19a 9 DigitalIn sw2(SW2);
varza 0:399c90b6c19a 10 Serial pc(USBTX, USBRX );
varza 0:399c90b6c19a 11
varza 0:399c90b6c19a 12 Serial blue(PTC15, PTC14); //tx, rx
varza 0:399c90b6c19a 13
varza 0:399c90b6c19a 14 int main()
varza 0:399c90b6c19a 15 {
varza 0:399c90b6c19a 16 int error = 0;
varza 0:399c90b6c19a 17 float h = 0.0f, k = 0.0f, dpf = 0.0f;
varza 0:399c90b6c19a 18 int c;
varza 0:399c90b6c19a 19 int f;
varza 0:399c90b6c19a 20 int dp;
varza 0:399c90b6c19a 21 char send = 'Z';
varza 0:399c90b6c19a 22 char hold = 'b';
varza 0:399c90b6c19a 23 char correct = 'C';
varza 0:399c90b6c19a 24 int rangeFeet;
varza 0:399c90b6c19a 25
varza 0:399c90b6c19a 26
varza 0:399c90b6c19a 27 pc.baud(9600);
varza 0:399c90b6c19a 28 blue.baud(9600);
varza 0:399c90b6c19a 29
varza 0:399c90b6c19a 30 printf("Slave connecting to the master\n");
varza 0:399c90b6c19a 31
varza 0:399c90b6c19a 32
varza 0:399c90b6c19a 33 //------------------------Sensor Start-------------------------------------
varza 0:399c90b6c19a 34
varza 0:399c90b6c19a 35
varza 0:399c90b6c19a 36 while (send!='R') {
varza 0:399c90b6c19a 37 wait(0.5f);
varza 0:399c90b6c19a 38 error = sensor.readData();
varza 0:399c90b6c19a 39 if (0 == error)
varza 0:399c90b6c19a 40 {
varza 0:399c90b6c19a 41 c = sensor.ReadTemperature(CELCIUS);
varza 0:399c90b6c19a 42 f = sensor.ReadTemperature(FARENHEIT);
varza 0:399c90b6c19a 43 k = sensor.ReadTemperature(KELVIN);
varza 0:399c90b6c19a 44 h = sensor.ReadHumidity();
varza 0:399c90b6c19a 45 dp = sensor.CalcdewPoint(c, h);
varza 0:399c90b6c19a 46 dpf = sensor.CalcdewPointFast(c, h);
varza 0:399c90b6c19a 47
varza 0:399c90b6c19a 48 printf("\n Temperature in Kelvin: %4.2f, Celcius: %i, Farenheit %i\n\r", k, c, f);
varza 0:399c90b6c19a 49 printf("\n Humidity is %4.2f, Dewpoint: %i, Dewpoint fast: %4.2f\n\r", h, dp, dpf);
varza 0:399c90b6c19a 50 }
varza 0:399c90b6c19a 51 else
varza 0:399c90b6c19a 52 {
varza 0:399c90b6c19a 53 // printf("Error: %d\n\r", error);
varza 0:399c90b6c19a 54 }
varza 0:399c90b6c19a 55
varza 0:399c90b6c19a 56
varza 0:399c90b6c19a 57 //-----------------------Sensor End--------------------------------------
varza 0:399c90b6c19a 58 //-----------------------Transmit Begin----------------------------------
varza 0:399c90b6c19a 59
varza 0:399c90b6c19a 60 if(blue.readable())
varza 0:399c90b6c19a 61 {
varza 0:399c90b6c19a 62 char word = f + '0';
varza 0:399c90b6c19a 63 blue.putc(word);
varza 0:399c90b6c19a 64
varza 0:399c90b6c19a 65 wait(0.5f);
varza 0:399c90b6c19a 66
varza 0:399c90b6c19a 67 word = dp + '0';
varza 0:399c90b6c19a 68 blue.putc(word);
varza 0:399c90b6c19a 69 }
varza 0:399c90b6c19a 70
varza 0:399c90b6c19a 71 //----------------------Transmit End------------------------------------
varza 0:399c90b6c19a 72
varza 0:399c90b6c19a 73 wait(0.5f); // wait a small period of time
varza 0:399c90b6c19a 74 green = !green; // toggle a led
varza 0:399c90b6c19a 75
varza 0:399c90b6c19a 76 }
varza 0:399c90b6c19a 77 }
varza 0:399c90b6c19a 78