parth shah / Mbed 2 deprecated mbed_eclm35

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Dependencies:   TextLCD mbed

main.cpp@0:1e4bca77e18e, 2015-06-15 (annotated)

Committer:
parth1100
Date:
Mon Jun 15 08:37:39 2015 +0000
Revision:
0:1e4bca77e18e
lm35 moving avg

Who changed what in which revision?

UserRevisionLine numberNew contents of line
parth1100 0:1e4bca77e18e 1 #include "mbed.h"
parth1100 0:1e4bca77e18e 2 #include "TextLCD.h"
parth1100 0:1e4bca77e18e 3 #include "stdio.h"
parth1100 0:1e4bca77e18e 4 AnalogIn ain(PTC2);
parth1100 0:1e4bca77e18e 5 TextLCD lcd(PTA1,PTA2,PTD4,PTA12,PTA4,PTA5,TextLCD::LCD16x2);
parth1100 0:1e4bca77e18e 6 DigitalOut ground(PTC9);
parth1100 0:1e4bca77e18e 7 char buff[15]={'\0'};
parth1100 0:1e4bca77e18e 8
parth1100 0:1e4bca77e18e 9 int main()
parth1100 0:1e4bca77e18e 10 {
parth1100 0:1e4bca77e18e 11 ground=0;
parth1100 0:1e4bca77e18e 12 lcd.cls();
parth1100 0:1e4bca77e18e 13 while(1)
parth1100 0:1e4bca77e18e 14 {
parth1100 0:1e4bca77e18e 15 float temp[70]={0},volt[100]={0};//arrey for temp & vltg
parth1100 0:1e4bca77e18e 16 int i=0, j=0;
parth1100 0:1e4bca77e18e 17
parth1100 0:1e4bca77e18e 18 for(i=0;i<100;i++)
parth1100 0:1e4bca77e18e 19 {
parth1100 0:1e4bca77e18e 20 volt[i]=ain*3.3;
parth1100 0:1e4bca77e18e 21 }
parth1100 0:1e4bca77e18e 22 for(i=0;i<70;i++)
parth1100 0:1e4bca77e18e 23 {
parth1100 0:1e4bca77e18e 24 float avg = 0.0; //initialise avg
parth1100 0:1e4bca77e18e 25
parth1100 0:1e4bca77e18e 26 for(j=i;j<(i+20);j++) //taking first 20 reading
parth1100 0:1e4bca77e18e 27 {
parth1100 0:1e4bca77e18e 28 avg = avg +volt[j];
parth1100 0:1e4bca77e18e 29 }
parth1100 0:1e4bca77e18e 30 avg = avg/20.0; //taking avg of 20 readings
parth1100 0:1e4bca77e18e 31 temp[i] = avg*100.0; // calibrating temp with 10mV / degree C
parth1100 0:1e4bca77e18e 32 }
parth1100 0:1e4bca77e18e 33 //initialization of lcd
parth1100 0:1e4bca77e18e 34 lcd.cls();
parth1100 0:1e4bca77e18e 35 for(i=0;i<70;i++)
parth1100 0:1e4bca77e18e 36 {
parth1100 0:1e4bca77e18e 37 lcd.locate(0,0);
parth1100 0:1e4bca77e18e 38 lcd.printf("Vtg:");
parth1100 0:1e4bca77e18e 39 lcd.locate(7,0);
parth1100 0:1e4bca77e18e 40 sprintf(buff,"%.2f",volt[i]);
parth1100 0:1e4bca77e18e 41 lcd.printf(buff);
parth1100 0:1e4bca77e18e 42 lcd.locate(0,1);
parth1100 0:1e4bca77e18e 43 lcd.printf("Temp:");
parth1100 0:1e4bca77e18e 44 sprintf(buff,"%.2f",temp[i]);
parth1100 0:1e4bca77e18e 45 lcd.printf(buff);
parth1100 0:1e4bca77e18e 46 wait(0.5);
parth1100 0:1e4bca77e18e 47 }
parth1100 0:1e4bca77e18e 48 }
parth1100 0:1e4bca77e18e 49 }