SHIVA T
this program is compiled several times with various inputs ..... but at the last we got what we wanted... for any queries mail me at siva4cva@gmail.com use the ''tera term'' terminal for viewing output.
Revision 0:c63035081869, committed 2015-12-23
- Comitter:
- shia
- Date:
- Wed Dec 23 10:16:49 2015 +0000
- Commit message:
- home automation using 7500; it includes ; current sensor ; PIR sensor; ADC channel reading
Changed in this revision
| main.cpp | Show annotated file Show diff for this revision Revisions of this file |
| mbed.bld | Show annotated file Show diff for this revision Revisions of this file |
diff -r 000000000000 -r c63035081869 main.cpp
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Wed Dec 23 10:16:49 2015 +0000
@@ -0,0 +1,104 @@
+#include "mbed.h"
+DigitalIn PIR(D8);
+DigitalIn light_sen(D7);
+AnalogIn ADC_CHSEL(A0);
+DigitalOut led(LED1);
+unsigned int ADC_VALUE,Factor;
+float current = 0;
+int wattage;
+float y,meas,a[10],avg;
+int i,x;
+int PIR_sensor;
+int light;
+
+int main() {
+
+
+ printf("\n GSAS Micro Systems \n");
+
+ wait(0.1f);
+
+ while(1) {
+
+ meas = ADC_CHSEL.read(); // Converts and read the analog input value (value from 0.0 to 1.0)
+
+ avg=0;
+ for(i=0;i<10;i++)
+{
+ a[i]=meas;
+ wait(0.2);
+}
+meas=a[0];
+ for(i=1;i<10;i++){
+ if(meas<a[i])
+ meas=a[i];
+ }
+
+
+ printf(" actual value = %f\r\n", meas);
+
+ x = meas*300;
+ avg=0;
+ for(i=0;i<10;i++)
+{
+ a[i]=x;
+ wait(0.2);
+}
+ for(i=0;i<10;i++)
+{
+ avg=avg+(a[i]/10);
+
+ }
+
+ printf("initial read = %d\r\n", x);
+
+ meas = x * 1.51; // Change the value to be in the 0 to 3300 range
+ avg=0;
+ for(i=0;i<10;i++)
+{
+ a[i]=meas;
+ wait(0.2);
+}
+ for(i=0;i<10;i++)
+{
+ avg=avg+(a[i]/10);
+
+ }
+ current = (meas - 329.18)/13.59;
+ // if (current < 0)
+ // {
+ // current = 0;
+ // }
+ wattage = current * 230;
+ printf("measure = %.2f mV\r\n", meas);
+ printf("current = %.2f A\r\n", current);
+ printf("wattage = %d W\r\n", wattage);
+
+ printf("======================\r\n");
+ int PIR_sensor;
+
+ PIR_sensor = PIR;
+ //printf("PIR Value : %d\r\n",PIR_sensor);
+
+ if (PIR_sensor==1)
+ {
+ printf("==================================== WELCOME ============\r\n");
+ }
+ else
+ printf("=== room is empty ===\r\n");
+
+ int light;
+ light = light_sen;
+ if (light == 1)
+ {
+ printf("*********************************** light is ON ****************");
+ }
+ else
+ printf("################################### light is OFF ################");
+
+
+
+
+ wait(0.1); // 200 ms
+ }
+}
\ No newline at end of file
diff -r 000000000000 -r c63035081869 mbed.bld --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Wed Dec 23 10:16:49 2015 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/165afa46840b \ No newline at end of file