ENSMM
/
LM35_Temp_Sensor
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Dependencies: mbed
Fork of
LM35_Temp_Sensor
by 
Joël Imbaud
Revision 0:9a81759ea4c0, committed 2019-01-08
- Comitter:
- jimbaud
- Date:
- Tue Jan 08 10:38:28 2019 +0000
- Commit message:
- Using of an analog LM35 temp sensor
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 9a81759ea4c0 Main.cpp
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/Main.cpp Tue Jan 08 10:38:28 2019 +0000
@@ -0,0 +1,29 @@
+// http://www.ti.com/lit/ds/symlink/lm35.pdf
+
+#include "mbed.h"
+
+AnalogIn analog_value(A0);
+DigitalOut led(LED1);
+
+
+int main() {
+ float meas;
+ printf("\nAnalogIn example\n");
+
+ while(1) {
+ meas = analog_value.read(); // Converts and read the analog input value (value from 0.0 to 1.0)
+ meas = meas * 3300; // Change the value to be in the 0 to 3300 range
+ printf("measure = %.0f mV\n", meas);
+
+ if (meas > 2000)
+ { // If the value is greater than 2V then switch the LED on
+ led = 1;
+ }
+ else
+ {
+ led = 0;
+ }
+
+wait(2); // 200 ms
+ }
+ }
\ No newline at end of file
diff -r 000000000000 -r 9a81759ea4c0 mbed.bld --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Tue Jan 08 10:38:28 2019 +0000 @@ -0,0 +1,1 @@ +https://os.mbed.com/users/mbed_official/code/mbed/builds/3a7713b1edbc \ No newline at end of file