A safe using the mbed, dc motor, solenoid, and more!
Dependencies: 4DGL-uLCD-SE DebounceIn Motordriver PinDetect SDFileSystem mbed-rtos mbed
TMP36.h@0:6b5c0ae5acc6, 2016-04-29 (annotated)
- Committer:
- adamlawrence
- Date:
- Fri Apr 29 20:01:29 2016 +0000
- Revision:
- 0:6b5c0ae5acc6
initial commit;
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
adamlawrence | 0:6b5c0ae5acc6 | 1 | #include "mbed.h" |
adamlawrence | 0:6b5c0ae5acc6 | 2 | |
adamlawrence | 0:6b5c0ae5acc6 | 3 | //Setup a new class for TMP36 sensor |
adamlawrence | 0:6b5c0ae5acc6 | 4 | class TMP36 |
adamlawrence | 0:6b5c0ae5acc6 | 5 | { |
adamlawrence | 0:6b5c0ae5acc6 | 6 | public: |
adamlawrence | 0:6b5c0ae5acc6 | 7 | TMP36(PinName pin); |
adamlawrence | 0:6b5c0ae5acc6 | 8 | TMP36(); |
adamlawrence | 0:6b5c0ae5acc6 | 9 | operator float (); |
adamlawrence | 0:6b5c0ae5acc6 | 10 | float read(); |
adamlawrence | 0:6b5c0ae5acc6 | 11 | private: |
adamlawrence | 0:6b5c0ae5acc6 | 12 | //class sets up the AnalogIn pin |
adamlawrence | 0:6b5c0ae5acc6 | 13 | AnalogIn _pin; |
adamlawrence | 0:6b5c0ae5acc6 | 14 | }; |
adamlawrence | 0:6b5c0ae5acc6 | 15 | |
adamlawrence | 0:6b5c0ae5acc6 | 16 | TMP36::TMP36(PinName pin) : _pin(pin) |
adamlawrence | 0:6b5c0ae5acc6 | 17 | { |
adamlawrence | 0:6b5c0ae5acc6 | 18 | // _pin(pin) means pass pin to the AnalogIn constructor |
adamlawrence | 0:6b5c0ae5acc6 | 19 | } |
adamlawrence | 0:6b5c0ae5acc6 | 20 | |
adamlawrence | 0:6b5c0ae5acc6 | 21 | float TMP36::read() |
adamlawrence | 0:6b5c0ae5acc6 | 22 | { |
adamlawrence | 0:6b5c0ae5acc6 | 23 | //convert sensor reading to temperature in degrees C |
adamlawrence | 0:6b5c0ae5acc6 | 24 | return ((_pin.read()*3.3)-0.500)*100.0; |
adamlawrence | 0:6b5c0ae5acc6 | 25 | } |
adamlawrence | 0:6b5c0ae5acc6 | 26 | //overload of float conversion (avoids needing to type .read() in equations) |
adamlawrence | 0:6b5c0ae5acc6 | 27 | TMP36::operator float () |
adamlawrence | 0:6b5c0ae5acc6 | 28 | { |
adamlawrence | 0:6b5c0ae5acc6 | 29 | //convert sensor reading to temperature in degrees C |
adamlawrence | 0:6b5c0ae5acc6 | 30 | return ((_pin.read()*3.3)-0.500)*100.0; |
adamlawrence | 0:6b5c0ae5acc6 | 31 | } |