Chad Amonn
hardware classes
Servo.h@0:1fc280fa2177, 2010-06-02 (annotated)
- Committer:
- UAVguy
- Date:
- Wed Jun 02 21:40:10 2010 +0000
- Revision:
- 0:1fc280fa2177
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| UAVguy | 0:1fc280fa2177 | 1 | #include "stdint.h" |
| UAVguy | 0:1fc280fa2177 | 2 | #include "mbed.h" |
| UAVguy | 0:1fc280fa2177 | 3 | |
| UAVguy | 0:1fc280fa2177 | 4 | class Servo : private PwmOut |
| UAVguy | 0:1fc280fa2177 | 5 | { |
| UAVguy | 0:1fc280fa2177 | 6 | private: |
| UAVguy | 0:1fc280fa2177 | 7 | int period; |
| UAVguy | 0:1fc280fa2177 | 8 | int center; |
| UAVguy | 0:1fc280fa2177 | 9 | int maximum; |
| UAVguy | 0:1fc280fa2177 | 10 | int minimum; |
| UAVguy | 0:1fc280fa2177 | 11 | int position; |
| UAVguy | 0:1fc280fa2177 | 12 | |
| UAVguy | 0:1fc280fa2177 | 13 | public: |
| UAVguy | 0:1fc280fa2177 | 14 | Servo(PinName); |
| UAVguy | 0:1fc280fa2177 | 15 | //constructor sets defaults and starts servo with 0% duty cycle |
| UAVguy | 0:1fc280fa2177 | 16 | void setposition (int); |
| UAVguy | 0:1fc280fa2177 | 17 | //set normalized servo position (-255 to 255), default = 0 |
| UAVguy | 0:1fc280fa2177 | 18 | void setperiod (int); |
| UAVguy | 0:1fc280fa2177 | 19 | //set the period in us, default = 20000 |
| UAVguy | 0:1fc280fa2177 | 20 | void setcenter (int); |
| UAVguy | 0:1fc280fa2177 | 21 | //set center deflection pulse width in us, default = 1500 |
| UAVguy | 0:1fc280fa2177 | 22 | void setmaximum (int); |
| UAVguy | 0:1fc280fa2177 | 23 | //set maximum deflection pulse width in us, default = 2400 |
| UAVguy | 0:1fc280fa2177 | 24 | void setminimum (int); |
| UAVguy | 0:1fc280fa2177 | 25 | //set minimum deflection pulse width in us, default = 600 |
| UAVguy | 0:1fc280fa2177 | 26 | Servo& operator =(int); |
| UAVguy | 0:1fc280fa2177 | 27 | //shorthand for setposition, ex: "ServoObj = 231;" |
| UAVguy | 0:1fc280fa2177 | 28 | operator int(); |
| UAVguy | 0:1fc280fa2177 | 29 | //shorthand for position reading, ex: "check = ServoObj;" |
| UAVguy | 0:1fc280fa2177 | 30 | /*NOTE: setposition must be called before any changes to |
| UAVguy | 0:1fc280fa2177 | 31 | period, center, maximum, or minimum can take effect*/ |
| UAVguy | 0:1fc280fa2177 | 32 | }; |