Crude navigation
Dependencies: GPS2 L3GD20 LSM303DLHC2 PID mbed SDFileSystem
Fork of GPSNavigation by
Actuator.h@17:ba45eaae96b3, 2015-05-09 (annotated)
- Committer:
- Spilly
- Date:
- Sat May 09 22:29:01 2015 +0000
- Revision:
- 17:ba45eaae96b3
- Parent:
- 14:fd20b7ac8de8
Fix for SD card GPS waypoints
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
Spilly | 8:c77ab7615b21 | 1 | /*************************************************************************************************************************************************************/ |
Spilly | 8:c77ab7615b21 | 2 | // Created by: Ryan Spillman |
Spilly | 8:c77ab7615b21 | 3 | // |
Spilly | 8:c77ab7615b21 | 4 | // Last updated 4/9/2015 |
Spilly | 8:c77ab7615b21 | 5 | // |
Spilly | 8:c77ab7615b21 | 6 | // Contains functions for controlling L298n H-bridge which controls the linear actuator |
Spilly | 8:c77ab7615b21 | 7 | /*************************************************************************************************************************************************************/ |
Spilly | 8:c77ab7615b21 | 8 | |
Spilly | 8:c77ab7615b21 | 9 | #define Actuator_h |
Spilly | 8:c77ab7615b21 | 10 | |
Spilly | 8:c77ab7615b21 | 11 | //L298n connections |
Spilly | 14:fd20b7ac8de8 | 12 | //mbed classes (mbed folder) |
Spilly | 8:c77ab7615b21 | 13 | DigitalOut pinI1(D7); |
Spilly | 8:c77ab7615b21 | 14 | DigitalOut pinI2(PTC12); //D8 |
Spilly | 8:c77ab7615b21 | 15 | PwmOut ENA(D6); |
Spilly | 14:fd20b7ac8de8 | 16 | |
Spilly | 8:c77ab7615b21 | 17 | /*************************************************************************************************************************************************************/ |
Spilly | 8:c77ab7615b21 | 18 | // L298n (H-Bridge) Functions |
Spilly | 8:c77ab7615b21 | 19 | /*************************************************************************************************************************************************************/ |
Spilly | 8:c77ab7615b21 | 20 | |
Spilly | 8:c77ab7615b21 | 21 | void turnStop(float valueOne, float valueTwo) |
Spilly | 8:c77ab7615b21 | 22 | { |
Spilly | 8:c77ab7615b21 | 23 | pinI1 = 0; |
Spilly | 8:c77ab7615b21 | 24 | pinI2 = 0; |
Spilly | 8:c77ab7615b21 | 25 | ENA = valueOne; |
Spilly | 8:c77ab7615b21 | 26 | } |
Spilly | 8:c77ab7615b21 | 27 | |
Spilly | 8:c77ab7615b21 | 28 | void turnLeft(float valueOne, float valueTwo) |
Spilly | 8:c77ab7615b21 | 29 | { |
Spilly | 8:c77ab7615b21 | 30 | pinI1 = 0; |
Spilly | 8:c77ab7615b21 | 31 | pinI2 = 1; |
Spilly | 8:c77ab7615b21 | 32 | ENA = valueOne; |
Spilly | 8:c77ab7615b21 | 33 | } |
Spilly | 8:c77ab7615b21 | 34 | |
Spilly | 8:c77ab7615b21 | 35 | void turnRight(float valueOne, float valueTwo) |
Spilly | 8:c77ab7615b21 | 36 | { |
Spilly | 8:c77ab7615b21 | 37 | pinI1 = 1; |
Spilly | 8:c77ab7615b21 | 38 | pinI2 = 0; |
Spilly | 8:c77ab7615b21 | 39 | ENA = valueOne; |
Spilly | 8:c77ab7615b21 | 40 | } |
Spilly | 8:c77ab7615b21 | 41 | |
Spilly | 12:273479524c71 | 42 | //calculate an equal distance from acuator center point that the acutator can physically move to without hitting limit switch |
Spilly | 8:c77ab7615b21 | 43 | float calcEnds(float center, float max, float min) |
Spilly | 8:c77ab7615b21 | 44 | { |
Spilly | 8:c77ab7615b21 | 45 | float upperRange = max - center; |
Spilly | 8:c77ab7615b21 | 46 | float lowerRange = center - min; |
Spilly | 8:c77ab7615b21 | 47 | if(upperRange < lowerRange) |
Spilly | 8:c77ab7615b21 | 48 | { |
Spilly | 8:c77ab7615b21 | 49 | return upperRange; |
Spilly | 8:c77ab7615b21 | 50 | } |
Spilly | 8:c77ab7615b21 | 51 | else |
Spilly | 8:c77ab7615b21 | 52 | { |
Spilly | 8:c77ab7615b21 | 53 | return lowerRange; |
Spilly | 8:c77ab7615b21 | 54 | } |
Spilly | 8:c77ab7615b21 | 55 | } |