April Junio / Motordriver

motor drive libary to use speed control, coasting and dynamic braking. NOTE, dynamic braking my result in large currents. this may or may not set the motor driver on fire/break it/other undesired effects. so read the data sheet folks.

Dependents:   Test

Fork of Motordriver by Christopher Hasler

Diff: motordriver.cpp

Revision:
6:415f0e127063
Parent:
5:3110b9209d3c
--- a/motordriver.cpp	Thu Nov 25 13:34:15 2010 +0000
+++ b/motordriver.cpp	Fri Jul 13 19:57:27 2018 +0000
@@ -32,9 +32,8 @@
 
 Motor::Motor(PinName pwm, PinName fwd, PinName rev, int brakeable):
         _pwm(pwm), _fwd(fwd), _rev(rev) {
-
     // Set initial condition of PWM
-    _pwm.period(0.001);
+    _pwm.period(0.00005); // PWM set to 20 kHz
     _pwm = 0;
 
     // Initial condition of output enables
@@ -115,7 +114,7 @@
     } else if ((_fwd == 0) && (_rev == 1)) {
         return -(_pwm);//reversing
     }  else if ((_fwd == 1) && (_rev == 0)) {
-        return _pwm;//fowards
+        return _pwm;//foRwards
     } else
         return -3;//error
 }