Cristian Junca / ESC

Library to control ESC with PWM signal with period = 20ms

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API Documentation at this revision

Revision 0:4dcb563001c0, committed 2020-07-28

Comitter:
cristian_junca
Date:
Tue Jul 28 01:53:14 2020 +0000
Commit message:
First code

Changed in this revision

ESC.cpp Show annotated file Show diff for this revision Revisions of this file
ESC.h Show annotated file Show diff for this revision Revisions of this file 
diff -r 000000000000 -r 4dcb563001c0 ESC.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ESC.cpp	Tue Jul 28 01:53:14 2020 +0000
@@ -0,0 +1,25 @@
+#include "mbed.h"
+#include "ESC.h"
+
+ESC::ESC(PinName _pin): _pwmPin(_pin){
+    _pwmPin.period_us(_period);
+    init();
+}
+
+bool ESC::init(){
+    _pwmPin.pulsewidth_us(1000);
+    wait_ms(5000);
+    return true;
+}
+
+void ESC::speed(float speed){
+    _speed = speed;
+    
+    if(_speed > 1.0f)
+        _speed = 1.0f;
+    else if(_speed < 0.0f)
+        _speed = 0.0f;
+        
+    _speed = (speed * 1000) + 1000;
+    _pwmPin.pulsewidth_us(_speed);
+}
\ No newline at end of file

diff -r 000000000000 -r 4dcb563001c0 ESC.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ESC.h	Tue Jul 28 01:53:14 2020 +0000
@@ -0,0 +1,14 @@
+#include "mbed.h"
+
+class ESC{
+     
+    public:
+        ESC(PinName _pin);
+        bool init(void);
+        void speed(float);
+    
+    protected:
+        PwmOut _pwmPin;
+        static const int32_t _period = 20000;
+        float _speed;
+};
\ No newline at end of file