Class library for generating hobby servo pulses on any digital output pin
Dependents: mbed_ES200_Tester_SERVOGEN mbed_ES20X_Thread_Test
SERVOGEN library
Library for generating servo pulses using the Ticker class
include the mbed library with this snippet
// SERVOGEN Class test program // J. Bradshaw 20140925 #include "mbed.h" #include "SERVOGEN.h" SERVOGEN servo1(p21); SERVOGEN servo2(p24); DigitalOut led1(LED1); int main() { servo1.pulse_us = 0; // spin in a main loop. flipper will interrupt it to call flip while(1) { for(float cycle=0.0;cycle<2.0*3.14159;cycle+=.003){ //small amplitude sine wave on servo1 servo1 = 300 * sin(cycle) + 1500; //ramp up the second servo2 channel relative to cycle servo2 = 1000 + cycle*159; // .001/(2*PI) wait(.001); //short delay } led1 = !led1; //toggle led1 to indicate activity }//while(1) }//main
Diff: SERVOGEN.h
- Revision:
- 1:7d669a801bb0
- Parent:
- 0:67dd4036010a
- Child:
- 2:44766ee77ce0
diff -r 67dd4036010a -r 7d669a801bb0 SERVOGEN.h --- a/SERVOGEN.h Fri Sep 26 19:22:18 2014 +0000 +++ b/SERVOGEN.h Fri Sep 26 19:47:23 2014 +0000 @@ -1,5 +1,34 @@ -// Uses attach_us to generate servo pulse on single output pin // J. Bradshaw 20140925 +/** SERVOGEN Class for Generating servo pulses on single output pin +* +* Example: +* @code +*#include "mbed.h" +*#include "SERVOGEN.h" +* +*SERVOGEN servo1(p21); +*SERVOGEN servo2(p24); +*DigitalOut led1(LED1); +* +*int main() { +* servo1.pulse_us = 0; +* // spin in a main loop. flipper will interrupt it to call flip +* while(1) { +* for(float cycle=0.0;cycle<2.0*3.14159;cycle+=.003){ +* //small amplitude sine wave on servo1 +* servo1.pulse_us = 300 * sin(cycle) + 1500; +* //ramp up the second servo2 channel relative to cycle +* servo2.pulse_us = 1000 + cycle*159; // .001/(2*PI) +* +* wait(.001); //short delay +* } +* led1 = !led1; //toggle led1 to indicate activity +* }//while(1) +*}//main +* +*@endcode +*/ + #ifndef MBED_SERVOGEN_H #define MBED_SERVOGEN_H