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.cpp
- Revision:
- 2:44766ee77ce0
- Parent:
- 1:7d669a801bb0
- Child:
- 3:edc18509ff11
diff -r 7d669a801bb0 -r 44766ee77ce0 SERVOGEN.cpp --- a/SERVOGEN.cpp Fri Sep 26 19:47:23 2014 +0000 +++ b/SERVOGEN.cpp Sun Sep 28 18:57:11 2014 +0000 @@ -1,6 +1,26 @@ // Uses attach_us to generate servo pulse on single output pin // J. Bradshaw 20140925 - +/* Copyright (c) 2014, jbradshaw (http://mbed.org) + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + * +*/ #include "mbed.h" #include "SERVOGEN.h"