From 9e48dfc4fd53a2bc53367568077fbea44f88eda2 Mon Sep 17 00:00:00 2001 From: "David A. Mellis" Date: Sat, 6 Oct 2007 13:04:46 +0000 Subject: Moving libraries out from inside targets and creating bootloaders directory. --- core/libraries/Stepper/Stepper.h | 86 ---------------------------------------- 1 file changed, 86 deletions(-) delete mode 100644 core/libraries/Stepper/Stepper.h (limited to 'core/libraries/Stepper/Stepper.h') diff --git a/core/libraries/Stepper/Stepper.h b/core/libraries/Stepper/Stepper.h deleted file mode 100644 index a3aa180..0000000 --- a/core/libraries/Stepper/Stepper.h +++ /dev/null @@ -1,86 +0,0 @@ -/* - Stepper.h - - Stepper library for Wiring/Arduino - Version 0.4 - - Original library (0.1) by Tom Igoe. - Two-wire modifications (0.2) by Sebastian Gassner - Combination version (0.3) by Tom Igoe and David Mellis - Bug fix for four-wire (0.4) by Tom Igoe, bug fix from Noah Shibley - - Drives a unipolar or bipolar stepper motor using 2 wires or 4 wires - - When wiring multiple stepper motors to a microcontroller, - you quickly run out of output pins, with each motor requiring 4 connections. - - By making use of the fact that at any time two of the four motor - coils are the inverse of the other two, the number of - control connections can be reduced from 4 to 2. - - A slightly modified circuit around a Darlington transistor array or an L293 H-bridge - connects to only 2 microcontroler pins, inverts the signals received, - and delivers the 4 (2 plus 2 inverted ones) output signals required - for driving a stepper motor. - - The sequence of control signals for 4 control wires is as follows: - - Step C0 C1 C2 C3 - 1 1 0 1 0 - 2 0 1 1 0 - 3 0 1 0 1 - 4 1 0 0 1 - - The sequence of controls signals for 2 control wires is as follows - (columns C1 and C2 from above): - - Step C0 C1 - 1 0 1 - 2 1 1 - 3 1 0 - 4 0 0 - - The circuits can be found at - http://www.arduino.cc/en/Tutorial/Stepper -*/ - -// ensure this library description is only included once -#ifndef Stepper_h -#define Stepper_h - -// include types & constants of Wiring core API -#include "WConstants.h" - -// library interface description -class Stepper { - public: - // constructors: - Stepper(int number_of_steps, int motor_pin_1, int motor_pin_2); - Stepper(int number_of_steps, int motor_pin_1, int motor_pin_2, int motor_pin_3, int motor_pin_4); - - // speed setter method: - void setSpeed(long whatSpeed); - - // mover method: - void step(int number_of_steps); - - int version(void); - - private: - void stepMotor(int this_step); - - int direction; // Direction of rotation - int speed; // Speed in RPMs - unsigned long step_delay; // delay between steps, in ms, based on speed - int number_of_steps; // total number of steps this motor can take - int pin_count; // whether you're driving the motor with 2 or 4 pins - int step_number; // which step the motor is on - - // motor pin numbers: - int motor_pin_1; - int motor_pin_2; - int motor_pin_3; - int motor_pin_4; - - long last_step_time; // time stamp in ms of when the last step was taken -}; - -#endif - -- cgit v1.2.3-18-g5258