upm  1.7.1
Sensor/Actuator repository for libmraa (v2.0.0)
uln200xa.h
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1 /*
2  * Author: Jon Trulson <jtrulson@ics.com>
3  * Copyright (c) 2016 Intel Corporation.
4  *
5  * Permission is hereby granted, free of charge, to any person obtaining
6  * a copy of this software and associated documentation files (the
7  * "Software"), to deal in the Software without restriction, including
8  * without limitation the rights to use, copy, modify, merge, publish,
9  * distribute, sublicense, and/or sell copies of the Software, and to
10  * permit persons to whom the Software is furnished to do so, subject to
11  * the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be
14  * included in all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
17  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
18  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
19  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
20  * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
21  * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
22  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23  */
24 #pragma once
25 
26 #include <stdlib.h>
27 #include <stdio.h>
28 #include <upm.h>
29 
30 #include <mraa/gpio.h>
31 
32 #include "uln200xa_defs.h"
33 
34 #ifdef __cplusplus
35 extern "C" {
36 #endif
37 
38 
50  typedef struct _uln200xa_context {
51  mraa_gpio_context stepI1; // In1
52  mraa_gpio_context stepI2;
53  mraa_gpio_context stepI3;
54  mraa_gpio_context stepI4;
55 
56  int stepsPerRev;
57  int currentStep;
58  uint32_t stepDelay;
59  int stepDirection;
60 
62 
73  uln200xa_context uln200xa_init(int stepsPerRev, unsigned int i1,
74  unsigned int i2, unsigned int i3,
75  unsigned int i4);
76 
81 
88  void uln200xa_set_speed(const uln200xa_context dev, unsigned int speed);
89 
97  ULN200XA_DIRECTION_T dir);
98 
105  void uln200xa_stepper_steps(const uln200xa_context dev, unsigned int steps);
106 
112  void uln200xa_release(const uln200xa_context dev);
113 
114 #ifdef __cplusplus
115 }
116 #endif
uln200xa_context uln200xa_init(int stepsPerRev, unsigned int i1, unsigned int i2, unsigned int i3, unsigned int i4)
Definition: uln200xa.c:33
void uln200xa_set_speed(const uln200xa_context dev, unsigned int speed)
Definition: uln200xa.c:122
void uln200xa_stepper_steps(const uln200xa_context dev, unsigned int steps)
Definition: uln200xa.c:220
void uln200xa_close(uln200xa_context dev)
Definition: uln200xa.c:105
struct _uln200xa_context * uln200xa_context
void uln200xa_release(const uln200xa_context dev)
Definition: uln200xa.c:245
void uln200xa_set_direction(const uln200xa_context dev, ULN200XA_DIRECTION_T dir)
Definition: uln200xa.c:129
Definition: uln200xa.h:50