aboutsummaryrefslogtreecommitdiff
path: root/pwm.h
blob: b4d6491285582e06dd1da745519ca5479e9ed1e5 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
/*
Copyright (c) 2014-2015
	Lars-Dominik Braun <lars@6xq.net>

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.
*/

#ifndef PWM_H
#define PWM_H

#include <stdint.h>
void pwmInit ();
void pwmStart ();
void pwmStop ();
void pwmSet (const uint8_t, const uint8_t);
void pwmSetOff ();

typedef uint8_t speakerMode;
#define SPEAKER_BEEP 0

void speakerStart (const speakerMode);

#define PWM_LED_COUNT 6

#define PWM_OFF 0
/* must be power-of-two */
#define PWM_MAX_BRIGHTNESS 8
#define PWM_ON PWM_MAX_BRIGHTNESS

#endif /* PWM_H */