blob: 2cc815c0a73b6d20b0f9540b467db8fd631330d3 (
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
48
|
/* *****************************************************************************
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* Created: 12/18/09 02:41:24
* Copyright (c) 2009 Perry L. Hung. All rights reserved.
*
* ****************************************************************************/
/**
* @file pwm.c
*
* @brief
*/
#include "wiring.h"
#include "timers.h"
#include "io.h"
#include "pwm.h"
extern const PinMapping PIN_MAP[NR_MAPLE_PINS];
void pwmWrite(uint8_t pin, uint16_t duty_cycle) {
TimerCCR ccr;
if (pin >= NR_MAPLE_PINS) {
return;
}
ccr = PIN_MAP[pin].timer_channel;
if (ccr == TIMER_INVALID)
return;
timer_pwm_write_ccr(ccr, duty_cycle);
}
|
