33 lines
1.2 KiB
C
33 lines
1.2 KiB
C
/* Copyright 2017 Fred Sundvik
|
|
*
|
|
* 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 2 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/>.
|
|
*/
|
|
|
|
#include "timer.h"
|
|
|
|
static uint32_t current_time = 0;
|
|
|
|
void timer_init(void) { current_time = 0; }
|
|
|
|
void timer_clear(void) { current_time = 0; }
|
|
|
|
uint16_t timer_read(void) { return current_time & 0xFFFF; }
|
|
uint32_t timer_read32(void) { return current_time; }
|
|
uint16_t timer_elapsed(uint16_t last) { return TIMER_DIFF_16(timer_read(), last); }
|
|
uint32_t timer_elapsed32(uint32_t last) { return TIMER_DIFF_32(timer_read32(), last); }
|
|
|
|
void set_time(uint32_t t) { current_time = t; }
|
|
void advance_time(uint32_t ms) { current_time += ms; }
|
|
|
|
void wait_ms(uint32_t ms) { advance_time(ms); }
|