Paparazzi UAS  v5.15_devel-208-g53ac83c
Paparazzi is a free software Unmanned Aircraft System.
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sys_time_arch.c
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1 /*
2  *
3  * Copyright (C) 2009-2011 The Paparazzi Team
4  *
5  * This file is part of paparazzi.
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22 
28 #include "mcu_periph/sys_time.h"
29 
30 
32 {
33  // simulate 1us cpu ticks
36 }
37 
38 void sys_tick_handler(void)
39 {
40  sys_time.nb_tick++;
44  sys_time.nb_sec++;
45  }
46  for (unsigned int i = 0; i < SYS_TIME_NB_TIMER; i++) {
47  if (sys_time.timer[i].in_use &&
50  sys_time.timer[i].elapsed = true;
51  if (sys_time.timer[i].cb) {
52  sys_time.timer[i].cb(i);
53  }
54  }
55  }
56 }
void sys_tick_handler(void)
Definition: sys_time_arch.c:38
float resolution
sys_time_timer resolution in seconds
Definition: sys_time.h:77
uint32_t cpu_ticks_per_sec
cpu ticks per second
Definition: sys_time.h:80
volatile uint32_t nb_tick
SYS_TIME_TICKS since startup.
Definition: sys_time.h:74
volatile bool elapsed
Definition: sys_time.h:66
Architecture independent timing functions.
unsigned long uint32_t
Definition: types.h:18
uint32_t end_time
in SYS_TIME_TICKS
Definition: sys_time.h:67
volatile uint32_t nb_sec_rem
remainder of seconds since startup in CPU_TICKS
Definition: sys_time.h:73
struct sys_time_timer timer[SYS_TIME_NB_TIMER]
Definition: sys_time.h:75
volatile uint32_t nb_sec
full seconds since startup
Definition: sys_time.h:72
sys_time_cb cb
Definition: sys_time.h:65
#define SYS_TIME_NB_TIMER
Definition: sys_time.h:40
uint32_t duration
in SYS_TIME_TICKS
Definition: sys_time.h:68
void sys_time_arch_init(void)
Definition: sys_time_arch.c:49
uint32_t resolution_cpu_ticks
sys_time_timer resolution in cpu ticks
Definition: sys_time.h:79