Bell Huang
Demo Heart Rate with PAH8011
Dependencies: pixart_heart_rate pixart_pah8011
Dependents: PAH8011_nRF52_Program PixArt_PAH8011_HeartRate_NUCLEO-L476RG PixArt_PAH8011_HR_NUCLEO-L476RG
Diff: system_clock.cpp
- Revision:
- 0:45616b53ea33
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/system_clock.cpp Mon Oct 30 06:05:00 2017 +0000
@@ -0,0 +1,30 @@
+#include "system_clock.h"
+
+#include <mbed.h>
+
+
+static Ticker g_ticker;
+static volatile uint64_t g_sys_tick = 0;
+
+
+static void system_tick_handle(void)
+{
+ g_sys_tick++;
+}
+
+void system_clock_init()
+{
+ g_sys_tick = 0;
+
+ g_ticker.attach(system_tick_handle, 0.001f);
+}
+
+uint64_t system_clock_get_tick()
+{
+ return g_sys_tick;
+}
+
+uint64_t system_clock_time_to_milliseconds(uint64_t time)
+{
+ return time;
+}