--- /dev/null
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2012 ARM Limited
+ *
+ * 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 RTOS_TIMER_H
+#define RTOS_TIMER_H
+
+#include <stdint.h>
+#include "cmsis_os.h"
+
+namespace rtos {
+
+/** The RtosTimer class allow creating and and controlling of timer functions in the system.
+ A timer function is called when a time period expires whereby both on-shot and
+ periodic timers are possible. A timer can be started, restarted, or stopped.
+
+ Timers are handled in the thread osTimerThread.
+ Callback functions run under control of this thread and may use CMSIS-RTOS API calls.
+*/
+class RtosTimer {
+public:
+ /** Create and Start timer.
+ @param task name of the timer call back function.
+ @param type osTimerOnce for one-shot or osTimerPeriodic for periodic behaviour. (default: osTimerPeriodic)
+ @param argument argument to the timer call back function. (default: NULL)
+ */
+ RtosTimer(void (*task)(void const *argument),
+ os_timer_type type=osTimerPeriodic,
+ void *argument=NULL);
+
+ /** Stop the timer.
+ @return status code that indicates the execution status of the function.
+ */
+ osStatus stop(void);
+
+ /** start a timer.
+ @param millisec time delay value of the timer.
+ @return status code that indicates the execution status of the function.
+ */
+ osStatus start(uint32_t millisec);
+
+ ~RtosTimer();
+
+private:
+ osTimerId _timer_id;
+ osTimerDef_t _timer;
+#ifdef CMSIS_OS_RTX
+ uint32_t _timer_data[5];
+#endif
+};
+
+}
+
+#endif