Diff: mbd_os/hal/api/Timeout.h

Revision:

1:55a6170b404f

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbd_os/hal/api/Timeout.h	Sat Sep 17 16:32:05 2016 +0000
@@ -0,0 +1,61 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2013 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#ifndef MBED_TIMEOUT_H
+#define MBED_TIMEOUT_H
+
+#include "Ticker.h"
+
+namespace mbed {
+
+/** A Timeout is used to call a function at a point in the future
+ *
+ * You can use as many seperate Timeout objects as you require.
+ *
+ * @Note Synchronization level: Interrupt safe
+ *
+ * Example:
+ * @code
+ * // Blink until timeout.
+ *
+ * #include "mbed.h"
+ *
+ * Timeout timeout;
+ * DigitalOut led(LED1);
+ *
+ * int on = 1;
+ *
+ * void attimeout() {
+ *     on = 0;
+ * }
+ *
+ * int main() {
+ *     timeout.attach(&attimeout, 5);
+ *     while(on) {
+ *         led = !led;
+ *         wait(0.2);
+ *     }
+ * }
+ * @endcode
+ */
+class Timeout : public Ticker {
+
+protected:
+    virtual void handler();
+};
+
+} // namespace mbed
+
+#endif