Diff: targets/hal/TARGET_Atmel/TARGET_SAM21/drivers/extint/extint_callback.h

Revision:

579:53297373a894

Child:

592:a274ee790e56

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/hal/TARGET_Atmel/TARGET_SAM21/drivers/extint/extint_callback.h	Wed Jul 01 09:45:11 2015 +0100
@@ -0,0 +1,107 @@
+/**
+ * \file
+ *
+ * \brief SAM External Interrupt Driver
+ *
+ * Copyright (C) 2012-2014 Atmel Corporation. All rights reserved.
+ *
+ * \asf_license_start
+ *
+ * \page License
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * 3. The name of Atmel may not be used to endorse or promote products derived
+ *    from this software without specific prior written permission.
+ *
+ * 4. This software may only be redistributed and used in connection with an
+ *    Atmel microcontroller product.
+ *
+ * THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
+ * EXPRESSLY AND SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ * \asf_license_stop
+ *
+ */
+/**
+* Support and FAQ: visit <a href="http://www.atmel.com/design-support/">Atmel Support</a>
+*/
+#ifndef EXTINT_CALLBACK_H_INCLUDED
+#define EXTINT_CALLBACK_H_INCLUDED
+
+#include <compiler.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * \addtogroup asfdoc_sam0_extint_group
+ *
+ * @{
+ */
+
+/** \name Callback Configuration and Initialization
+ * @{
+ */
+
+/** Enum for the possible callback types for the EXTINT module. */
+enum extint_callback_type {
+    /** Callback type for when an external interrupt detects the configured
+     *  channel criteria (i.e. edge or level detection)
+     */
+    EXTINT_CALLBACK_TYPE_DETECT,
+};
+
+enum status_code extint_register_callback(
+    const extint_callback_t callback,
+    const uint8_t channel,
+    const enum extint_callback_type type);
+
+enum status_code extint_unregister_callback(
+    const extint_callback_t callback,
+    const uint8_t channel,
+    const enum extint_callback_type type);
+
+uint8_t extint_get_current_channel(void);
+
+/** @} */
+
+/** \name Callback Enabling and Disabling (Channel)
+ * @{
+ */
+
+enum status_code extint_chan_enable_callback(
+    const uint8_t channel,
+    const enum extint_callback_type type);
+
+enum status_code extint_chan_disable_callback(
+    const uint8_t channel,
+    const enum extint_callback_type type);
+
+/** @} */
+
+/** @} */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif