mbed

Fork of mbed-dev by mbed official

Revision:
149:156823d33999
Child:
150:02e0a0aed4ec
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/TARGET_ONSEMI/TARGET_NCS36510/rtc.h	Fri Oct 28 11:17:30 2016 +0100
@@ -0,0 +1,150 @@
+/**
+ ******************************************************************************
+ * @file    rtc.h
+ * @brief    (API) Public header of RTC driver
+ * @internal
+ * @author   ON Semiconductor
+ * $Rev: 3485 $
+ * $Date: 2015-07-14 15:20:11 +0530 (Tue, 14 Jul 2015) $
+ ******************************************************************************
+ * Copyright 2016 Semiconductor Components Industries LLC (d/b/a “ON Semiconductor”).
+ * All rights reserved.  This software and/or documentation is licensed by ON Semiconductor
+ * under limited terms and conditions.  The terms and conditions pertaining to the software
+ * and/or documentation are available at http://www.onsemi.com/site/pdf/ONSEMI_T&C.pdf
+ * (“ON Semiconductor Standard Terms and Conditions of Sale, Section 8 Software”) and
+ * if applicable the software license agreement.  Do not use this software and/or
+ * documentation unless you have carefully read and you agree to the limited terms and
+ * conditions.  By using this software and/or documentation, you agree to the limited
+ * terms and conditions.
+ *
+ * THIS SOFTWARE IS PROVIDED "AS IS".  NO WARRANTIES, WHETHER EXPRESS, IMPLIED
+ * OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE.
+ * ON SEMICONDUCTOR SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL,
+ * INCIDENTAL, OR CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER.
+ * @endinternal
+ *
+ * @ingroup rtc
+ */
+
+#ifndef RTC_H_
+#define RTC_H_
+
+#include "rtc_map.h"
+#include "clock.h"
+#include "memory_map.h"
+
+#define RTC_CLOCK_HZ                            32768
+#define RTC_SEC_TO_US                           1000000
+#define RTC_SUB_SEC_MASK                        0x7FFF
+#define RTC_SEC_MASK                            0xFFFFFFFF
+#define RTC_SEC_INT_STATUS_MASK                 0x2
+
+#define RTC_SUBSEC_INTERRUPT_BIT_VAL            0x1
+#define RTC_SEC_INTERRUPT_BIT_VAL               0x2
+#define RTC_ALL_INTERRUPT_BIT_VAL               0x3
+
+#define RTC_INT_CLR_SUB_SEC_BIT_POS             0
+#define RTC_INT_CLR_SEC_BIT_POS                 1
+
+#define RTC_CONTROL_SUBSEC_CNT_START_BIT_POS    0
+#define RTC_CONTROL_SEC_CNT_START_BIT_POS       1
+#define RTC_CONTROL_SUBSEC_CNT_INT_BIT_POS      2
+#define RTC_CONTROL_SEC_CNT_INT_BIT_POS         3
+
+#define RTC_STATUS_SUB_SEC_INT_CLR_WRT_BIT_POS  9
+#define RTC_STATUS_SEC_INT_CLR_WRT_BIT_POS      10
+
+/* FUnction pointer for call back */
+typedef void (* fRtcCallBack)(void);
+
+/**
+ * @details
+ * Initializes RTC, enable RTC & register call back function
+ *
+ * @param RtcCallBack Function pointer for RTC call back funtion
+ * @return None
+ */
+void fRtcInit(void);
+
+/**
+ * @details
+ * Disable RTC
+ *
+ * @param None
+ * @return None
+ */
+void fRtcFree(void);
+
+/**
+ * @details
+ * Set up alram for RTC interrupt in micro second
+ * Pre-requisite: Both second & sub second interrupts should be cleared.
+ * @param TimeStamp in micro seconds
+ * @return None
+ */
+void fRtcSetInterrupt(uint32_t timestamp);
+
+/**
+ * @details
+ * Disable interrupt
+ *
+ * @param None
+ * @return None
+ */
+void fRtcDisableInterrupt(void);
+
+/**
+ * @details
+ * Enable interrupt
+ *
+ * @param None
+ * @return None
+ */
+void fRtcEnableInterrupt(void);
+
+/**
+ * @details
+ * Clear interrupt
+ *
+ * @param None
+ * @return None
+ */
+void fRtcClearInterrupt(void);
+
+/**
+ * @details
+ * Returns RTC time in micro seconds
+ *
+ * @param None
+ * @return RTC Time in micro second
+ */
+uint64_t fRtcRead(void);
+
+/**
+ * @details
+ * Set RTC time in micro seconds
+ *
+ * @param RtcTime in micro Seconds
+ * @return None
+ */
+void fRtcWrite(uint64_t RtcTimeus);
+
+/**
+ * @details
+ * RTC interrupt handler
+ *
+ * @param None
+ * @return None
+ */
+void fRtcHandler(void);
+
+/**
+ * @details
+ * Is RTC enabled?
+ *
+ * @param None
+ * @return RTC status
+ */
+boolean fIsRtcEnabled(void);
+#endif /* RTC_H_ */