added prescaler for 16 bit pwm in LPC1347 target

Fork of mbed-dev by mbed official

Revision:
144:ef7eb2e8f9f7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/cmsis/TARGET_ONSEMI/TARGET_NCS36510/system_NCS36510.c	Fri Sep 02 15:07:44 2016 +0100
@@ -0,0 +1,66 @@
+/**************************************************************************//**
+ * @file     system_ARMCM3.c
+ * @brief    CMSIS Cortex-M3 Device System Source File
+ *           for CM3 Device Series
+ * @version  V1.05
+ * @date     26. July 2011
+ *
+ * @note
+ * Copyright (C) 2010-2011 ARM Limited. All rights reserved.
+ *
+ * @par
+ * ARM Limited (ARM) is supplying this software for use with Cortex-M
+ * processor based microcontrollers.  This file can be freely distributed
+ * within development tools that are supporting such ARM based processors.
+ *
+ * @par
+ * 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.
+ * ARM SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR
+ * CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER.
+ *
+ ******************************************************************************/
+
+#include <NCS36510.h>
+//#include "ncs36510Init.h" /* TODO */
+/*----------------------------------------------------------------------------
+  Define clocks
+ *----------------------------------------------------------------------------*/
+#define __HSI             ( 8000000UL)
+#define __XTAL            (32769000UL)    /* Oscillator frequency             */
+
+/** Value initialized here*/
+#define __SYSTEM_CLOCK    (32000000)
+
+
+/*----------------------------------------------------------------------------
+  Clock Variable definitions
+ *----------------------------------------------------------------------------*/
+uint32_t SystemCoreClock = __SYSTEM_CLOCK;/*!< System Clock Frequency (Core Clock)*/
+
+
+/*----------------------------------------------------------------------------
+  Clock functions
+ *----------------------------------------------------------------------------*/
+void SystemCoreClockUpdate (void)            /* Get Core Clock Frequency      */
+{ /*Function not implimented */
+  SystemCoreClock = __SYSTEM_CLOCK;
+}
+
+/**
+ * Initialize the system
+ *
+ * @param  none
+ * @return none
+ *
+ * @brief  Setup the microcontroller system.
+ *         Initialize the System.
+ */
+void SystemInit (void)
+{
+
+  SystemCoreClock = __SYSTEM_CLOCK;
+
+  fNcs36510Init();
+}