?? main.c
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/******************** (C) COPYRIGHT 2007 STMicroelectronics ********************
* File Name : main.c
* Author : MCD Application Team
* Version : V4.0
* Date : 10/09/2007
* Description : Main program body
********************************************************************************
* THE PRESENT SOFTWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME.
* AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT,
* INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE
* CONTENT OF SUCH SOFTWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING
* INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
*******************************************************************************/
/* Includes ------------------------------------------------------------------*/
#include "71x_lib.h"
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
u32 MCLK_Freq, PLCK1_Freq,PCLK2_Freq ;
/* Private function prototypes -----------------------------------------------*/
/* Private functions ---------------------------------------------------------*/
/*******************************************************************************
* Function Name : main
* Description : Main program
* Input : None
* Output : None
* Return : None
*******************************************************************************/
int main(void)
{
#ifdef DEBUG
debug();
#endif
/* System clocks configuration ---------------------------------------------*/
/* Configure PCLK1 = RCLK / 2 */
RCCU_PCLK1Config (RCCU_RCLK_2);
/* Configure PCLK2 = RCLK / 2 */
RCCU_PCLK2Config (RCCU_RCLK_2);
/* Configure MCLK clock for the CPU, RCCU_DEFAULT = RCLK /1 */
RCCU_MCLKConfig (RCCU_DEFAULT);
/* Configure the PLL1 ( * 12 , / 4 ) */
RCCU_PLL1Config (RCCU_PLL1_Mul_12, RCCU_Div_4) ;
/* Wait PLL to lock */
while(RCCU_FlagStatus(RCCU_PLL1_LOCK) == RESET);
/* Select PLL1_Output as RCLK clock */
RCCU_RCLKSourceConfig (RCCU_PLL1_Output) ;
/* Enable CKOUT clock on APB2 */
APB_ClockConfig (APB2, ENABLE, CKOUT_Periph);
/* Get MCLK, PCLK1, PCLK2 frequency values */
MCLK_Freq=RCCU_FrequencyValue (RCCU_MCLK);
PLCK1_Freq=RCCU_FrequencyValue (RCCU_PCLK1);
PCLK2_Freq=RCCU_FrequencyValue (RCCU_PCLK2);
/* At this step the MCLK = 24 MHz, PCLK1 = 12 MHz and PCLK2 = 12MHz
with an external oscilator equal to 16MHz; */
while(1)
{
}
}
/******************* (C) COPYRIGHT 2007 STMicroelectronics *****END OF FILE****/
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