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/******************** (C) COPYRIGHT 2006 STMicroelectronics ********************
* File Name : main.c
* Author : MCD Application Team
* Date First Issued : 05/18/2006 : Version 1.0
* Description : Main program body
********************************************************************************
* History:
* 05/24/2006 : Version 1.1
* 05/18/2006 : Version 1.0
********************************************************************************
* 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 "91x_lib.h"
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
GPIO_InitTypeDef GPIO_InitStructure;
/* Private function prototypes -----------------------------------------------*/
void SCU_Configuration(void);
static void Delay(u32 nCount);
/* Private functions ---------------------------------------------------------*/
/*******************************************************************************
* Function Name : main
* Description : Main program
* Input : None
* Output : None
* Return : None
*******************************************************************************/
int main()
{
/* Configure the system clocks */
SCU_Configuration();
/* GPIO Configuration --------------------------------------------------------*/
GPIO_DeInit(GPIO8);
GPIO_InitStructure.GPIO_Direction = GPIO_PinOutput;
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_2 | GPIO_Pin_4 | GPIO_Pin_6;
GPIO_InitStructure.GPIO_Type = GPIO_Type_PushPull ;
GPIO_Init (GPIO8, &GPIO_InitStructure);
while(1)
{
/* Turn OFF leds connected to P9.0, P9.1, P9.2 and P9.3 pins */
GPIO_WriteBit(GPIO8, GPIO_Pin_0, Bit_SET);
Delay(0x7FFFF);
GPIO_WriteBit(GPIO8, GPIO_Pin_2, Bit_SET);
Delay(0x7FFFF);
GPIO_WriteBit(GPIO8, GPIO_Pin_4, Bit_SET);
Delay(0x7FFFF);
GPIO_WriteBit(GPIO8, GPIO_Pin_6, Bit_SET);
Delay(0x7FFFF);
/* Turn ON leds connected to P9.0, P9.1, P9.2 and P9.3 pins */
GPIO_WriteBit(GPIO8, GPIO_Pin_0, Bit_RESET);
Delay(0x7FFFF);
GPIO_WriteBit(GPIO8, GPIO_Pin_2, Bit_RESET);
Delay(0x7FFFF);
GPIO_WriteBit(GPIO8, GPIO_Pin_4, Bit_RESET);
Delay(0x7FFFF);
GPIO_WriteBit(GPIO8, GPIO_Pin_6, Bit_RESET);
Delay(0x7FFFF);
}
}
/*******************************************************************************
* Function Name : SCU_Configuration
* Description : Configures the system clocks.
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void SCU_Configuration(void)
{
/* Enable the __GPIO9 */
SCU_APBPeriphClockConfig(__GPIO8 ,ENABLE);
}
/*******************************************************************************
* Function Name : Delay
* Description : Inserts a delay time.
* Input : nCount: specifies the delay time length.
* Output : None
* Return : None
*******************************************************************************/
static void Delay(u32 nCount)
{
u32 j = 0;
for(j = nCount; j != 0; j--);
}
/******************* (C) COPYRIGHT 2006 STMicroelectronics *****END OF FILE****/
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