iar-

IAR_example_EasyARM8962.zip

/****************************************Copyright (c)**************************************************
**                               Guangzhou ZHIYUAN electronics Co.,LTD.
**                                     
**                                 http://www.embedtools.com
**
**--------------File Info-------------------------------------------------------------------------------
** File Name:      demo.c
** Last modified   Date: 2007.11.5 
** Last Version:   v1.0
** Description:    KEIL uv3 for ARM Demo程序
**                 实验结果为LED3闪烁                   
** 
**------------------------------------------------------------------------------------------------------
** Created By:     kang qinhua
** Created date:   2007.11.5 
** Version:        v1.0
** Descriptions:   初始版本
**
**------------------------------------------------------------------------------------------------------
** Modified by:    Kang qinhua
** Modified date:  2008.01.12
** Version:        v1.1
** Description:
**
********************************************************************************************************/
#include "hw_memmap.h"
#include "hw_types.h"
#include "gpio.h"
#include "sysctl.h"

#define PINS    GPIO_PIN_6

void delay(int d)
{
    for( ; d; --d);
}

/*********************************************************************************************************
** Function name:      main
** Descriptions:       主函数
** input parameters:   无
** output parameters:  无
** Returned value:     无   
*********************************************************************************************************/
int main(void)
{
    SysCtlClockSet(SYSCTL_SYSDIV_1 | SYSCTL_USE_OSC | SYSCTL_OSC_MAIN |
                   SYSCTL_XTAL_6MHZ);                                   /*  系统时钟设置                */

    SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOB);                        /*  使能GPIOB口                 */

	GPIOPadConfigSet(GPIO_PORTB_BASE, PINS,                             /*  配置PB6的驱动类型           */
                     GPIO_STRENGTH_4MA,
                     GPIO_PIN_TYPE_STD);

    GPIODirModeSet(GPIO_PORTB_BASE, PINS, GPIO_DIR_MODE_OUT);           /*  设置PB6为输出               */
    while(1) {
		GPIOPinWrite(GPIO_PORTB_BASE, PINS, ~PINS);                     /*  点亮LED                     */
		delay(200000);
		GPIOPinWrite(GPIO_PORTB_BASE, PINS, PINS);                      /*  熄灭LED                     */
		delay(200000);
    }
}
/*********************************************************************************************************
  END FILE
*********************************************************************************************************/