流程图：

仿真图：

源代码：

//-----------------------------------------------------------------

// 名称: 闪烁的LED

//-----------------------------------------------------------------

// 说明: LED按设定的时间间隔闪烁

//-----------------------------------------------------------------

#include <pic.h>

#define _XTAL_FREQ 4000000UL

#define LED RC5 //定义LED

//-----------------------------------------------------------------

// 主程序

//-----------------------------------------------------------------

void main()

{

TRISC = 0x00; //设置整个PORTC端口为输出(或设置TRISC5 = 0;)

PORTC = 0xFF; //初始时输出全1

while(1)

{

}

}

flowcode软件用流程图导出的源代码：

#define MX_PIC_16BIT

//Defines for microcontroller

#define P30F2011

#define MX_CLKS_PER_INST 4

#define MX_SPI1

#define MX_SPI1_PORT_B

#define MX_SPI1_SDI 5

#define MX_SPI1_SDO 4

#define MX_SPI1_SCK 6

#define MX_UART1

#define MX_UART1_PORT_B

#define MX_MI2C1

#define MX_I2C1_PORT_B

#define MX_I2C1_SDA 5

#define MX_I2C1_SCL 4

#define MX_PWM

#define MX_PWM_PORT_D

#define MX_PWM_CNT 2

#define MX_PWM_1 0

#define MX_PWM_2 7

//Functions

#define MX_Fosc 48000000

#include "../support/dsPIC30F/h/p30fxxxx.h"

#include <stdlib.h>

#include <math.h>

#define _RESERVED1(x) int temp1 = (x);

#define _RESERVED2(x) int temp2 = (x);

#define _ICD(x) _FICD(x);

//Configuration data

//Internal functions

#include "F:\Program Files\Matrix Multimedia\Flowcode PIC24&dsPIC V4\FCD\internals.h"

//Macro function declarations

//Variable declarations

//Macro implementations

int main()

{

ADPCFG = 0xffff;

while (1)

{

TRISC = TRISC & 0xdfff;

if ((0<<8))

PORTC = (LATC & 0xdfff) | 0x2000;

else

PORTC = LATC & 0xdfff;

delay_ms(255);

delay_ms(245);

TRISC = TRISC & 0xdfff;

if ((1<<8))

PORTC = (LATC & 0xdfff) | 0x2000;

else

PORTC = LATC & 0xdfff;

delay_ms(255);

delay_ms(245);

}

mainendloop: goto mainendloop;

return 0;

}