STM8例程大汇集（寄存器版）

操作GPIO点亮LED

        //head
#include "iostm8s208mb.h"
//normal datatype
#define u8 uint8_t
#define u16 uint16_t
#define u32 uint32_t
typedef unsigned char uint8_t;
typedef unsigned short uint16_t;
typedef unsigned long uint32_t;
//port define 
#define LED0 PI_ODR_ODR0
// function declare
void led_init();
void delayms(u16 count);
//main
void main( void )
{
  led_init();
  while(1)
  {
    LED0=!LED0;
    delayms(500);
  };
}
// functions
void led_init()
{
  PI_DDR_DDR0=1;
  PI_CR1_C10=1;
  PI_CR2_C20=0;
  LED0=1;
}
void delayms(u16 count)
{
  u8 i,j;
  while(count--)
  {
      for(i=0;i<50;i++)
      {
        for(j=0;j<20;j++);
      }
  }
}

      

数码管驱动

        //------------------------------header------------------------------------------
#include "iostm8s208mb.h"
//------------------------------common datatype---------------------------------
typedef unsigned char uint8_t;
typedef unsigned short uint16_t;
typedef unsigned long uint32_t;
#define u8 uint8_t
#define u16 uint16_t
#define u32 uint32_t
//------------------------------macros------------------------------------------

//------------------------------function declare--------------------------------
void delay(u16 count);
//------------------------------main--------------------------------------------
u8 table[]={0X3F,0X06,0X5B,0X4F,0X66,0X6D,0X7D,0X07,0X7F,0X6F,0X77,0X7C,0X39,0X5E,0X79,0X71};
//------------------------------------------------------------------------------
void main( void )
{
    PC_DDR=0XFF;
    PC_CR1=0XFF;
    PC_CR2=0X00;
    PC_ODR=0X80; 
    while (1)
    {
      u8 i;
      for(i=0;i<sizeof(table);i++)
      {
        PC_ODR=~table[i];
        delay(300);
      }
    }
}
//------------------------------functions---------------------------------------
void delay(u16 count)
{
  u8 i,j;
  while (count--)
  {
    for(i=0;i<50;i++)
      for(j=0;j<20;j++);
  }
  
}
      

中断点亮LED

        //------------------------------header------------------------------------------
#include "iostm8s208mb.h"
//------------------------------common datatype---------------------------------
typedef unsigned char uint8_t;
typedef unsigned short uint16_t;
typedef unsigned long uint32_t;
#define u8 uint8_t
#define u16 uint16_t
#define u32 uint32_t
//------------------------------macros------------------------------------------
#define LED PI_ODR_ODR0
//------------------------------function declare--------------------------------
void delay(u16 count);
void GPIO_init(void);
//------------------------------global------------------------------------------

//------------------------------main--------------------------------------------
void main( void )
{
  GPIO_init();
  asm("sim");
  EXTI_CR1=0X20;
  asm("rim");
}
//------------------------------functions---------------------------------------
void GPIO_init(void)
{
  PI_DDR_DDR0=1;
  PI_CR1_C10=1;
  PI_CR2_C20=0;

  PC_DDR_DDR0=0;
  PC_CR1_C10=1;
  PC_CR2_C20=1;  
}

#pragma vector=0X07
__interrupt void EXTI_PORTC_IRQHandler(void)
{
  delay(10);
  if (PC_IDR_IDR0==0)
  {
    LED=!LED;
    while(!PC_IDR_IDR0);
  }
}

void delay(u16 count)
{
  u8 i,j;
  while (count--)
  {
    for(i=0;i<50;i++)
      for(j=0;j<20;j++);
  }
}
      

LCD1602

        //------------------------------header------------------------------------------
#include "iostm8s208mb.h"
//------------------------------common datatype---------------------------------
typedef unsigned char uint8_t;
typedef unsigned short uint16_t;
typedef unsigned long uint32_t;
#define u8 uint8_t
#define u16 uint16_t
#define u32 uint32_t
//------------------------------macros------------------------------------------
#define LCDRS PF_ODR_ODR0
#define LCDRW PF_ODR_ODR3
#define LCDEN PF_ODR_ODR4
#define LCDDATA PB_ODR
//------------------------------function declare--------------------------------
void GPIO_init(void);
void delay(u8 count);
void LCD_init(void);
void LCD_write(u8 data,u8 cmd_flag);
void LCD_display(void);
//------------------------------------------------------------------------------
u8 line1[]="==welcome!anny==";
u8 line2[]=">>>>>>>>>>>>>>>>";
//------------------------------main--------------------------------------------
void main( void )
{
    GPIO_init();
    LCD_init();
    LCD_display();
}
//------------------------------functions---------------------------------------
void GPIO_init(void)
{
    PF_DDR=0XFF;
    PF_CR1=0XFF;
    PF_CR2=0X00;
    PF_ODR=0X00;

    PB_DDR=0XFF;
    PB_CR1=0XFF;
    PB_CR2=0X00;
    PB_ODR=0X00;
}
void delay(u8 count)
{
    u8 i,j;
    while (count--)
    {
        for(i=0;i<50;i++)
            for(j=0;j<50;j++);
    }
}
void LCD_init(void)
{
    LCD_write(0X38,0);
    LCD_write(0X0E,0);
    LCD_write(0X06,0);
    LCD_write(0X01,0);
}
void LCD_write(u8 data,u8 cmd_flag)
{
    LCDRS=cmd_flag;
    LCDRW=0;
    LCDEN=1;
    delay(1);
    LCDDATA=data;
    LCDEN=0;
}
void LCD_display(void)
{
    LCD_write(0X80,0);
    for (u8 i = 0; i < 16; i++)
    {
        LCD_write(line1[i],1);
    }
    LCD_write(0XC0,0);
    for (u8 i = 0; i < 16; i++)
    {
        LCD_write(line2[i],1);
    }    
}
      

LCD12864(文字模式)

        //------------------------------header------------------------------------------
#include "iostm8s208mb.h"
//------------------------------common datatype---------------------------------
typedef unsigned char uint8_t;
typedef unsigned short uint16_t;
typedef unsigned long uint32_t;
#define u8 uint8_t
#define u16 uint16_t
#define u32 uint32_t
//------------------------------macros------------------------------------------
#define LCDRS PF_ODR_ODR0
#define LCDRW PF_ODR_ODR3
#define LCDEN PF_ODR_ODR4
#define LCDPSB PF_ODR_ODR5
#define LCDDATA PB_ODR
//------------------------------function declare--------------------------------
void delay(u8 count);
void GPIO_init(void);
void LCD_write(u8 data,u8 cmd_flag);
void LCD_init(void);
void LCD_display(u8 row,u8 col,u8 *string);
//------------------------------global------------------------------------------
//------------------------------main--------------------------------------------
void main( void )
{
  delay(100);
  GPIO_init();
  LCD_init();
  LCD_display(1,0,"基于ST7902控制器");
  LCD_display(2,0,"================");
  LCD_display(3,0,"使用LCD12864显示");
  LCD_display(4,0,"屏并口显示数据！");
  
}
//------------------------------functions---------------------------------------
void delay(u8 count)
{
  u8 i,j;
  while (count--)
  {
    for(i=0;i<50;i++)
      for(j=0;j<20;j++);
  }
}
void GPIO_init(void)
{
  //lcd DB0~DB7
  PB_DDR |=0XFF;
  PB_CR1 |=0XFF;
  PB_CR2 &=0X00;
  PB_ODR &=0X00;

  //LCD RS RW EN PSB
  PF_DDR |=0X39;
  PF_CR1 |=0X39;
  PF_CR2 &=0XC6;
  PF_ODR &=0XC6;

  LCDPSB=1;
  LCDRW=0;
}
void LCD_write(u8 data,u8 cmd_flag)
{
  LCDRS=cmd_flag;
  LCDEN=1;
  LCDDATA=data;
  delay(1);
  LCDEN=0;
}
void LCD_init(void)
{
  LCD_write(0X0C,0);
  delay(1);
  LCD_write(0X30,0);
  delay(1);
  LCD_write(0X01,0);
  delay(1);
}
void LCD_display(u8 row,u8 col,u8 *string)
{
  switch (row)
  {
    case 1:row=0X80;break;
    case 2:row=0X90;break;
    case 3:row=0X88;break;
    case 4:row=0X98;break;
    default:row=0X80;
  }
  LCD_write(row+col,0);
  while (*string != '\0')
  {
    LCD_write(*string,1);
    string++;
  }  
}
      

LCD12864 图像模式

        //------------------------------header------------------------------------------
#include "iostm8s208mb.h"
//------------------------------common datatype---------------------------------
typedef unsigned char uint8_t;
typedef unsigned short uint16_t;
typedef unsigned long uint32_t;
#define u8 uint8_t
#define u16 uint16_t
#define u32 uint32_t
//------------------------------macros------------------------------------------
#define LCDRS PF_ODR_ODR0
#define LCDRW PF_ODR_ODR3
#define LCDEN PF_ODR_ODR4
#define LCDPSB PF_ODR_ODR5
#define LCDDATA PB_ODR
//------------------------------function declare--------------------------------
void delay(u8 count);
void GPIO_init(void);
void LCD_write(u8 data,u8 cmd_flag);
void LCD_init(void);
void LCD_pic(u8 *pic);
//------------- -----------------global------------------------------------------
u8 dis[]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x03,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x0F,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x1F,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x3F,0xF0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0xFF,0xFE,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x03,0xFF,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x0F,0xFC,0xFF,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x3F,0xF8,0x7F,0xF0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0xFF,0xC3,0x0F,0xFC,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x01,0xFF,0xC7,0x8F,0xFE,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x07,0xFE,0x3F,0xF1,0xFF,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x07,0xFC,0x3F,0xF0,0xFF,0x80,0x03,0x00,0x00,0x00,0x30,0x60,0x00,0x00,0x00,0x00,
0x07,0xE3,0xFF,0xFF,0x1F,0x80,0x03,0x00,0x63,0xFC,0x30,0xE0,0x30,0xC4,0x08,0x60,
0x07,0xE3,0xFF,0xFF,0x8F,0x80,0xFF,0xFC,0x63,0x0C,0x30,0xC0,0xC6,0xFC,0x7C,0xF8,
0x07,0x8F,0xFC,0xFF,0xE7,0x80,0xC0,0x0C,0x63,0x0C,0xFD,0xFC,0xFF,0xC8,0xF8,0x5C,
0x07,0x8F,0xF0,0x3F,0xE7,0x80,0xC6,0x0D,0xFB,0x0C,0xCD,0x8C,0x02,0xCC,0x4F,0xE0,
0x07,0x8F,0xC0,0x0F,0xE7,0x80,0x06,0x00,0x5B,0xFC,0xCF,0x8C,0xFE,0xFC,0x0F,0xE0,
0x07,0x8F,0x80,0x07,0xE7,0x80,0x0E,0x00,0xDB,0x00,0xCD,0x0C,0xC6,0xC5,0xFF,0xFE,
0x07,0x8F,0xC0,0x0F,0xE7,0x81,0xFF,0xFE,0xDB,0x60,0xCC,0x8C,0xFE,0xDC,0xF0,0x1C,
0x07,0x8F,0xF0,0x3F,0xE7,0x80,0x18,0x70,0xDB,0x6C,0xFD,0xCC,0xC6,0xF8,0x7F,0xF8,
0x07,0x8F,0xFC,0xFF,0xE7,0x80,0x38,0x60,0xDB,0x7C,0xCC,0xCC,0xFE,0xC4,0x63,0x18,
0x07,0x8F,0xFF,0xFF,0xE7,0x80,0x3E,0xE0,0xF3,0x78,0xCC,0xEC,0xC6,0xCC,0x63,0x18,
0x07,0x8F,0xFF,0xFF,0xE7,0x80,0x0F,0xC0,0x3F,0x70,0xCC,0x6C,0xDE,0xFC,0x7F,0xF8,
0x07,0x8F,0xFF,0xFF,0xE7,0x80,0x07,0xC0,0x7E,0x64,0xCC,0x4C,0x4C,0x98,0x60,0x0E,
0x07,0x8F,0x3F,0xF3,0xE7,0x80,0x1E,0xF0,0xF6,0x66,0xCC,0x0C,0xCC,0xCC,0x60,0x0C,
0x01,0x8F,0x0F,0xC3,0xE6,0x00,0x7C,0x39,0xCE,0x6C,0xFC,0x0C,0xCC,0xCC,0x70,0x1C,
0x00,0x8F,0x03,0x03,0xE4,0x00,0xE0,0x0C,0x84,0x7C,0xCC,0xF8,0x80,0x04,0x3F,0xF8,
0x06,0x0F,0x00,0x03,0xE1,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x07,0x0F,0x00,0x03,0xC3,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x07,0xE3,0x00,0x03,0x1F,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x07,0xF1,0x00,0x02,0x3F,0x81,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFC,
0x07,0xFE,0x00,0x01,0xFF,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x07,0xFF,0x00,0x03,0xFF,0x81,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFC,
0x01,0xFF,0xC0,0x0F,0xFE,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x7F,0xE0,0x1F,0xF8,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x1F,0xF8,0x7F,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x0F,0xFF,0xFF,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x01,0xFF,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0xFF,0xFC,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x3F,0xF0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x1F,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x07,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
//------------------------------main--------------------------------------------
void main( void )
{
  CLK_CKDIVR=0X00;
  delay(100);
  GPIO_init();
  LCD_init();
  LCD_pic(dis);
}
//------------------------------functions---------------------------------------
void delay(u8 count)
{
  u8 i,j;
  while (count--)
  {
    for(i=0;i<50;i++)
      for(j=0;j<20;j++);
  }
}
void GPIO_init(void)
{
  //lcd DB0~DB7
  PB_DDR |=0XFF;
  PB_CR1 |=0XFF;
  PB_CR2 &=0X00;
  PB_ODR &=0X00;

  //LCD RS RW EN PSB
  PF_DDR |=0X39;
  PF_CR1 |=0X39;
  PF_CR2 &=0XC6;
  PF_ODR &=0XC6;

  LCDPSB=1;
  LCDRW=0;
}
void LCD_write(u8 data,u8 cmd_flag)
{
  LCDRS=cmd_flag;
  LCDEN=0;
  delay(1);
  LCDDATA=data;
  LCDEN=1;
  delay(1);
  LCDEN=0; 
  delay(1);
}
void LCD_init(void)
{
  LCD_write(0X0C,0);
  delay(1);
  LCD_write(0X34,0);
  delay(1);
  LCD_write(0X01,0);
  delay(1);
}
void LCD_pic(u8 *pic)
{
  u8 i,j,k;
  LCD_write(0X34,0);delay(10);
  for ( i = 0; i <2; i++)
  {
    for ( j = 0; j <32; j++)
    {
      LCD_write(0X80+j,0);
      LCD_write(0X80+8*i,0);
      for ( k = 0; k <16; k++)
      {
        LCD_write(*pic++,1);
      }
    }
  }
  LCD_write(0X36,0);delay(10);
  LCD_write(0X30,0);delay(10);
}
      

LCD12864 串行传输

        //------------------------------header------------------------------------------
#include "iostm8s208mb.h"
//------------------------------common datatype---------------------------------
typedef unsigned char uint8_t;
typedef unsigned short uint16_t;
typedef unsigned long uint32_t;
#define u8 uint8_t
#define u16 uint16_t
#define u32 uint32_t
//------------------------------macros------------------------------------------
#define LCDCS PF_ODR_ODR0
#define LCDDIO PF_ODR_ODR3
#define LCDCLK PF_ODR_ODR4
#define LCDPSB PF_ODR_ODR5
//------------------------------function declare--------------------------------
void delay(u8 count);
void GPIO_init(void);
void LCD_write(u8 data,u8 cmd_flag);
void LCD_init(void);
void LCD_pic(u8 *pic);
void LCD_send_byte(u8 byte);
//------------- -----------------global------------------------------------------
u8 dis[]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x03,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x0F,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x1F,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x3F,0xF0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0xFF,0xFE,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x03,0xFF,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x0F,0xFC,0xFF,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x3F,0xF8,0x7F,0xF0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0xFF,0xC3,0x0F,0xFC,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x01,0xFF,0xC7,0x8F,0xFE,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x07,0xFE,0x3F,0xF1,0xFF,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x07,0xFC,0x3F,0xF0,0xFF,0x80,0x03,0x00,0x00,0x00,0x30,0x60,0x00,0x00,0x00,0x00,
0x07,0xE3,0xFF,0xFF,0x1F,0x80,0x03,0x00,0x63,0xFC,0x30,0xE0,0x30,0xC4,0x08,0x60,
0x07,0xE3,0xFF,0xFF,0x8F,0x80,0xFF,0xFC,0x63,0x0C,0x30,0xC0,0xC6,0xFC,0x7C,0xF8,
0x07,0x8F,0xFC,0xFF,0xE7,0x80,0xC0,0x0C,0x63,0x0C,0xFD,0xFC,0xFF,0xC8,0xF8,0x5C,
0x07,0x8F,0xF0,0x3F,0xE7,0x80,0xC6,0x0D,0xFB,0x0C,0xCD,0x8C,0x02,0xCC,0x4F,0xE0,
0x07,0x8F,0xC0,0x0F,0xE7,0x80,0x06,0x00,0x5B,0xFC,0xCF,0x8C,0xFE,0xFC,0x0F,0xE0,
0x07,0x8F,0x80,0x07,0xE7,0x80,0x0E,0x00,0xDB,0x00,0xCD,0x0C,0xC6,0xC5,0xFF,0xFE,
0x07,0x8F,0xC0,0x0F,0xE7,0x81,0xFF,0xFE,0xDB,0x60,0xCC,0x8C,0xFE,0xDC,0xF0,0x1C,
0x07,0x8F,0xF0,0x3F,0xE7,0x80,0x18,0x70,0xDB,0x6C,0xFD,0xCC,0xC6,0xF8,0x7F,0xF8,
0x07,0x8F,0xFC,0xFF,0xE7,0x80,0x38,0x60,0xDB,0x7C,0xCC,0xCC,0xFE,0xC4,0x63,0x18,
0x07,0x8F,0xFF,0xFF,0xE7,0x80,0x3E,0xE0,0xF3,0x78,0xCC,0xEC,0xC6,0xCC,0x63,0x18,
0x07,0x8F,0xFF,0xFF,0xE7,0x80,0x0F,0xC0,0x3F,0x70,0xCC,0x6C,0xDE,0xFC,0x7F,0xF8,
0x07,0x8F,0xFF,0xFF,0xE7,0x80,0x07,0xC0,0x7E,0x64,0xCC,0x4C,0x4C,0x98,0x60,0x0E,
0x07,0x8F,0x3F,0xF3,0xE7,0x80,0x1E,0xF0,0xF6,0x66,0xCC,0x0C,0xCC,0xCC,0x60,0x0C,
0x01,0x8F,0x0F,0xC3,0xE6,0x00,0x7C,0x39,0xCE,0x6C,0xFC,0x0C,0xCC,0xCC,0x70,0x1C,
0x00,0x8F,0x03,0x03,0xE4,0x00,0xE0,0x0C,0x84,0x7C,0xCC,0xF8,0x80,0x04,0x3F,0xF8,
0x06,0x0F,0x00,0x03,0xE1,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x07,0x0F,0x00,0x03,0xC3,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x07,0xE3,0x00,0x03,0x1F,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x07,0xF1,0x00,0x02,0x3F,0x81,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFC,
0x07,0xFE,0x00,0x01,0xFF,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x07,0xFF,0x00,0x03,0xFF,0x81,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFC,
0x01,0xFF,0xC0,0x0F,0xFE,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x7F,0xE0,0x1F,0xF8,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x1F,0xF8,0x7F,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x0F,0xFF,0xFF,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x01,0xFF,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0xFF,0xFC,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x3F,0xF0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x1F,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x07,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
//------------------------------main--------------------------------------------
void main( void )
{
  CLK_CKDIVR=0X00;
  delay(100);
  GPIO_init();
  LCD_init();
  LCD_pic(dis);
}
//------------------------------functions---------------------------------------
void delay(u8 count)
{
  u8 i,j;
  while (count--)
  {
    for(i=0;i<50;i++)
      for(j=0;j<20;j++);
  }
}
void GPIO_init(void)
{
  //LCD CS DIO CLK PSB
  PF_DDR |=0X39;
  PF_CR1 |=0X39;
  PF_CR2 &=0XC6;
  PF_ODR &=0XC6;

  LCDPSB=0;
  LCDCS=1; 
}
void LCD_write(u8 data,u8 cmd_flag)
{
  if(cmd_flag)
    LCD_send_byte(0XFA);
  else
    LCD_send_byte(0XF8);
  LCD_send_byte(data & 0XF0);
  LCD_send_byte((data<<4) & 0XF0);
}
void LCD_init(void)
{
  LCD_write(0X0C,0);
  delay(1);
  LCD_write(0X34,0);
  delay(1);
  LCD_write(0X01,0);
  delay(1);
}
void LCD_pic(u8 *pic)
{
  u8 i,j,k;
  LCD_write(0X34,0);delay(10);
  for ( i = 0; i <2; i++)
  {
    for ( j = 0; j <32; j++)
    {
      LCD_write(0X80+j,0);
      LCD_write(0X80+8*i,0);
      for ( k = 0; k <16; k++)
      {
        LCD_write(*pic++,1);
      }
    }
  }
  LCD_write(0X36,0);delay(10);
  LCD_write(0X30,0);delay(10);
}
void LCD_send_byte(u8 byte)
{
  for (u8 i = 0; i < 8; i++)
  {
    LCDCLK=0;
    if ((byte<<i) & 0X80)
      LCDDIO=1;
    else
      LCDDIO=0;
    LCDCLK=1;
  }
}
      

线反转式键盘扫描

        //------------------------------header------------------------------------------
#include "iostm8s208mb.h"
//------------------------------common datatype---------------------------------
typedef unsigned char uint8_t;
typedef unsigned short uint16_t;
typedef unsigned long uint32_t;
#define u8 uint8_t
#define u16 uint16_t
#define u32 uint32_t
//------------------------------macros------------------------------------------
#define LCDRS       PF_ODR_ODR0
#define LCDRW       PF_ODR_ODR3
#define LCDEN       PF_ODR_ODR4
#define LCDDATA     PB_ODR
#define KeyPortIn   PC_IDR
#define KeyPortOut  PC_ODR
//------------------------------function declare--------------------------------
void GPIO_init(void);
void delay(u16 count);
void LCD_init(void);
void LCD_write(u8 data,u8 cmd_flag);
void LCD_display(void);
void LCD_lr_DIS(u8 line,u8 row,u8 z);
u8 KEY_scan(void);
//------------------------------------------------------------------------------
u8 line1[]="==4*4 Keyboard==";
u8 line2[]="[Keynum]:       ";
u8 table3[]={'0','1','2','3','4','5','6','7','8','9'};
//------------------------------main--------------------------------------------
void main( void )
{
    GPIO_init();
    LCD_init();
    LCD_display();
    u8 keydown;
    while (1)
    {
        keydown=KEY_scan();
        if(keydown!=0XFF)
        {
            LCD_lr_DIS(2,12,table3[keydown/10]);
            LCD_lr_DIS(2,13,table3[keydown%10]);
            delay(300);
        }
        LCD_lr_DIS(2,12,'N');
        LCD_lr_DIS(2,13,'o');
    }
}
//------------------------------functions---------------------------------------
void GPIO_init(void)
{
    PF_DDR=0XFF;
    PF_CR1=0XFF;
    PF_CR2=0X00;
    PF_ODR=0X00;

    PB_DDR=0XFF;
    PB_CR1=0XFF;
    PB_CR2=0X00;
    PB_ODR=0X00;

    PC_DDR=0XF0;
    PC_CR1=0XFF;
    PC_CR2=0X0F;
    PC_ODR=0X00;
}
void delay(u16 count)
{
    u8 i,j;
    while (count--)
    {
        for(i=0;i<50;i++)
            for(j=0;j<50;j++);
    }
}
void LCD_init(void)
{
    LCD_write(0X38,0);
    LCD_write(0X0E,0);
    LCD_write(0X06,0);
    LCD_write(0X01,0);
}
void LCD_write(u8 data,u8 cmd_flag)
{
    LCDRS=cmd_flag;
    LCDRW=0;
    LCDEN=1;
    delay(1);
    LCDDATA=data;
    LCDEN=0;
    delay(1);
}
void LCD_display(void)
{
    LCD_write(0X80,0);
    for (u8 i = 0; i < 16; i++)
    {
        LCD_write(line1[i],1);
    }
    LCD_write(0XC0,0);
    for (u8 i = 0; i < 16; i++)
    {
        LCD_write(line2[i],1);
    }    
}
void LCD_lr_DIS(u8 line,u8 row,u8 z)
{
    switch (line)
    {
    case 1:
        LCD_write(0X80+row,0);
        LCD_write(z,1);
        break;
    case 2:
        LCD_write(0XC0+row,0);
        LCD_write(z,1);
        break;
    default:
        break;
    }    
}
u8 KEY_scan(void)
{
    PC_DDR=0XF0;
    PC_CR1=0XFF;
    PC_CR2=0X00;
    KeyPortOut=0X0F;
    u8 keypress=0XFF;
    if(KeyPortIn != 0X0F)
    {
        delay(10);
        switch (KeyPortIn)
        {
            case 0X0E:keypress=0;break;
            case 0X0D:keypress=1;break;
            case 0X0B:keypress=2;break;
            case 0X07:keypress=3;break;
            default:keypress=0XFF;break;
        };
        PC_DDR=0X0F;
        PC_CR1=0XFF;
        PC_CR2=0X00;
        KeyPortOut=0XF0;
        if(KeyPortIn!=0XF0)
        {
            delay(10);
            switch (KeyPortIn)
            {
                case 0XE0:keypress +=0;break;
                case 0XD0:keypress +=4;break;
                case 0XB0:keypress +=8;break;
                case 0X70:keypress +=12;break;
                default:keypress=0XFF;break;
            };
            while(KeyPortIn!=0XF0);//按键保持
        }
    }
    return keypress;
}
      

时钟变换

        //------------------------------header------------------------------------------
#include "iostm8s208mb.h"
//------------------------------common datatype---------------------------------
typedef unsigned char uint8_t;
typedef unsigned short uint16_t;
typedef unsigned long uint32_t;
#define u8 uint8_t
#define u16 uint16_t
#define u32 uint32_t
//------------------------------macros------------------------------------------
#define LED PI_ODR_ODR0
//------------------------------function declare--------------------------------
void delay(u8 count);
//------------------------------global------------------------------------------

//------------------------------main--------------------------------------------
void main( void )
{
  PI_DDR_DDR0=1;
  PI_CR1_C10=1;
  PI_CR2_C20=0;
  while (1)
  {
    CLK_CKDIVR=0X00;
    LED=0;
    delay(100);
    LED=1;
    delay(100);
    CLK_CKDIVR=0X08;
    LED=0;
    delay(100);
    LED=1;
    delay(100);
    CLK_CKDIVR=0X10;
    LED=0;
    delay(100);
    LED=1;
    delay(100);
    CLK_CKDIVR=0X18;
    LED=0;
    delay(100);
    LED=1;
    delay(100);
  }
  
}
//------------------------------functions---------------------------------------
void delay(u8 count)
{
  u8 i,j;
  while (count--)
  {
    for(i=0;i<50;i++)
      for(j=0;j<20;j++);
  }
}
      

TIM4定时器

        //------------------------------header------------------------------------------
#include "iostm8s208mb.h"
//------------------------------common datatype---------------------------------
typedef unsigned char uint8_t;
typedef unsigned short uint16_t;
typedef unsigned long uint32_t;
#define u8 uint8_t
#define u16 uint16_t
#define u32 uint32_t
//------------------------------macros------------------------------------------
#define LED PI_ODR_ODR0
//------------------------------function declare--------------------------------
void delay(u16 count);
void GPIO_init(void);
void TIM4_init(void);
//------------------------------global------------------------------------------
u16 num;
//------------------------------main--------------------------------------------
void main( void )
{
  GPIO_init();
  TIM4_init();
  asm("rim");
  TIM4_CR1 |=0X01;
}
//------------------------------functions---------------------------------------
void GPIO_init(void)
{
  PI_DDR_DDR0=1;
  PI_CR1_C10=1;
  PI_CR2_C20=0;
  LED=1;
}
void TIM4_init(void)
{
  TIM4_PSCR=0X03;
  TIM4_ARR=0XFA;
  TIM4_IER=0X01;
  TIM4_CNTR=0X00;
}
void delay(u16 count)
{
  u8 i,j;
  while (count--)
  {
    for(i=0;i<50;i++)
      for(j=0;j<20;j++);
  }
}
//------------------------------interrupt---------------------------------------
#pragma vector=0X19
__interrupt void EXTI_TIM4_IRQHandler(void)
{
  num++;
  TIM4_SR=0;
  if (num==500)
  {
    LED=!LED;
    num=0;
  }
}
      

TIM1计时

        //------------------------------header------------------------------------------
#include "iostm8s208mb.h"
//------------------------------common datatype---------------------------------
typedef unsigned char uint8_t;
typedef unsigned short uint16_t;
typedef unsigned long uint32_t;
#define u8 uint8_t
#define u16 uint16_t
#define u32 uint32_t
//------------------------------macros------------------------------------------
#define LED PI_ODR_ODR0
#define LED1 PI_ODR_ODR1
#define LED2 PI_ODR_ODR2
//------------------------------function declare--------------------------------
void delay(u16 count);
void GPIO_init(void);
//------------------------------global------------------------------------------
u8 keydown;
//------------------------------main--------------------------------------------
void main( void )
{
  GPIO_init();
  asm("sim");
  EXTI_CR1=0X20;
  asm("rim"); 
  while(1)
  {
    if (keydown)
    {
      asm("sim");
      //TIM1_set
      keydown=0;
      asm("rim")
    }
  }
}
//------------------------------functions---------------------------------------
void GPIO_init(void)
{
  PC_DDR = 0X00;
  PC_CR1= 0XFF;
  PC_CR2 = 0XFF;

  PI_DDR_DDR0=1;
  PI_CR1_C10=1;
  PI_CR2_C20=0;

  PI_DDR_DDR1=1;
  PI_CR1_C11=1;
  PI_CR2_C21=0;

  PI_DDR_DDR2=1;
  PI_CR1_C12=1;
  PI_CR2_C22=0;

  PI_ODR=0XFF;
}
void delay(u16 count)
{
  u8 i,j;
  while (count--)
  {
    for(i=0;i<50;i++)
      for(j=0;j<20;j++);
  }
}
//------------------------------interrupt---------------------------------------
#pragma vector=0X07
__interrupt void EXTI_PORTC_IRQHandler(void)
{
  delay(10);
  switch (PC_IDR|0XF8)
  {
  case 0XFE:
    keydown=1;
    break;
  case 0XFD:
    keydown=2;
    break;
  case 0XFB:
    keydown=3;
    break;
  default:
    break;
  }
  while((PC_IDR|0XF8) !=0XFF);
}
      

TIM1 外部计数模式1

        //------------------------------header------------------------------------------
#include "iostm8s208mb.h"
//------------------------------common datatype---------------------------------
typedef unsigned char uint8_t;
typedef unsigned short uint16_t;
typedef unsigned long uint32_t;
#define u8 uint8_t
#define u16 uint16_t
#define u32 uint32_t
//------------------------------macros------------------------------------------
#define LCDRS PF_ODR_ODR0
#define LCDRW PF_ODR_ODR3
#define LCDEN PF_ODR_ODR4
#define LCDDATA PB_ODR
//------------------------------function declare--------------------------------
void GPIO_init(void);
void delay(u8 count);
void LCD_init(void);
void LCD_write(u8 data,u8 cmd_flag);
void LCD_display(void);
void LCD_lrdisplay(u8 line,u8 row,u8 data);
void num_display(u16 ch1_count);
void TIM1_CH1_SET(void);
//------------------------------------------------------------------------------
u8 line1[]="==MODE 1 Count==";
u8 line2[]="NuM:            ";
u16 ch1_count;
u8 ch1_count_todisplay[5];
u8 num_table[]={'0','1','2','3','4','5','6','7','8','9'};
//------------------------------main--------------------------------------------
void main( void )
{
    GPIO_init();
    LCD_init();
    LCD_display();
    asm("sim");
    TIM1_CH1_SET();
    asm("rim");
    while (1)
    {
        ch1_count=TIM1_CNTRH;
        ch1_count= (ch1_count <<8)|TIM1_CNTRL;
        num_display(ch1_count);
    }
}
//------------------------------functions---------------------------------------
void GPIO_init(void)
{
    PF_DDR=0XFF;
    PF_CR1=0XFF;
    PF_CR2=0X00;
    PF_ODR=0X00;

    PB_DDR=0XFF;
    PB_CR1=0XFF;
    PB_CR2=0X00;
    PB_ODR=0X00;

    //把TIM1的CH1对应GPIO PC1初始化好
    PC_DDR_DDR0=0;
    PC_CR1_C10=1;
    PC_CR2_C20=0;
}
void delay(u8 count)
{
    u8 i,j;
    while (count--)
    {
        for(i=0;i<50;i++)
            for(j=0;j<50;j++);
    }
}
void LCD_init(void)
{
    LCD_write(0X38,0);
    LCD_write(0X0D,0);
    LCD_write(0X06,0);
    LCD_write(0X01,0);
}
void LCD_write(u8 data,u8 cmd_flag)
{
    LCDRS=cmd_flag;
    LCDRW=0;
    LCDEN=1;
    delay(1);
    LCDDATA=data;
    LCDEN=0;
}
void LCD_display(void)
{
    LCD_write(0X80,0);
    for (u8 i = 0; i < 16; i++)
    {
        LCD_write(line1[i],1);
    }
    LCD_write(0XC0,0);
    for (u8 i = 0; i < 16; i++)
    {
        LCD_write(line2[i],1);
    }
}
void LCD_lrdisplay(u8 line,u8 row,u8 data)
{
    if(line==1) LCD_write(0X80+row,0);
    if(line==2) LCD_write(0XC0+row,0);
    LCD_write(data,1);
}
void num_display(u16 ch1_count)
{
    ch1_count_todisplay[0]=ch1_count/10000;
    ch1_count_todisplay[1]=(ch1_count%10000)/1000;
    ch1_count_todisplay[2]=(ch1_count%1000)/100;
    ch1_count_todisplay[3]=(ch1_count%100)/10;
    ch1_count_todisplay[4]=ch1_count%10;
    LCD_lrdisplay(2,4,num_table[ch1_count_todisplay[0]]);
    LCD_lrdisplay(2,5,num_table[ch1_count_todisplay[1]]);
    LCD_lrdisplay(2,6,num_table[ch1_count_todisplay[2]]);
    LCD_lrdisplay(2,7,num_table[ch1_count_todisplay[3]]);
    LCD_lrdisplay(2,8,num_table[ch1_count_todisplay[4]]);
}
void TIM1_CH1_SET(void)
{
    TIM1_CCMR1=0X31;
    TIM1_CCER1=0X02;
    TIM1_SMCR=0X57;
    TIM1_CR1 |=0X01;
}
      

操作串口UART1发送

        //------------head----------------------
#include "iostm8s208mb.h"
//------------common-----------------------
typedef unsigned char uint8_t;
typedef unsigned short uint16_t;
typedef unsigned long uint32_t;
#define u8 uint8_t
#define u16 uint16_t
#define u32 uint32_t

//------------marco------------------------
#define LED PI_ODR
//------------funcs------------------------
void delay(u16 count);
void GPIO_init(void);
void uart1_sendByte(u8 data);
void uart1_send_line(char line[]);
//------------global----------------------
char line1[]="*****************************";
char *read;
//------------main------------------------
void main( void )
{
  uart1_send_line(line1);
}
//------------funcs------------------------
void delay(u16 count)
{
  u8 i,j;
  while (count--)
  {
    for(i=0;i<50;i++)
      for(j=0;j<20;j++);
  }
}
void GPIO_init(void)
{
  PI_DDR |=0X0F;
  PI_CR1 |=0X0F;
  PI_CR2 &=0XF0;
  PI_ODR |=0X0F;
}
void uart1_sendByte(u8 data)
{
  UART1_SR &= 0XBF;
  UART1_CR1=0X00;
  UART1_CR3=0X00;
  UART1_BRR2=0X00;
  UART1_BRR1=0X0D;
  UART1_CR2=0X48;
  UART1_DR=data;
  while(!(UART1_SR &0X40));
  UART1_SR &= 0XBF;
}
void uart1_send_line(char line[])
{
    read=line;
  while(*read !='\0')
  {
    uart1_sendByte(*read);
    read++;
  }
  uart1_sendByte('\r');
  uart1_sendByte('\n');
}
//---------------interrupt-----------------
//-------------------------------------
      

操作串口UART1发送和接收

        //------------------------------header------------------------------------------
#include "iostm8s208mb.h"
#include "stdio.h"
//------------------------------common datatype---------------------------------
typedef unsigned char uint8_t;
typedef unsigned short uint16_t;
typedef unsigned long uint32_t;
#define u8 uint8_t
#define u16 uint16_t
#define u32 uint32_t
//------------------------------macros------------------------------------------

//------------------------------function declare--------------------------------
void delay(u16 count);
void URAT1_Init(void);
void UART1_SendByte(u8 data);
int putchar(int ch);
char recive_data;
//------------------------------------------------------------------------------
//------------------------------main--------------------------------------------
void main( void )
{
    CLK_CKDIVR=0X00;
    delay(10);
    URAT1_Init();
    printf("我是谁,我在哪??\r\n");
    asm("rim");
}
//------------------------------functions---------------------------------------
void URAT1_Init(void)
{
    UART1_CR1=0X00;
    UART1_CR3=0X00;
    UART1_BRR2=0X02;
    UART1_BRR1=0X68;
    UART1_CR2=0X6C;
}
void UART1_SendByte(u8 data)
{
    UART1_SR &=0XBF;
    UART1_DR =data;
    while(!(UART1_SR & 0X40));
    UART1_SR &=0XBF;
}
int putchar(int ch)
{
    while((UART1_SR & 0X80)==0X00);
    UART1_SendByte((u8)ch);
    return (ch);
}
void delay(u16 count)
{
    u16 i,j;
    while (count--)
    {
        for(i=0;i<50;i++)
            for(j=0;j<50;j++);
    }
}
#pragma vector=0X14
__interrupt void UART1_RX_IRQHandler(void)
{
    char recive;
    UART1_SR &=0XDF;
    recive=UART1_DR;
    recive_data=recive;
    printf("收到了:");
    UART1_SendByte(recive);
    printf("\r\n");
}
      

获取18b20有无

        //------------head----------------------
#include "iostm8s208mb.h"
#include "stdio.h"
//------------common-----------------------
typedef unsigned char uint8_t;
typedef unsigned short uint16_t;
typedef unsigned long uint32_t;
#define u8 uint8_t
#define u16 uint16_t
#define u32 uint32_t

//------------marco------------------------
//------------funcs------------------------
void delay(u16 count);
void uart1_init(void);
void uart1_sendByte(u8 data);
int putchar(int ch);
void Welcome_Msg(void);
void DS18B20_reset(void);
void DS18B20_IO(u8 ds18b20_io);
//------------global----------------------
char give_to_stm8;
//------------main------------------------
void main( void )
{
  CLK_CKDIVR=0x00;
  delay(10);
  uart1_init();
  Welcome_Msg();
  asm("rim");
  while (1);
  
}
//------------funcs------------------------
void delay(u16 Count)
{
  do{ }//直到型循环执行空操作
  while(Count--);//Count形参控制执行次数影响延时时间
}
void uart1_init(void)
{
  UART1_CR1=0X00;
  UART1_CR3=0X00;
  UART1_BRR2 = 0x02;
  UART1_BRR1 = 0x68;
  UART1_CR2=0X6C;
}
void uart1_sendByte(u8 data)
{
  UART1_SR &= 0XBF;
  UART1_DR=data;
  while(!(UART1_SR &0X40));
  UART1_SR &= 0XBF;
}
int putchar(int ch)
{
  while((UART1_SR & 0X80)==0x00);
  uart1_sendByte((u8)ch);
  return (ch);
}
void Welcome_Msg(void)
{
  printf("*************************");
  printf("\r\n");
  printf("choose your cmd pls!");
  printf("\r\n");
  printf("1-Do U have any DS18B20?");
  printf("\r\n");
  printf("2-read the DS18B20'S TMP!");
  printf("\r\n");
  printf("*************************");
  printf("\r\n");
}
//---------------DS18B20-------------------

void DS18B20_IO(u8 ds18b20_io)
{
  if (ds18b20_io)
  {
    PI_DDR_DDR4=1;
    PI_CR1_C14=1;
    PI_CR2_C24=0;
  }
  else
  {
    PI_DDR_DDR4=0;
    PI_CR1_C14=1;
    PI_CR2_C24=0;
  }
}
void DS18B20_reset(void)
{
  u8 havenoDS=0,haveflag=0;
  u16 count=700;
  DS18B20_IO(1);
  PI_ODR_ODR4=1;
  delay(1700);
  PI_ODR_ODR4=0;
  delay(1700);
  PI_ODR_ODR4=1;
  DS18B20_IO(0);
  delay(65);
  havenoDS=PI_IDR_IDR4;
  printf("I'm scaning~\r\n");
  while (count--)
  {
    printf("havenoDS:%c,haveflag:%c\r\n",havenoDS,haveflag);
    if (!havenoDS) haveflag=1;
    if (haveflag) break;

  }
  if (haveflag)
  {
    printf("Find one DS18B20~\r\n");
  }
  else
  {
    printf("I got nothing!\r\n");
  }
  delay(1150);
}
//---------------interrupt-----------------
#pragma vector=0X14
__interrupt void UART1_RX_IRQHandler(void)
{
  char rev_data;
  UART1_SR &=0XDF;
  rev_data = UART1_DR;
  give_to_stm8=rev_data;
  switch (give_to_stm8)
  {
  case '1':
    printf("I'll try to scan if I have any DS18B20 or not!\r\n");
    //read 18b20's ROM;
    DS18B20_reset();
    printf("All done!Now I'm Back!\r\n");
    give_to_stm8=0;
    Welcome_Msg();
    break;
  case '2':
    printf("I'll read DS18B20'S Temp:\r\n");
    //read 18b20's Temp;
    printf("All done!Now I'm Back!\r\n");
    give_to_stm8=0;
    Welcome_Msg();
  case 0:
    break;
  default:
    printf("wrong cmd,retry!\r\n");
    give_to_stm8=0;
    Welcome_Msg();
    break;
  }
}
//-------------------------------------