一文彻底了解SSD1306驱动0.96寸OLED

整理东西的时候,翻出了一个OLED,驱动起来玩一玩。先上一张图,显示了字符串、汉字,当然也是我们的交流群,欢迎加群交流。

在淘宝上找了一些资料,但是要想彻底理解如何驱动,还是要看驱动芯片的手册。

这个模块默认是使用SPI通讯的,如果要使用I2C通讯,需要把R3电阻取下来,焊接到R1的位置,如上图。

首先,需要说明的一点,显示屏都需要控制器;所谓显示,其实就是操作控制芯片,包括入门级别的LCD1602、LCD12864都是集成了控制芯片的,不同厂家用的控制芯片可能不同,像LCD1602、LCD12864这些的控制芯片基本上驱动都是一样的,这也是我们在驱动这些的时候,没有去研究所用的控制芯片的原因。

图中的0.96寸OLED,所用的控制芯片正是SSD1306,不同厂家可以用不同的驱动芯片,要让OLED显示,其实就是要驱动SSD1306。

SSD1306支持多种控制方式,I2C、6800、8080、4线SPI、3线SPI,通过BS0、BS1、BS2引脚接不同的电平来选择控制方式,此次我们使用I2C来控制,那么需要BS0接GND、BS1接VCC、BS2接GND,如下datasheet中描述的:

针对本模块我们还需用到的其他引脚:

复位信号引脚,在显示的时候保持高电平。

1、I2C通讯

(1)通过D/C#(datasheet中的SA0)这个引脚来扩展I2C地址,这个引脚接VCC或者GND,对应不同的地址;

(2)需要将D1和D2接在一起作为SDA;

(3)D0为SCL;

(4)SCL和SDA需接外部上拉,这也是I2C通讯最基本的要求;

(5)RES#引脚用于初始化,需要在硬件设计上注意。

2、写I2C

(1)发送地址之后,发送控制数据或者命令数据字节;这个字节由Co位和D/C#位以及6各0组成;

(2)如果Co位为0,那么后续的信息都是数据;

(3)D/C#位决定了下一个数据是命令还是数据,如果D/C#位是0,那么后面的数据是命令,如果D/C#位是1,那么后面的数据是数据将被存储在GDDRAM中。

(4)基本控制规律就是,发送I2C地址,发送命令或者数据控制字节、发送数据或者命令。

3、原理设计

模块带的原理图,可以看出来,通过R8将D1和D2连在了一起,这也符合手册中的要求,但是我们主要是向SSD1306写数据,所以这个R8也可以不接。如果需要读数据的话,就需要接上。

4、显存

显存大小128*64,分8个页,PAGE0~PAGE7,128列。

一次写8个像素点,即同一个page内的同一列8个点。一个字节的8个bit刚好对应D0到D7(根据这个特性,我们取模的时候,首先要按列取模)。

5、寻址模式

三种寻址模式:页寻址、水平寻址、垂直寻址。

寻址模式设置命令:

5.1、页寻址(默认的寻址方式,我们用这种寻址,综合上面的列式取模,因此我们用列行式的取模方式)

(1)列地址指针每次自动加1,如果列地址指针到达最后一个地址,将会自动复位到开始的地址,页地址指针不变;

(2)为了访问下一个页面RAM内容,用户必须设置新的页面和列地址;

(3)页地址的范围0-7,对应的命令是B0-B7;

(4)低列地址的设置命令是00-0FH,高列地址的设置命令是10h-1Fh。

页寻址模式设置命令:

5.2、水平寻址模式

列地址指针每次自动加1,如果列地址指针到达最后一个地址,将会自动复位到开始的地址,页地址指针也加1。

5.3、垂直寻址模式

 页地址指针每次自动加1,如果页地址指针到达最后一个地址,将会自动复位到开始的地址,列地址指针也加1。

水平或者垂直寻址模式设置命令:

6、代码实现

6.1、I2C写

void SSD1306_WriteCmd(uint8 cmd)
{
  I2C_Start();
  I2C_SendByte(SSD1306_I2C_ADDR | 0x00);        
  I2C_Ack();
  I2C_SendByte(0x00);   //cmd
  I2C_Ack();
  I2C_SendByte(cmd);   
  I2C_Ack();
  I2C_Stop();                
}

void SSD1306_WriteData(uint8 data)
{
  I2C_Start();
  I2C_SendByte(SSD1306_I2C_ADDR | 0x00);        
  I2C_Ack();
  I2C_SendByte(0x40);   //data
  I2C_Ack();
  I2C_SendByte(data);   
  I2C_Ack();
  I2C_Stop(); 
}

6.2、OLED驱动

//SSD1306初始化
void OLED_Init(void)
{
  _delay_ms(1000);
  //SSD1306复位之后,默认的是页寻址方式
  
  SSD1306_WriteCmd(0xAE);//--display off
  
  SSD1306_WriteCmd(0x00);//--set low column address
  SSD1306_WriteCmd(0x10);//--set high column address
  SSD1306_WriteCmd(0x40);//--set start line address  
  
  SSD1306_WriteCmd(0xB0);//--set page address
  
  SSD1306_WriteCmd(0x81);// contract control
  SSD1306_WriteCmd(0xFF);//--128   
  SSD1306_WriteCmd(0xA1);//set segment re-map  0 to 127 
  SSD1306_WriteCmd(0xA6);//set normal  display  
  SSD1306_WriteCmd(0xA8);//set multiplex ratio(1 to 64)
  SSD1306_WriteCmd(0x3F);//--1/32 duty
  
  SSD1306_WriteCmd(0xC8);//Com scan direction
  SSD1306_WriteCmd(0xD3);//set display offset
  SSD1306_WriteCmd(0x00);//no offset
	
  SSD1306_WriteCmd(0xD5);//set display clock divide ratio/oscillator frequency  
  SSD1306_WriteCmd(0x80);//
	
  SSD1306_WriteCmd(0xD8);//set area color mode off
  SSD1306_WriteCmd(0x05);//
	
  SSD1306_WriteCmd(0xD9);//Set Pre-Charge Period
  SSD1306_WriteCmd(0xF1);//
	
  SSD1306_WriteCmd(0xDA);//set com pin  hardware configuartion
  SSD1306_WriteCmd(0x12);//
	
  SSD1306_WriteCmd(0xDB);//set Vcomh
  SSD1306_WriteCmd(0x30);//0x20,0.77xVcc
	
  SSD1306_WriteCmd(0x8D);//set charge pump enable
  SSD1306_WriteCmd(0x14);//
	
  SSD1306_WriteCmd(0xAF);//--turn on oled panel
}

//坐标设置:也就是在哪里显示
void OLED_SetPos(uint8 x, uint8 y) 
{ 
  //以下3个寄存器只在页寻址的模式下有效	
  SSD1306_WriteCmd(0xb0+y);             //页地址设置     0xb0~0xb7
  SSD1306_WriteCmd(((x&0xf0)>>4)|0x10); //列高位地址设置
  SSD1306_WriteCmd((x&0x0f));           //列低位地址设置
} 

//开启OLED显示
void OLED_DisplayOn(void)
{
  SSD1306_WriteCmd(0X8D);  //SET DCDC命令
  SSD1306_WriteCmd(0X14);  //DCDC ON
  SSD1306_WriteCmd(0XAF);  //DISPLAY ON
}

//关闭OLED显示   
void OLED_DisplayOff(void)
{
  SSD1306_WriteCmd(0X8D);  //SET DCDC命令
  SSD1306_WriteCmd(0X10);  //DCDC OFF
  SSD1306_WriteCmd(0XAE);  //DISPLAY OFF
}

//清屏函数,清完屏,整个屏幕是黑色的!和没点亮一样  
void OLED_Clear(void)  
{  
  uint8 i,n;	
  
  for(i=0;i<8;i++)  
  {  
    SSD1306_WriteCmd (0xb0+i);    //设置页地址(0~7)
    SSD1306_WriteCmd (0x00);      //设置显示位置—列低地址
    SSD1306_WriteCmd (0x10);      //设置显示位置—列高地址   
    for(n=0;n<128;n++)
      SSD1306_WriteData(0); 
  } //更新显示
}

//在指定位置显示一个字符,包括部分字符
//x:0~127,y:0~7
//Char_Size:选择字体 16/12 
void OLED_ShowChar(uint8 x,uint8 y,uint8 chr,uint8 Char_Size)
{      	
  uint8 c=0,i=0;	
  
  c=chr-' ';//得到偏移后的值			
  if(x>MAX_COLUMN-1)
  {
    x=0;
    y=y+2;
  }
  if(Char_Size ==16)
  {
    OLED_SetPos(x,y);	
    for(i=0;i<8;i++)
    {
      SSD1306_WriteData(F8X16[c*16+i]);//先写上半部分
    }
    
    OLED_SetPos(x,y+1);
    for(i=0;i<8;i++)
    {
      SSD1306_WriteData(F8X16[c*16+i+8]);//后写下半部分
    }
  }
  else
  {	
    OLED_SetPos(x,y);
    for(i=0;i<6;i++)
    {
      SSD1306_WriteData(F6x8[c][i]);
    }
  }
}

//显示一个字符串
void OLED_ShowString(uint8 x,uint8 y,char *str,uint8 Char_Size)
{
  unsigned char j=0;
  
  while (str[j]!='\0')
  {
    OLED_ShowChar(x,y,str[j],Char_Size);
    x+=8;
    if(x>120)
    {
      x=0;
      y+=2;
    }
    j++;//移动一次就是一个page,取值0-7
  }
}

//显示汉字
//由于汉字是16*16大小的,所以最多显示4行汉字
//index:在汉字取模中的索引
void OLED_ShowCN(uint8 x,uint8 y,uint8 index)
{      			    
  uint8 t;
	
  OLED_SetPos(x,y);	
  for(t=0;t<16;t++)
  {
    SSD1306_WriteData(Hzk[index][t]);
  }	
  
  OLED_SetPos(x,y+1);	
  for(t=0;t<16;t++)
  {	
    SSD1306_WriteData(Hzk[index][t+16]);
  }					
}

6.3、测试代码

也就是我们在开头看到的图片。

void OLED_DisplayTest(void)
{
  OLED_Clear(); 

  OLED_ShowString(0,0,(char *)("LoRa"),16);

  OLED_ShowCN(32,0,0);
  OLED_ShowCN(48,0,1);
  OLED_ShowCN(64,0,2);
  OLED_ShowCN(80,0,3);
  OLED_ShowCN(96,0,4);
  OLED_ShowCN(112,0,5);
  
  OLED_ShowString(0,2,(char *)("304350312"),16);


  OLED_ShowCN(0,4,6);
  OLED_ShowCN(16,4,7);
  OLED_ShowCN(32,4,8);
  OLED_ShowCN(48,4,9);
  OLED_ShowCN(64,4,10);
  
  OLED_ShowString(0,6,(char *)("545384302"),16);

}

6.4、宏定义以及字库定义

#define         SSD1306_I2C_ADDR  0x78

#define         MAX_COLUMN	  128
#define         MAX_ROW		  64
//取模方式:阴码、逆向、列行式

//6*8的点阵
const unsigned char F6x8[][6] =		
{
0x00, 0x00, 0x00, 0x00, 0x00, 0x00,// sp
0x00, 0x00, 0x00, 0x2f, 0x00, 0x00,// !
0x00, 0x00, 0x07, 0x00, 0x07, 0x00,// "
0x00, 0x14, 0x7f, 0x14, 0x7f, 0x14,// #
0x00, 0x24, 0x2a, 0x7f, 0x2a, 0x12,// $
0x00, 0x62, 0x64, 0x08, 0x13, 0x23,// %
0x00, 0x36, 0x49, 0x55, 0x22, 0x50,// &
0x00, 0x00, 0x05, 0x03, 0x00, 0x00,// '
0x00, 0x00, 0x1c, 0x22, 0x41, 0x00,// (
0x00, 0x00, 0x41, 0x22, 0x1c, 0x00,// )
0x00, 0x14, 0x08, 0x3E, 0x08, 0x14,// *
0x00, 0x08, 0x08, 0x3E, 0x08, 0x08,// +
0x00, 0x00, 0x00, 0xA0, 0x60, 0x00,// ,
0x00, 0x08, 0x08, 0x08, 0x08, 0x08,// -
0x00, 0x00, 0x60, 0x60, 0x00, 0x00,// .
0x00, 0x20, 0x10, 0x08, 0x04, 0x02,// /
0x00, 0x3E, 0x51, 0x49, 0x45, 0x3E,// 0
0x00, 0x00, 0x42, 0x7F, 0x40, 0x00,// 1
0x00, 0x42, 0x61, 0x51, 0x49, 0x46,// 2
0x00, 0x21, 0x41, 0x45, 0x4B, 0x31,// 3
0x00, 0x18, 0x14, 0x12, 0x7F, 0x10,// 4
0x00, 0x27, 0x45, 0x45, 0x45, 0x39,// 5
0x00, 0x3C, 0x4A, 0x49, 0x49, 0x30,// 6
0x00, 0x01, 0x71, 0x09, 0x05, 0x03,// 7
0x00, 0x36, 0x49, 0x49, 0x49, 0x36,// 8
0x00, 0x06, 0x49, 0x49, 0x29, 0x1E,// 9
0x00, 0x00, 0x36, 0x36, 0x00, 0x00,// :
0x00, 0x00, 0x56, 0x36, 0x00, 0x00,// ;
0x00, 0x08, 0x14, 0x22, 0x41, 0x00,// <
0x00, 0x14, 0x14, 0x14, 0x14, 0x14,// =
0x00, 0x00, 0x41, 0x22, 0x14, 0x08,// >
0x00, 0x02, 0x01, 0x51, 0x09, 0x06,// ?
0x00, 0x32, 0x49, 0x59, 0x51, 0x3E,// @
0x00, 0x7C, 0x12, 0x11, 0x12, 0x7C,// A
0x00, 0x7F, 0x49, 0x49, 0x49, 0x36,// B
0x00, 0x3E, 0x41, 0x41, 0x41, 0x22,// C
0x00, 0x7F, 0x41, 0x41, 0x22, 0x1C,// D
0x00, 0x7F, 0x49, 0x49, 0x49, 0x41,// E
0x00, 0x7F, 0x09, 0x09, 0x09, 0x01,// F
0x00, 0x3E, 0x41, 0x49, 0x49, 0x7A,// G
0x00, 0x7F, 0x08, 0x08, 0x08, 0x7F,// H
0x00, 0x00, 0x41, 0x7F, 0x41, 0x00,// I
0x00, 0x20, 0x40, 0x41, 0x3F, 0x01,// J
0x00, 0x7F, 0x08, 0x14, 0x22, 0x41,// K
0x00, 0x7F, 0x40, 0x40, 0x40, 0x40,// L
0x00, 0x7F, 0x02, 0x0C, 0x02, 0x7F,// M
0x00, 0x7F, 0x04, 0x08, 0x10, 0x7F,// N
0x00, 0x3E, 0x41, 0x41, 0x41, 0x3E,// O
0x00, 0x7F, 0x09, 0x09, 0x09, 0x06,// P
0x00, 0x3E, 0x41, 0x51, 0x21, 0x5E,// Q
0x00, 0x7F, 0x09, 0x19, 0x29, 0x46,// R
0x00, 0x46, 0x49, 0x49, 0x49, 0x31,// S
0x00, 0x01, 0x01, 0x7F, 0x01, 0x01,// T
0x00, 0x3F, 0x40, 0x40, 0x40, 0x3F,// U
0x00, 0x1F, 0x20, 0x40, 0x20, 0x1F,// V
0x00, 0x3F, 0x40, 0x38, 0x40, 0x3F,// W
0x00, 0x63, 0x14, 0x08, 0x14, 0x63,// X
0x00, 0x07, 0x08, 0x70, 0x08, 0x07,// Y
0x00, 0x61, 0x51, 0x49, 0x45, 0x43,// Z
0x00, 0x00, 0x7F, 0x41, 0x41, 0x00,// [
0x00, 0x55, 0x2A, 0x55, 0x2A, 0x55,// 55
0x00, 0x00, 0x41, 0x41, 0x7F, 0x00,// ]
0x00, 0x04, 0x02, 0x01, 0x02, 0x04,// ^
0x00, 0x40, 0x40, 0x40, 0x40, 0x40,// _
0x00, 0x00, 0x01, 0x02, 0x04, 0x00,// '
0x00, 0x20, 0x54, 0x54, 0x54, 0x78,// a
0x00, 0x7F, 0x48, 0x44, 0x44, 0x38,// b
0x00, 0x38, 0x44, 0x44, 0x44, 0x20,// c
0x00, 0x38, 0x44, 0x44, 0x48, 0x7F,// d
0x00, 0x38, 0x54, 0x54, 0x54, 0x18,// e
0x00, 0x08, 0x7E, 0x09, 0x01, 0x02,// f
0x00, 0x18, 0xA4, 0xA4, 0xA4, 0x7C,// g
0x00, 0x7F, 0x08, 0x04, 0x04, 0x78,// h
0x00, 0x00, 0x44, 0x7D, 0x40, 0x00,// i
0x00, 0x40, 0x80, 0x84, 0x7D, 0x00,// j
0x00, 0x7F, 0x10, 0x28, 0x44, 0x00,// k
0x00, 0x00, 0x41, 0x7F, 0x40, 0x00,// l
0x00, 0x7C, 0x04, 0x18, 0x04, 0x78,// m
0x00, 0x7C, 0x08, 0x04, 0x04, 0x78,// n
0x00, 0x38, 0x44, 0x44, 0x44, 0x38,// o
0x00, 0xFC, 0x24, 0x24, 0x24, 0x18,// p
0x00, 0x18, 0x24, 0x24, 0x18, 0xFC,// q
0x00, 0x7C, 0x08, 0x04, 0x04, 0x08,// r
0x00, 0x48, 0x54, 0x54, 0x54, 0x20,// s
0x00, 0x04, 0x3F, 0x44, 0x40, 0x20,// t
0x00, 0x3C, 0x40, 0x40, 0x20, 0x7C,// u
0x00, 0x1C, 0x20, 0x40, 0x20, 0x1C,// v
0x00, 0x3C, 0x40, 0x30, 0x40, 0x3C,// w
0x00, 0x44, 0x28, 0x10, 0x28, 0x44,// x
0x00, 0x1C, 0xA0, 0xA0, 0xA0, 0x7C,// y
0x00, 0x44, 0x64, 0x54, 0x4C, 0x44,// z
0x14, 0x14, 0x14, 0x14, 0x14, 0x14,// horiz lines
};

//8*16的点阵
const unsigned char F8X16[]=	  
{
  0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,// 
  0x00,0x00,0x00,0xF8,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x33,0x30,0x00,0x00,0x00,//! 
  0x00,0x10,0x0C,0x06,0x10,0x0C,0x06,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//" 
  0x40,0xC0,0x78,0x40,0xC0,0x78,0x40,0x00,0x04,0x3F,0x04,0x04,0x3F,0x04,0x04,0x00,//# 
  0x00,0x70,0x88,0xFC,0x08,0x30,0x00,0x00,0x00,0x18,0x20,0xFF,0x21,0x1E,0x00,0x00,//$ 
  0xF0,0x08,0xF0,0x00,0xE0,0x18,0x00,0x00,0x00,0x21,0x1C,0x03,0x1E,0x21,0x1E,0x00,//% 
  0x00,0xF0,0x08,0x88,0x70,0x00,0x00,0x00,0x1E,0x21,0x23,0x24,0x19,0x27,0x21,0x10,//& 
  0x10,0x16,0x0E,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//' 
  0x00,0x00,0x00,0xE0,0x18,0x04,0x02,0x00,0x00,0x00,0x00,0x07,0x18,0x20,0x40,0x00,//( 
  0x00,0x02,0x04,0x18,0xE0,0x00,0x00,0x00,0x00,0x40,0x20,0x18,0x07,0x00,0x00,0x00,//) 
  0x40,0x40,0x80,0xF0,0x80,0x40,0x40,0x00,0x02,0x02,0x01,0x0F,0x01,0x02,0x02,0x00,//* 
  0x00,0x00,0x00,0xF0,0x00,0x00,0x00,0x00,0x01,0x01,0x01,0x1F,0x01,0x01,0x01,0x00,//+ 
  0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0xB0,0x70,0x00,0x00,0x00,0x00,0x00,//, 
  0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x01,0x01,0x01,0x01,0x01,0x01,//- 
  0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x30,0x30,0x00,0x00,0x00,0x00,0x00,//. 
  0x00,0x00,0x00,0x00,0x80,0x60,0x18,0x04,0x00,0x60,0x18,0x06,0x01,0x00,0x00,0x00,/// 
  0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00,0x00,0x0F,0x10,0x20,0x20,0x10,0x0F,0x00,//0 
  0x00,0x10,0x10,0xF8,0x00,0x00,0x00,0x00,0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00,//1 
  0x00,0x70,0x08,0x08,0x08,0x88,0x70,0x00,0x00,0x30,0x28,0x24,0x22,0x21,0x30,0x00,//2 
  0x00,0x30,0x08,0x88,0x88,0x48,0x30,0x00,0x00,0x18,0x20,0x20,0x20,0x11,0x0E,0x00,//3 
  0x00,0x00,0xC0,0x20,0x10,0xF8,0x00,0x00,0x00,0x07,0x04,0x24,0x24,0x3F,0x24,0x00,//4 
  0x00,0xF8,0x08,0x88,0x88,0x08,0x08,0x00,0x00,0x19,0x21,0x20,0x20,0x11,0x0E,0x00,//5 
  0x00,0xE0,0x10,0x88,0x88,0x18,0x00,0x00,0x00,0x0F,0x11,0x20,0x20,0x11,0x0E,0x00,//6 
  0x00,0x38,0x08,0x08,0xC8,0x38,0x08,0x00,0x00,0x00,0x00,0x3F,0x00,0x00,0x00,0x00,//7 
  0x00,0x70,0x88,0x08,0x08,0x88,0x70,0x00,0x00,0x1C,0x22,0x21,0x21,0x22,0x1C,0x00,//8 
  0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00,0x00,0x00,0x31,0x22,0x22,0x11,0x0F,0x00,//9 
  0x00,0x00,0x00,0xC0,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x30,0x30,0x00,0x00,0x00,//: 
  0x00,0x00,0x00,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x60,0x00,0x00,0x00,0x00,//; 
  0x00,0x00,0x80,0x40,0x20,0x10,0x08,0x00,0x00,0x01,0x02,0x04,0x08,0x10,0x20,0x00,//< 
  0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x00,0x04,0x04,0x04,0x04,0x04,0x04,0x04,0x00,//= 
  0x00,0x08,0x10,0x20,0x40,0x80,0x00,0x00,0x00,0x20,0x10,0x08,0x04,0x02,0x01,0x00,//> 
  0x00,0x70,0x48,0x08,0x08,0x08,0xF0,0x00,0x00,0x00,0x00,0x30,0x36,0x01,0x00,0x00,//? 
  0xC0,0x30,0xC8,0x28,0xE8,0x10,0xE0,0x00,0x07,0x18,0x27,0x24,0x23,0x14,0x0B,0x00,//@ 
  0x00,0x00,0xC0,0x38,0xE0,0x00,0x00,0x00,0x20,0x3C,0x23,0x02,0x02,0x27,0x38,0x20,//A 
  0x08,0xF8,0x88,0x88,0x88,0x70,0x00,0x00,0x20,0x3F,0x20,0x20,0x20,0x11,0x0E,0x00,//B 
  0xC0,0x30,0x08,0x08,0x08,0x08,0x38,0x00,0x07,0x18,0x20,0x20,0x20,0x10,0x08,0x00,//C 
  0x08,0xF8,0x08,0x08,0x08,0x10,0xE0,0x00,0x20,0x3F,0x20,0x20,0x20,0x10,0x0F,0x00,//D 
  0x08,0xF8,0x88,0x88,0xE8,0x08,0x10,0x00,0x20,0x3F,0x20,0x20,0x23,0x20,0x18,0x00,//E 
  0x08,0xF8,0x88,0x88,0xE8,0x08,0x10,0x00,0x20,0x3F,0x20,0x00,0x03,0x00,0x00,0x00,//F 
  0xC0,0x30,0x08,0x08,0x08,0x38,0x00,0x00,0x07,0x18,0x20,0x20,0x22,0x1E,0x02,0x00,//G 
  0x08,0xF8,0x08,0x00,0x00,0x08,0xF8,0x08,0x20,0x3F,0x21,0x01,0x01,0x21,0x3F,0x20,//H 
  0x00,0x08,0x08,0xF8,0x08,0x08,0x00,0x00,0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00,//I 
  0x00,0x00,0x08,0x08,0xF8,0x08,0x08,0x00,0xC0,0x80,0x80,0x80,0x7F,0x00,0x00,0x00,//J 
  0x08,0xF8,0x88,0xC0,0x28,0x18,0x08,0x00,0x20,0x3F,0x20,0x01,0x26,0x38,0x20,0x00,//K 
  0x08,0xF8,0x08,0x00,0x00,0x00,0x00,0x00,0x20,0x3F,0x20,0x20,0x20,0x20,0x30,0x00,//L 
  0x08,0xF8,0xF8,0x00,0xF8,0xF8,0x08,0x00,0x20,0x3F,0x00,0x3F,0x00,0x3F,0x20,0x00,//M 
  0x08,0xF8,0x30,0xC0,0x00,0x08,0xF8,0x08,0x20,0x3F,0x20,0x00,0x07,0x18,0x3F,0x00,//N 
  0xE0,0x10,0x08,0x08,0x08,0x10,0xE0,0x00,0x0F,0x10,0x20,0x20,0x20,0x10,0x0F,0x00,//O 
  0x08,0xF8,0x08,0x08,0x08,0x08,0xF0,0x00,0x20,0x3F,0x21,0x01,0x01,0x01,0x00,0x00,//P 
  0xE0,0x10,0x08,0x08,0x08,0x10,0xE0,0x00,0x0F,0x18,0x24,0x24,0x38,0x50,0x4F,0x00,//Q 
  0x08,0xF8,0x88,0x88,0x88,0x88,0x70,0x00,0x20,0x3F,0x20,0x00,0x03,0x0C,0x30,0x20,//R 
  0x00,0x70,0x88,0x08,0x08,0x08,0x38,0x00,0x00,0x38,0x20,0x21,0x21,0x22,0x1C,0x00,//S 
  0x18,0x08,0x08,0xF8,0x08,0x08,0x18,0x00,0x00,0x00,0x20,0x3F,0x20,0x00,0x00,0x00,//T 
  0x08,0xF8,0x08,0x00,0x00,0x08,0xF8,0x08,0x00,0x1F,0x20,0x20,0x20,0x20,0x1F,0x00,//U 
  0x08,0x78,0x88,0x00,0x00,0xC8,0x38,0x08,0x00,0x00,0x07,0x38,0x0E,0x01,0x00,0x00,//V 
  0xF8,0x08,0x00,0xF8,0x00,0x08,0xF8,0x00,0x03,0x3C,0x07,0x00,0x07,0x3C,0x03,0x00,//W 
  0x08,0x18,0x68,0x80,0x80,0x68,0x18,0x08,0x20,0x30,0x2C,0x03,0x03,0x2C,0x30,0x20,//X 
  0x08,0x38,0xC8,0x00,0xC8,0x38,0x08,0x00,0x00,0x00,0x20,0x3F,0x20,0x00,0x00,0x00,//Y 
  0x10,0x08,0x08,0x08,0xC8,0x38,0x08,0x00,0x20,0x38,0x26,0x21,0x20,0x20,0x18,0x00,//Z 
  0x00,0x00,0x00,0xFE,0x02,0x02,0x02,0x00,0x00,0x00,0x00,0x7F,0x40,0x40,0x40,0x00,//[ 
  0x00,0x0C,0x30,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x06,0x38,0xC0,0x00,//\ 
  0x00,0x02,0x02,0x02,0xFE,0x00,0x00,0x00,0x00,0x40,0x40,0x40,0x7F,0x00,0x00,0x00,//] 
  0x00,0x00,0x04,0x02,0x02,0x02,0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//^ 
  0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,//_ 
  0x00,0x02,0x02,0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//` 
  0x00,0x00,0x80,0x80,0x80,0x80,0x00,0x00,0x00,0x19,0x24,0x22,0x22,0x22,0x3F,0x20,//a 
  0x08,0xF8,0x00,0x80,0x80,0x00,0x00,0x00,0x00,0x3F,0x11,0x20,0x20,0x11,0x0E,0x00,//b 
  0x00,0x00,0x00,0x80,0x80,0x80,0x00,0x00,0x00,0x0E,0x11,0x20,0x20,0x20,0x11,0x00,//c 
  0x00,0x00,0x00,0x80,0x80,0x88,0xF8,0x00,0x00,0x0E,0x11,0x20,0x20,0x10,0x3F,0x20,//d 
  0x00,0x00,0x80,0x80,0x80,0x80,0x00,0x00,0x00,0x1F,0x22,0x22,0x22,0x22,0x13,0x00,//e 
  0x00,0x80,0x80,0xF0,0x88,0x88,0x88,0x18,0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00,//f 
  0x00,0x00,0x80,0x80,0x80,0x80,0x80,0x00,0x00,0x6B,0x94,0x94,0x94,0x93,0x60,0x00,//g 
  0x08,0xF8,0x00,0x80,0x80,0x80,0x00,0x00,0x20,0x3F,0x21,0x00,0x00,0x20,0x3F,0x20,//h 
  0x00,0x80,0x98,0x98,0x00,0x00,0x00,0x00,0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00,//i 
  0x00,0x00,0x00,0x80,0x98,0x98,0x00,0x00,0x00,0xC0,0x80,0x80,0x80,0x7F,0x00,0x00,//j 
  0x08,0xF8,0x00,0x00,0x80,0x80,0x80,0x00,0x20,0x3F,0x24,0x02,0x2D,0x30,0x20,0x00,//k 
  0x00,0x08,0x08,0xF8,0x00,0x00,0x00,0x00,0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00,//l 
  0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x00,0x20,0x3F,0x20,0x00,0x3F,0x20,0x00,0x3F,//m 
  0x80,0x80,0x00,0x80,0x80,0x80,0x00,0x00,0x20,0x3F,0x21,0x00,0x00,0x20,0x3F,0x20,//n 
  0x00,0x00,0x80,0x80,0x80,0x80,0x00,0x00,0x00,0x1F,0x20,0x20,0x20,0x20,0x1F,0x00,//o 
  0x80,0x80,0x00,0x80,0x80,0x00,0x00,0x00,0x80,0xFF,0xA1,0x20,0x20,0x11,0x0E,0x00,//p 
  0x00,0x00,0x00,0x80,0x80,0x80,0x80,0x00,0x00,0x0E,0x11,0x20,0x20,0xA0,0xFF,0x80,//q 
  0x80,0x80,0x80,0x00,0x80,0x80,0x80,0x00,0x20,0x20,0x3F,0x21,0x20,0x00,0x01,0x00,//r 
  0x00,0x00,0x80,0x80,0x80,0x80,0x80,0x00,0x00,0x33,0x24,0x24,0x24,0x24,0x19,0x00,//s 
  0x00,0x80,0x80,0xE0,0x80,0x80,0x00,0x00,0x00,0x00,0x00,0x1F,0x20,0x20,0x00,0x00,//t 
  0x80,0x80,0x00,0x00,0x00,0x80,0x80,0x00,0x00,0x1F,0x20,0x20,0x20,0x10,0x3F,0x20,//u 
  0x80,0x80,0x80,0x00,0x00,0x80,0x80,0x80,0x00,0x01,0x0E,0x30,0x08,0x06,0x01,0x00,//v 
  0x80,0x80,0x00,0x80,0x00,0x80,0x80,0x80,0x0F,0x30,0x0C,0x03,0x0C,0x30,0x0F,0x00,//w 
  0x00,0x80,0x80,0x00,0x80,0x80,0x80,0x00,0x00,0x20,0x31,0x2E,0x0E,0x31,0x20,0x00,//x 
  0x80,0x80,0x80,0x00,0x00,0x80,0x80,0x80,0x80,0x81,0x8E,0x70,0x18,0x06,0x01,0x00,//y 
  0x00,0x80,0x80,0x80,0x80,0x80,0x80,0x00,0x00,0x21,0x30,0x2C,0x22,0x21,0x30,0x00,//z 
  0x00,0x00,0x00,0x00,0x80,0x7C,0x02,0x02,0x00,0x00,0x00,0x00,0x00,0x3F,0x40,0x40,//{ 
  0x00,0x00,0x00,0x00,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0x00,0x00,0x00,//| 
  0x00,0x02,0x02,0x7C,0x80,0x00,0x00,0x00,0x00,0x40,0x40,0x3F,0x00,0x00,0x00,0x00,//} 
  0x00,0x06,0x01,0x01,0x02,0x02,0x04,0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//~ 
};


 //汉字点阵
const char Hzk[][32]=
{

  {0x40,0x3C,0x10,0xFF,0x10,0x10,0x20,0x10,0x8F,0x78,0x08,0xF8,0x08,0xF8,0x00,0x00,
0x02,0x06,0x02,0xFF,0x01,0x01,0x04,0x42,0x21,0x18,0x46,0x81,0x40,0x3F,0x00,0x00},/*"物",0*/
  
  {0x02,0xFE,0x92,0x92,0xFE,0x02,0x00,0x10,0x11,0x16,0xF0,0x14,0x13,0x10,0x00,0x00,
0x10,0x1F,0x08,0x08,0xFF,0x04,0x81,0x41,0x31,0x0D,0x03,0x0D,0x31,0x41,0x81,0x00},/*"联",1*/
  
  {0x00,0xFE,0x02,0x22,0x42,0x82,0x72,0x02,0x22,0x42,0x82,0x72,0x02,0xFE,0x00,0x00,
0x00,0xFF,0x10,0x08,0x06,0x01,0x0E,0x10,0x08,0x06,0x01,0x4E,0x80,0x7F,0x00,0x00},/*"网",2*/
  
  {0x08,0x08,0x88,0x68,0x08,0x08,0x09,0x0E,0x08,0x08,0x88,0x28,0x48,0x88,0x08,0x00,
0x80,0x81,0x40,0x40,0x21,0x22,0x14,0x08,0x14,0x22,0x41,0x40,0x80,0x81,0x80,0x00},/*"交",3*/
  
  {0x10,0x60,0x02,0x8C,0x00,0x44,0x64,0x54,0x4D,0x46,0x44,0x54,0x64,0xC4,0x04,0x00,
0x04,0x04,0x7E,0x01,0x80,0x40,0x3E,0x00,0x00,0xFE,0x00,0x00,0x7E,0x80,0xE0,0x00},/*"流",4*/
  
  {0x10,0x92,0x92,0xFE,0x92,0x92,0xFE,0x10,0x09,0x8A,0x8C,0xF8,0x8C,0x8A,0x09,0x00,
0x10,0x0C,0xFF,0x44,0x44,0x44,0xFC,0x00,0x08,0x08,0x08,0xFF,0x08,0x08,0x08,0x00},/*"群",5*/
  
  {0x24,0x24,0xA4,0xFE,0x23,0x22,0x00,0x3E,0x22,0x22,0x22,0x22,0x22,0x3E,0x00,0x00,
0x08,0x06,0x01,0xFF,0x01,0x06,0x40,0x49,0x49,0x49,0x7F,0x49,0x49,0x49,0x41,0x00},/*"程",6*/
  
  {0x00,0x00,0xFC,0x04,0x04,0x04,0x14,0x15,0x56,0x94,0x54,0x34,0x14,0x04,0x04,0x00,
0x40,0x30,0x0F,0x00,0x01,0x01,0x01,0x41,0x81,0x7F,0x01,0x01,0x01,0x05,0x03,0x00},/*"序",7*/
  
  {0x00,0x00,0xC0,0x5E,0x52,0x52,0x52,0x52,0x52,0x52,0x52,0x5E,0xC0,0x00,0x00,0x00,
0x80,0x80,0x8F,0x40,0x40,0x20,0x10,0x0E,0x10,0x10,0x20,0x20,0x4F,0x80,0x00,0x00},/*"员",8*/
  
  {0x40,0x40,0x42,0x42,0x42,0x42,0x42,0xFE,0x42,0x42,0x42,0x42,0x42,0x40,0x40,0x00,
0x80,0x80,0x40,0x20,0x10,0x0C,0x03,0x00,0x03,0x0C,0x10,0x20,0x40,0x80,0x80,0x00},/*"天",9*/
  
  {0x20,0x20,0x20,0xFF,0x20,0x20,0x80,0xF8,0x80,0x40,0xFF,0x20,0x10,0xF0,0x00,0x00,
0x10,0x30,0x10,0x0F,0x08,0x08,0x00,0x3F,0x40,0x40,0x5F,0x42,0x44,0x43,0x78,0x00},/*"地",10*/
};

 

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