一、LCD显示汉字结果展示:
二、取模软件的使用(PCtoLCD2002完美版)
1. 打开软件,点击菜单栏【选项】,打开字模选项
勾选阴码点阵、逐列式取模、顺向(高位在前,低位在后)、C51格式。
2.在下方栏目中输入欲显示的汉字,此时设置的字宽16,字高16。
点击右下方【生成字模】,即可显示在下方。可选中十六进制数部分,右击【复制】然后粘贴到编程软件里。
3.说明
字宽16,字高16,逐列式取模
高度16个位可拆分为16/8=2字节,高度16*宽度16 = 2字节*宽度16 = 32字节控制一个字符显示。
参考来源:
2412字体:即高度24*宽度12,
高度24个位可拆分为24/8=3字节
高度24*宽度12 = 3字节*宽度12 = 36字节控制一个字符显示。
三、汉字显示代码
在正点原子【 TFT LCD液晶显示实验】程序上进行修改:
1.【lcd.c】文件中增加显示汉字的函数,并在【lcd.h】文件中进行声明。
void Chinese_Show_one(u8 x, u8 y, u8 num, u8 size, u8 mode);
注意:temp = chinese[num][t]; //这个数组需要在【font.h】文件中增加
void Chinese_Show_one(u8 x, u8 y, u8 num, u8 size, u8 mode)
{
u8 temp,t,t1;
u8 y0=y;
u8 csize=(size/8 + ((size%8)?1:0)) * size; // 16/8+1
for(t=0;t<csize;t++)
{
if(size==16)
temp = chinese[num][t]; //这个数组需要在【font.h】文件中增加
else
return;
for(t1=0;t1<8;t1++)
{
if(temp&0x80)
LCD_Fast_DrawPoint(x,y,POINT_COLOR);
else
LCD_Fast_DrawPoint(x,y,BACK_COLOR);
temp<<=1;
y++;
if((y-y0)==size)
{
y=y0;
x++;
break;
}
}
}
}
2. 【font.h】文件新增数组 const unsigned char chinese[10][36]
const unsigned char chinese[10][36]={
{0x08,0x20,0x06,0x20,0x40,0x3E,0x30,0xC0,0x03,0x01,0x40,0x01,0x78,0x02,0x47,0x04,0x40,0xC8,0x40,0x30,0x40,0xC8,0x47,0x04,0x78,0x02,0x00,0x01,0x00,0x01,0x00,0x00},/*"汉",0*/
{0x08,0x40,0x30,0x40,0x20,0x40,0x24,0x40,0x24,0x40,0x24,0x42,0xA4,0x41,0x64,0xFE,0x25,0x40,0x26,0x40,0x24,0x40,0x20,0x40,0x20,0x40,0x28,0x40,0x30,0x40,0x00,0x00},/*"字",1*/
{0x00,0x02,0x00,0x42,0x00,0x22,0x7F,0x1A,0x49,0x02,0x49,0xFE,0x49,0x02,0x49,0x02,0x49,0x02,0x49,0xFE,0x49,0x02,0x7F,0x0A,0x00,0x12,0x00,0x62,0x00,0x02,0x00,0x00},/*"显",2*/
{0x02,0x04,0x02,0x08,0x42,0x10,0x42,0x60,0x42,0x00,0x42,0x02,0x42,0x01,0x43,0xFE,0x42,0x00,0x42,0x00,0x42,0x00,0x42,0x40,0x42,0x20,0x02,0x10,0x02,0x0C,0x00,0x00},/*"示",3*/
};
3. 主函数【main.c】
#include "led.h"
#include "delay.h"
#include "sys.h"
#include "usart.h"
#include "lcd.h"
int main(void)
{
u8 x=0;
u8 lcd_id[12]; //存放LCD ID字符串
delay_init(); //延时函数初始化
uart_init(9600); //串口初始化为9600
LED_Init(); //初始化与LED连接的硬件接口
LCD_Init();
POINT_COLOR=RED;
while(1)
{
switch(x)
{
case 0:LCD_Clear(WHITE);break;
case 1:LCD_Clear(BLACK);break;
case 2:LCD_Clear(BLUE);break;
case 3:LCD_Clear(RED);break;
case 4:LCD_Clear(MAGENTA);break;
case 5:LCD_Clear(GREEN);break;
case 6:LCD_Clear(CYAN);break;
case 7:LCD_Clear(YELLOW);break;
case 8:LCD_Clear(BRRED);break;
case 9:LCD_Clear(GRAY);break;
case 10:LCD_Clear(LGRAY);break;
case 11:LCD_Clear(BROWN);break;
}
POINT_COLOR=RED;
LCD_ShowString(20,40,200,24,24,"EmbeddedSystem^_^");
LCD_ShowString(30,70,200,16,16,"TFTLCD TEST");
LCD_ShowString(30,90,200,16,16,"Xi'an Peihua University");
LCD_ShowString(130,110,200,12,12,"2022/6/16");
Chinese_Show_one(90,150,0,16,0); //汉 size=16
Chinese_Show_one(90,170,1,16,0); //字
Chinese_Show_one(90,190,2,16,0); //显
Chinese_Show_one(90,210,3,16,0); //示
x++; //循环显示背景色
if(x==12)
x=0;
LED0=!LED0;
delay_ms(1000);
}
}
参考来源:lcd显示汉字——取模加显示 - 百度文库https://wenku.baidu.com/view/c665d8f45322aaea998fcc22bcd126fff7055dac.html