ATmega16液晶12864Word文档下载推荐.docx
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- 上传时间:2022-11-15
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ATmega16液晶12864Word文档下载推荐.docx
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//睡眠文件
avr/interrupt.h>
//中断文件
avr/eeprom.h>
//eeprom
#defineBIT(x)(1<
<
(x))
#defineucharunsignedchar
#defineuintunsignedint
/*12864*/
/*并行模式*/
/*引脚说明*/
/*PC0RSPC1RWPC2EPC3背光PC4RST*/
/*PA0~PA7数据*/
//宏定义
#defineDDR_SHUJUDDRA
#definePORT_SHUJUPORTA
#definePIN_SHUJUPINA
#defineDDR_KZDDRC
#definePORT_KZPORTC
#defineRS_HPORT_KZ|=BIT(0)
#defineRS_LPORT_KZ&
=~(BIT(0))
#defineRW_HPORT_KZ|=BIT
(1)
#defineRW_LPORT_KZ&
=~(BIT
(1))
#defineE_HPORT_KZ|=BIT
(2)
#defineE_LPORT_KZ&
=~(BIT
(2))
#defineBEIGUABG_HPORT_KZ|=BIT(3)
#defineBEIGUABG_LPORT_KZ&
=~(BIT(3))
#defineRESETPORT_KZ&
=~(BIT(4)),PORT_KZ|=BIT(4)
ucharlcd_read()//读忙函数
{
ucharbl;
DDR_SHUJU=0;
//输入
PORT_SHUJU=0xff;
//上拉电阻
RS_L;
RW_H;
E_H;
_delay_ms
(1);
bl=PIN_SHUJU;
E_L;
RW_L;
PORT_SHUJU=0;
DDR_SHUJU=0xff;
returnbl;
}
voidlcd_write_char(ucharshuju)//写字符函数
while(lcd_read()&
BIT(7));
RS_H;
PORT_SHUJU=shuju;
voidlcd_write_string(char*str)//写字符串函数
while(*str!
='
\0'
)
{
lcd_write_char(*str);
str++;
}
voidlcd_write_zhiling(ucharzhiling)//写指令
PORT_SHUJU=zhiling;
//指令集宏定义//
#defineZHILINGJI_JIBENlcd_write_zhiling(0x30)//基本指令集
#defineZHILINGJI_KUOZHANlcd_write_zhiling(0x34)//扩展指令集
#defineHUITU_OFFlcd_write_zhiling(0x34)//绘图关
#defineHUITU_ONlcd_write_zhiling(0x36)//绘图开
#defineQINGPING_WENZIlcd_write_zhiling(0x01)//文字清屏
voidhuitu_qingping()
uchari,j;
ZHILINGJI_KUOZHAN;
//扩充指令集
HUITU_OFF;
//绘图关
for(i=0;
i<
32;
i++)
lcd_write_zhiling(0x80+i);
//y地址
lcd_write_zhiling(0x80);
//x地址
ZHILINGJI_JIBEN;
//基本指令集
for(j=0;
j<
16;
j++)
{
lcd_write_char(0);
//数据
}
ZHILINGJI_KUOZHAN;
HUITU_ON;
//开显示
voidhuitu_fenkuai(ucharX,ucharY,uchartu[])
uchari;
switch(Y)
case1:
X+=0;
break;
case2:
X+=8;
;
default:
X--;
//扩充指令集
//绘图关
//y地址
lcd_write_zhiling(0x80+X);
//x地址
//基本指令集
lcd_write_char(tu[2*i]);
lcd_write_char(tu[2*i+1]);
//扩充指令集
//绘图开
voidhuitu_quanping(uchartu[],ucharn)
inti,j,k=0;
if(n==1)
for(i=0;
lcd_write_zhiling(0x80+i);
lcd_write_zhiling(0x80);
ZHILINGJI_JIBEN;
for(j=0;
8;
j++,k++)
{
lcd_write_char(tu[k]);
k++;
}
ZHILINGJI_KUOZHAN;
}
else
lcd_write_zhiling(0x88);
HUITU_ON;
voidchushihua_12864()
PORT_KZ|=BIT(4);
DDR_KZ=0xff;
RESET;
ZHILINGJI_JIBEN;
//基本指令集
lcd_write_zhiling(0x08);
//显示关
lcd_write_zhiling(0x01);
//清显示
lcd_write_zhiling(0x02);
//地址归位
lcd_write_zhiling(0x10);
//设置游标
lcd_write_zhiling(0x0c);
//开显示
huitu_qingping();
voidtuxiang_1()
uchartu[513]={
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x12,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x20,0x0E,0x0E,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x08,0x11,0x11,0x10,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x40,0xB0,0xA1,0x88,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x01,0x62,0x19,0x10,0x41,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x04,0x07,0x08,0x08,0x02,0x01,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x15,0x40,0x40,0x04,0x04,0x00,0x80,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x41,0x11,0x02,0x08,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0xD0,0
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- ATmega16 液晶 12864