JHD164A 데이터 시트보기 (PDF) - Unspecified

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JHD164A

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{ if (position > 39)position -= 0x14;

else

{

if (position > 19)position += 0x2c;

}

}

cmd=cmd|position;

lcd_wrcmd(cmd); } void lcd_wrdata(char lcddata) /*在当前显示位置显示数据*/ { char i;

lcdusing2=1;

while(lcd_checkbusy());

if(lcdcounter==20){

lcd_moveto(20);

while(lcd_checkbusy());

}

if(lcdcounter==40){

lcd_moveto(40);

while(lcd_checkbusy());

}

if(lcdcounter==60){

lcd_moveto(60);

while(lcd_checkbusy());

}

if(lcdcounter==80){

lcd_moveto(0);

while(lcd_checkbusy());

lcdcounter=0;

} /*为通用而如此*/

lcdcounter++;

lcdbus=lcddata;

dc=1; /*dc=1为数据,=0 为命令.*/

rw=0; /*rw=1为读,=0 为写.*/

cs=1; /*cs=1选通.*/

soft_nop();

cs=0;

lcdbus=0xff;

lcdusing2=0; } void lcd_string(char *strpoint) /*在当前显示位置显示LCD 字符串*/

{ register i=0;

while(strpoint[i]!=0){

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