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작성자 master 작성일2018-06-05 16:31 조회6,786회 댓글0건
https://www.basic4mcu.com/bbs/board.php?bo_table=gac&wr_id=1450
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// MCU BASIC: https://www.basic4mcu.com// DateTime : 2018-06-05 오후 4:34:29// by Ok-Hyun Park//#include <avr/io.h>#define outp(x,y) ((y)=(x))#define inp(x) (x)//#define LCD_RS_SET sbi(PORTD,0)#define LCD_RS_CLEAR cbi(PORTD,0)#define LCD_RW_SET sbi(PORTD,1)#define LCD_RW_CLEAR cbi(PORTD,1)#define LCD_E_SET sbi(PORTD,2)#define LCD_E_CLEAR cbi(PORTD,2)#define LCD_LIGHT_SET sbi(PORTD,3)#define LCD_LIGHT_CLEAR cbi(PORTD,3)//#define sbi(PORTX,bitX) PORTX|=(1<<bitX)#define cbi(PORTX,bitX) PORTX&=~(1<<bitX)//unsigned char display_data1[]=" HANKYONG ";unsigned char display_data2[]=" HAMHAMHAM ";//void delay(unsigned int i){ while(--i); }//void lcd_busy(void){unsigned char busy_data;busy_data=0; LCD_E_CLEAR; outp(0x00,DDRB);do{ LCD_RS_CLEAR; LCD_RW_SET; LCD_E_SET; busy_data=inp(PINB); LCD_E_CLEAR; } while(busy_data&0x80);outp(0xFF,DDRB);}//void lcd_enable(void){ LCD_E_SET; delay(100); LCD_E_CLEAR; }//void lcd_func_set(void){ LCD_RW_CLEAR; LCD_RS_CLEAR; outp(0x38,PORTB); lcd_enable(); }//void lcd_command(unsigned char lcd_data){lcd_busy(); delay(1000); LCD_RW_CLEAR; LCD_RS_CLEAR; outp(lcd_data,PORTB); lcd_enable();}//void lcd_init(void){LCD_E_CLEAR; delay(50000); lcd_func_set(); delay(10000); lcd_func_set(); delay(1000); lcd_func_set();delay(1000); lcd_command(0x38); lcd_command(0x0C); lcd_command(0x01); lcd_command(0x06);}//void lcd_write_char(unsigned char lcd_data){lcd_busy(); delay(1000); LCD_RW_CLEAR; LCD_RS_SET; outp(lcd_data,PORTB); lcd_enable();}//void lcd_display(void){unsigned char i;LCD_LIGHT_SET;lcd_command(0x02); for(i=0;i<16;i++)lcd_write_char(display_data1[i]);lcd_command(0xC0); for(i=0;i<16;i++)lcd_write_char(display_data2[i]);}//int main(void){unsigned char LED=0;outp(0xFF,DDRB); outp(0x0F,DDRD); outp(0x00,PORTD);outp(0x00,DDRF); outp(0xFF,DDRE); outp(0xFF,PORTE);lcd_init();while(1){lcd_display();LED=inp(PINF); outp(LED,PORTE);}}
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