| 0,0 → 1,190 |
|---|
| //************************************************************************ |
| // lcd /define nSCLK, nSDIN, nDC, nSC, nRESET / |
| |
| //uint8_t init_n5110[9]={0x21,0xc5,0x13,0x20,0x09,0x08,0xc,0x40,0x80}; |
| |
| #include <avr/io.h> |
| #include <avr/pgmspace.h> |
| #include <util/delay.h> |
| #include <stdint.h> |
| #include <stdio.h> |
| #include "lcd.h" |
| #include "ascii_table.h" |
| |
| void delay_ms1(uint16_t time) |
| { |
| while(time--) _delay_ms(1); |
| } |
| |
| void N5110_send(uint8_t data) |
| { |
| uint8_t a; |
| |
| for (a=0;a<8;a++) |
| { |
| nSCLK_L; |
| if (data & 0x80) nSDIN_H; |
| else nSDIN_L; |
| data <<= 1; |
| nSCLK_H; |
| } |
| } |
| |
| void N5110_send_data(uint8_t data) |
| { |
| nDC_H; |
| nCS_L; |
| N5110_send(data); |
| nCS_H; |
| } |
| |
| void N5110_send_command(uint8_t data) |
| { |
| nDC_L; |
| nCS_L; |
| N5110_send(data); |
| nCS_H; |
| } |
| |
| void LCD_N5110_INIT(void) |
| { |
| //uint8_t a; |
| |
| nDC_H; |
| nSCLK_H; |
| nCS_H; |
| nRESET_L; |
| delay_ms1(20); |
| nRESET_H; |
| |
| //mise lcd |
| //for (a=0;a<9;a++) N5110_send_command(init_n5110[a]); |
| N5110_send_command(EXTENDED_SET); |
| N5110_send_command(VOP|0x45); //default 0x45 |
| N5110_send_command(BIAS_1); |
| N5110_send_command(H_ADDR); |
| N5110_send_command(DISPLAY_ALL_ON); |
| //clear_lcd(); |
| //delay_ms1(1000); |
| N5110_send_command(DISPLAY_BLANK); |
| //delay_ms1(1000); |
| N5110_send_command(DISPLAY_NORMAL); |
| |
| /* //mija lcd |
| //for (a=0;a<9;a++) N5110_send_command(init_n5110[a]); |
| //N5110_send_command(EXTENDED_SET); |
| //N5110_send_command(VOP|69); //default 0x45 |
| //N5110_send_command(BIAS_3); |
| N5110_send_command(H_ADDR); |
| //N5110_send_command(DISPLAY_ALL_ON); |
| //clear_lcd(); |
| //delay_ms(1000); |
| //N5110_send_command(DISPLAY_BLANK); |
| //delay_ms(1000); |
| N5110_send_command(DISPLAY_NORMAL); |
| */ |
| } |
| |
| //************************************************************************ |
| // buffer lcd |
| |
| uint8_t video_buf[504]; |
| uint8_t *offset_text; |
| |
| int lcd_put(char c, FILE *stream) |
| { |
| uint8_t a; |
| uint16_t pos; |
| |
| pos = (c - 0x20) * 5; |
| for(a=0; a<5;a++) |
| { |
| *(offset_text++) = pgm_read_byte(&ASCII_TABLE1[pos+a]); |
| } |
| *(offset_text++) = 0; |
| return 0; |
| } |
| |
| int lcd_put2(char c, FILE *stream) |
| { |
| uint8_t a; |
| uint8_t b; |
| uint16_t pos; |
| uint8_t pom; |
| uint8_t l_text; |
| uint8_t h_text; |
| |
| pos = (c - 0x20) * 5; |
| for(a=0; a<5;a++) |
| { |
| h_text=0; |
| l_text=0; |
| pom = pgm_read_byte(&ASCII_TABLE1[pos+a]); |
| for (b=0;b<4;b++) |
| { |
| if (pom & 0x01) l_text |= 3<<(2*b); |
| if (pom & 0x10) h_text |= 3<<(2*b); |
| pom>>=1; |
| } |
| *(offset_text+84) = h_text; |
| *(offset_text++) = l_text; |
| } |
| *(offset_text+84) = 0; |
| *(offset_text++) = 0; |
| return 0; |
| } |
| |
| |
| void gotoxy(uint8_t x,uint8_t y) |
| { |
| offset_text= video_buf + (y-1)*84 + 6*(x-1); |
| } |
| |
| void lcd_refresh(void) |
| { |
| uint16_t a; |
| uint8_t *point; |
| |
| N5110_send_command(0x40); |
| N5110_send_command(0x80); |
| point = video_buf; |
| for (a=0;a<504;a++) N5110_send_data(*(point++)); |
| |
| } |
| |
| void buffer_clr(void) |
| { |
| uint16_t a; |
| |
| for (a=0;a<504;a++) video_buf[a]=0; |
| offset_text = video_buf; |
| } |
| |
| //************************************************************************ |
| // graphics |
| |
| void lcd_plot(uint8_t x, uint8_t y) |
| { |
| uint8_t *point; |
| |
| if (x>(LCD_WIDTH-1) || y>(LCD_HEIGHT-1)) return; |
| point = video_buf + LCD_WIDTH*((LCD_HEIGHT-y-1)/8)+x; |
| *point |= 1<<(7-(y%8)); |
| } |
| |
| void lcd_line(uint8_t x1,uint8_t y1,uint8_t x2, uint8_t y2) |
| { |
| uint8_t a; |
| uint8_t savex,savey; |
| |
| if (x1>x2) {savex=x1;savey=y1;x1=x2;y1=y2;x2=savex;y2=savey;} |
| if (y1>y2) |
| { |
| if ((x2-x1)>(y1-y2))for (a=x1;a<=x2;a++)lcd_plot(a,y1-((y1-y2)*(a-x1)/(x2-x1))); |
| else for (a=y2;a<=y1;a++)lcd_plot(x2-((x2-x1)*(a-y2)/(y1-y2)),a); |
| return; |
| } |
| if ((x2-x1)>(y2-y1))for (a=x1;a<=x2;a++)lcd_plot(a,y1+((y2-y1)*(a-x1)/(x2-x1))); |
| else for (a=y1;a<=y2;a++)lcd_plot(x1+((x2-x1)*(a-y1)/(y2-y1)),a); |
| } |
| |