Fixed LF task 3. Also added new cool screen and adc feature. Currently only LF in copied file.
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| // | ||
| // display.c | ||
| // | ||
| #define F_CPU 3333333UL | ||
| // System headers | ||
| #include <avr/io.h> | ||
| #include <util/delay.h> | ||
| #include <stdbool.h> | ||
| // Project headers | ||
| #include "display.h" | ||
| #include "spi.h" | ||
| #include "font8x8.h" | ||
| #define DSP_MODE_bm (1 << 3) | ||
| #define DSP_MODE_PORT PORTC | ||
| #define DSP_RST_bm (1 << 7) | ||
| #define DSP_RST_PORT PORTC | ||
| // This file contains a simple driver for the display so that one can print characters and strings. | ||
| // You shouldn't need to do anything in this file for things to work. | ||
| // Of course, you're welcome to check it out if you want to see how things work under the hood. | ||
| void DISP_rst(); | ||
| void DISP_transmit_cmd(uint8_t cmd); | ||
| void DISP_transmit_data(uint8_t data); | ||
| void DISP_set_mode(bool mode); | ||
| int cursor_row = 0; | ||
| int cursor_col = 0; | ||
| void DISP_print(const char* str) | ||
| { | ||
| while(*str != '\0') | ||
| { | ||
| DISP_putc(*str); | ||
| str++; | ||
| } | ||
| } | ||
| void DISP_putc(char c) | ||
| { | ||
| if(c == '\n') | ||
| { | ||
| if(cursor_col == 0) | ||
| { | ||
| DISP_putc(' '); | ||
| } | ||
| while(cursor_col != 0) | ||
| { | ||
| DISP_putc(' '); | ||
| } | ||
| return; | ||
| } | ||
| else if(c == '\t') | ||
| { | ||
| int count = 3 - (cursor_col % 4); | ||
| for(int i = 0; i < count; i++) | ||
| { | ||
| DISP_putc(' '); | ||
| } | ||
| return; | ||
| } | ||
| else if(c < 0x20) | ||
| { | ||
| return; | ||
| } | ||
| else if(c < 0x7F) | ||
| { | ||
| uint8_t d[8] = { | ||
| pgm_read_byte(&(font8x8_basic[(int)c - 0x20][0])), | ||
| pgm_read_byte(&(font8x8_basic[(int)c - 0x20][1])), | ||
| pgm_read_byte(&(font8x8_basic[(int)c - 0x20][2])), | ||
| pgm_read_byte(&(font8x8_basic[(int)c - 0x20][3])), | ||
| pgm_read_byte(&(font8x8_basic[(int)c - 0x20][4])), | ||
| pgm_read_byte(&(font8x8_basic[(int)c - 0x20][5])), | ||
| pgm_read_byte(&(font8x8_basic[(int)c - 0x20][6])), | ||
| pgm_read_byte(&(font8x8_basic[(int)c - 0x20][7])) | ||
| }; | ||
| for(uint8_t b = 0; b < 8; b++) | ||
| { | ||
| uint8_t db = 0; | ||
| db |= (((d[0] >> b) & 0x1) << 0); | ||
| db |= (((d[1] >> b) & 0x1) << 1); | ||
| db |= (((d[2] >> b) & 0x1) << 2); | ||
| db |= (((d[3] >> b) & 0x1) << 3); | ||
| db |= (((d[4] >> b) & 0x1) << 4); | ||
| db |= (((d[5] >> b) & 0x1) << 5); | ||
| db |= (((d[6] >> b) & 0x1) << 6); | ||
| db |= (((d[7] >> b) & 0x1) << 7); | ||
| DISP_transmit_data(db); | ||
| } | ||
| < |