/* Test SH1106 OLED displeje * (c) Jirka Chráska 2026; jirka@lixis.cz */ #include #include "sh1106_i2c.h" #include "font.h" sh1106_t disp; extern bitmapFONT font_spleen_6x12; extern bitmapFONT font_spleen_8x16; extern bitmapFONT font_spleen_16x32; extern bitmapFONT font_10x20; extern bitmapFONT font_9x15; #define WHITE 1 #define BLACK 0 void screen1( void ) { SH1106_clear(&disp); SH1106_drawString(&disp, 0, 0, &font_spleen_8x16, "Maličký ježeček", WHITE); SH1106_drawString(&disp, 0, 16, &font_spleen_8x16, "žere jablíčka", WHITE); SH1106_draw(&disp); } void screen2( void ) { SH1106_clear(&disp); SH1106_drawString(&disp, 0, 0, &font_9x15, "ΑBΓΔEΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΩ", WHITE); SH1106_drawString(&disp, 0, 32, &font_9x15, "αβγδεζηϑικλμνξοπρσςτυφχψω", WHITE); SH1106_draw(&disp); } void screen3( void ) { SH1106_clear(&disp); SH1106_drawString(&disp, 0, 0, &font_spleen_8x16, "Здравствуйте.", WHITE); SH1106_drawString(&disp, 0, 16, &font_spleen_8x16, "Χριστός ανέστη!", WHITE); SH1106_draw(&disp); } void screen( const char *str ) { SH1106_clear(&disp); SH1106_drawString(&disp, 0, 0, &font_spleen_8x16, str, WHITE); SH1106_draw(&disp); } void setup_i2c( void ) { i2c_init(i2c0, 1000000); gpio_set_function(4, GPIO_FUNC_I2C); gpio_set_function(5, GPIO_FUNC_I2C); gpio_pull_up(4); gpio_pull_up(5); sleep_ms(150); } int main() { char buf1[128]; char buf2[128]; memset(buf1,'\0',128); memset(buf2,'\0',128); stdio_init_all(); setup_i2c(); SH1106_init(&disp, i2c0, 0x3C, 128, 64); screen("Příliš žluťoučkýkůň pěl ďábelské ódy."); sleep_ms(5000); screen2(); sleep_ms(5000); screen3(); sleep_ms(5000); SH1106_clear(&disp); SH1106_drawRectangle(&disp, 0, 0, 127, 63, WHITE); SH1106_drawString(&disp, 10, 10, &font_spleen_8x16, "Obdélník bílý", BLACK); SH1106_draw(&disp); sleep_ms(5000); SH1106_clear(&disp); SH1106_drawRectangle(&disp, 0, 0, 127, 63,BLACK); SH1106_drawString(&disp, 10, 10, &font_spleen_8x16, "Obdélník černý", WHITE); SH1106_draw(&disp); sleep_ms(2000); while (1) { screen("Test kreslení čar"); sleep_ms(2000); for( int i=0; i<64; i++) { SH1106_clear(&disp); SH1106_drawLine(&disp,0,0,127,0,WHITE); SH1106_drawLine(&disp,0,0,0,63,WHITE); SH1106_drawLine(&disp,0,63,127,63,WHITE); SH1106_drawLine(&disp,127,0,127,63,WHITE); SH1106_drawLine(&disp,0,i,127,63-i,WHITE); SH1106_draw(&disp); // zobrazíme na displeji //sleep_ms(100); } sleep_ms(2000); SH1106_clear(&disp); for( int k=0; k<127; k++) { SH1106_drawLine(&disp,0,0,127,0,WHITE); SH1106_drawLine(&disp,0,0,0,63,WHITE); SH1106_drawLine(&disp,0,63,127,63,WHITE); SH1106_drawLine(&disp,127,0,127,63,WHITE); SH1106_drawLine(&disp,k,0,127-k,63,WHITE); SH1106_draw(&disp); // zobrazíme na displeji //sleep_ms(100); } sleep_ms(2000); SH1106_clear(&disp); for( int k=0; k<64; k++) { SH1106_drawLine(&disp,0,0,127,0,WHITE); SH1106_drawLine(&disp,0,0,0,63,WHITE); SH1106_drawLine(&disp,0,63,127,63,WHITE); SH1106_drawLine(&disp,127,0,127,63,WHITE); SH1106_drawLine(&disp,0,k,127,63-k,WHITE); // SH1106_drawLine(&disp,125-k,63,k,0); SH1106_draw(&disp); // zobrazíme na displeji //sleep_ms(100); } sleep_ms(2000); screen("Test kreslení kružnic"); SH1106_clear(&disp); for( int k=0; k<32; k++) { SH1106_drawLine(&disp,0,0,127,0,WHITE); SH1106_drawLine(&disp,0,0,0,63,WHITE); SH1106_drawLine(&disp,0,63,127,63,WHITE); SH1106_drawLine(&disp,127,0,127,63,WHITE); SH1106_drawCircle(&disp,64,32,k,WHITE); SH1106_draw(&disp); // zobrazíme na displeji sleep_ms(10); } sleep_ms(1000); for( int k=0; k<31; k++) { SH1106_drawLine(&disp,0,0,127,0,WHITE); SH1106_drawLine(&disp,0,0,0,63,WHITE); SH1106_drawLine(&disp,0,63,127,63,WHITE); SH1106_drawLine(&disp,127,0,127,63,WHITE); // problém při kreslení větších kružnic než r==32, sekne se to SH1106_drawCircle(&disp,64,32,k,BLACK); SH1106_draw(&disp); // zobrazíme na displeji sleep_ms(10); } sleep_ms(2000); SH1106_clear(&disp); screen("Všechna písmena Spleen 16x32"); sleep_ms(2000); for( int j = 0; j < font_spleen_16x32.Chars; j++ ) { sprintf(buf1, "Index :%d", j); sprintf(buf2, "CodePt:%x", font_spleen_16x32.Index[j] ); SH1106_clear(&disp); //SH1106_drawRectangle(&disp, 0, 0, 127, 31,0); SH1106_drawLine(&disp,0,0,127,0,WHITE); SH1106_drawLine(&disp,0,0,0,63,WHITE); SH1106_drawLine(&disp,0,63,127,63,WHITE); SH1106_drawLine(&disp,127,0,127,63,WHITE); SH1106_drawString(&disp,14,2,&font_spleen_6x12,"Font Spleen 16x32",WHITE); SH1106_drawLine(&disp,0,15,127,15,WHITE); SH1106_drawChar(&disp, 3, 20, &font_spleen_16x32, j, j%2 ); SH1106_drawString(&disp, 30, 20, &font_spleen_8x16, buf1, WHITE); SH1106_drawString(&disp, 30, 36, &font_spleen_8x16, buf2, WHITE); SH1106_draw(&disp); // zobrazíme písmenka na displeji sleep_ms(500); } screen("Všechna písmena Font 9x15"); sleep_ms(2000); for( int j = 0; j < font_9x15.Chars; j++ ) { sprintf(buf1, "Index :%d", j); sprintf(buf2, "CodePt:%x", font_9x15.Index[j] ); SH1106_clear(&disp); SH1106_drawLine(&disp,0,0,125,0,WHITE); SH1106_drawLine(&disp,0,0,0,63,WHITE); SH1106_drawLine(&disp,0,63,125,63,WHITE); SH1106_drawLine(&disp,125,0,125,63,WHITE); SH1106_drawString(&disp,14,2,&font_spleen_6x12,"Font 9x15",WHITE); SH1106_drawChar(&disp, 3, 20, &font_9x15, j ,WHITE); SH1106_drawString(&disp, 30, 20, &font_spleen_8x16, buf1, WHITE); SH1106_drawString(&disp, 30, 36, &font_spleen_8x16, buf2, WHITE); SH1106_draw(&disp); // zobrazíme písmenka na displeji sleep_ms(500); } } return 0; }