void system_setup(void) { clock_setup(); mco_setup(); usb_setup(); systick_setup(); rng_setup(); battery_setup(); speaker_setup(); jack_setup(); // setup pad and screen interface_setup(); // setup and reset SAM2695 sam2695_setup(); wait_ms(100); sam2695_reset(); usbmidi_setup(); // init gfx and fill screen gfx_init(ssd1306_drawpixel, SSD1306_WIDTH, SSD1306_HEIGHT, GFX_FONT_SMALL); gfx_setRotation(GFX_ROT_180); gfx_fillScreen(OLED_BLACK); gfx_setTextColor(OLED_WHITE, OLED_BLACK); // gfx_setTextWrap(1); gfx_setTextSize(1); ssd1306_display(); }
int main(int argc, char * argv[]) { printf("Starting SSD1306 Test\n"); int spiChannel = 0; int resetPin = 17; int dcPin = 21; printf("Using SPI Channel %d\n", spiChannel); printf("Reset Pin = %d, DC Pin = %d\n", resetPin, dcPin); /* * 10 MHz did work on a breadboard * safer to use slower speeds probably * 200 kHz is the approximate minimum * otherwise not all data will be transmitted */ int clock = 200000; SSD1306 * disp = ssd1306_create(spiChannel, resetPin, dcPin, clock); printf("Init\n"); ssd1306_init(disp, SSD1306_ROWS_64, SSD1306_VCCSATE_SWITCHCAP); int y = 0; int x = 0; for (; x < 100; x += 1) { for (y = 0; y < 10; ++y) { ssd1306_setPixel(disp, x, y, 1); } } for (x = 0; x < 100; x += 10) { for (y = 0; y < 10; ++y) { ssd1306_setPixel(disp, x, y, 0); } } printf("Display 10 white Boxes\n"); ssd1306_display(disp); ssd1306_delay(1000); printf("Clear\n"); ssd1306_clear(disp, 0); printf("Draw Lines\n"); int i; for (i=0; i < 128; i+=4) { ssd1306_drawLine(disp, 0, 0, i, 64-1, 1); ssd1306_display(disp); } for (i=0; i < 64; i+=4) { ssd1306_drawLine(disp, 0, 0, 128-1, i, 1); ssd1306_display(disp); } printf("Start Scrool Right\n"); ssd1306_startScrollRight(disp, 0x00, 0x0F); ssd1306_delay(2000); ssd1306_stopScroll(disp); ssd1306_delay(1000); printf("Start Scrool Left\n"); ssd1306_startScrollLeft(disp, 0x00, 0x0F); ssd1306_delay(2000); ssd1306_stopScroll(disp); ssd1306_delay(1000); ssd1306_destroy(disp); return 0; }