43 lines
1019 B
C++
43 lines
1019 B
C++
#include "U8glib.h"
|
|
|
|
U8GLIB_SSD1306_128X32 u8g(U8G_I2C_OPT_NONE); // I2C / TWI
|
|
|
|
void draw(void) {
|
|
// graphic commands to redraw the complete screen should be placed here
|
|
u8g.setFont(u8g_font_courR18);
|
|
//u8g.setFont(u8g_font_osb21);
|
|
u8g.drawStr( 0, 14, "Hello World!");
|
|
}
|
|
|
|
void setup(void) {
|
|
// flip screen, if required
|
|
// u8g.setRot180();
|
|
|
|
// set SPI backup if required
|
|
//u8g.setHardwareBackup(u8g_backup_avr_spi);
|
|
|
|
// assign default color value
|
|
if ( u8g.getMode() == U8G_MODE_R3G3B2 ) {
|
|
u8g.setColorIndex(255); // white
|
|
}
|
|
else if ( u8g.getMode() == U8G_MODE_GRAY2BIT ) {
|
|
u8g.setColorIndex(3); // max intensity
|
|
}
|
|
else if ( u8g.getMode() == U8G_MODE_BW ) {
|
|
u8g.setColorIndex(1); // pixel on
|
|
}
|
|
else if ( u8g.getMode() == U8G_MODE_HICOLOR ) {
|
|
u8g.setHiColorByRGB(255,255,255);
|
|
}
|
|
}
|
|
|
|
void loop(void) {
|
|
// picture loop
|
|
u8g.firstPage();
|
|
do {
|
|
draw();
|
|
} while( u8g.nextPage() );
|
|
|
|
// rebuild the picture after some delay
|
|
//delay(50);
|
|
} |