uint8_t U8GLIB::initI2C(u8g_dev_t *dev, uint8_t options) { prepare(); return u8g_InitI2C(&u8g, dev, options); }
void initOLED(void){ u8g_InitI2C(&u8g, &u8g_dev_ssd1306_128x64_i2c, U8G_I2C_OPT_NONE); }