pseudo-clock on i2c monochrome 128x64 display (ST7567)

SCL_PIN SCL // SCL pin of OLED. Default: D1 (ESP8266) or D22 (ESP32) SDA_PIN SDA // SDA pin of OLED. Default: D2 (ESP8266) or D21 (ESP32) definition: U8G2_ST7567_ENH_DG128064I_F_SW_I2C u8g2(U8G2_R0, SCL, SDA, U8X8_PIN_NONE); in setup; u8g2.setI2CAddress(0x3F * 2);