-- For generic SSD1306 no-name display, using i2c port at 128x64 resolution -- Available compiled-in fonts: -- font_6x10_tf -- font_unifont_t_symbols id = i2c.HW0 -- IO21 on Pin-Header P1 sda = 21 -- IO22 on Pin-Header P1 scl = 22 sla = 0x3C i2c.setup(id, sda, scl, i2c.FAST) disp = u8g2.ssd1306_i2c_128x64_noname(id, sla) disp:setFont(u8g2.font_6x10_tf) disp:setFontRefHeightExtendedText() disp:setDrawColor(1) disp:setFontPosTop() disp:setFontDirection(0) disp:clearBuffer() disp:drawStr(6, 0, "FF-ESP32-OpenMPPT") disp:drawStr(6, 14, "Init is waiting now") disp:drawStr(6, 24, "for 5 seconds.") disp:drawStr(6, 34, "To interrupt booting") disp:drawStr(6, 44, "type \"stop()\" in") disp:drawStr(6, 54, "serial terminal.") disp:sendBuffer()