OK, i found it. This SSD1306 module, apparently, need at least 1.5 seconds to stabilize.
@Pinnchus started
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
OK, i found it. This SSD1306 module, apparently, need at least 1.5 seconds to stabilize.