Vagy akár Csíkos egyveleg i2c scanner esp8266 Helyettes Villa Által
Austin Saint Aubin on X: "Rewrote i2c scanner for Arduino, ESP8266, and ESP32. Makes use of OLED display. Works well, and is fast. Helps me to verify sensors are wired correctly and
I2C scanner with SH1106 OLED display output | ESP8266