In this project, I've made a Step Counter using an ESP32. Follow the steps given below to make this.
1. Place the esp32 on a breadboard.
2. Conenct the oled SDA and SCL to D21 and D22 of ESP32 respectively and VCC GND to +3.3V and respectively.
3. Connect the adxl345 SDA and SCL also to D21 and D22 respectively and VCC and GND to 3.3 V and GND respectively.
4 Upload the code.