Fangrui Product Details The Board Uses 12c To Connect To The Oled Display Via The Sda (d21/gpio21) And Scl (d22/gpio22) Pins. The 12c Address Of The Oled Display Is 0x3co Module Body Esp-wroom-32 Module, Esp32 0.96inch Oled Board Has All The Functions Of The Traditional Esp32 Devkit V1 Module, Has Exactly The Same Peripheral Ports, Seamlessly Integrates With The 0.96-inch Oled Display, The Display Has A High Resolution Of 128x64 And Ssd1306 Driver, And Is Compatible With The 12c Interface. The Module Is The Esp-wroom-32 Development Board 802.11b/g/wiffi+bt Module; Low-power Dual-core 32-bit Cpu, Can Be Used As An Application Processor; The Main Frequency Is Up To 240mhz, And The Computing Power Is Up To 600dmips; Built-in 520kb Sram; Supports Uart/spi/i2c/pwm/dac/adc And Other Interfaces; Supports Openocd Debugging Interface; Supports Multiple Sleep Modes, And The Current Is As Low As 6.5ua In Deep Sleep; Embedded Lwip And Freertos; Support Sta/ap/sta+ap Mode; Support Smart Config/airkiss One-click Network Configuration; Univer