Convenient prototyping through simple programming via Lua script or in the Arduino IDE and breadboard compatible design. This board has 2.4 GHz dual-mode Wi-Fi and Bluetooth. 512kb SRAM and 4MB memory are also integrated on the microcontroller development board. DATA INTERFACES: UART, I2C, SPI, DAC, ADC https://elecena.pl/product/28015685/joy-it-development-board-wi-fi-bluetooth-4mb-memory 2025-03-12 https://elecena.pl/product/28015685/joy-it-development-board-wi-fi-bluetooth-4mb-memory 2025-09-17