How it use http myosuploads3 banggood com products 20181118 20181118203901SKU742046 docxDrivers http myosuploads3 banggood com products 20181118 20181118210229drivers rarDimensional drawing http myosuploads3 banggood com products 20181118 20181118210314Dimensionaldrawing pdfPinout http myosuploads3 banggood com products 20181118 20181118210336Pinout pdfSchematic http myosuploads3 banggood com products 20181118 20181118210405Schematic pdfDescription Full integration on one board Uno R3 ATmega 328 and WiFi ESP8266 with memory 32Mb MegaByte All of the modules can work together or each separately And everyone has their own pinout headers The convenient solution for the development of new projects requiring U n o and WiFi Via USB you can update sketches and firmvare for ATmega328 and for ESP8266 For this on board have the USB serial converter CH340G Use this board is very simple The board has DIP switch to connect the modules For example to USB and ATmega328 USB and ESP8266 ATmega328 and ESP8266 Table DIP switch Specification MicrocontrollerATmega328IC Wi Fi ESP8266USB TTL converterCH340GPower Out5V 800mAPower IN USB5V 500mA max Power IN VIN DC Jack9 24VPower Consumption5V 800mALogic Level5VWiFiWi Fi 802 11 b g n 2 4 GHzUSBMicro USBClock Frequency16MHzOperating Supply Voltage5VDigital I O14Analog I O6Memory Size32MbInterface TypeserialOTAOperating temperature−40С° 125С°Length Width53 34 68 58mmWeight8AntennaBuil inexternal antenna Package included