[Introduction]：The E78-DTU(470LN22) series is a standard LoraWan node module designed and produced by Chengdu EBYTE Electronic Technology Co., Ltd., with operating band CN470 to 510MHZ,supporting CLASS -A/CLASS-C node type that supports both ABP/OTAA access, while the module features a variety of low-power modes, with a standard UARTfor external communicationinterfaces and AT for users The instructions are simply configured to access the standard LoraWan In the network, it's a great choice for current IoT applications.