YC1021 datasheet.pdf

YichipYC1021蓝牙芯片数据手册以及管脚定义，网上根本下载不到。GeneralDescription TheYC1021isaverylowpower,highperformanceandhighlyintegratedBluetooth4.2BR/EDR+BLE+ 2.4GProprietarytriple-modesolution,designedforoperationoverthe2400MHzto2483.5MhzISMfrequency band. YC1021ismanufacturedusingad