无线下载更新程序功能，在zigbee的应用中非常有用，现在的厂商包括TI freescale等厂商号称可以但都未提供该功能或者该功能还很不成熟，上传的是基于5139芯片的无线下载更新功能程序，非常实用。-Wireless download the update feature in zigbee application is very useful, and now manufacturers and other vendors, including TI freescale claims ma