Microchip公司的MRF24J40MC是和2.4 GHz IEEE Std. 802.15.4™兼容的表面安装的模块,集成了晶体,电压稳压器,匹配电路,功率放大器(PA)和低噪音放大器(LNA)以及50欧姆外接天线连接器.而ZENA™无线适配器是多功能USB无线适配器,可连接装备了USB的台式电脑或笔记本电脑,或作为网络应用的无线节点,也可用作协议分析器或诊断工具.本文介绍了MRF24J40MC无线模块的主要特性,框图, PA/LNA方框图和应用电路与材料清单,PCB布局图以及三种不同频率的ZENA™无线适配器的电路图,材料清单.
The ZENA Wireless Adapter is a multi-function USB wireless adapter connecting USB-equipped desktop or notebook computers with Microchip wireless products for development or application uses. As a development tool, the ZENA Wireless Adapter can be used as a protocol analyzer or as a diagnostic tool. It can also be used to connect the computer as a wireless node to the network for application uses. The ZENA Wireless Adapter is capable of performing a variety of functions and each function can be programmed into the adapter using the built in USB boot loader.
MRF24J40: 2.4 GHz IEEE Std. 802.15.4™ RF Transceiver Module with PA/LNA and External Antenna Connector
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