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请问，有没有关于CC2540实现的BLE4.0蓝牙遥控器方面的demo，或者矩阵键盘的demo，请回复谢谢！
http://www.ti.com/tool/cc2541dk-rc
你好。。我需要一些有关于cc2540的射频天线的layout 资料
。。是否可以帮助我呢？请发置我的邮箱 28700684@qq.com
请参考Application Note AN043 Small Size 2.4 GHz PCB antenna
