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随便下载程序会不会把它破坏掉
CC2540 USB Dongle Reference Design： http://www.ti.com/tool/cc2540usb-rd
cc2541 Keyfob：http://www.ti.com/tool/CC2541KEYFOB-RD
嗯，谢谢，是我需要的东西，不知道用的什么软件打开。
Altium Designer 或CADSTAR
