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环境
1. 硬件 430 launchpad with touch board
2. 下载了touch board的软件包slac490,安装里面的usb驱动LaunchPad_Driver
3. CCS5.5.0
4. win8 64bit
现象
1. CCS可以连接并debug
2. 硬件管理器里面可以看到USB映射com
3. 将launch pad 串口收发短接(去掉芯片,直接launch pad USB串口芯片串口短接自回环),用串口工具,有时能回环,有时不可以
4. 驱动重新安装也没用,里面的64bit win7的驱动安装不上去
5. 重启也不行
6.在另外一台xp的机器上一切正常