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cc2640使用系统提供的串口数据发送 API uart_write() 发送数据时 会阻塞在函数里面有时候不能返回，大家有没遇见过呀
你使用的SDK版本是多少，提供下更详细的信息，哪个例程，在哪里调用的，没有上下文不好做出判断
