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准备采用SN65C1168E实现RS422串口通信，datasheet上并没写明数据传速速率，现在如何控制发送数据的波特率，是有处理器编程实现吗？谢谢专家？
如果您指的控制总线速率，RS收发器是没有这样功能的
那我如何控制RS422串口通信速率？
由主机来控制速率。
