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tms570ls3137

Other Parts Discussed in Thread: TMS570LS3137, HALCOGEN

您好,我将tms570ls3137的SCIRX和SCITX与RS485(MAX3076)通信,但是无法发送和接受到信号。请问是端口连接错误还是程序问题?您可以帮我写一段验证端口是否通的程序吗?