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在有变频电机、晶闸管等工作的强干扰环境中，有8位TTL的并行数据，要发送到几十米外的主机上，选用双绞线差动传送是否有效？发送的数据率约1MB/S，应选什么器件？还有其它可用的抗干扰传输方案吗？
期待您的帮助！谢谢！
要抗干扰,转差分传吧看下HVD09
www.ti.com/.../sn65hvd09
