can总线终端电阻的作用
时间: 2023-10-30 20:56:28 浏览: 231
回答: CAN总线终端电阻的作用是匹配线缆的特征阻抗,以确保信号的传输质量和稳定性。终端电阻的阻值通常为120欧姆,它们被放置在CAN总线的两个端点上。终端电阻的作用是消除信号的反射和干扰,确保信号在总线上的传输不会出现波形失真和信号衰减。通过匹配线缆的特征阻抗,终端电阻可以使信号在总线上正常传输,并提高总线的抗干扰能力。终端电阻的具体作用是防止信号的反射,确保信号的完整性和稳定性。\[1\]\[2\]
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