https://community.nxp.com/t5/In-Vehicle-Networking/Tja1043-Termination-Resistors/m-p/2173981#M90 <P>您好：</P><P>&nbsp; &nbsp; CAN总线的两端需要加终端电阻，中间的节点（node1、node2）不需要吧。那么中间的节点是否需要R1、R2两个电阻？</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="aiweixin_2-1758605592704.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/358087iA996D6B959E370DB/image-size/medium?v=v2&amp;px=400" role="button" title="aiweixin_2-1758605592704.png" alt="aiweixin_2-1758605592704.png" /></span></P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="aiweixin_1-1758605528138.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/358086iC2E5F9C506216FEA/image-size/medium?v=v2&amp;px=400" role="button" title="aiweixin_1-1758605528138.png" alt="aiweixin_1-1758605528138.png" /></span></P><P>&nbsp;</P><P>&nbsp;</P> Tue, 23 Sep 2025 05:35:28 GMT aiweixin 2025-09-23T05:35:28Z https://community.nxp.com/t5/In-Vehicle-Networking/Tja1043-Termination-Resistors/m-p/2173939#M87 <P>Dear,</P><P>&nbsp; &nbsp; If the product isn't bus line end node (or the customer requests that the product should not have terminal resistors inside), is two resistors of pin.SPLIT necessary and can be removed?</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="aiweixin_0-1758599789346.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/358076i7CF54737A4AE6947/image-size/medium?v=v2&amp;px=400" role="button" title="aiweixin_0-1758599789346.png" alt="aiweixin_0-1758599789346.png" /></span></P><P>&nbsp;</P> Tue, 23 Sep 2025 03:59:28 GMT https://community.nxp.com/t5/In-Vehicle-Networking/Tja1043-Termination-Resistors/m-p/2173939#M87 aiweixin 2025-09-23T03:59:28Z https://community.nxp.com/t5/In-Vehicle-Networking/Tja1043-Termination-Resistors/m-p/2173951#M88 <P>终端电阻是需要的，没有终端电阻通信不了的，但是这个SPLIT pin可以不用。</P> Tue, 23 Sep 2025 04:38:58 GMT https://community.nxp.com/t5/In-Vehicle-Networking/Tja1043-Termination-Resistors/m-p/2173951#M88 guoweisun 2025-09-23T04:38:58Z https://community.nxp.com/t5/In-Vehicle-Networking/Tja1043-Termination-Resistors/m-p/2173952#M89 <P>终端电阻是需要的，没有终端电阻通信不了的，但是这个SPLIT pin可以不用。</P> Tue, 23 Sep 2025 04:38:58 GMT https://community.nxp.com/t5/In-Vehicle-Networking/Tja1043-Termination-Resistors/m-p/2173952#M89 guoweisun 2025-09-23T04:38:58Z https://community.nxp.com/t5/In-Vehicle-Networking/Tja1043-Termination-Resistors/m-p/2173981#M90 <P>您好：</P><P>&nbsp; &nbsp; CAN总线的两端需要加终端电阻，中间的节点（node1、node2）不需要吧。那么中间的节点是否需要R1、R2两个电阻？</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="aiweixin_2-1758605592704.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/358087iA996D6B959E370DB/image-size/medium?v=v2&amp;px=400" role="button" title="aiweixin_2-1758605592704.png" alt="aiweixin_2-1758605592704.png" /></span></P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="aiweixin_1-1758605528138.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/358086iC2E5F9C506216FEA/image-size/medium?v=v2&amp;px=400" role="button" title="aiweixin_1-1758605528138.png" alt="aiweixin_1-1758605528138.png" /></span></P><P>&nbsp;</P><P>&nbsp;</P> Tue, 23 Sep 2025 05:35:28 GMT https://community.nxp.com/t5/In-Vehicle-Networking/Tja1043-Termination-Resistors/m-p/2173981#M90 aiweixin 2025-09-23T05:35:28Z https://community.nxp.com/t5/In-Vehicle-Networking/Tja1043-Termination-Resistors/m-p/2173989#M91 <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="guoweisun_0-1758606824453.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/358088i293041812D2B0250/image-size/medium?v=v2&amp;px=400" role="button" title="guoweisun_0-1758606824453.png" alt="guoweisun_0-1758606824453.png" /></span></P> <P>像上面这种就是optional的</P> <P>&nbsp;</P> Tue, 23 Sep 2025 05:54:02 GMT https://community.nxp.com/t5/In-Vehicle-Networking/Tja1043-Termination-Resistors/m-p/2173989#M91 guoweisun 2025-09-23T05:54:02Z