jacob451 RS-422硬接线 2006/12/2 20:40:16

下面是关于RS-422线的接法： 25 Pin of RS-4229 Pin of RS-422SD-A15(线号)3(线号)R-RD-B22(线号)2(线号)T-SD-B14(线号)7(线号)R+RD-B21(线号… 阅读全文 0 人评论