EMB-3512-COM2跳线

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COM2跳线（J3，J4）引脚定义

J3、J4：

COM2 AS RS232 PORT		COM2 AS RS485 PORT
J3	1-2	J3	3-4 5-6
J4	1-3 2-4	J4	3-5 4-6

取自“http://norcord.com:7070/index.php?title=EMB-3512-COM2跳线&oldid=10070”