查看“EMB-3581-COM”的源代码

===== COM1: =====
===== COM1引脚定义 =====
[[文件:EMB-3581-COM.jpg|450px|缩略图|EMB-3581-COM]]
:{| class="wikitable"
|-
! 信号名称 !! Pin# !! Pin# !! 信号名称 
|-
| NC  || 1 || 2 || COM7_RX
|-
| COM4_RX || 3 || 4 || COM7_TX
|-
| COM4_TX || 5 || 6 || NC
|-
| NC  || 7 || 8 || NC
|-
| GND || 9 || 10 || GND
|}

===== COM2引脚定义 =====
====== COM2 1COM 跳线功能设置(J1、J2) ======
:COM2 是一分四COM,(J1、J2)控制COM2 的1 COM
:(J1, J2)跳线用来设置 COM2 的1 COM 的传输模式, 1COM 支持 RS232/RS485 两种传输模式,您可以根据您自身的需求来选择设置。
::'''J1、J2:'''
:{| class="wikitable"
|-
|colspan=2|COM2 1COM AS RS232 PORT ||colspan=2|COM2 1COM AS RS485 PORT
|-
| J1 || 1-2 || J1 ||3-4,5-6
|-
|  J2 || 1-3,2-4 ||J2 ||3-5,4-6 
|}

====== COM2 2COM 跳线功能设置(J3、J4) ======
:COM2 是一分四COM,(J3、J4)控制COM2 的2 COM
:(J1, J2)跳线用来设置 COM2 的2 COM 的传输模式, 1COM 支持 RS232/RS485 两种传输模式,您可以根据您自身的需求来选择设置。
::'''J3、J4:'''
:{| class="wikitable"
|-
|colspan=2|COM2 2COM AS RS232 PORT ||colspan=2|COM2 2COM AS RS485 PORT
|-
| J3 || 1-2 || J1 ||3-4,5-6
|-
|  J4 || 1-3,2-4 ||J2 ||3-5,4-6 
|}


==== COM2:====
:{| class="wikitable"
|-
! 信号名称 !! Pin# !! Pin# !! 信号名称 
|-
| JCOM1_D- || 1 || 2 || NC
|-
| JCOM1_D+|| 3 || 4 || JCOM1_RTS
|-
| JCOM1_TX|| 5 || 6 || JCOM1_CTS
|-
| NC || 7 || 8 || NC
|-
| GND || 9 || 10 || GND
|-
| JCOM2_D- || 11 || 12 || NC
|-
| JCOM2_D+ || 13 || 14 || JCOM2_RTS
|-
| JCOM2_TX || 15 || 16 || JCOM2_CTS
|-
| NC || 17 || 18 || NC
|-
| GND || 19 || 20 || GND
|-
| NC || 21 || 22 || NC
|-
| JCOM3_RX || 23 || 24 || JCOM3_RTS
|-
| JCOM3_TX || 25 || 26 || JCOM3_CTS
|-
| NC || 27 || 28 || NC
|-
| GND || 29 || 30 || GND
|-
| NC || 31 || 32 || NC
|-
| JCOM4_RX || 33 || 34 || JCOM4_RTS
|-
| JCOM4_TX || 35 || 36 || JCOM4_CTS
|-
| NC || 37 || 38 || NC
|-
| GND || 39 || 40 || GND
|}
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