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第1行： |
| − | ===== COM1引脚定义 ===== | + | ===== COM_DB: ===== |
| − | ====== COM1 跳线功能设置(J1、J2) ======
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| − | :(J1, J2)跳线用来设置 COM1 的传输模式, COM1 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:'''
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| − | :{| class="wikitable"
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| − | |-
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| − | |colspan=2|COM1 AS RS232 PORT ||colspan=2|COM2 AS RS485 PORT
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| − | |-
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| − | | J1 || 1-2 || J1 ||3-4,5-6
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| − | |-
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| − | | J2 || 1-3,2-4 ||J2 ||3-5,4-6
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| − | |}
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| − | | |
| − | ====== 当 COM1 设置为 RS232 时,主板插针定义 ======
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| − | {| class="wikitable"
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| − | |-
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| − | ! 信号名称 !! Pin# !! Pin# !! 信号名称
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| − | |-
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| − | | / || 1 || 2 || NC
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| − | |-
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| − | | COM1_RXD || 3 || 4 || COM1_RTS
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| − | |-
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| − | | COM1_TXD || 5 || 6 || COM1_CTS
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| − | |-
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| − | | NC || 7 || 8 || NC
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| − | |-
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| − | | GND || 9 || 10 || GND
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| − | |}
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| − | | |
| − | ====== 当 COM1 设置为 RS485 时,主板插针定义 ======
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| − | {| class="wikitable"
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| − | |-
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| − | ! 信号名称 !! Pin# !! Pin# !! 信号名称
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| − | |-
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| − | | COM1_DATA-_B || 1 || 2 || NC
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| − | |-
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| − | | COM1_DATA+_A || 3 || 4 || COM1_RTS
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| − | |-
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| − | | / || 5 || 6 || COM1_CTS
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| − | |-
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| − | | NC || 7 || 8 || NC
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| − | |-
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| − | | GND || 9 || 10 || GND
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| − | |}
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| − | | |
| − | ===== COM2_3引脚定义 =====
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| − | | |
| − | ====== COM2_DB 主板插针定义 ======
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| − | {| class="wikitable"
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| − | |-
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| − | ! 信号名称 !! Pin# !! Pin# !! 信号名称
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| − | |-
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| − | | / || 1 || 2 || COM2_RXD_DB
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| − | |-
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| − | | / || 3 || 4 || COM2_TXD_DB
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| − | |-
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| − | | / || 5 || 6 || NC
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| − | |-
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| − | | NC|| 7 || 8 || NC
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| − | |-
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| − | | GND || 9 || 10 || GND
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| − | |}
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| − | | |
| − | ======其中 COM3 跳线功能设置(J3、J4)======
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| − | :(J3, J4)跳线用来设置 COM3 的传输模式, COM3 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。
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| − | | |
| − | ::'''J3、J4:'''
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| − | :{| class="wikitable"
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| − | |-
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| − | |colspan=2|COM3 AS RS232 PORT ||colspan=2|COM3 AS RS485 PORT
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| − | |-
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| − | | J3 || 1-2 || J3 ||3-4,5-6
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| − | |-
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| − | | J4 || 1-3,2-4 || J4 ||3-5,4-6
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| − | |}
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| | | | |
| − | ====== 当 COM3 设置为 RS232 时,主板插针定义 ======
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| | {| class="wikitable" | | {| class="wikitable" |
| | |- | | |- |
| − | ! 信号名称 !! Pin# !! Pin# !! 信号名称
| + | ! Pin# !! 信号名称 |
| − | |-
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| − | | / || 1 || 2 || /
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| − | |-
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| − | | COM3_RXD || 3 || 4 || /
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| − | |-
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| − | | COM3_TXD || 5 || 6 || NC
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| − | |-
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| − | |NC || 7 || 8 || NC
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| − | |-
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| − | | GND || 9 || 10 || GND
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| − | |}
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| − | | |
| − | ====== 当 COM3 设置为 RS485 时,主板插针定义 ======
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| − | {| class="wikitable"
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| − | |-
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| − | ! 信号名称 !! Pin# !! Pin# !! 信号名称
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| − | |-
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| − | | COM3_DATA-_B || 1 || 2 || /
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| − | |-
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| − | | COM3_DATA+_A || 3 || 4 || /
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| − | |-
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| − | | / || 5 || 6 || NC
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| − | |-
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| − | |NC || 7 || 8 || NC
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| − | |-
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| − | | GND || 9 || 10 || GND
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| − | |}
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| − | | |
| − | ===== COM4_7引脚定义 =====
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| − | {| class="wikitable"
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| − | |-
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| − | ! 信号名称 !! Pin# !! Pin# !! 信号名称
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| − | |-
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| − | | NC || 1 || 2 || NC
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| − | |-
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| − | | COM5_RX || 3 || 4 || COM5_RTS
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| − | |-
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| − | |COM5_TX || 5 || 6 || COM5_CTS
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| − | |-
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| − | | NC || 7 || 8 ||NC
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| − | |-
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| − | | GND || 9 || 10 || GND
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| − | |-
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| − | | NC || 11 || 12 || NC
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| − | |-
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| − | |COM6_RX || 13 || 14 || COM6_RTS
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| − | |-
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| − | | COM6_TX || 15 || 16 || COM6_CTS
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| − | |-
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| − | |NC || 17 || 18 || NC
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| − | |-
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| − | | GND || 19 || 20|| GND
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| − | |-
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| − | | NC || 21 || 22 || NC
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| − | |-
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| − | |COM7_RX || 23 || 24 || COM7_RTS
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| − | |-
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| − | | COM7_TX || 25 || 26 || COM7_CTS
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| − | |-
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| − | | NC || 27 || 28 || NC
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| − | |-
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| − | | GND ||29 || 30|| GND
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| − | |-
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| − | | NC ||31 || 32 || NC
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| − | |-
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| − | | COM8_RX || 33 || 34 || COM8_RTS
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| | |- | | |- |
| − | | COM8_TX || 35 || 36 || COM8_CTS | + | | 1 || COM2_TXD |
| | |- | | |- |
| − | | NC || 37 || 38 || NC | + | | 2 || COM2_RXD |
| | |- | | |- |
| − | | GND ||39 || 40|| GND | + | | 3 || GND |
| | |} | | |} |