查看“BPC-7953 COM”的源代码

[[文件:BPC-7953 COM1_2、VGA_COM3、COM4-6、COM7-10.jpg|600px|缩略图|BPC-7953 COM1_2、VGA_COM3、COM4-6、COM7-10]]
===== COM1-2-3： =====
{| class="wikitable"
|-
! Pin !! 信号名称 
|-
| 1 || DCD 
|-
| 2 || RXD 
|-
| 3 || TXD 
|-
| 4 || DTR 
|-
| 5 || GND
|-
| 6 || DSR 
|-
| 7 || RTS
|-
| 8 || CTS 
|-
| 9 || RI 
|}

===== COM1 跳线功能设置（J1，J2，J3）： =====
:{| class="wikitable"
|-
|colspan=2|COM1  RS232 PORT ||colspan=2|COM1  RS422 PORT   ||colspan=2|COM1  RS485 PORT
|-
| J1 || 1-3  2-4 || J1 || 3-5  4-6 || J1 || NC
|-
| J2 || 1-3  2-4 || J2 || 3-5  4-6 || J2 || 3-5  4-6
|-
| J3 || 1-2 || J3 || 3-4 || J3 || 5-6
|}

===== COM2 跳线功能设置（J4，J5，J6）： =====
:{| class="wikitable"
|-
|colspan=2|COM2  RS232 PORT ||colspan=2|COM2  RS422 PORT   ||colspan=2|COM2  RS485 PORT
|-
| J4 || 1-3  2-4 || J4 || 3-5  4-6 || J4 || NC
|-
| J5 || 1-3  2-4 || J5 || 3-5  4-6 || J5 || 3-5  4-6
|-
| J6 || 1-2 || J6 || 3-4 || J6 || 5-6
|}

===== COM4-6： =====
{| class="wikitable"
|-
! 信号名称 !! Pin !! Pin !! 信号名称 
|-
| DCD || 1 || 2 || DSR
|-
| SIN || 3 || 4 || RTS
|-
| SOUT || 5 || 6 || CTS
|-
| DTR || 7 || 8 || RI
|-
| GND || 9 || 10 || GND
|}

===== COM7-10： =====
{| class="wikitable"
|-
! 信号名称 !! Pin !! Pin !! 信号名称 
|-
| HDCD#7 || 1 || 2 || HDSR#7
|-
| HSIN7 || 3 || 4 || HRTS#7
|-
| HSOUT7 || 5 || 6 || HCTS#7
|-
| HDTR#7 || 7 || 8 || HRI#7
|-
| GND || 9 || 10 || GND
|-
| HDCD#8 || 11 || 12 || HDSR#8
|-
| HSIN8 || 13 || 14 || HRTS#8
|-
| HSOUT8 || 15 || 16 || HCTS#8
|-
| HDTR#8 || 17 || 18 || HRI#8
|-
| GND || 19 || 20 || GND
|-
| HDCD#9 || 21 || 22 || HDSR#9
|-
| HSIN9 || 23 || 24 || HRTS#9
|-
| HSOUT9 || 25 || 26 || HCTS#9
|-
| HDTR#9 || 27 || 28 || HRI#9
|-
| GND || 29 || 30 || GND
|-
| HDCD#10 || 31 || 32 || HDSR#10
|-
| HSIN10 || 33 || 34 || HRTS#10
|-
| HSOUT10 || 35 || 36 || HCTS#10
|-
| HDTR#10 || 37 || 38 || HRI#10
|-
| GND || 39 || 40 || GND
|}