查看“MITX-6987-COM”的源代码

[[文件:MATX-6987 COM1，COM2]]

===== COM1： =====
{| class="wikitable"
|-
! 信号名称 !! Pin !! Pin !! 信号名称 
|-
| COM1_DCD# || 1 || 2 || COM1_DSR#
|-
| COM1_SIN || 3 || 4 || COM1_RTS#
|-
| COM1_SOUT || 5 || 6 || COM1_CTS#
|-
| COM1_DTR# || 7 || 8 || COM1_RI
|-
| GND || 9 || 10 || GND
|}

===== COM2： =====
{| class="wikitable"
|-
! 信号名称 !! Pin !! Pin !! 信号名称 
|-
| HDCD#2TX-DATA- || 1 || 2 || COM2_DSR#
|-
| HSIN2T+DATA+ || 3 || 4 || COM2_RTS#
|-
| HSOUT2RX+ || 5 || 6 || COM2_CTS#
|-
| HDTR#2RX || 7 || 8 || COM2_RI
|-
| GND || 9 || 10 || GND
|}