查看“ATX-6981 COM”的源代码

[[文件:ATX-6981 VGA_COM1，COM1.jpg|600px|缩略图|ATX-6981 VGA_COM1，COM1]]
===== VGA_COM1B： =====
{| class="wikitable"
|-
! Pin !! 信号名称 
|-
| 1 || COM1_DCD#
|-
| 2 || COM1_SIN
|-
| 3 || COM1_SOUT
|-
| 4 || COM1_DTR#
|-
| 5 || COM1_GND
|-
| 6 || COM1_DSR#
|-
| 7 || COM1_RTS#
|-
| 8 || COM1_CTS#
|-
| 9 || COM1_RI
|}

===== COM1： =====
{| class="wikitable"
|-
! 信号名称 !! Pin !! Pin !! 信号名称 
|-
| COM2_DCD# || 1 || 2 || COM2_DSR#
|-
| COM2_SIN || 3 || 4 || COM2_RTS#
|-
| COM2_SOUT || 5 || 6 || COM2_CTS#
|-
| COM2_DTR# || 7 || 8 || COM2_RI
|-
| GND || 9 || 10 || GND
|}