MSI MS-9897 - Page 24

2-10
Hardware Setup 󰀩
Serial Port Pinheader: COM1, COM2, COM3_1
This connector is a 16550A high speed communications port that sends/
receives 16 bytes FIFOs. You can attach serial devices to it through the
optional serial port bracket.
COM3_1
7.COM_NR
TS
3
9.VCC_COM3
15.GN
D
1.COM_NDCD3
3.COM_NTD3
5
.GN
D
10.No
C
onnection
8.COM_NCTS3
6.COM_NDSR3
4.COM_NDTR3
2.COM_NRD
3
11
.COM_NDCD4
12.COM_NRD4
13.COM_NTD4
14.COM_NDTR4
16.COM_NDSR4
17.COM_NR
TS
4
18.COM_NCTS4
19.VCC_COM4
20.No
C
onnection
21.COM_NDCD5
22.COM_NRD5
23.COM_NTD5
24.COM_NDTR5
25.GN
D
26.COM_NDSR5
27.COM_NR
TS
5
28.COM_NCTS5
29.VCC_COM5
30.No
C
onnection
31.COM_NDCD6
33.COM_NTD6
35.GN
D
37.COM_NR
TS
6
39.VCC_COM6
32.COM_NRD6
34.COM_NDTR6
36.COM_NDSR6
38.COM_NRI
6
40.No
C
onnection
COM1/ COM2
8.CT
S
3
.TX
D
1.DCD
6.DS
R
5
.GN
D
4.DT
R
7.
RT
S
2.RX
D
9.VCC_CO
M