AXIOMTEK MMB501, User Manual

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MMB501 LGA1151 ATX Motherboard
22 Board and Pin Assignments
Note
[*]
: Signals of COM1 can be RS-232/422/485 by selecting JP3, JP5 and JP6
(see section 2.3.3).
[**]
: Pin 1 of COM1 can be DCD/+5V and pin 9 of COM1 can be RI/+12V by
selecting JP4 (see section 2.3.4).
2.4.16 COM Headers (COM2~COM6)
The motherboard comes with 5x2-pin p=2.0mm Box headers for COM2~COM6 serial
port interfaces.
COM3~COM6:
Note
[*]
: Signals of COM2 can be RS-232/422/485 by selecting JP7, JP9 and JP10
(see section 2.3.5).
[**]
: Pin 2 of COM2 can be DCD/+5V and pin7 of COM2 can be RI/+12V by
selecting JP8 (see section 2.3.6).
2.4.17 SATA 3.0 Connectors (SATA1~SATA6)
These Serial Advanced Technology Attachment (Serial ATA or SATA) connectors are for
SATA 3.0 interface allowing up to 6.0Gb/s data transfer rate. It is a computer bus
interface for connecting to devices such as hard disk drive.
Pin Signal Pin Signal
1 DSR# 2
DCD#
[**]
3 RTS# 4 RXD#
5 CTS# 6 TXD#
7
RI#
[**]
8 DTR#
10 GND
Pin Signal
1 GND
2
3 SATA_TX-
4 GND
5 SATA_RX-
6
7 GND