Asus PRIME B350M-A/CSM User Guide - Page 14

1-6

Chapter 1: Product introduction

15.

PCI Express 2.0 x1 slots

This motherboard has two PCI Express 2.0 x1 slots that support PCI Express x1

network cards, SCSI cards, and other cards that comply with the PCI Express

speciﬁcations.

16.

PCI Express x16 slot

This motherboard supports one PCI Express x16 graphic card that complies with the

PCI Express speciﬁcations.

A

B

C

D

E

F

G

H

PCIEx16_1

–

–

–

shared

–

–

–

–

PCIEx1_1

shared

–

–

–

–

–

–

–

PCIEx1_2

–

–

–

shared

–

–

–

–

M.2

–

–

–

shared

–

–

–

–

APU USB3.0 XHCI

controller

–

–

shared

–

–

–

–

–

AMD Promonotry Chip

XHCI controller

shared

–

–

–

–

–

–

–

SATA controller

–

–

–

shared

–

–

–

–

HD audio controller

–

–

–

–

–

–

shared

–

Realtek LAN controller

–

–

shared

–

–

–

–

–

ASMedia Controller

shared

–

–

–

–

–

–

–

IRQ assignments for this motherboard

•

For AMD socket AM4 A-series/Athlon™ Series processors

14.

Digital audio connector (4-1 pin SPDIF_OUT)

This connector is for an additional Sony/Philips Digital Interface (S/

PDIF) port. Connect the S/PDIF Out module cable to this connector,

then install the module to a slot opening at the back of the system

chassis.

SPDIF_OUT

+5V

SPDIFOUT

GND

Section	Page
Safety information	4
About this guide	4
Package contents	6
PRIME B350M-A specifications summary	6
Product introduction	9
1.1 Before you proceed	9
1.2 Motherboard overview	9
1.3 Central Processing Unit (CPU)	18
1.4 System memory	20
BIOS information	23
2.1 Managing and updating your BIOS	23
2.2 BIOS setup program	27
2.3 Exit menu	32
Appendix	33
Notices	33

Asus PRIME B350M-A/CSM User Guide - Page 14

IRQ assignments for this motherboard, For AMD socket AM4 A-series/Athlon™ Series processors

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