This ASMedia ASM3042 is the next generation Universal Serial Bus xHCI host controller, bridging PCI Express to USB3.2, compliant with USB3.2 Specification Revision 1.0 and Intel eXtensible Host Controller Interface specification revision 1.1. It also supports backward compatible with legacy USB function and devices, compliant with USB Attach SCSI Protocol revision 1.0, supporting the function of debug port on port A of USB. ASM3042 supports two ports of USB3.2 Gen1 x1 and performs exceptional high speed bandwidth with the support of PCI Express Gen3. The PCIe ASM3042 USB3.2 expansion card application of Desktop PC, Workstations, Servers, etc...

General Feature

• Bridge PCI Express to USB3.2

• Integrate eXtensible Host Controller

• Compliant with eXtensible Host Controller Interface specification Revision 1.1

• Support Microsoft modern standby

• Upload firmware through external SPI ROM

• Support in box driver of Microsoft® Windows

• Support various Linux kernels

PCI Express Feature

• Support PCI ExpressGen3 x1

• Support high bandwidth performance with low latency

• Support PCI Express Link power management

• Compliant with PCI Express Base 3.0 Specification

• Compliant with PCI Express Card Electromechanical 2.0 specification

• Compliant with PCI Express Mini Card Electromechanical 1.2 specification

• Compliant with PCI Bus Power Management Interface Specification Revision 1.2

• Compliant with PCI Local Bus Specification Revision 3.0

• Integrate Spread Spectrum Controller for PCI Express interface

• Overclock capability on PCI Express bus

• Support SRIS mode

• Not support lane reversal

USB Feature

• Support four ports of USB3.2

• Up to USB3.2 Gen1 x1(5Gbps)

• Compliant with Universal Serial Bus 3.1 Specification Revision 1.0

• Compliant with Universal Serial Bus Specification Revision 2.0

• Compliant with USB Attached SCSI Protocol Revision 1.0

• Support USB3.2 and USB2.0 Link Power Management

• Support Control, Bulk, Stream, Interrupt, Isochronous transfer type

• Support independent port power control

• Support overcurrent detection

• Support Remote/Wakeup event

• Integrate Spread Spectrum Controller for USB3.1 interface

• Backward compatible with Legacy USB function and device

• Support the Debugport