Universal Serial Bus Hub Peripheral Controller
ADVANCE INFORMATION
s USB Hub with One Upstream, One Internal Downstream, and Three External Downstream Ports on HD/HE ...
Description
ADVANCE INFORMATION
s USB Hub with One Upstream, One Internal Downstream, and Three External Downstream Ports on HD/HE Parts or Four on HF/HG Parts — Complete Universal Serial Bus Specification 1.0 Compatibility — Serves as both USB Hub and USB Embedded Function (Internal Port)
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s USB Hub — Connectivity Management — Downstream Device Connect/Disconnect Detection — Power Management, Including Suspend and Resume — Bus Fault Detection and Recovery — Full and Low Speed Downstream Device Support s Output Pin for Port Power Switching s Input Pin for Overcurrent Detection s USB Embedded Function — Supports Isochronous and Non-isochronous Data s On-chip USB Transceivers
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m 8x930Hx o UNIVERSAL c SERIAL BUS HUB . PERIPHERAL CONTROLLER U 4 t e he
s Embedded Function FIFO Data Buffers — Three Pairs of 16-byte Transmit and Receive FIFOs — One Pair of Configurable Transmit and Receive FIFOs (1 Kbyte total)
s Automatic Transmit/Receive FIFO Management
s Three USB Interrupt Vectors — Endpoint Transmit/Receive Done — Global Suspend/Resume s Low Clock Mode s User-selectable Configurations — External Wait State — External Address Range — Page Mode
— Start of Frame/Hub Endpoint Done
s Serial Bus Interface Engine (SIE) — Packet Decoding/Generation — CRC Generation and Checking — NRZI Encoding/Decoding and Bit-stuffing s Hub FIFO Data Buffers — One Pair of 16-byte Transmit and Receive FIFOs — One 1-byte Transmit Register
The 8x930Hx USB hub peripheral controller is ba...
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