Black Box USB Single-Port Hub IC266A Specifikace stáhnout pdf (Strana 10)

CHAPTER 2: Introduction

2.3 Technical Description

The USB Single-Port Hub (RS-422/485) uses a USB

UART. This chip features programmable baud rate, data

format, a 128-byte dual-port TX buffer, and a 384-byte

dual-port RX buffer. The RS-422/485 transceiver

supports data rates up to 921.6 kbps.

2.4 Features

• Hot-pluggable device that doesn’t require opening

the case.

• No system resources are required (no I/O ports or

IRQs).

• LED status indicators for “USB Enabled,” “TX,”

and “RX.”

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Black Box USB Single-Port Hub IC266A Specifikace Strana 10