UC2322/UC2324 2/4-Port USB-to -Serial RS-232 Hub The ATEN USB-to-Serial RS-232 Hub provides an external plug-and-play RS-232 serial connection for computers, notebooks, laptops, and handheld computing devices that support the USB specification. It provides a quick, simple, and cost-effective solution and is ideal for various communication and automation applications. ATEN provides 4 models in this series: 2/4-Port USB-to-Serial RS-232 Hub; 2/4-Port USB-to-Serial RS-422/485 Hub Easy way to add 2 or 4 RS-232 serial ports Fully compliant with USB 1.1; USB 2.0 compatible Supports RS-232 serial interface Supports automatic handshake mode Up to 115.2 Kbps data transfer rate for each serial port Supports remote wake up and power management Dual data buffers for each upstream and downstream data transfer No IRQ, DMA, I/O address resources required Supports hot-swapping and plug-and-play Built-in 16KV ESD protection Supports both bus power and external power Works with cellular phones, PDAs, digital cameras, modems and ISDN terminal adapters OS support - Windows 2000/2003/XP/NT/Vista Package Content 1x USB-to-Serial Hub 1x USB Cable 1x Installation Disk 1x User Manual 1x Quick Start Guide Function UC2322 UC2324 Device Connections 2 4 Connectors USB 1 x USB Type B Female (White) Serial 2 x DB-9 Male (Black) 4 x DB-9 Male (Black) Power 1 x DC Jack LDEs Port Status 2 (Green) 4 (Green) Power 1 (Orange) Data Transfer Rate 115.2 Kbps (max.) FIFO 16 byte Hardware FIFO USB Specification USB 1.1 Compliant; USB 2.0 Compatible RS-232 Signal TXD, RXD, RTS, CTS, DTR, DSR, DCD, RI, GND Data Bit 5, 6, 7, 8 Stop Bit 1, 1.5, 2 Power Mode Bus Powered; use of Power Adapter is optional Power consumption 0.5W 0.6W Environment Operating Temp. 0-50˚C Storage Temp. -20-60˚C Humidity 0-80% RH, Non-condensing Physical Properties Housing Metal Weight 0.30 kg 0.32 kg Dimensions ( L x W x H ) 12.50 x 8.15 x 2.50 cm