USB to serial drivers for most serial RS232 devices. Download drivers for most types of USB to serial adapters and converters. Home:: Downloads Downloads.

The USB COM232 Plus 4 module is a single USB interface to four independent RS232 ports, communication unit. The integrated electronics of the USB-COM232-PLUS4 utilise the FTDI FT4232H (USB 2.0 Hi-Speed unit) and includes RS232 level shifters plus Power/TXD/RXD LEDs to provide a visual indication of data traffic through the module.The module uses a standard USB-mini B unit connector for connection to an upstream host or hub port. RS232-level signals, including modem handshake signals, are available on an industry-standard DE-9P connector. There is a separate DB9-PE for each RS232 port.The module is powered from the host USB port and therefore does not require an external power supply.All modem control lines are provided - TXD, RXD, RTS, CTS, DCD, DTR and DSD.Pin 9 of the DE-9P connectors is a RI# pin for remotely waking up a sleeping host.The maximum RS232-level data rate for each channel is 1Mbps.The product works with the royalty free FTDI drivers for Windows, MAC, Linux.The USB-COM232-PLUS4 is fully RoHS compliant and is CE and FCC approved.Operating temperature range -40oC to +85oC.

The spectacle before us was indeed sublime.

USB to RS232 Adapter for Data Control Adds 4 RS-232 serial ports via an available USB port, the serial adapter control box uses FTDI and is automatically detected and installed with full RS-232 modem control signals and hardware/software flow control. • Allow COM port expansion very quickly, can change port assignments. • Connects instantly to modems, pocket PC's, serial printers, and more. • RS-232 data signals: TxD, RxD, RTS, CTS, DSR, DTR, DCD, RI, GND • Rugged plastic housing with built-in LED status indicators for TxD and RxD In stock. Product Description The USB-4COM USB Quad Serial Adapter (Control Box) is designed to make serial port expansion quick and simple. Connecting to a USB port on your computer or USB hub, the USB Quad Serial Adapter instantly adds four RS-232 serial communication ports to your system. By taking advantage of the USB bus, the 4-Port RS-232 USB to Serial adapter makes it easier than ever to add serial ports and devices to your system with easy plug-and-play and hot plug features.

Plugging the USB 4-Port Serial Adapter to the USB port, the adapter is automatically detected and installed. There are no IRQ & COM port conflicts, since the ports do not require any additional IRQ, DMA, memory as resources on the system. The USB 4-Port Serial Adapter is self-powered and does not require any external power adapters. The 4-Port RS-232 USB to Serial Adapter provides instant connectivity with modems, ISDN TAs, PDAs, handheld & pocket PC’s, digital cameras, POS, serial printers. It is suitable for remote access, retail and industrial applications, data collection and other applications requiring high speed RS-232 serial communication ports.