Reviews Serial Port Converter

StarTech.com 2S1P PCI Serial Parallel Combo Card with 16550 UART - IEEE 1284 Card - Serial Parallel PCI - PCI Serial Adapter (PCI2S1P)

Add a parallel port and two RS-232 serial ports to your PC through a PCI expansion slot.
2S1P PCI Serial Parallel Combo Card with 16550 UART.
PCI RS232 Serial Card plus Parallel Port.
2x Serial and 1x Parallel Adapter Card / PCI Serial/Parallel Card Adapter / Serial RS232 Adapter Card with Parallel Port.
All three ports share only one IRQ which minimizes the system resources required to operate the card.

Cable must be used with existing DB25 serial device cable..
Quickly convert your DB25 serial device to USB.
Perfect for connecting a serial device to a laptop or PC's USB port.
Compatible with USB 1.1, USB 2.0 and USB 3.0 ports.
This product creates a virtual serial port. It is not intended to connect a parallel printer/device to a USB port. The parallel port device is part number 16899.

Specific Interface A: USB 2.0 type A Male Port.
Interface B: 4 pin Female Socket flying leads. Prolific chipset on the PCB board....
USB to TTL serial cable 3.3V (4 way output flying leads ) provides access to UART (transmit) Tx, (receive) Rx, VCC (5V) and GND(ground), RX and TX at....
TTL to USB Converter Support Windows XP/Vista/7/8.
Ideal USB 2.0 debug cord for Vendor ID re-write, router, GPS, set top box, transmitter, flash....
Application:PL2303 USB to TTL serial adapter is designed to be used for USB to TTL electronic projects, easy to connects devices with 3.3 V logic....
Note: 3.3V and 5.0V output is set (this is the power supply to the microcontroller, upgrade machines do not need the small plate) unplugged from the....

Add 4 RS-232 serial ports to your standard or small form factor computer through a PCI Express Expansion Slot.
Native single-chip, single lane PCI Express chipset delivers true PCIe performance, up to 48% more efficient than bridge chip designs.
Standard and low profile/half-height brackets included to ensure fitment in any system.
Four high speed RS232 serial ports, with support for data transfer rates up to 128000bps.
256-byte deep FIFO per transmitter and receiver.
Native single-Chip, single lane PCI Express.
Includes half-height/low profile mounting brackets.
Compliant with PCI Express Base Specification 1.1.

Serial adapter allows a serial device to be connected to a USB computer.
Plug-and-play convenience:DB9 serial port is seen as a COM port by your computer, and is available for use by any program that accesses COM ports.
No need for an external power adapter:draws power directly from your computer via the USB connection.
DB9 serial port supports data transfer rates up to 230 Kbps:twice the speed of a standard built-in serial port.
LED shows adapter status and data activity at a glance.

6 ft USB to TTL serial adapter (with 4 pin 0.1” pitch female header socket) connects devices with 3.3 V logic level UART signals interface to a laptop via USB port.
A genuine PL2303TA chip module is housed in USB 2.0 type A male terminal for wider compatibility and supports reliable data transfer rates.
6 feet USB to TTL serial cable 3V3 (4 way output flying leads ) provides access to UART (transmit) Tx, (receive) Rx, VCC (5V) and GND.
PL2303 Prolific chipset on the PCB board has configurable internal EEPROM and UART signals can be individually inverted by configuring the EEPROM.
4 pin 3.3V USB to TTL converter cord Compatible with Windows 10, 8, 8.1, 7 (32, 64-bit), 2008/XP/Vista/CE.
ideal USB 2.0 debug cord for Vendor ID re-write, router, GPS, set top box, transmitter, flash firmware on hard drive, etc..

2-port PCI serial card turns a PCI expansion slot into 2 RS-232 DB9 serial port for your computer to connect multiple legacy serial devices.
Dual serial port card supports IRQ sharing and operates flawlessly with Windows 10, 8, 7, Vista, XP, 2000, ME, 98,etc.
PCI 2.1 specification, Standard 16C550 UART signal.
PCI card bracket with two RS232 serial interface uses WCH chip, data communication transfer rate up to 115.2 Kbps.
Full-height bracket design allows PCI to serial card to be installed in virtually any desktop computer case (standard profile computer chassis).
An ideal RS232 serial expansion card for fax modem, GSM modem, printer, barcode reader, cellular phone, PDA, POS machine, GPS, ISDN terminal adapter, satellite receiver, digital camera, radio system, etc. (If need driver installation guide , pls contact us directly via the order page.).

Plug the unit directly into your USB port and have it act as a gateway between your computer and the XBee..
This unit works with all XBee modules including the Series 1 and Series 2.5, standard and Pro version.

✅【CVI/TVI/AHD+CVBS to HDMI】Our converter works with CVBS, AHD, CVI, TVI cameras( It converts security camera signals to HDMI monitor).HDMI output 1080P 60Fps, connect HDMI output cable, HD-LINK light, display yellow light.Long transmission distance (500-700 meters through coaxial cable).Different resolution, different transmission distance.It converts TVI CVI AHD CVBS BNC video signal to HDMI..
✅【Auto Identify Input】WANLUTECH full hd 4k to hdmi converter is plug-and-play and can automatically identify 720P/1080P/3MP/4MP/5MP/8MP resolution, and has LED indicator to show what resolution the video input has detected..
✅【HDMI Port & Power Port】WANLUTECH full HD 4k to HDMI converter has HDMI output port and DV 5V micro-USB port.The device uses 5V/1A power supply,and power indicator stays on after the converter is powered on..
✅【75Ω/ HI-Z Switch】When the IN port of the converter is connected to the camera, and the OUT is not connected to the DVR, please set the impedance switch to 75Ω. When the IN port of the converter is connected to the camera and the OUT port is connected to the DVR, please set to HI-Z..
✅【Compact Size & Easy to Install】The size of WANLUTECH CVI/TVI/AHD to HDMI converter is 109mm x 94mm x 25mm,the weight of c....