Plugable USB to RS-232 DB9 Serial Adapter (Prolific PL2303HX Chipset)
- “Finally – an adapter that really works with Windows 7 and 64 bit – and so reasonably priced” – Diane, Richmond, VA
- “The cable is reliable, durable, and inexpensive- a perfect combination!” – Daniel Nelson, CA
- “Garmin was offering a serial to USB cable for $89. Got this one instead and the unit works great! Thanks for helping keep my good deal a good deal.” – K. Walker, TN
- “Just worked in Ubuntu 11.04. Plugged this cable in, changed my settings to use ttyUSB0 instead of ttyS0, and it just worked.” – P&S
Features
- Allows any PC to connect serial devices and programs that communicate through COM ports
- PL-2303HX Rev D Chipset for high performance and compatibility across Windows, Mac, Linux, and other platforms
- Plug and play creation of a COM port. Powered by USB – no external power needed
- Programmable baud rate from 75bps to 12Mbps. 256 byte inbound and outbound buffers. Typical speeds up to 230 Kbps.
- Full duplex transmitter and receiver. Modem RTS, CTS, DTR, DSR, DCD, and RI signals
- Before You Upgrade To Mac OS X 10.9 (“Mavericks”)
- Prolific launches Android SDK for USB Serial Devices
- OS X Mid-2012 MacBook USB and Graphics update
- The Windows RT and Surface USB Device Compatibility Story
- Installing a USB Serial Adapter on Mac OS X
- Installing the Plugable USB to RS-232 DB9 Serial Adapter on Windows 7
- How to change the COM port for a USB Serial adapter on Windows 7, 8, 8.1, and 10
PL-2303 family chipset for widest possible compatibility. Microsoft signed drivers for 32/64-bit Windows 10, 8.1, 8, Vista, and XP, drivers for Mac OS X 10.6 through 10.12 including Snow Leopard, Lion, Mountain Lion, Mavericks, Yosemite, El Capitan, and Sierra. Open source drivers included in Linux kernel 2.4.31 and later. Windows 7 and later Window versions automatically detect and install drivers if an Internet connection is present and Windows Update is configured to install drivers.
Works with devices with RS-232 serial ports like: other PCs with RS-232 ports, Bluetooth serial adapters, PDAs, GPS recievers, routers, firewalls, modems, printers, embedded character displays, scan tools, sonar units, embedded boards, etc.
Specific devices include: Garmin eTrex GPS, Seiko Label Printer, iRobot Create, Cisco products with serial consoles, US Robotics Modems, NexStar telescopes, Equus Scan Tools, Uniden Hand Held Scanners, etc.
Works with software like: HyperTerminal, TeraTerm, WinDBG, Putty, all open source serial software on Linux, etc.
Package Includes: USB Serial Converter with 24″ cable, Driver CD, and Quick Installation Guide.
- Windows XP, Vista, Windows 7 and Windows 8 (all versions), Windows 8.1 and Windows 10
- Mac OS X 10.6 and later (all versions)
- Linux kernels 2.6.11 and later
See our Prolific driver download page for details and links.
Linux lsusb output for the Plugable Serial Adapter
$ sudo lsusb -v -s 2:2
Bus 002 Device 002: ID 067b:2303 Prolific Technology, Inc. PL2303 Serial Port
Device Descriptor:
bLength 18
bDescriptorType 1
bcdUSB 1.10
bDeviceClass 0 (Defined at Interface level)
bDeviceSubClass 0
bDeviceProtocol 0
bMaxPacketSize0 64
idVendor 0x067b Prolific Technology, Inc.
idProduct 0x2303 PL2303 Serial Port
bcdDevice 4.00
iManufacturer 1 Prolific Technology Inc.
iProduct 2 USB-Serial Controller D
iSerial 0
bNumConfigurations 1
Configuration Descriptor:
bLength 9
bDescriptorType 2
wTotalLength 39
bNumInterfaces 1
bConfigurationValue 1
iConfiguration 0
bmAttributes 0x80
(Bus Powered)
MaxPower 100mA
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 0
bAlternateSetting 0
bNumEndpoints 3
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 0
bInterfaceProtocol 0
iInterface 0
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x81 EP 1 IN
bmAttributes 3
Transfer Type Interrupt
Synch Type None
Usage Type Data
wMaxPacketSize 0x000a 1x 10 bytes
bInterval 1
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x02 EP 2 OUT
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0040 1x 64 bytes
bInterval 0
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x83 EP 3 IN
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0040 1x 64 bytes
bInterval 0
Device Status: 0x0000
(Bus Powered)
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