Prolific recommends following vendor cable brands.
Prolific usb to serial cable pinout.
In case you suspect a counterfeit chip inside you may also contact prolific to provide the vendor information.
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Prolific technology is a ic design house company and asic design service provider for usb smart i o usb to uart card readers external usb drive intelligent green energy saving and mixed mode hall sensor solutions.
Could you tell me the pin configuration on the 9 pin male d sire please.
Inside the big usb plug is a usb serial conversion chip and at the end of the 36 cable are four wire red power black ground white rx into usb port and green tx out of the usb port.
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Below is the pinout of a typical standard male 9 pin rs232 connector this connector type is also referred to as a db9 connector.
A computer s serial com port dte is usually a male port as shown below and any peripheral devices you connect to this port usually has a female connector dce.
Prolific does not sell cables with prolific brand and packaging.
What is the pin out on the plugable usb to rs 232 db9 serial adapter.
The power pin provides the 5v 500ma direct from the usb port and the rx tx pins are 3 3v level for interfacing with the most common 3 3v logic level chipsets.
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Supporting data transfer rates up to 921 6 kbps the usb to serial cable is a convenient and cost saving solution for providing serial connectivity to devices such as point of sale terminals serial modems industrial equipment and a wide variety of other rs232 peripherals.