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Top Forums Programming Accessing device with Prolific USB-serial controller. Post 302121070 by odys on Monday 11th of June 2007 04:20:30 PM
Old 06-11-2007
Hi,

Maybe your device is blocking during sending output to first request.
I would try to use 'cat' to write and read in 2 different processes.
Run
cat > /dev/cu.usbserial
in one terminal and
cat /dev/cu.usbserial
in another.

Regards
 

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UPLCOM(4)						   BSD Kernel Interfaces Manual 						 UPLCOM(4)

NAME
uplcom -- USB support for Prolific PL-2303/2303X/2303HX serial adapters driver SYNOPSIS
To compile this driver into the kernel, place the following lines in your kernel configuration file: device usb device ucom device uplcom Alternatively, to load the driver as a module at boot time, place the following line in loader.conf(5): uplcom_load="YES" DESCRIPTION
The uplcom driver provides support for various serial adapters based on the Prolific PL-2303, PL-2303X and PL-2303HX USB-to-RS232 Bridge chips. The device is accessed through the ucom(4) driver which makes it behave like a tty(4). HARDWARE
The uplcom driver supports the following devices and adapters: o ADLINK ND-6530 USB-Serial Adapter o Alcatel One Touch 535/735 Phone o Alcor AU9720 USB-RS232 Serial Adapter o AlDiga AL-11U Modem o Alltronix ACM003U00 Modem o Anchor Serial adapter o ATEN UC-232A o BAFO BF-800 and BF-810 o Belkin F5U257 o BenQ S81 Phone o Corega CG-USBRS232R Serial Adapter o Cressi Edy (Seiko) Diving Computer o ELECOM UC-SGT Serial Adapter o HAL Corporation Crossam2+USB IR commander o Hama USB RS-232 Serial Adapter o Hamlet exagerate XURS232 o HP LD220 Point-Of-Sale (POS) Display o IOGEAR UC-232A o I/O DATA USB-RSAQ, USB-RSAQ2, USB-RSAQ3 and USB-RSAQ5 o iTegno WM1080A GSM/GFPRS Modem o iTegno WM2080A CDMA Modem o Leadtek 9531 GPS o Micromax 610U Modem o Microsoft Palm 700WX o Mobile Action MA-620 Infrared Adapter o Motorola Cables o Nokia CA-42 Cable o OTI DKU-5 cable o Panasonic TY-TP50P6-S flat screen o PLX CA-42 Phone Cable o PLANEX USB-RS232 URS-03 o Prolific Generic USB-Serial Adapters o Prolific Pharos USB-Serial Adapter o RATOC REX-USB60 o Radio Shack USB Serial Cable o Sagem USB-Serial Adapter o Samsung I330 Phone Cradle o Sandberg USB to Serial Link (model number 133-08) o Sanwa KB-USB2 Multimeter cable o Siemens/BenQ EF81, SX1, X65 and X75 Mobile Phones o Sitecom USB-Serial Adapter o SMART Technologies USB-Serial Adapter o Sony QN3 Phone Cable o Sony Ericsson Datapilot o Sony Ericsson DCU-10 and DCU-11 (Susteen) USB Cables o SOURCENEXT KeikaiDenwa 8 (with and without charger) o Speed Dragon USB-Serial Cable o Syntech CPT-8001C Barcode Scanner o TDK UHA6400 and UPA9664 USB-PHS Adapters o TRENDnet USB to Serial Converter (TU-S9) o Tripp-Lite U209-000-R USB-Serial Adapter o UIC HCR331 Magnetic Stripe Card Reader o UIC MSR206 Magnetic Stripe Card Reader o Willcom W-SIM DD PHS terminal.(WS002IN) o YC-Cable USB-Serial Adapter o Zeagle N2iTion3 Diving Computer SEE ALSO
tty(4), ucom(4), usb(4) HISTORY
The uplcom driver appeared in NetBSD 1.6. This manual page was adopted from NetBSD by Tom Rhodes <trhodes@FreeBSD.org> in April 2002. BSD
July 25, 2012 BSD
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