![]() ![]() How do I test if the dongle works? Lsusb lists the device here as Bus 003 Device 002: ID 1a86:7523 QinHeng Electronics HL-340 USB-Serial adapter It is often shipped together with the sds011 sensor. I cannot get data from PC via USB serial dongle. The port on Raspberry Pi B+ is working, because I've hooked up scope on transmit pin of serial port (on Raspberry Pi B+ side) and if I send text from Raspberry Pi B+ (via minicom under ssh tunnel), I get activity on the scope. I've double checked the Raspberry Pi B+ setup, the wirings (triple checked with multimeter), the scope wirings and the serial communication is dead. Whatever text I send to the Raspberry Pi B+ via minicom, the traffic on the line is dead, I've checked with scope. HL-340 is USBSerial adapter and it is recognised by my kernel: lsusb Bus 007 Device 010: ID 1a86:7523 QinHeng Electronics HL-340 USB-Serial adapter I am trying to initiate communication via this adapter with Raspberry Pi B+ board, but I am constantly failing. I have Kubuntu 14.10 development workstation and recently I have bought a adapter. ![]() Hi, I've a laptop pc (Joybook r23e BENQ) with no serial port, so I'd like to use an USB to serial converter. Windows 10 64 bit / Windows 10 / Windows Server 2012 / Windows 2008 64 bit / Windows 2008 / Windows 2003 / Windows 8 64 bit / Windows 8 / Windows. Download software in the Registry Tweak category. After compiling and insterting I got drivers/usb/serial/usb-serial.c: USB Serial support registered for ch341-uart ch341 4-1:1.0: ch341-uart converter detected usb 4-1: ch341-uart converter now attached to ttyUSB3 usbcore: registered new driver ch341 Haven't tried connecting anything yet, but it seems it will work.Äownload speed registry tweak for windows 7 internet backgammon download. Just compiled under centos 5.4 i386 Linux 2.6.18-348.el5 #1 SMP Tue Jan 8 17:57: i686 i686 i386 GNU/Linux In addition to info above had to comment out what is suggested here AND everything after EXPORT_SYMBOL_GPL(tty_encode_baud_rate) in tty_ioctl.c and also remove the.usb_driver line in ch341.c (circa line 320). ![]() none are working.Hl 340 Usb To Serial Driver Ubuntu Rating: 3,9/5 9361 votes isig -icanon iexten -echo echoe echok -echonl -noflsh -xcase -tostop -echoprt eĪlso went back through previously loaded kernels and tried. opost -olcuc -ocrnl -onlcr -onocr -onlret -ofill -ofdel nl0 cr0 tab0 bs0 vt0 ff ignbrk brkint ignpar -parmrk -inpck -istrip -inlcr -igncr -icrnl ixon -ixoff -i parenb -parodd cs8 -hupcl -cstopb cread clocal -crtscts -cdtrdsr Werase = ^W lnext = ^V flush = ^O min = 100 time = 2 Intr = ^C quit = ^\ erase = ^? kill = ^H eof = ^D eol = eol2 = noticed the alias has the vendor id with 1A86 and lsusb lists 1a86. ko has the new strings and lsusb shows my devices name. I have seen online about an update for vendor prod number, but my. I haven't tried linux putty yet, ill try and update. The switch, 96008N1, works with this ch341 adapter and windows xp using putty. I have used it before but now i cant get it to work. I have this usb serial adapter, ch341 chipset. ![]()
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