Make sure the USB cable is connected securely to both the HL-340 and the computer.Ģ. How can I troubleshoot this issue?Īnswer 3: To resolve intermittent data loss, try the following steps:ġ. Question 3: I'm experiencing intermittent data loss during communication with my serial device using the HL-340. Additionally, ensure that the correct serial port settings, such as baud rate, data bits, stop bits, and parity, are set accordingly on your software application or terminal emulator. What should I do?Īnswer 2: Firstly, verify that the serial device you are trying to communicate with is powered on and functioning properly. Question 2: The device is connected, but I'm unable to establish communication with my serial device. Make sure to connect the device securely to the USB port. You can download the HL-340 driver from the official website of the manufacturer. What could be the issue?Īnswer 1: Ensure that you have installed the correct USB to Serial driver for Windows 10. Question 1: My computer is not recognizing the HL-340 device. Dimensions: Compact and lightweight design Supported devices: Modems, GPS receivers, industrial equipment, PLCs (Programmable Logic Controllers), etc. Compatibility: Windows 10 (and earlier versions) Here are the specifications of this device: It facilitates communication between USB-enabled devices and serial devices. The HL-340 USB to Serial device is compatible with Windows 10 operating system. Output should be. you can download usb to serial hl-340 windows 10 driver for Windows.įile name: usb-to-serial-hl-340_win10.exeĪntivirus software passed: Eset ver.After you should remove the files stored in receipts folder: cd /private/var/db/receipts/.kext file has been removed: ls | grep usbserial.kext kext file is present: ls | grep usbserial.kext Open a terminal and type: cd /Library/Extensions/.Secondly a quick google search reveals that this is how you uninstall: You could download it directly from the Manufacturers Website in case they have issued an update since I wrote this page. If not you can download the Linux CH340 Driver (but I’d recommend just upgrading your Linux install so that you get the “built in” one).Ī couple of Mac users have said “the driver crashes my mac Sierra how do I uninstall”.įirstly regards the crash make sure you installed the 1.3 version of the driver, not the old one. (V1.0) Download the CH340 Macintosh Signed Driver for Mavericks (10.9), Yosemite (10.10) and El Capitan (10.11)ĭrivers are almost certainly built into your Linux kernel already and it will probably just work as soon as you plug it in. Here is an older version of the Mac driver, NOT FOR 10.12 Sierra See uninstalling information at the bottom of the page if the driver causes problems for you. I can personally not test on MacOS and can not vouch for the above drivers at github, but there you go. Inside the zip file you will find a PDF and a “pkg” file, short version, double click the pkg file, the PDF has some extra information.įYI, the driver documented here WILL crash on OSX Sierra. (V1.3) Download the CH340 Macintosh Signed Driver for Mavericks (10.9), Yosemite (10.10) and El Capitan (10.11) and Sierra (10.12) Previous macinstosh downloads if the above doesn’t work for you… See the github link above for installation instructions if you need them. The following github has up to day pkg files for 1.3, 1.4 and 1.5 at time of writing, thanks to Joshua Wallis for bringing this to my attention…ĭirect Download Links (from the github repo above): If you don’t know, try the 64 bit and if it doesn’t work, the 32 bit.If you are running a 32Bit Windows: – run the SETUP_32.EXE installer.If you are running a 64Bit Windows: – run the SETUP_64.EXE installer.Older Windows Driver Version and Instructions In the Arduino IDE when the CH340 is connected you will see a COM Port in the Tools > Serial Port menu, the COM number for your device may vary depending on your system.The CH340 chip is used by a number of Arduino compatible boards to provide USB connectivity, you may need to install a driver, don’t panic, it’s easier than falling off a log, and much less painful.
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