Patching the source is probably the biggest difficulty, no clue how to do that. My guess is I probably have to patch the source and build it myself using this nice guide. Unfortunately, I have no clue how to add the required driver support to my running 380.68 and was hoping someone could point me in the right direction. I don't seem to be the only one encountering this, as in the past patches seem to have been made which enabled the CH341 driver, e.g.: In any case, upon opening /dev/ttyUSB0 with screen or minicom the system just keeps waiting for input. The chipset, however, is CH340 and is also recognized as ch340 or ch341 (drivers should be the same, can't remember which) by Ubuntu.īus 002 Device 006: ID 1a86:7523 QinHeng Electronics HL-340 USB-Serial adapterīut as far as I know the ch341 driver is missing and the generic usbserial driver or some GSM driver is loaded instead. In contrast to Ubuntu the device also shows up as a GSM modem. It is a bit puzzling to see the devices apparently connects and disconnects (or maybe it is because I plugged it in and out a few times since the last reboot). Option1 ttyUSB0: GSM modem (1-port) converter now disconnected from ttyUSB0 Usb 2-2: GSM modem (1-port) converter now attached to ttyUSB0 At first the interface kept disconnecting, which I fixed by mknod /dev/ttyUSB0 c 188 0 as suggested here: However, things didn't go as expected on rlin 380.68 with entware installed.
I tested the USB convertor under Windows and Ubuntu 16.04.3 on my laptop, and I have no problems in receiving the messages. The device send a 35 lines message every 20 seconds, of which I want to capture some data. (FT232 chip) Long FTDI serial cable to USB adapter for Windows 11,10, 8, 7, Mac OS 8 or higher, Linux 2.4.I am trying to use my ASUS RT-AC68U router to read-out a device through the serial interface. USB to male serial port adapter cord is designed for connecting Serial devices such as DB9 equipped PC, router, GPS, Programming machine, barcode scanners, label writers, serial modem, digital camera, card reader, palm PCs and digital organizer, etc Users have the capability to utilize the adapter with serial port interface in an easy-to-use environment.
This is where RS232 USB to DB9 Serial Adapter comes in to play.īy converting a USB Connection to a DB9 Serial Connection you can make use of older equipment that still relies on a 9 pin connection so there is no need to worry about upgrading to newer equipment.įTDI USB to RS-232 Serial Adapter cord provides an external plug and play RS-232 serial connection with your computer, letting you free up your existing serial port.
With the rise of USB, DB9 Serial port Connections have become even harder to come by on new computer systems. ✍ If have some issues on driver installation, you may google “HL-340” and you can find the driver installation guide on that page.Ĭomputers are shrinking its size daily which means less room for antiquated connections. ✍ Please be noted that it's not a USB to VGA cable, 15 pin VGA port is for video connection, and DB9 RS232 port is for serial data connection