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Questions tagged [ftdi]

16 questions
21
votes
4 answers

How to release/reset serial port FTDI devices - Mac OSX

I am trying to work with a custom PCB that uses an FTDI FT232RL to talk to my computer (MacBookPro running OSX 10.11 El Capitan) for a hardware project. I am using Matlab to send serial commands, running into some problems there with ClearToSend…
thkemp
  • 313
2
votes
1 answer

What is the linux equivalent of altering a .inf file?

I am using an FTDI USB to UART breakout bridge. It has an inbuilt timer, the Receive Buffer Latency Timer, that starts timing when a piece of data is received to a buffer and on timeout then sends data. This timeout is set as a default to 16…
madmissmolly
  • 23
2
votes
0 answers

virtual FTDI serial ports always busy after boot under MacOS Mojave

I am working with a lot of FTDI usb to serial chips integrated in various devices. I have to use the genuine FTDI driver as the newly integrated AppleFTDI Driver is less general and does not recognize some of the devices I work with while the FTDI…
Bertrand de D
  • 21
2
votes
2 answers

Replace specific FTDI device driver with zadig (leaving similar devices untouched)

I have found related questions on this topic, but not an answer to this specific question (at least none that is a solution). I use two kinds of USB/Serial Adapters on the same PC (Windows 8 / Windows 10). One of the adapters has an FT245R inside,…
Junius
1
vote
0 answers

FT4232HL interfaces not listing on VCP ports

I am currently using the FT4232HL from FTDI and Ubuntu 20.04. The device features 4 interfaces. When plugging the device, only one of this interface is bound to the corresponding driver (ftdi_sio), and is the only interface accessible through…
inferioruser
  • 11
1
vote
1 answer

Windows 10 programmatically reconnect USB FTDI

We have an awful USB FTDI device (COM port) that usually requires us to disconnect and reconnect the USB cable to get the thing to work properly after a PC reboot. Sometimes it doesn't give us trouble, but more often than not it does. Unfortunately…
Sittin Hawk
  • 193
1
vote
0 answers

Virtual COM Port Frame Error Treatment on Windows [FTDI]

I have a virtual COM port on Windows from Future Technologies (usb converter) which works fine but has a funny cravat with frame errors. When I pull the receive line low for a long time on the device, I get 0x00 showing up any terminal program I use…
Hackstaar
  • 139
1
vote
0 answers

Fail to use flowcontrol on tty

I am controlling the RTS and DTR signal of an FTDI USB to Serial adapter using pyserial. I succeed doing so on two machines (Windows 10 and Ubuntu 18.04), but fail to do so on an older device using Ubuntu 14.04. Either I cannot write without…
Salocin
  • 121
1
vote
0 answers

Linux FTDI serial driver

I'm experiencing an annoying problem with FTDI serial devices on Linux and it has been observed on several machines and with different distributions. The issue is that the serial adapter misses characters and now with a fully updated Arch…
Henrik Frilund
  • 11
1
vote
1 answer

USB to wireless

I'm currently working on making a wired USB connection wireless. The current setup is as shown here: 4 sensors using serial communication (UART) is attached to a serial-to-USB device which is connected to a Windows tablet. On the tablet the FTDI…
user3452622
  • 13
0
votes
1 answer

ft200xd driver. How to see what current settings are. (baud rate etc)

I have a device running linux with a ft200xd chip that does i2c to usb. I will call this the target. I am trying to find out what serial settings it currently has so I can configure my host machine. Does anyone kwon a way to do so?
Tommy
  • 187
0
votes
1 answer

Downloaded a FTDI virtual com port driver for windows 10/11 to set up a go board for fpga learning, but I can't access the port on tera term or DM

I tried updating drivers and changing three different cables (micro USB cable), I tried doing the same thing to my other laptop, but no luck. I also tried going back to Windows 10, enabling hidden files, and adding legacy hardware but no luck. After…
user1745262
  • 1
0
votes
0 answers

How to require drivers during program installation?

I have a C++ project in QT Creator meant for the Windows environment. I will create an installer for it, which the users can use to install my program on their own PC. However my program relies on the FTDI device drivers being present, which doesn't…
jhk999
  • 1
0
votes
1 answer

FTDI COM port not showing correctly on Windows 10

I am using python and I have trouble connecting to a device through an FTDI Serial-USB connection. On a Windows 7 laptop, it works correctly and does not give any issue, ports are seen as they should and the connection goes straight without any…
bracco23
  • 101
0
votes
1 answer

Choppy connection from Virtual Machine to FTDI 232R

Context I have been tasked with getting a DOS program to run on more modern hardware. This program uses a serial COM port to communicate with a target device at a relatively low BAUD rate (4800 is typical). So far I have used VirtualBox on a Windows…
Andrew Blomenberg
  • 1
1
2