I have downloaded it but I have not had time to see if it fixes the driver problems yet. httpstackoverflow.comquestions9264312detecting-correct-device-using-ftdi-ftd2xx-net. Given your line about the driver needing to be installed for FT_PROG to work, this definitely seems to be the overall problem. If it is installed on your PC the FT_Prog application will be found automatically. This page is not a recommendation to uninstall FT_Prog by Future Technology Devices International Ltd. from your computer, we are not saying that FT_Prog by Future Technology Devices International Ltd. is not a good application. Locate and expand the Portable Devices section. In order to check the version you need a software like usbview or usbdeview (both freeware and don't need any installation). To make the name effectively changed, you do not need to reboot the computer, replug-in the nano, and it works fine, or juste call the CYCL 0 command whithin the terminal of FT_prog, and it works fine too for the nano device. After opening the program press the magnifying glass icon to scan for devices (or F5). You cannot revert back the changes because the device is not longer discovered by the drivers. Run the software and look for the "USB serial converter" device which is the one As mentioned above you could use. Not every ftdi chip has faulty drivers, so the first step is to check the chip's driver version. See FTDI FT_PROG programming tool to find out how to download and install this tool. You should see four ports. All the hardware driver issues disappeared. Now there is an OpenOCD 0.5.0 dev version being developed for 64-bit OS. Navigate the list of programs until you find FT_Prog or simply activate the Search feature and type in "FT_Prog". If iTunes opens, close it. If the operating system does not have a driver for your hardware installed the device will not function. Hello, I have two CC3200, one Rev 3.2 and the other Rev. Ft_prog works for nano device! Notice that when you click FT_Prog in the list of apps, the following data about the program is shown to you: Safety rating (in the lower left corner). 4) If you do not have control over the target device where you can imbed a unique ID value, all is not lost. In device manager, it still shows no driver and I'm not sure where to manually point it to find the driver. In the Device Tree view, expand the Hardware Specific section. 4.1.I had used FT_Prog previously to solve issues related to Uniflash not recognizing the devices, but now the drivers are not working. When you change the default FTDI VID and PID descriptors, matching against the original, FTDI drivers will not work anymore! The drivers should be installed or the FT_PROG won’t pick up the device (you can install the drivers by the outlined procedure or manually), and of course the device you want to reprogram shoud be connected to USB. Click and hold (or right-click) the Start button, then choose Device Manager. I have dug a little further, the 64-bit Windows OSes do not work well with some hardware drivers. The FT_prog can modify the name of nano. I tried different methods to force the installation of the drivers, but none seems to work. Thank you for your answer and for the solution. If the device doesn't respond or responds with the wrong value then I know it's not the one I'm looking for. Then reconnect your device. Which means that any subsequent attempt to use FT_Prog with the serial to USB converter will not work! Device Manager is used to control attached hardware to your computer. You know the COM port number currently assigned. 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