• Renumeration for EZUSB-FX2 failed
    Hi, I am working on our custom made board having EZUSB-FX2 chip using Keil IDE. After plug in the device Enumaration works fine and all the request for Default descriptor and COnfiguration are correct...
  • FX2 - Firmware download
    I have just started using a FX2 device. When the linux machine boots up (with USB device already attached) or when the USB device is plugged into a running Linux machine, then the device enumerates as...
  • Cypress EZ-USB FX2 firmware downloading
    Hi, I have a Cypress EZ-USB FX2 USB mass storage device. AFAIK firmware is only allowed to be downloaded to either the external EEPROM or internal RAM when the device either 1) Does not have an...
  • FX2 Crash after writing in struct
    I use a Cypress Fx2. It's no problem to write a value to dcf.sekunde but if i set dcf.minute to 0 or such a other value, the controller will stops/crash. I'm not sure if the struct definition is...
  • How to load large firmware (10k) to fx2?
    I've been reading a lot on this. I think I need a "memory copy" firmware so it can copy byte by byte all my "real firmware" to external ram. Are there any tutorials or info on this? Cypres Forums...