I am currently using AVRDude to communicate with my devices over a virtual com port and an FT232R (USB <-> UART bridge). I see that AVRDude has a programmer type called avrftdi, but I don't think it provides a solution to my problem. At the moment, when I want to communicate with my device, I have the ability to use the FT232R in native USB mode through the vendor supplied DLL. However, when I want to access the bootloader, I have to change the EEPROM in the FT232R to enumerate as a VCP. Then, AVRDude can communicate using "-c avr911 -P comXX".
What I want is a way to communicate with the AVR using the supplied DLL over a native USB interface without needing the VCP at all. Can AVRDude already do this? Basically, I am asking if AVRDude uses any of the API calls in the FTDI provided DLL called FTD2XX.DLL such as FT_Write() and FT_Read() to write and read bytes from the AVR. I do not want to enumerate my device as a VCP, but I still want to be able to communicate with the bootloader using a VCP. Thanks, Tony
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