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enumeration forever
I'm trying to run MyUSB's USBtoSerial demo again. The USBKey stays in enumeration mode and the virtual serial port never shows up. Two things are different from last time. I'm...
Fri. May 2, 2008 - 08:12 PM
small modification to USBtoSerial causes failure
I can compile and run the MyUSB USBtoSerial demo. Thanks Dean. Thanks curtvm for suggesting the STK500 hookup. When I add the following to the task list, it fails: static...
Wed. Apr 30, 2008 - 11:12 PM
binutils patching failed
I just tried to use scripts from the sticky thread for installing avr-gcc. ./buildavr-no-insight.sh gave me the error message: patch: **** Only garbage was found in the patch...
Wed. Apr 30, 2008 - 03:11 AM
FLIP: "Could not open USB device" again
Closing FLIP crashed Windows XP again last Friday. After rebooting yet again, I managed to use FLIP a couple more times. Now, whenever I try, it vomits "Could not open USB device...
Mon. Apr 28, 2008 - 07:32 PM
Transmit Complete vs. Data Register Empty
In an AT90USB1287, what is the distinction between Transmit Complete and Data Register Empty? I've written three USB to SPI versions of Dean Camera's USBtoSerial demo. They all...
Fri. Apr 25, 2008 - 11:58 PM
blame and credit for edited MyUSB demos
Dean, As noted in other posts, I've edited the USBtoSerial demo to do USB to SPI. Eventually, the code will be given to others. The descriptors and the .inf file contain your name...
Tue. Apr 22, 2008 - 07:35 PM
256 byte out endpoint with MyUSB
How, if at all, do I use ping-pong mode with MyUSB? I've modified the USBtoSerial demo to do USB to SPI. Moving the out endpoint to 1 let me use 128 bytes, but to use 256 bytes,...
Fri. Apr 18, 2008 - 07:39 PM
virtual serial ports
I'm trying to use a virtual serial port with the USBtoSerial demo from MyUSB. The device manager says I have a healthy COM8 and that it comes from MyUSB. Both lights are green on...
Wed. Mar 19, 2008 - 06:04 PM
MyUSB demo and .inf
I've been trying to make the USBtoSerial demo of MyUSB work. Whatever I've done, installing the .inf file doesn't do anything useful anymore. How do I fix this mess? According to...
Mon. Mar 17, 2008 - 08:34 PM
AT90USBKey tutorial: Could not open USB device.
In order I: 1. compiled blinky and got a hex file. 2. opened flip. 3. plugged AT90USBKey into USB port. A window for removable disk E: came up. 4. clicked on do nothing in above...
Wed. Jan 9, 2008 - 07:31 PM
daisy-chaining clocks
On an ATmege168, is the output from CLKO suitable for clocking another ATmega168? If so, how far can it be extended? How can you tell? The only documentation I can find says:...
Thu. Jan 3, 2008 - 10:59 PM
AT90USBKey
I am expecting to use an AT90USBKey for a project. From a prior thread, my recollection is that there are connector issues, but I couldn't quite follow the thread. I've done some...
Wed. Jan 2, 2008 - 05:30 PM

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