From: Ludovic R. <lud...@gm...> - 2013-09-22 09:43:33
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2013/9/22 Igor Furlan <igo...@gm...>: > Hi Hello, > Recently I've ordered (and received) two USB based I2C/SPI interfaces > from NANO River Technology http://nanorivertech.com/viperboard.html. > This board is very useful for the LAB work during the evaluation and > debugging of the, so called, 'first silicon'. > > Based on the sample code for Linux from NANO River, I've wrote a small > CLI utility to talk to our DUTs from the terminal prompt. > > Everything works fine. Users are happy. There is just one thing they > do not like. They are getting on their screen the following message: > > [~/I2C]$ i2c 2B AA BB -b 100kbit -U VIPER > libusbx: warning [libusb_exit] application left some devices open > > Yes, I've installed the latest version of the libusbx package. We are > running it on CentOS 6.4. > > Is there a trick (or workaround) to suppress the message ? Are you using libusb-compat? if yes, can't you switch to libusbx directly? Bye -- Dr. Ludovic Rousseau |