arm-none-eabi-gcc --version
arm-none-eabi-gcc (devkitARM release 41) 4.7.1
Copyright (C) 2012 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
sudo ./proxmark3 /dev/ttyACM0
proxmark3> hw status
Status command failed. USB Speed Test timed out
proxmark3> hw ping
Ping failed
proxmark3>
Here is output from syslog when connecting the device:
Oct 20 16:59:48 desktop kernel: [23112.154380] usb 2-1.5: new full-speed USB device number 31 using ehci-pci
Oct 20 16:59:48 desktop kernel: [23112.923008] usb 2-1.5: new full-speed USB device number 32 using ehci-pci
Oct 20 16:59:53 desktop kernel: [23118.021403] usb 2-1.5: New USB device found, idVendor=2d2d, idProduct=504d
Oct 20 16:59:53 desktop kernel: [23118.021406] usb 2-1.5: New USB device strings: Mfr=1, Product=0, SerialNumber=0
Oct 20 16:59:53 desktop kernel: [23118.021408] usb 2-1.5: Manufacturer: proxmark.org
Oct 20 16:59:53 desktop kernel: [23118.021721] cdc_acm 2-1.5:1.0: This device cannot do calls on its own. It is not a modem.
Oct 20 16:59:53 desktop kernel: [23118.021742] cdc_acm 2-1.5:1.0: ttyACM0: USB ACM device
Oct 20 16:59:53 desktop mtp-probe: checking bus 2, device 32: "/sys/devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.5"
Oct 20 16:59:53 desktop mtp-probe: bus: 2, device: 32 was not an MTP device