1What: /sys/bus/usb/.../powered 2Date: August 2008 3KernelVersion: 2.6.26 4Contact: Harrison Metzger <harrisonmetz@gmail.com> 5Description: Controls whether the device's display will powered. 6 A value of 0 is off and a non-zero value is on. 7 8What: /sys/bus/usb/.../mode_msb 9What: /sys/bus/usb/.../mode_lsb 10Date: August 2008 11KernelVersion: 2.6.26 12Contact: Harrison Metzger <harrisonmetz@gmail.com> 13Description: Controls the devices display mode. 14 For a 6 character display the values are 15 16 MSB 0x06; LSB 0x3F, and 17 18 for an 8 character display the values are 19 20 MSB 0x08; LSB 0xFF. 21 22What: /sys/bus/usb/.../textmode 23Date: August 2008 24KernelVersion: 2.6.26 25Contact: Harrison Metzger <harrisonmetz@gmail.com> 26Description: Controls the way the device interprets its text buffer. 27 raw: each character controls its segment manually 28 hex: each character is between 0-15 29 ascii: each character is between '0'-'9' and 'A'-'F'. 30 31What: /sys/bus/usb/.../text 32Date: August 2008 33KernelVersion: 2.6.26 34Contact: Harrison Metzger <harrisonmetz@gmail.com> 35Description: The text (or data) for the device to display 36 37What: /sys/bus/usb/.../decimals 38Date: August 2008 39KernelVersion: 2.6.26 40Contact: Harrison Metzger <harrisonmetz@gmail.com> 41Description: Controls the decimal places on the device. 42 To set the nth decimal place, give this field 43 the value of ``10 ** n``. Assume this field has 44 the value k and has 1 or more decimal places set, 45 to set the mth place (where m is not already set), 46 change this fields value to ``k + 10 ** m``. 47