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