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- What: /sys/bus/usb/.../powered
- Date: August 2008
- KernelVersion: 2.6.26
- Contact: Harrison Metzger <[email protected]>
- Description: Controls whether the device's display will powered.
- A value of 0 is off and a non-zero value is on.
- What: /sys/bus/usb/.../mode_msb
- What: /sys/bus/usb/.../mode_lsb
- Date: August 2008
- KernelVersion: 2.6.26
- Contact: Harrison Metzger <[email protected]>
- Description: Controls the devices display mode.
- For a 6 character display the values are
- MSB 0x06; LSB 0x3F, and
- for an 8 character display the values are
- MSB 0x08; LSB 0xFF.
- What: /sys/bus/usb/.../textmode
- Date: August 2008
- KernelVersion: 2.6.26
- Contact: Harrison Metzger <[email protected]>
- Description: Controls the way the device interprets its text buffer.
- raw: each character controls its segment manually
- hex: each character is between 0-15
- ascii: each character is between '0'-'9' and 'A'-'F'.
- What: /sys/bus/usb/.../text
- Date: August 2008
- KernelVersion: 2.6.26
- Contact: Harrison Metzger <[email protected]>
- Description: The text (or data) for the device to display
- What: /sys/bus/usb/.../decimals
- Date: August 2008
- KernelVersion: 2.6.26
- Contact: Harrison Metzger <[email protected]>
- Description: Controls the decimal places on the device.
- To set the nth decimal place, give this field
- the value of ``10 ** n``. Assume this field has
- the value k and has 1 or more decimal places set,
- to set the mth place (where m is not already set),
- change this fields value to ``k + 10 ** m``.
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