Brightness
Set the initial brightness Optional.Typeinteger.
upstream_default value :
1000
Contrast
Set the initial contrast Optional.Typeinteger.
upstream_default value :
560
Device
Select the output device to use Optional.Typeuniline.
upstream_default value :
/dev/lcd
Model
Select the LCD model Optional.Typeenum.choice:'533','631','633','635'.
upstream_default value :
633
OffBrightness
Set the initial off-brightness This value is used when the display is normally switched off in case LCDd
is inactive. Optional.Typeinteger.
upstream_default value :
0
OldFirmware
Very old 633 firmware versions do not support partial screen updates using 'Send Data to LCD' command
(31). For those devices it may be necessary to enable this flag. Optional.Typeboolean.
upstream_default value :
no
Reboot
Reinitialize the LCD's BIOS on driver start. Optional.Typeboolean.
upstream_default value :
no
Size
Override the LCD size known for the selected model. Usually setting this value should not be necessary.
Optional.Typeuniline.
upstream_default value :
20x4
Speed
Override the default communication speed known for the selected model. Default value depends on model
Optional.Typeenum.choice:'19200','115200'.USB
Enable the USB flag if the device is connected to an USB port. For serial ports leave it disabled.
Optional.Typeboolean.
upstream_default value :
no