Turns the backlight off. This isn't really an LCD command, but some modules have backlight controls, so this allows the hal to pas

Write a character to one of the 8 CGRAM locations, available as chr(0) through chr(7).

Send the pulse to trigger and listen on echo pin. We use the method `machine.time_pulse_us()` to get the microseconds until the ech

Set the display brightness 0-7.

Creates a readable string of the current date. Can select between long format: Januray 1st, 2014 or two short formats:

Convert a character 0-9, a-z, space, dash or star to a segment.

Convert a character 0-9, a-z, space, dash or star to a segment.

Sleep for some time (given in microseconds).

Write data to the LCD. It is expected that a derived HAL class will implement this function.

Display a hex value 0x0000 through 0xffff, right aligned.

Create a readable string of the current latitude data :return: string

Create a readable string of the current longitude data :return: string

Turns the backlight on. This isn't really an LCD command, but some modules have backlight controls, so this allows the hal to pass

Set the display brightness 0-7.

Check basic authentication