Intermec Janus 2020 Reference Manual - Im_Backlight_On

im_backlight_on

3-9

3

im_backlight_on

Purpose:

This procedure turns the JANUS display backlight on to help you see the

reader display in dimly lit environments.

Syntax:

With Intrmecd_IO, Intrmecp_IO;

Use Intrmecd_IO, Intrmecp_IO;

procedure im_backlight_on;

Parameters:

None.

Return Value:

None.

Notes:

You can program the backlight to automatically turn off after a specified

time to save battery power. The length of time depends on the backlight

timeout configuration parameter. The configuration parameter is set in

1-second increments. The default is 10 seconds.

This procedure has no effect on the JANUS 2050.

See Also:

im_backlight_off, im_backlight_toggle

Example

With System, Text_IO, Intrmecd_IO, Intrmecp_IO;

Use System, Text_IO, Intrmecd_IO, Intrmecp_IO;

procedure lighton Is

    begin

       im_backlight_on;

       Put_Line ("Backlight on");

    end lighton;