WH2004A-YYH-CT, 20х4 was connected to the computer
Datasheet WH2004A-YYH-CT
This display is compatible with hd44780 (see datasheet)
wiring -> http://helium.webz.cz/hw/ilustrace/lpt_lcd_schema.gif
Installed Centrafuse.
Installed p95nt.exe
Switch to support Centrafuse VFD

In centrafuse - blank screen
In lcd_smartie_v5.4 - works normally
In jaLCDs - works normally

:dontknow: Help me ...