Early CRT controller with later marking.
Early CRT controller with later marking.
Chipset itself is from year 1977. Used in various microcomputers and also cloned by many companies. P in the name of chip mean Plastic package, L mean Ceramic package, S mean Cerpid package.
B mean Frequency 2MHz. Card is from Czechoslovak PC XT clone PP 06.
Palcal's card: