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UM8321 Datasheet CRT Video Attributtes Controller

Manufacturer: UMC

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Datasheet Details

Part number UM8321
Manufacturer UMC
File Size 567.03 KB
Description CRT Video Attributtes Controller
Datasheet download datasheet UM8321 Datasheet

General Description

The UM8321 Video Attributes Controller (VAC) is an n-channel MaS/LSI device containing graphics logic, attributes logic, data and attributes latches, cursor control and a high speed video shift register.

A character generator ROM and a CRT Video attributes controller UM8321 provide all of the major circuitry for the display portion of a CRT video terminal.

The UM8321 serial video output may be connected directly to 3 CRT monitor's video input.

Overview

(l)UMC UM8321.

Key Features

  • On chip attributes logic Reverse video Character blank Character blink Underline Full/half intensity.
  • Four modes of operation Wide graphics Thin graphics Character mode without underline Character mode with underline.
  • On Chip logic for double height double width characters.
  • Accepts scan line information in parallel or serial format General.

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