WT6803

( DataSheet : www.DataSheet4U.com ) Weltrend Semiconductor, Inc. WT6803 Monitor On-Screen Display Data Sheet REV. 1.01 September 24, 2001 The information in this document is subject to change without notice. © Weltrend Semiconductor, Inc. All Rights Reserved. 2F, No. 24, Industry E. 9 th RD., Science-Based Industrial Park, Hsin-Chu, Taiwan TEL:886-3-5780241 FAX:886-3-5794278.5770419 Email:[email protected] www.DataSheet4U.com WT6803 Data Sheet Rev. 1.01 GENERAL DESCRIPTION WT6803 is designed to interface with a MCU to do the OSD (On Screen Display) function in CRT monitor. The on-chip PLL generates a wide-ranged system clock up to 160 MHz to meet the resolution requirements (OSD resolution is programmable) of different display modes. The full OSD screen size is 30 columns x 15 rows, and setting the internal registers can freely program the OSD position. Special functions include color font, character bordering, shadowing, blinking, double height, double width, all blanking effect, row to row spacing control, 4 windows with shadowing and programmable fin in / fan out effect. FEATURES Programmable horizontal resolutions up to 2040 dots per line Horizontal frequency up to 150kHz Dot Frequency generated by On-chip PLL up to 160MHz Fully programmable character array of 15 rows by 30 columns 12x18 dot matrix per character 256 characters and graphic symbols ROM including 16 multi-color fonts 8 colors per display character 7 colors per display character ...