R61505U

R61505U 262,144-color, 240RGB x 320 dot graphics liquid crystal controller driver for Amorphous-Silicon TFT Panel REJxxxxxxx-xxxx Rev.1.21 April 9, 2007 Description ......................................................................................................... 6 Features ......................................................................................................... 7 Difference between R61505 and R61505U................................................................................................................. 10 Block Diagram .................................................................................................... 11 Block Function .................................................................................................... 12 1. System Interface .................................................................................................................................................... 12 2. External Display Interface (RGB, VSYNC interfaces) ....................................................................................... 13 3. Address Counter (AC) ........................................................................................................................................... 13 4. Graphics RAM (GRAM) ....................................................................................................................................... 14 5. Grayscale Voltage Generating Circuit .................................