Service Manuals, User Guides, Schematic Diagrams or docs for : Western Digital _dataBooks 1992_SystemLogic_Imaging_Storage 16_WD90C26

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                                                                   WD90C26

                                   TABLE OF CONTENTS
Section   Title                                                          Page
1.0       INTRODUCTION                                                    16-1
          1.1  Scope                                                      16-1
          1.2  Features                                                   16-1
          1.3  General Description                                        16-1

2.0       ARCHITECTURE                                                    16-3
          2.1     System Interface Logic                                  16-3
          2.2     CRT Controller                                          16-3
          2.3     Video Sequencer                                         16-3
          2.4     Video Graphics Controller                               16-3
          2.5     Video Attribute Controller                              16-3
          2.6     RAMDAC                                                  16-4
          2.7     FLAT-PANEL ADAPTER                                      16-4
                  2.7.1    Color to Gray Scale Conversion                 16-4
                  2.7.2    Gray Scale Mapping                             16-4
                  2.7.3    Gray Shade Dithering                           16-4
                  2.7.4    Color STN Dithering                            16-4
                  2.7.5    Color TFT Panel Dithering Circuitry            16-4
                  2.7.6    Direct 12-Bit TFT Panel Support                16-4
                  2.7.7    Row Buffering                                  16-4
                  2.7.8    Frame Buffering                                16-4
                  2.7.9    Panel Format Conversion                        16-5
          2.8     Display Memory Interface                                16-5
          2.9     Power-down Control                                      16-5

3.0       INTERFACES                                                      16-7
          3.1  Introduction                                               16-7
          3.2  System Interface                                           16-7
               3.2.1     ISA Bus Interface                                16-7
          3.3  Micro Channel Interface                                    16-9
          3.4  BIOS Support Interface                                     16-9
          3.5  Video Memory Interface                                     16-9
               3.5.1     2 DRAM Implementation                       

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