GM5115 Datasheet, PDF (6/58 Pages) List of Unclassifed Manufacturers – ONPANEL LCD PANEL CONTROLLER

*** Genesis Microchip Confidential ***
gm5115/25 Preliminary Data Sheet
Table Of Contents
1. Overview ............................................................................................................................................ 1
1.1 gm5115/25 System Design Example ........................................................................................... 1
1.2 gm5115/25 Features..................................................................................................................... 2
2. gm5115/25 Pinout .............................................................................................................................. 3
3. gm5115/25 Pin List ............................................................................................................................ 4
4. Functional Description ..................................................................................................................... 10
4.1 Clock Generation ....................................................................................................................... 10
4.1.1 Using the Internal Oscillator with External Crystal............................................................ 11
4.1.2 Using an External Clock Oscillator .................................................................................... 13
4.1.3 Clock Synthesis................................................................................................................... 14
4.2 Hardware Reset .......................................................................................................................... 16
4.3 Analog to Digital Converter (ADC)........................................................................................... 16
4.3.1 ADC Pin Connection .......................................................................................................... 17
4.3.2 ADC Characteristics ........................................................................................................... 17
4.3.3 Clock Recovery Circuit ...................................................................................................... 18
4.3.4 Sampling Phase Adjustment ............................................................................................... 19
4.3.5 ADC Capture Window........................................................................................................ 19
4.4 Ultra-Reliable Digital Visual Receiver (DVI Rx)...................................................................... 20
4.4.1 DVI Receiver Characteristics ............................................................................................. 20
4.4.2 DVI Capture Window ......................................................................................................... 21
4.4.3 High-Bandwidth Digital Content Protection (HDCP) ........................................................ 21
4.5 Test Pattern Generator (TPG) .................................................................................................... 21
4.6 Input Format Measurement (IFM) ............................................................................................. 22
4.6.1 HSYNC / VSYNC Delay.................................................................................................... 22
4.6.2 Horizontal and Vertical Measurement ................................................................................ 23
4.6.3 Format Change Detection ................................................................................................... 23
4.6.4 Watchdog ............................................................................................................................ 24
4.6.5 Internal Odd/Even Field Detection ..................................................................................... 24
4.6.6 Input Pixel Measurement .................................................................................................... 24
4.6.7 Image Phase Measurement ................................................................................................. 24
4.6.8 Image Boundary Detection ................................................................................................. 25
4.6.9 Image Auto Balance............................................................................................................ 25
4.7 RealColor^TM Digital Color Controls .......................................................................................... 25
4.7.1 RealColor™ Flesh tone Adjustment ................................................................................... 25
4.7.2 Color Standardization and sRGB Support .......................................................................... 26
4.8 High-Quality Scaling ................................................................................................................. 26
4.8.1 Variable Zoom Scaling ....................................................................................................... 26
June 2002
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C5115-DAT-01H