GM2121 Datasheet, PDF (6/51 Pages) List of Unclassifed Manufacturers – SXGA LCD Monitor Controller with Integrated Analog Interface and Dual LVDS Transmitter

gm2121 Preliminary Data Sheet
List Of Figures
Figure 1.
Figure 2.
Figure 3.
Figure 4.
Figure 5.
Figure 6.
Figure 7.
Figure 8.
Figure 9.
Figure 10.
Figure 11.
Figure 12.
Figure 13.
Figure 14.
Figure 15.
Figure 16.
Figure 17.
Figure 18.
Figure 19.
Figure 20.
Figure 21.
Figure 22.
Figure 23.
Figure 24.
Figure 25.
Figure 26.
Figure 27.
Figure 28.
Figure 29.
Figure 30.
Figure 31.
Figure 32.
gm2121 System Design Example......................................................................................8
gm2121 Pin Out Diagram ...............................................................................................10
gm2121 Functional Block Diagram ................................................................................16
Using the Internal Oscillator with External Crystal ........................................................17
Internal Oscillator Output................................................................................................18
Sources of Parasitic Capacitance.....................................................................................18
Using an External Single-ended Clock Oscillator...........................................................19
Internally Synthesized Clocks .........................................................................................20
On-chip Clock Domains..................................................................................................21
Correct Power Sequencing ..............................................................................................22
Example ADC Signal Terminations................................................................................23
gm2121 Clock Recovery .................................................................................................24
ADC Capture Window ....................................................................................................25
Some of gm2121 built-in test patterns ............................................................................26
Factory Calibration and Test Environment .....................................................................26
HSYNC Delay.................................................................................................................27
Active Data Crosses HSYNC Boundary .........................................................................27
ODD/EVEN Field Detection...........................................................................................28
RealColor^TM Digital Color Controls................................................................................29
Display Windows and Timing.........................................................................................32
Single Pixel Width Display Data.....................................................................................32
Double Pixel Wide Display Data ....................................................................................33
Panel Power Sequencing .................................................................................................33
OSD Cell Map.................................................................................................................35
OCM Full-Custom and Standalone Configurations ........................................................37
Programming OCM in Standalone Configuration...........................................................38
Programming the OCM in Full-Custom Configuration ..................................................39
2-Wire Protocol Data Transfer ........................................................................................43
2-Wire Write Operations (0x1x and 0x2x)......................................................................44
2-Wire Read Operation (0x9x and 0xAx) .......................................................................44
External ROM Interface Timing Diagram ......................................................................49
gm2121 160-pin PQFP Mechanical Drawing ................................................................51
C2121-DAT-01F
6
http://www.genesis-microchip.com
December 2002