Figure 6-16. Graphics Controller High-Level Diagram - AMD Geode LX 600@0.7W Data Book

Display Controller
6.5.5.2 Graphics Controller
The graphics controller manages the CPU interaction with
video memory, and contains the video serializers that feed
the front end of the attribute controller. Several memory
Write
CPU Data
Mode
Read
Mode
Note: Each bus is 8 bits except for PIX Out,
which is 4 bits.
AMD Geode™ LX Processors Data Book
Memory Map 3 Data
Memory Map 2 Data
Memory Map 1 Data
Memory Map 0 Data
Video
Latch

Figure 6-16. Graphics Controller High-level Diagram

read and write modes are supported that provide various
forms of acceleration for VGA graphics operations. A high-
level diagram of the graphics controller is shown in Figure
6-16.
M
U
Serializers
X
Character Gen Data
Attribute Byte
33234H
PIX Out
289