3. TECHNICAL BRIEF
3.2 GAM Hardware Subsystem
Figure. GAM Subsystem Functional Block Diagram
3.2.1 General Description
The Graphics Accelerator Module (GAM) subsystem provides hardware support in the creation of
visual imagery and the transfer of this data to the display. GAM also provides support for the camera
module. The visual data could be graphics, still images or video. The GAM subsystem consists of five
modules:
• GRAM - graphics memory (160 kB).
• GAMCON . GAM controller.
• GRAPHCON . graphics controller.
• PDI/SSI - programmable display interface for parallel/serial displays.
• CDI - camera data interface.
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