Toshiba TLP511E, TLP510E, TLP510U, TLP511U manual Microprocessor, System Outline

5. MICROPROCESSOR

5-1. System Outline

The system microprocessor has features as shown below.

In considering easy maintenance for specification modification, etc., the program content is written in the built-in non-volatile memory.

The program is also developed in considering use of structured notation, parts modularity, and multi filling system.

Major functions of the system microprocessor are as follows.

5-1-1. System Control

•Microprocessor program write process

•Non-volatile memory control process

•Remote control reception process

•RS-232C transmission/reception process

•Status read process

•On-screen display process

5-1-2. Normal Control
•	Power	ON/OFF
		(Main/Fan/Lamp)
•	Input switch	(RGB/Video/Camera)
•	Sound volume control	UP/DOWN

•Menu

•	Adjust	(Up/Down/Left/Right)
•	All mute	ON/OFF
•	Audio mute	ON/OFF
•	Display	ON/OFF
•	Freeze	ON/OFF
•	Resize	ON/OFF
•	Focus	UP/DOWN
		(at camera use)
•	Zoom	UP/DOWN
		(at camera use)

5-1-3. Adjustment Control

•Video controls (high & low brightness ratio, brightness, color density, tint, sharpness)

•Panel adjustments (V position, H position, phase, clock, user registration, user read-out)

•Mode adjustments (Wide, MIC, OSD mute, projection)

•Language adjustments (English, Japanese, French, German, Spanish, Italian)

5-1-4. Adjustment Control at Factory Delivery

•Video sub adjustments (RGB gain, sub-bright)

•Drive adjustments (each item for panel controls, RGB trimming)

Fig. 5-1-1 shows the system block diagram.

5-1