SPC8106 S-MOS Systems, SPC8106 Datasheet - Page 116

• Manufacturer Part Number: SPC8106
• Description: LCD/CRT VGA CONTROLLER
• Manufacturer: S-MOS Systems

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Hardware Functional Specification
SP1-74
Software Power Save Mode 5 (LCD Mode Only)
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Software Power Save Mode 6 (LCD Mode Only)
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Video display accesses to display memory allowed.
CPU accesses to/from display memory allowed.
Display memory refresh as in normal active mode.
I/O read/write of all registers is allowed.
LCDPWR# signal remains low (i.e. panel power enabled) and video display remains visible on LCD.
Internal LUT disabled.
Displayed gray-shades reduced to 3 levels on monochrome LCD (black, white, 50% gray).
Displayed colors reduced to 3 colors on color LCD (black, green, light green).
This power save mode not available when CRT display active.
Internal clock can be slowed to 4/5 of normal rate.
Video display accesses to display memory allowed.
CPU accesses to/from display memory allowed.
Display memory refresh as in normal active mode.
I/O read/write of all registers is allowed.
LCDPWR# signal remains low (i.e. panel power enabled) and video display remains visible on LCD.
Attribute Controller is disabled (for details see“Windows Power Save Mode” on page 93)
Power Save Mode 6 is intended for Mode 12h operation under Windows employing a custom Windows
driver
S-MOS Systems, Inc. • Tel: [phone] • Fax: [phone] • http://www.smos.com
X12-SP-001-07
411-1.0
SPC8106