2 FEATURES
2.1 Integrated Display Buffer
• Embedded 80K byte SRAM display buffer.
2.2 Microcontroller Interface
• Directly interfaces to :
Generic #1 bus interface with WAIT# signal
Generic #2 bus interface with WAIT# signal
Motorola MC68K
Motorola MC68EZ328/MC68VZ328 DragonBall
Hitachi SH-3
Hitachi SH-4
• 8-bit processor support with “glue logic”.
• “Fixed” and low-latency CPU access times.
• Registers are memory-mapped with dedicated M/R# input to select between memory and
register address space.
• The contiguous 80K byte display buffer is directly accessible through the 17-bit address bus.
2.3 LCD Panel Support
• 4/8-bit monochrome STN interface.
• 4/8-bit color STN interface.
• 9/12/18-bit Active Matrix TFT interface.
• Direct support for 18-bit Sharp HR-TFT interface (160x160, 320x240).
2.4 Display Modes
• 1/2/4/8/16 bit-per-pixel (bpp) color depths.
• Up to 64 gray shades using Frame Rate Control (FRC) and dithering on monochrome passive
LCD panels.
• Up to 256k colors on passive STN panels.
• Up to 256k colors on active matrix LCD panels.
• Resolution examples :
320x240 at a color depth of 8 bpp
160x160 at a color depth of 16 bpp
160x240 at a color depth of 16 bpp
2.5 Display Features
• Display Rotate Mode : 90°, 180°, 270° counter-clockwise hardware rotation of display image.
• Virtual display support : displays image larger than the panel size through the use of panning
and scrolling.
• Floating Window Mode : displays a variable size window overlaid on background image.
• 2 Hardware Cursors (for 4/8/16 bpp) : simultaneously displays two cursors overlaid on
background image.
• Double Buffering/Multi-pages: provides smooth animation and instantaneous screen updates.
SOLOMON
Rev 1.3
10/2002
2
SSD1905