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S1D13505 Datasheet(PDF) 18 Page - Epson Company |
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S1D13505 Datasheet(HTML) 18 Page - Epson Company |
18 / 565 page Epson Research and Development Page 13 Vancouver Design Center Hardware Functional Specification S1D13505 Issue Date: 01/02/02 X23A-A-001-14 2.3 Display Support • 4/8-bit monochrome passive LCD interface. • 4/8/16-bit color passive LCD interface. • Single-panel, single-drive displays. • Dual-panel, dual-drive displays. • Direct support for 9/12-bit TFT/D-TFD; 18-bit TFT/D-TFD is supported up to 64K color depth (16-bit data). • Embedded RAMDAC (DAC)with direct analog CRT drive. • Simultaneous display of CRT and passive or TFT/D-TFD panels. 2.4 Display Modes • 1/2/4/8/15/16 bit-per-pixel (bpp) support on LCD/CRT. • Up to 16 shades of gray using FRM on monochrome passive LCD panels. • Up to 4096 colors on passive LCD panels; three 256x4 Look-Up Tables (LUT) are used to map 1/2/4/8 bpp modes into these colors, 15/16 bpp modes are mapped directly using the 4 most significant bits of the red, green and blue colors. • Up to 64K colors on TFT/D-TFD LCD panels and CRT; three 256x4 Look-Up Tables are used to map 1/2/4/8 bpp modes into 4096 colors, 15/16 bpp modes are mapped directly. 2.5 Display Features • SwivelView™: direct hardware 90° rotation of display image for “portrait” mode display. • Split Screen Display: allows two different images to be simultaneously viewed on the same display. • Virtual Display Support: displays images larger than the display size through the use of panning. • Double Buffering/multi-pages: provides smooth animation and instantaneous screen update. • Acceleration of screen updates by allocating full display memory bandwidth to CPU (see REG[23h] bit 7). • Hardware 64x64 pixel 2-bit cursor or full screen 2-bit ink layer. • Simultaneous display of CRT and passive panel or TFT/D-TFD panel. • Normal mode for cases where LCD and CRT screen sizes are identical. • Line-doubling for simultaneous display of 240-line images on 240-line LCD and 480-line CRT. • Even-scan or interlace modes for simultaneous display of 480-line images on 240-line LCD and 480-line CRT. 2.6 Clock Source • Single clock input for both the pixel and memory clocks. • Memory clock can be input clock or (input clock/2), providing flexibility to use CPU bus clock as input. • Pixel clock can be the memory clock, (memory clock/2), (memory clock/3) or (memory clock/4). |
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