SSD1901QL5 데이터 시트보기 (PDF) - Solomon Systech

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SSD1901QL5

TFT Graphics Controller

Solomon Systech  

2 FEATURES

2.1 Integrated Display Memory

• Embedded 80K byte SRAM display memory.

2.2

CPU Interface

• Direct support of the following interfaces:

• Motorola MC68K.

• MPU bus interface using WAIT# signal.

• Direct memory mapping of internal registers into upper 128 bytes of 128K byte address space.

• The 80K byte display memory is directly and contiguously available through the 17-bit address bus.

2.3

Display Support

• 9/12 bits Active Matrix TFT interface

• Example resolutions: 160x160, 320x240

2.4

Display Modes

• 8 bit-per-pixel, 256-level color display.

• 256 simultaneous of 4096 colors on active matrix LCD panels.

• Virtual display support (displays images larger than the panel size through the use of panning and scrolling).

• Split screen display allows two different images to be simultaneously displayed.

• Fixed Window Mode simplifies the data update process for an image in a window area on the display.

• Floating Window Mode allows to display an image in a window area on the display without erasing the original image

data.

2.5

Clock Source

• Maximum input clock (CLKI) frequency of 50MHz.

• Maximum operating clock (CLK) frequency of 25MHz.

• Operating clock (CLK) is derived from CLKI or BCLK input.

• Pixel Clock (PCLK) and Memory Clock (MCLK) are derived from CLK.

2.6

Miscellaneous

• Software Color Invert.

• Software Power Saving mode.

• Hardware Power Saving mode.

• LCD power-down sequencing.

• 4 General Purpose Input/Output pins are available.

• GPIO0 is available if Hardware Power Saving is not required.

• GPIO[4:2] are available if 9 bit TFT panel is selected.

• Single Supply : 3.0 volts to 3.6 volts.

SSD1901

2

REV 1.1

07/2001

SOLOMON

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