S1D13705 Epson Electronics America, Inc., S1D13705 Datasheet - Page 16

• Manufacturer Part Number: S1D13705
• Description: S1d13705 Embedded Memory Lcd Controller
• Manufacturer: Epson Electronics America, Inc.

Page 10
2 Features
2.1 Integrated Frame Buffer
2.2 CPU Interface
2.3 Display Support
S1D13705
X27A-A-001-09
• Embedded 80K byte SRAM display buffer.
• Direct support of the following interfaces:
• Direct memory mapping of internal registers.
• Single level CPU write buffer.
• Registers are mapped into upper 32 bytes of 128K byte address space.
• The complete 80K byte display buffer is directly and contiguously available through the
• 4/8-bit monochrome LCD interface.
• 4/8-bit color LCD interface.
• Single-panel, single-drive passive displays.
• Dual-panel, dual-drive passive displays.
• Active Matrix TFT / D-TFD interface
• Register level support for EL panels.
• Example resolutions:
Hitachi SH-3.
Hitachi SH-4.
Motorola M68K.
MPU bus interface using WAIT# signal.
17-bit address bus.
640x480 at a color depth of 2 bpp
640x240 at a color depth of 4 bpp
320x240 at a color depth of 8 bpp
Epson Research and Development
Hardware Functional Specification
Vancouver Design Center
Issue Date: 01/05/22