epson tft lcd controller quotation
Single-chip LCD controllers featuring built-in display memory allowing for low power consumption, low noise, and space-saving ability. These products have more features than Simple LCD Controllers which makes them ideal for display control of mobile terminals and operation panels.
Single-chip LCD controllers with built-in display memory and a simplified function set. These products are ideal for a wide variety of applications that require simple LCD display.
LCD controllers providing support for a wide range of small to large size panels. The external memory option allows the memory size to be cutomized based on the target application. These products are most suitable for display control of OA or FA equipment operation panels, as well as some automotive (in-vehicle) devices.
LCD Controllers incorporating a camera interface which allows the LCD controllers to display camera images on the panel without placing a load on the CPU. These products are excellent choices for display control of a wide variety of applications such as mobile terminals and security devices.
LCD Controller allowing for reception of display data and transmission of touch-screen coordinate data at high speed via USB2.0-HS. This product is most suitable for applications on OA equipment such as multi-functional printers with long lengths of cabling between the host CPU and LCD panel. It is also ideal for in-vehicle devices such as rear entertainment displays.
Seiko Epson Corporation (“Epson”) has begun shipping samples of the S1D13709, a new display controller IC with built-in memory that is capable of easily controlling the display of both text and graphics on color TFT[1] and STN[2] LCD panels. This display controller is ideal for control panels used on factory automation equipment and office equipment such as printers and multifunction units.
STN panels are often used as control panels on factory automation systems and office equipment, but demand for color TFT panels in these applications has been growing in recent years because of their good visibility and greater powers of expression. The new S1D13709, with built-in CGROM[3], can enable such popular features as mixed text and graphics, overlays, and smooth scrolling (vertical and horizontal) on both STN and TFT LCD panels. In addition, since memory for the display is built-in, no external memory is needed. This saves space and design work for users. The software of the new S1D13709 is compatible with that of the S1D13700, Epson’s previous display controller IC for monochrome STN LCD panels. This makes it easy for S1D13700 users to migrate to color TFT LCD panels.
Going forward, Epson intends to leverage its unique set of compact, energy-saving, and high-precision technologies to help enrich society by providing products and services that solve real issues for customers.
Users of the S1D13700, Epson’s previous display controller IC for monochrome STN display panels, can use the new S1D13709 with their existing software to control color TFT LCDs (some restrictions apply).
GRAPHICS S1D13517 S1D13517 External SDRAM LCD Controller March 2009 The S1D13517 is a color LCD graphics controller which uses an external SDRAM display buffer. The S1D13517 supports an 8/16-bit indirect host interface while providing high performance bandwidth to external SDRAM, allowing for fast screen updates. The S1D13517 supports displays up to 960x540 (QHD) 24 bpp or 800x600 (SVGA) 24bpp, controlling a main the window and up to two Picture-in-Picture windows. Additionally, the S1D13517 is designed with a 2D Graphics Engine with Alpha Blending. The S1D13517 uses a double-buffer architecture to prevent any visual tearing during streaming video screen updates. FEATURES Easy to use, Easy to connect Main Display Window with two Picture-in-Picture windows External 16M-bit, 64M-bit or 128M-bit SDRAM 180 hardware rotation and mirror of display image High performance SDRAM controller Double-Buffer available to prevent image tearing 8/16-bit asynchronous indirect parallel interface during streaming input (used for display or register data) PWM output for LCD backlight control Input data formats: RGB 8:8:8, RGB 5:6:5 Internal programmable PLL Active Matrix TFT interface: 18/24-bit interface SS (Spread spectrum) clock available Supports resolutions up to 960x540 or 800x600 General Purpose Output pins Software Power Save mode SYSTEM BLOCK DIAGRAM SDRAM (16-bit) Host Data and 13517 Control Signals CPU (8/16-bit) Active Matrix TFT Display (18/24-bit) S1D13517 Includes: Two Picture-in-Picture windows Double-Buffering PWM output Alpha Blending acceleration X92A-C-001-01 1 Revision 1.0GRAPHICS S1D13517 DESCRIPTION Frame Buffer Display Features External 16M-bit, 64M-bit or 128M-bit SDRAM 24 bit-per-pixel (bpp) color depths memory support Display window Maximum 90MHz SDRAM clock Two Picture-in-Picture windows 16-bit bus width 2D graphics engine (Alpha blending, Copy) Maximum 16-Buffer separation available 180 hardware rotation and mirror of display image. Host Interface Double-Buffer available to prevent image tearing dur- 8/16-bit asynchronous parallel interface (used for ing streaming input display or register data) Software Multi-Buffer available for simple animation Indirect addressing Intel80 interface TE (Tearing Effect) output Burst and rectangular write available for memory Clock Source Input Data Format Internal programmable PLL (Maximum 180MHz) RGB 8:8:8, RGB 5:6:5 Spread Spectrum clock available for PCLK and SDCLK Display Support (note: frequency: 31MHz to 80MHz) LCD pixel clock (Maximum PCLK = 45MHz) Active Matrix TFT SDRAM clock (Maximum SDCLK = 90MHz 18/24-bit interface Supports resolution up to 960x560 (QHD) Miscellaneous HVGA, VGA, WVGA, SVGA PWM output for LCD backlight control Power Software Power Save mode COREVDD 2.5 volts, PLLVDD 2.5 volts and IOVDD General Purpose Output pins are available (GPO 3:0 ) 3.3 volts QFP15 128-pin package (16mm x 16mm x 1.7mm) CONTACT YOUR SALES REPRESENTATIVE FOR COMPREHENSIVE DESIGN TOOLS S1D13517 Technical CPU Independent S1D13517 Evaluation Royalty Free source level Documentation Software Utilities Boards driver code Japan North America China Taiwan Seiko Epson Corporation Epson Electronics America, Inc. Epson (China) Co., Ltd. Epson Taiwan Technology & Trading Ltd. IC International Sales Group 2580 Orchard Parkway 7F, Jinbao Bldg. 14F, No. 7 421-8, Hino, Hino-shi San Jose, CA 95131, USA No. 89 Jinbao St. Song Ren Road Tokyo 191-8501, Japan Tel: +1-800-228-3964 Dongcheng District Taipei 110, Taiwan Tel: +81-42-587-5814 Fax: +1-408-922-0238 Beijing 100005, China Tel: +886-2-8786-6688 Fax: +81-42-587-5117 Tel: +86-10-6410-6555 Fax: +886-2-8786-6660 Fax: +86-10-6410-7320 Hong Kong Europe Singapore Korea Epson Hong Kong Ltd. Epson Europe Electronics GmbH Epson Singapore Pte., Ltd. Seiko Epson Corp. 20/F, Harbour Centre Riesstrasse 15 1 HarbourFront Place Korea Office 25 Harbour Road 80992 Munich, Germany 03-02 HarbourFront Tower One 50F, LKI 63 Bldg. Wanchai, Hong Kong Tel: +49-89-14005-0 Singapore 098633 60 Yoido-dong, Youngdeungpo-Ku, Tel: +852-2585-4600 Fax: +49-89-14005-110 Tel: +65-6586-5500 Seoul, 150-763, Korea Fax: +852-2827-4346 Fax: +65-6271-3182 Tel: +82-2-784-6027 Fax: +82-2-767-3677 SEIKO EPSON CORPORATION 2008-2009. All rights reserved. Information in this document is subject to change without notice. You may download and use this document, but only for your own use in evaluating Seiko Epson/EPSON products. You may not modify the document. Epson Research and Development, Inc. disclaims any representation that the contents of this document are accurate or current. The Programs/Technologies described in this document may contain material protected under U.S. and/or International Patent laws. EPSON is a registered trademark of Seiko Epson Corporation. All other trademarks are the property of their respective owners. 2 X92A-C-001-01 Revision 1.0
Seiko Epson Corporation announced that it will in September start supplying its latest display controller IC reference design compatible with the Arduino Due including the Atmel SAM3X8E 32-bit microcontroller based on ARM"s Cortex-M3 open source hardware platform. This new reference design will support the development of products using small- and medium-sized TFT LCD panels, providing significantly shorter development times and a lower cost evaluation environment. The reference design includes an evaluation board with an integrated S1D13781 LCD controller IC manufactured by Epson and a software library providing simple graphics functions.
The S1D13781 Shield TFT evaluation board is compatible with Arduino Due. Both this evaluation board and the software library were developed to be compatible with the Arduino Due environment, providing a simple hardware connection that allows the evaluation board to be powered by Arduino Due, and with simple software installation and usage. The evaluation board includes two FPC (Flexible printed circuits: It"s possible to easily change the shape of these flexible circuits without affecting their electrical characteristics) connectors (40-pin and 54-pin) that can be used to connect to separately available WQVGA (400x240 dot) or QVGA (320x240 dot) TFT panels.
The S1D13781 Shield TFT evaluation board can also be used to evaluate the low cost S1D13L01 LCD controller that shares the same features as the S1D13781, except for BitBLT functionality (A function that transfers bitmap images used on the display from the main memory to the graphics memory). The evaluation board will be available for purchase from online shops in September. To be made available on Epson"s website from September 2015.
A display driver supports a particular family of display controllers. The drivers can be configured by modifying their configuration files whereas the driver itself does not need to be modified. The configuration files contain all required information for the driver including how the hardware is accessed and how the controller(s) are connected to the display.
Direct accessible frame buffer means the frame buffer is accessible directly via data- and address bus. For that case the driver GUIDRV_Lin could be used. This driver supports all display controllers with linear video memory accessible via direct interface. The driver does only manage the content of the video memory. It is independent of the register interface of the display controller and can be used for managing each linear mapped video memory.
Whereas the direct interface accesses the video memory directly by the address bus of the CPU, the indirect interface requires a more complex communication with the display controller to get access to the video memory. On LCD controller side that interface is often called "MPU" interface. It normally consists of a set of control- and data lines. on emWin side this requires a few simple communication routines. These are getting called for writing and reading operations to/from the LCD controller.
The following table lists the currently available run-time configurable drivers developed for the current interface of emWin:Display driverSupported display controllers / PurposeSupported bits/pixelGUIDRV_BitPlainsThis driver can be used for solutions without display controller. It manages separate bitplains for each color bit. Initially it has been developed to support a solution for an R32C/111 which drives a TFT display without display controller. It can be used for each solution which requires the color bits in separate plains.1 - 8
GUIDRV_LinThis driver supports every display controller with linear addressable video memory with a direct (full bus) interface. This means that the video RAM is directly addressable by the address lines of the CPU. The driver contains no controller specific code. So it can also be used for solutions without display controller which require a driver which only manages the video RAM.1, 2, 4, 8, 16, 24, 32
Get epson tft lcd from suppliers on Alibaba.com when reliable parts are needed to build new laser printers at a plant. Repair shops will find them useful to have on hand as well. Shop for many quality units and save money when stocking up for long-term production goals. Look for various pieces that are compatible with a wide range of brands and models of printers and other machines.
Some epson tft lcd are designed to be used in copiers and fax machines. When installed, they will allow for the reliable application of toner to each page that is printed. Most brands are built to OEM standards and can be used as cheaper after-market replacements for many major brands. Hot pressing and injection molding are often used to ensure each set has a uniform shape and size.
Find epson tft lcd at Alibaba.com from a wide variety of suppliers that can make the product from plastic or silicone. Sometimes, other substances can be used if requested by the customer. Certain brands feature a very large range of working temperatures and will work in extremely hot or cold conditions. Some suppliers will make a point to test each product before it is sent out for delivery.
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Epson"s Simple LCDC series offers LCD Controllers with basic functionality. These products offer a low cost while retaining the advantage of a low power single chip solution. The Simple LCDC series supports TFT LCD panels from QVGA up to WVGA resolution, and is suitable for factory automation (FA) controller, medical instrument, measuring equipment, and office automation (OA) applications. The following Simple LCDCs are available.
SG-8101CA-TCHSB : OSC PROG CMOS 20PPM STBY FAST Epson"s SG-8101 series offers high-stability programmable crystal oscillators which are ideal for a wide range of industrial applications. With Epson’s fractional-N PLL technology, the SG-8101 allows any frequency to be programmed from 0.67 MHz to 170 MHz. The SG-8101 series provides high stabi
A thin-film-transistor liquid-crystal display (TFT LCD) is a variant of a liquid-crystal display that uses thin-film-transistor technologyactive matrix LCD, in contrast to passive matrix LCDs or simple, direct-driven (i.e. with segments directly connected to electronics outside the LCD) LCDs with a few segments.
In February 1957, John Wallmark of RCA filed a patent for a thin film MOSFET. Paul K. Weimer, also of RCA implemented Wallmark"s ideas and developed the thin-film transistor (TFT) in 1962, a type of MOSFET distinct from the standard bulk MOSFET. It was made with thin films of cadmium selenide and cadmium sulfide. The idea of a TFT-based liquid-crystal display (LCD) was conceived by Bernard Lechner of RCA Laboratories in 1968. In 1971, Lechner, F. J. Marlowe, E. O. Nester and J. Tults demonstrated a 2-by-18 matrix display driven by a hybrid circuit using the dynamic scattering mode of LCDs.T. Peter Brody, J. A. Asars and G. D. Dixon at Westinghouse Research Laboratories developed a CdSe (cadmium selenide) TFT, which they used to demonstrate the first CdSe thin-film-transistor liquid-crystal display (TFT LCD).active-matrix liquid-crystal display (AM LCD) using CdSe TFTs in 1974, and then Brody coined the term "active matrix" in 1975.high-resolution and high-quality electronic visual display devices use TFT-based active matrix displays.
The circuit layout process of a TFT-LCD is very similar to that of semiconductor products. However, rather than fabricating the transistors from silicon, that is formed into a crystalline silicon wafer, they are made from a thin film of amorphous silicon that is deposited on a glass panel. The silicon layer for TFT-LCDs is typically deposited using the PECVD process.
Polycrystalline silicon is sometimes used in displays requiring higher TFT performance. Examples include small high-resolution displays such as those found in projectors or viewfinders. Amorphous silicon-based TFTs are by far the most common, due to their lower production cost, whereas polycrystalline silicon TFTs are more costly and much more difficult to produce.
The twisted nematic display is one of the oldest and frequently cheapest kind of LCD display technologies available. TN displays benefit from fast pixel response times and less smearing than other LCD display technology, but suffer from poor color reproduction and limited viewing angles, especially in the vertical direction. Colors will shift, potentially to the point of completely inverting, when viewed at an angle that is not perpendicular to the display. Modern, high end consumer products have developed methods to overcome the technology"s shortcomings, such as RTC (Response Time Compensation / Overdrive) technologies. Modern TN displays can look significantly better than older TN displays from decades earlier, but overall TN has inferior viewing angles and poor color in comparison to other technology.
The transmittance of a pixel of an LCD panel typically does not change linearly with the applied voltage,sRGB standard for computer monitors requires a specific nonlinear dependence of the amount of emitted light as a function of the RGB value.
In 2004, Hydis Technologies Co., Ltd licensed its AFFS patent to Japan"s Hitachi Displays. Hitachi is using AFFS to manufacture high end panels in their product line. In 2006, Hydis also licensed its AFFS to Sanyo Epson Imaging Devices Corporation.
Less expensive PVA panels often use dithering and FRC, whereas super-PVA (S-PVA) panels all use at least 8 bits per color component and do not use color simulation methods.BRAVIA LCD TVs offer 10-bit and xvYCC color support, for example, the Bravia X4500 series. S-PVA also offers fast response times using modern RTC technologies.
TFT dual-transistor pixel or cell technology is a reflective-display technology for use in very-low-power-consumption applications such as electronic shelf labels (ESL), digital watches, or metering. DTP involves adding a secondary transistor gate in the single TFT cell to maintain the display of a pixel during a period of 1s without loss of image or without degrading the TFT transistors over time. By slowing the refresh rate of the standard frequency from 60 Hz to 1 Hz, DTP claims to increase the power efficiency by multiple orders of magnitude.
Due to the very high cost of building TFT factories, there are few major OEM panel vendors for large display panels. The glass panel suppliers are as follows:
External consumer display devices like a TFT LCD feature one or more analog VGA, DVI, HDMI, or DisplayPort interface, with many featuring a selection of these interfaces. Inside external display devices there is a controller board that will convert the video signal using color mapping and image scaling usually employing the discrete cosine transform (DCT) in order to convert any video source like CVBS, VGA, DVI, HDMI, etc. into digital RGB at the native resolution of the display panel. In a laptop the graphics chip will directly produce a signal suitable for connection to the built-in TFT display. A control mechanism for the backlight is usually included on the same controller board.
The low level interface of STN, DSTN, or TFT display panels use either single ended TTL 5 V signal for older displays or TTL 3.3 V for slightly newer displays that transmits the pixel clock, horizontal sync, vertical sync, digital red, digital green, digital blue in parallel. Some models (for example the AT070TN92) also feature input/display enable, horizontal scan direction and vertical scan direction signals.
New and large (>15") TFT displays often use LVDS signaling that transmits the same contents as the parallel interface (Hsync, Vsync, RGB) but will put control and RGB bits into a number of serial transmission lines synchronized to a clock whose rate is equal to the pixel rate. LVDS transmits seven bits per clock per data line, with six bits being data and one bit used to signal if the other six bits need to be inverted in order to maintain DC balance. Low-cost TFT displays often have three data lines and therefore only directly support 18 bits per pixel. Upscale displays have four or five data lines to support 24 bits per pixel (truecolor) or 30 bits per pixel respectively. Panel manufacturers are slowly replacing LVDS with Internal DisplayPort and Embedded DisplayPort, which allow sixfold reduction of the number of differential pairs.
With analogue signals like VGA, the display controller also needs to perform a high speed analog to digital conversion. With digital input signals like DVI or HDMI some simple reordering of the bits is needed before feeding it to the rescaler if the input resolution doesn"t match the display panel resolution.
Kawamoto, H. (2012). "The Inventors of TFT Active-Matrix LCD Receive the 2011 IEEE Nishizawa Medal". Journal of Display Technology. 8 (1): 3–4. Bibcode:2012JDisT...8....3K. doi:10.1109/JDT.2011.2177740. ISSN 1551-319X.
K. H. Lee; H. Y. Kim; K. H. Park; S. J. Jang; I. C. Park & J. Y. Lee (June 2006). "A Novel Outdoor Readability of Portable TFT-LCD with AFFS Technology". SID Symposium Digest of Technical Papers. AIP. 37 (1): 1079–82. doi:10.1889/1.2433159. S2CID 129569963.