Imaging Solutions Interactive Display Appliances CX92745 Interactive Display, Media, and Image Processor Complete Multimedia Solution on a Single Chip Conexant’s CX92745 System-on-Chip (SoC) and high-speed triple video DACs to support a is an integrated display, media, and image wide range of display applications. processor delivering a new level of performance ® and system integration. The SoC builds on Network connectivity including Bluetooth , 3G, ®, and integrated Ethernet is supported. WiFi Conexant’s strengths in image and mixed-signal processing, and integrates high performance The integrated camera card controller supports 1080p video and graphics processing hardware. all popular memory cards, and an advanced To support robust system design and lower NAND Flash Controller supports NAND boot Bill of Material (BOM) costs, the CX92745 and extended MLC-NAND ECC control. also integrates a stereo Class-D amplifier, A high-performance ARM RISC processor microphone input, touchscreen controller, and supports robust embedded operating system power supply controller. and application design. High-speed USB 2.0 Host and Device ports support PC and The hardware video subsystem supports 1080p peripheral connection. Enhanced multimedia decode and video post processing for popular video codecs, including H.264, and offloads and graphics processing is further supported the CPU from video decode tasks. Along with with the CX92745’s ARM Vector Floating Point video decode, the CX92745 supports a BT.656 Unit (VFP), large internal caches, and high compatible video-in port for video capture and speed DDR2 memory. docking applications. For advanced GUI operations, the CX92745 supports a hardware graphics processing unit (GPU). This GPU includes a Display List Processor along with Alpha Blend and Clipping Units to support complex, independent UI operations. The CX92745 features a flexible, programmable LCD interface, hardware JPEG codec, and Conexant’s advanced Image Processing pipeline. The CX92745 display subsystem further integrates an LVDS transmitter Key Features The CX92745 contains several features which lower cost and operating power while providing unsurpassed image processing and flexibility. Conexant’s industry-standard development environment enables manufacturers to quickly design cost-effective interactive display products. The SoC is packaged in an environmentallyfriendly, RoHS/Green-compliant 400-pin finepitch ball grid array (fpBGA). Benefits Applications • Connected Digital Frames • Interactive Kiosks ARM microprocessor with Vector Floating Point Unit, MMU Easily handles complex computational, geometry, and system tasks • Home Automation/Security Hardware 1080p MPEG2 / MPEG4 / H.263 / H.264 Video Decoder & BT.656 Video-in Port Hardware acceleration to speed up decoding/displaying common video formats and profiles • Digital Signage Hardware graphics processor with Display List Processor and Alpha Blend Unit Supports advanced independent UI operations and display effects • Home Web Terminals Flexible high-performance image processing pipeline and JPEG codec Quickly provides superior photo rendering and multimedia processing Hardware touchscreen controller for advanced capacitive touchscreens Low cost touchscreen implementation with proven drivers Advanced MLC NAND Flash Controller with robust ECC and NAND boot capability Provides extended internal memory storage Integrated Class-D stereo DAC, stereo microphone, and on-chip Power Supply Controller System BOM savings Flexible LCD Controller with integrated video DACs, LVDS transmitter Directly interfaces to analog and digital LCD’s, LVDS LCD’s, analog monitors, and HDMI controllers • Interactive TV Appliance Part Number CX92745 Description Interactive Display, Media, and Image Processor Imaging Solutions Interactive Display Appliances CX92745 Features Processor • ARM RISC microprocessor and Memory Management Unit (MMU) • ARM Vector Floating Point Unit and Java Byte- Code Acceleration • 600MHz DDR2 Memory Subsystem - up to 1GB support External Memory Support • DDR2 Memory Subsystem - up to 1GB support • Serial Flash • MLC NAND Flash Controller / NAND boot / extended ECC • SD card / SDIO expansion port • Embedded Memory Card Controller (CF, xD, MS, MS-Pro, SD/SDHC, MMC) Connectivity/Interfaces • Integrated Ethernet MAC • USB 2.0 high-speed device and USB hosts (2) • Additional high-speed and expansion ports for peripheral integration • SPI, I2C, SSP (Synchronous Serial Port), supporting SDcard, and SDIO • SPI / UART modem interface to Conexant modem solutions Direct Resistive and Capacitive Touch Control Video and Image Processor • Hardware 1080p MPEG2 / H.263 / MPEG4 / H.264 Decoder, including up to Advanced Profile MPEG4, and Main Profile H.264 • Hardware Video Post Processor with Scaling, Rotation, Color Operations • Hardware JPEG codec, unlimited JPEG size support • Programmable, Pipelined Image Processor - Color Space/Image Filter/Error Diffusion - Adjustable Color Tables, Tonal Response Curve (TRC), filters to enable unique display features Graphics Processing Unit (GPU) • Programmable Display List Processor • Linear to X,Y memory addressing • Multi-operand BLT, Line engine with Transparency and Blending • Alpha Blending and Region Clipping • Two-operand BitBLT, Line, Stipple, Fill Operations with Transparency Display Support • TFT LCD (Digital RGB) up to 24bits / pixel • Hardware Overlay support • High-speed triple 8-bit Video DACs and Analog TCON Touchscreen Controller Display Processor Analog TCON LVDS/ DVI-A Comp. RGB H/W Overlay LED B/L V LCD Display USB Drive (PTP, MSC Devices, USB Expansion USB 802.11n Bluetooth® GSM, Radio Color HD-LCD Controller Stereo Audio Microphone In Memory Controller USB 2.0 Host I/F (2) Audio Co-processor Class-D Amp, DAC, MIC-in, EQ, NR ARM CPU 16KB/ 32KB Cache Vector Floating Point Unit BT.656 Camera I/F Hardware 1080p Video Engine and Video Post Processor USARTs (3) ARM9 MMU, VPU MLC NAND/ Boot CMOS Sensor Video-in User Interface Panel IR Remote Rotation/ Light Sensor Touchscreen Conexant Modem Bluetooth Power Supply Controller DC-DC, LCD Graphics Processing Unit 200M Pixel Alpha Blend Ethernet MAC DDR2 Serial FLASH/ ROM NAND Flash Controller GPIO / ADC USB 2.0 High Speed/ Full Speed I/F Computer Hardware Image Processing Accelators Parallel JPEG Decode/ Encode Zoom and Arbitary Scale Color Space Conversion High Speed Hardware JPEG Codec • Integrated LVDS transmitter • Integrated Capacitive Touchscreen Controller • GPIO support for buttons, LED’s, sensors, etc. Audio and Power Supply Controllers • 1.2W stereo Class-D amplifier with EQ, noise reduction, stereo microphone input, line-out • On-chip Power Supply Controller, including buck and boost regulators, and LCD VGh / VGl generation • I2S interface for audio codec expansion Timers • Real-time clock with battery backup A/D and PWM Control • Multi-channel 10-bit A/D • Pulse width modulators (PWMs) with firmware control Package • 400-pin fpBGA package - RoHS/Green compliant Development Environment • Linux BSP Development Environment • JTAG In-Circuit Emulator • Conexant EVK and Reference Designs Memory Card Controller (CF, SM, MS, xD, SD/ MMC) SSP (SDIO) Port Memory Cards SPI Bus CX93510 JPEG Encoder with BT.656 Camera Interface Ethernet Physical Layer WiFi, SDIO, Storage Options Conexant Modem CX92745 Block Diagram Conexant Product Portfolio Conexant’s comprehensive product portfolio includes solutions for imaging, audio, video surveillance, and embedded modem applications. © 2010 Conexant Systems, Inc. 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