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Hi2611 Soc

CHIP FUNCTION:

★ CPU

  • A 32-bit dual-transmitting processor compatible with MIPS32 and supporting the extension of DSP instructions is implemented;
  • 16KB instruction Cache and 16KB data Cache;
  • MMU, TLB unit;
  • 32-bit AHB interface for instruction and data sharing;
  • EJTAG interface;
  • Coprocessor for system control;

★ MEMORY

  • On-chip 18KB ROM;
  • On-chip 8KB SRAM;
  • Off-chip BOOT MEMORY(SPI NOR/NAND Flash);
  • Off-chip NAND flash MEMORY;
  • Embedded DDR3 SDRAM;

★ PERIPHERAL

  • UART: debug serial port (2 lines);
  • Ethernet interface (MAC);
  • USB interface (USB + PHY);
  • EJTAG debugging interface;

★ SYSTEM

  • 32 bit AHB bus, little endian; Single channel DMA;
  • The program boot from SPI Flash or internal ROM;
  • Interrupt controller: supports 32 interrupt sources;
  • Timing equipment: 4 Timers, 1 WatchDog;

★ DVB-C DEM

  • Compliance with DVB-C (ETS 300-429) standard;
  • Supporting zero IF and low IF;
  • Digital resample and programmable digital anti-aliasing filter, supporting symbol rate ranges from 0.75 Msps to 12.0 Msps;
  • All-digital carrier recovery loop can catch up 800KHz carrier frequency offset;
  • All-digital timing recovery loop supports wide range symbol rate search;
  • High performance adaptive equalizer to eliminate the interfere of multi-path echo;
  • 16, 32, 64, 128 and 256-QAM demodulation;
  • Automatic I/Q reversion identification and correction;
  • FEC decoder (de-interleave and RS decode) fully compatible to DVB-C;
  • Complete monitor information: lock indication, signal intensity, signal to noise ratio, bit error rate and TS data error ratio;
  • Full automatic capture and tracking control;
  • Parallel and serial data output with variable modes measuring up DVB public interface standard;
  • Pulse density modulate(PDM)dual AGC output with simple extern circuits and tiny output jitter;
  • Fast channel scan (blind scan);

★ DTMB DEM

  • Fully compliance with DTMB (GB 20600—2006) standard;
  • Digital re-sampling, support 6, 7 or 8 MHz bandwidth modes;
  • Support all the modes defined in DTMB;
  • Carrier: single-carrier(C=1),multi-carrier(C=3780);
  • Guard Interval: PN420, 595, PN945;
  • Modulation modes: 4QAM-NR, 4QAM, 16QAM, 32QAM, 64QAM;
  • Symbol de-interleave : M=240, M=720, M=0(none);
  • LDPC Coding Rate: 0.4, 0.6, 0.8;
  • Automatic transmission mode detection and synchronization;
  • Dynamic spectrum inversion detection and correction;
  • Support up to ±400KHz carrier frequency offset correction;
  • Support up to 300ppm oscillator frequency offset correction;
  • Industry-leading performance for single-carrier and multi-carrier;
  • Outstanding performance for fixed receiver, and SFN(Single Frequency Network) application compatible;
  • Superior performance for mobile receiver, and make a breakthrough to achieve a high speed single-carrier mobile reception;
  • Adjacent channel interference and co-channel interference cancellation;
  • Impulse noise interference suppression;
  • Project monitor function: constellation、channel time domain character、channel frequency domain character、SNR and BER etc;

★ VIDEO PROCESSOR

  • 30fps@D1 resolution (1920X1088); Support H.264 HP@L4.0;
  • Support for AVS/AVS+Jizhun@L6.0;
  • Support for MPEG-4 ASP@L5.0 (compatible with H.263/xVID/DIVX);
  • Support for MPEG-2 MP@HL (compatible with MPGE-1);

★ AUDIO PROCESSOR

  • Configurable audio decoding engine, supporting MP3, AC3, WMA, AAC, DTS and other audio formats;
  • Sampling rate is 8KHz~48KHz, code rate is 8Kbps~320Kbps, with real equalization function;
  • Built-in 20 bit audio DAC;

★ JPEG PROCESSOR

  • Maximum resolution 8000*8000;
  • Support for baseline and progressive JPEG;
  • Support motion-JPEG 25fps@VGA Hardware scaling and rotation functions;

★ TS INPUT

  • Supporting external TS stream input;
  • Conditional access;
  • Built-in Advanced Security Circuit;
  • Support PVR;;

★ TV AFE

  • 12-bit 160 MHz ADC; 2 channel CVBS input;
  • 1 low IF differential input;
  • Voltage and current clamping mode;
  • Controllable analog automatic gain control, step size 1.5DB, range—3-7.5DB;
  • Digital gain control;

★ NTSC/PAL DECODER

  • NTSC - M/J/4.43, PAL - B,D,G,H,M,N,I,NC;
  • Automatic system recognition;
  • 3D/2D Comb Filter for Bright Color Separation;
  • Controllable analog automatic gain control and digital automatic gain control;

★ HDCP/HDMI IN

  • HDMI 1.4a/2 input;
  • HDCP 1.3;
  • Support DTV resolution from 480i to 1080i/p;

★ LVDS out

  • 8bit dual link LVDS maximum support 1920x1080p;
  • MiniLVDS 6/8bit 3~6 pairs; Switchable Dithering 6/8 bit;
  • Up to 3% programmable SSC range control with center spread or down spread;

★ OSD

  • Two layers of true color, each supporting three areas that do not overlap;
  • Each area can be independently set to a variety of color storage formats,including:(CLUT4/CLUT8/ACLUT88/RGB565/RGB888/ARGB8565/ARGB8888/ ARGB4444/ARGBB1555/ARGB6666/YCBCR);
  • CLUT is indexed, for example, CLUT4 is a 16-color storage format, and each index can specify a separate ARGB8888 color value;
  • It can be redeveloped to provide features such as rolling, flickering with music, fading in and out

★ Multi-Standard TV Sound Decoder

  • Supports BTSC/NICAM/A2/EIA-J demodulation and decoding;
  • FM stereo & SAP demodulation;
  • L/Rx2, mono, and SIFx2 audio input;
  • L/R line output;
  • L/R headphone output;
  • Supports sub-woofer output;
  • Built-in audio output DAC's;
  • Audio processing :including volume, balance, mute, tone, EQ, and virtual stereo/surround;
  • Optional advanced surround available(Dolby1, SRS2, BBE3… etc) ;

★ Digital Audio Interface

  • S/PDIF digital audio input & output;
  • HDMI audio channel processing capability;
  • Programmable delay for audio/video synchronization;

★ IMAGE PROCESSOR

  • Noise reduction
  • Spatial noise reduction based on edge-protected filter;
  • 3D Time Domain Noise reduction Based on IIR Filtering;
  • Mixed Spatiotemporal Noise reduction Based on Motion Adaptation;
  • Block Noise and Mosquito Noise reduction of MPEG;
  • Noise intensity measurement and skin color area protection;
  • Noise filtering for both luminance and chroma channels;
  • De-Interlacing
  • Two-dimensional/three-dimensional de-interlacing mode;
  • Motion-adaptive de-interlacing algorithm;
  • Small Angle Interpolation Technology to Remove Edge Sawtooth;
  • 3:2/2:2 Drop-down Movie Mode Detection;
  • Maximum support 1080i;
  • Scaler
  • Programmable Linear/Nonlinear Mode Image Scaling Engine;
  • Vertical and horizontal independent processing;
  • Improving results by using overshoot suppression technology;
  • Support Amplitude-to-Form Ratio Transform (4:3←→16:9), including Panoramic and Amaronap modes;
  • Image quality enhancements
  • Peaking Processing of 2D Brightness;
  • Dynamic Brightness/Chroma Transient Improvement (DLTI/DCTI) function to improve the clarity of color images;
  • Adaptive Contrast Enhancement to Improve Dynamic Range of Picture Brightness;
  • Adaptive Saturation Enhancement to Brighten Color Images;
  • Supporting dynamic black/white level expansion to improve image contrast;
  • Color Space Conversion;
  • Supporting Blue Level Extension;
  • Programmable Gamma correction, 256 points, 10 bits;
  • Skin color detection and automatic skin color correction;
  • Tone/saturation control and brightness/contrast control functions to support accurate and independent color adjustment;
  • Programmable 3D color lookup table;
  • Support sRGB and xvYCC wide gamut color processing;
  • Temporal and Spatial Color Jitter Function;
  • Programmable Overdrive Enhancement to Reduce Motion Blur;
  • Image content adaptive automatic backlight function to enhance image contrast;
  • Frame Rate Conversion (FRC)

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