stm7710 STMicroelectronics, stm7710 Datasheet
stm7710
Available stocks
Related parts for stm7710
stm7710 Summary of contents
Page 1
... Features The STM7710 is a single-chip, high-definition MPEG decoder including: ■ CPU core ■ Transport filtering and descrambling ■ Video decoder ■ Graphics engine ■ Dual display ■ Audio decoder The STM7710 also features the following embedded interfaces: ■ USB 2.0 for hard-disk drive support ■ ...
Page 2
... Contents Contents 1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 1.1 Subsystems and interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 1.2 STM7710 applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 2 Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 2.1 Architecture overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 2.2 Processor core . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 2.3 External memory interface (EMI 2.4 Local memory interface (LMI 2.5 Transport subsystem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 2.5.1 2.5.2 2.6 MPEG-2 video decoder . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 2.7 Digital video input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 2.8 Video display processors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 2.9 Graphics display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 2.9.1 2.9.2 2.10 Display compositor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 2.11 Main display output stage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 2 ...
Page 3
... STM7710 2.17 Clock generation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 2.18 System services . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 3 ECOPACK packages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 4 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 Contents 3/23 ...
Page 4
... Introduction 1 Introduction The STM7710 is exactly the same as the STi7710. The STM7710 is a new generation of high-definition set-top box decoder chip, and provides very high performance for low-cost HD systems. Based on the STBus architecture, this system on chip is a full back-end processing solution for digital terrestrial, satellite and cable high-definition set-top boxes compliant with ATSC, DVB, DIRECTV, DCII, OpenCable and ARIB BS4 specifications ...
Page 5
... STM7710 ● 2D/3D graphics processor – dual source blitter engine – alpha blending and logical operations – color space and format conversion – fast color fill – arbitrary resizing with high quality filters – acceleration of direct drawing by CPU ● Compositor and video processor – ...
Page 6
... PGBA, 420 + 36 balls pitch 1.2 STM7710 applications The STM7710 demultiplexes, decrypts and decodes a single video stream with associated multichannel audio. Video is output to two independently formatted displays: a full resolution display intended for a TV monitor and a downsampled display intended for a VCR display panel can be connected through an analog component interface or a copy protected DVI/HDMI interface ...
Page 7
... STM7710 Digitized NTSC or PAL programs can also be input to the STM7710 for reformatting and display. The STM7710 includes a graphics rendering and display capability with a 2D-graphics accelerator, two graphics planes and a cursor plane. A dual display compositor provides mixing of graphics and video with independent composition for each of the TV and VCR outputs ...
Page 8
... QPSK ZIF Rx STV0370 Tuner 8VSB Rx Analog STV2310 tuner NTSC decoder PSTN MAFE I/F 8/23 Flash STV0294B Cable front end QAM/QPSK STM7710 transceiver RS232 Smart cards Flash HDD DDRAM STM7710 DVB-CI Smart cards IR Tx/Rx DDRAM RGB/YPbPr/ HDMI CVBS/YC IR Tx/Rx RGB/YPbPr/ HDMI RS232 USB 2.0 HDD STM7710 VCR ...
Page 9
... DVR applications are supported using a hard-disk drive (HDD) connected either to the EMI or to the USB 2.0 HDD interface. The STM7710 also integrates a range of peripherals, system services and a clock generator module with embedded VCXO (programmable frequency synthesizers able to replace the classical external VCXO) to significantly reduce external component cost. ...
Page 10
... Transport stream input/output Transport streams are input to the STM7710 through one of three interfaces. Two of these are parallel inputs which can also be configured for serial input if required. The third is a bidirectional parallel interface that can be configured as an input or output. ...
Page 11
... PTI. A fourth input is provided for routing internal transport streams stored in memory to the PTI. A fifth input receives a full/partial transport stream created by the PTI and can output it from the STM7710 through the bidirectional interface when configured as an output. This allows transport streams to be sent to a D-VCR through an IEEE1394 link layer controller, EMI or USB 2 ...
Page 12
... Digital video input Digital SD video data can be input to the STM7710 through an 8-bit digital video input port. The 8-bit mode is intended for inputting SD video data conforming to ITU-R BT656 with embedded syncs or ITU-R BT601 with external syncs. In ITU-R BT656 mode, auxiliary data embedded in the stream can be extracted to a separate buffer ...
Page 13
... The output line size is limited to 720 pixels on the auxiliary-display processor and is intended to output video for VCR recording. 2.9 Graphics display 2.9.1 Graphics layers The STM7710 has two independent and identical graphics layers known as generic display pipelines (GDPs) (see the following. ● Link-list-based display engine, for multiple viewport capabilities. ● ...
Page 14
... Each mixer alpha blends graphics and video layers on a pixel-by-pixel basis based on alpha component values provided by each layer. The Mix1 display planes are: ● A background color (RGB888 format, programmable through the registers), ● The two graphics layers GDP1 and GDP2, ● The main video display, ● The cursor plane. 14/23 (Figure 7). STM7710 ...
Page 15
... STM7710 Figure 6. Gamma Mix1 planes 75:45 The Mix2 display planes are: ● The auxiliary video display, ● The graphics layer GDP2. Figure 7. Gamma Mix2 planes Auxiliary video GDP2 graphics Background color GDP1, GDP2 and main video ordering is interchangeable GDP1 graphics Main video ...
Page 16
... PAL/NTSC signal and into YPbPr components. The digital encoder performs closed-caption, CGMS, WSS, teletext and VPS encoding and allows Macrovision 7.01/ 6.1 copy protection. An integrated tri-DAC provides three analog TV outputs, on which it is possible to output either (S-VHS(Y/C) + CVBS), YPbPr or RGB. 16/23 5). These are: STM7710 ...
Page 17
... Sources 1 and 2 are used simultaneously for read/modify/write operations. The 2D-graphics processor is software controlled by a link-list mechanism. Each node of the link list is an instruction that contains all the necessary information to proceed. The STM7710 blitter features: ● solid color fill of rectangular windows, ● ...
Page 18
... This is used to play PCM data which is mixed with the main audio. 18/23 Compressed audio MUX 2nd Sample rate input conversion PCM FIFO out Decoding/ Main PCM bypass Audio FIFO out 2 channels Register Register interface interface STM7710 Figure S/PDIF IEC958/1937 interface formatting Stereo audio Mixer DAC system MMDSP Audio decoder 8. main audio out ...
Page 19
... Analog stereo output from integrated 24-bit DACs. This outputs the main 2-channel output from the audio decoder. 2.15 FDMA controller The STM7710 has a multichannel, burst-capable direct memory access controller that supports the following. ● Fast 2D unaligned memory to memory transfers of graphics and stills. ...
Page 20
... Architecture 2.16 Interfaces 2.16.1 USB The STM7710 has an integrated USB host controller with one host port. The USB host interface is partially compliant with OHCI/EHCI rev 1.0 and USB rev 2.0, allowing connection to a hard-disk drive only. All speeds up to 480 Mbit/s are supported. 2.16.2 Modem Standard solutions are available for V22bis software modems and V34/V90 controllerless modems ported to the STM7710 architecture ...
Page 21
... A bank of digital frequency synthesizers is also provided for specific precise clock generation purposes, including generation of a low jitter PCM audio clock, a smartcard clock, and an external auxiliary clock. 2.18 System services The STM7710 supports several on chip system service functions including: ● Reset control, ● Watchdog control and reset out, ● ...
Page 22
... ECOPACK trademark. ECOPACK specifications are available at: www.st.com. 4 Revision history Table 1. Document revision history Date 25-Aug-2006 10-Aug-2006 22/23 Revision Replaced STi7710 with STM7710 2 Chapter 1: Introduction on page the same as the STi7710.” 1 Initial release. STM7710 ® Changes 4: Added “The STM7710 is exactly ...
Page 23
... STM7710 Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any time, without notice. All ST products are sold pursuant to ST’s terms and conditions of sale. ...