Chongo Service Training Hardware Overview Prepared by Merlin Miller, Dave Jordahl, John Ciardi, March 2005

Page N°2 Chongo Building Blocks  PC Subsystem –Runs system and application software –USB, Firewire, DVD-ROM, RS422, and Ethernet interfaces –Disk Interface –PCI Bus interface to Codec Module –USB interface to Front Panel Module  Disk Array –2 SATA drives in RAID0 array  Codec Module –Real-time control processor –MPEG SD encoder –2 MPEG SD/HD Decoders –Audio DSP –Video and Audio I/O interfaces  Front Panel -WinCE Processor -TFT Display, TouchScreen, Keys, Knob Interface, LEDs

Page N°3 PC Subsystem  The PC subsystem runs application software running on top of a embedded WindowXP OS. This subsystem includes the following components:  Mechanical Chassis  Intel D865GLC microATX motherboard  3.0GHz Pentium 4 processor  512 MB DDR memory (2 DIM modules- separate memory busses)  1 IDE port for interfacing to removable media drive (DVD-ROM/CD-ROM)  1 10/100/1000BT Ethernet port  4 rear panel/1 front panel accessible USB2.0 ports  1 rear panel/1 front panel accessible ( front shared with second rear panel connector) Firewire IEEE1394A ports  2 SATA ports for interfacing to internal media drives  3 RS422 ports with SMPTE pinout (interfaced through internal USB connection)  PS2 keyboard and mouse ports  VGA display interface

Page N°4 PC Subsystem Block Diagram

Page N°5 Disk Array  GByte 10K RPM SATA Drives  Partioned into 3 Volumes –System Volume (C:) – 4GBytes on Physical Drive 0 –OS Swap and Media Database Volume (D:) – 4GBytes on Physical Drive 1 –Media Volume (V:) – 134GBytes striped across Drive 0 and 1

Page N°6 Front Panel  Front Panel System –Provides an intelligent interface that can operate the system without plugging in external monitor, keyboard, or mouse  FPS Components –Embedded Sharp ARM microprocessor with 16MBytes flash memory and 64MBytes SD-RAM –Runs WinCE operating system –320x240 Pixel TFT Display –Integrated TouchScreen –Function and transport keys –Interface to intelligent knob –USB interface to PC Subsystem –5V Power for FP circuits

Page N°7 Front Panel Block Diagram

Page N°8 Front Panel Intelligent Knob  Immersion Encoder –Rotary Encoder –Function depends on current Front Panel Application –Provides programmable stops and detents –Provides push-button functionality –Serial interface to Front Panel processor –5V supply from Front Panel board

Page N°9 Codec Subsystem  The CODEC subsystem runs on a real time processor and includes all video based I/O processing. This subsystem includes the following components: –Real Time Processor: Intel Xscale –Video I/O –Audio I/O –LTC I/O –Genlock

Page N°10 Codec Subsystem

Page N°11 Codec Subsystem RTP Section  Intel Xscale real time processor  Support PLD  PCI Bridge  JTAG Interface  I2C serial interface  Flash boot ROM  UART debug connector

Page N°12 Codec Subsystem RTP Section

Page N°13 Codec Subsystem Video I/O Recorder Section  Input is SDI, Analog composite, or Analog component  SDI Receiver integrated in FPGA  Composite and Component input using ADV7183B  LSI DVX MPEG encoder the same as M-Series

Page N°14 Codec Subsystem Video I/O Recorder Section

Page N°15 Codec Subsystem Video I/O Player Section  Output Mpeg decoder- Zoran TL955  Component output directly from TL955  DVI output from TL955 with TFP410 driver  SDI Transmitter integrated in FPGA  Composite output from ADV7191A same as M-Series  S-video output from ADV7191A extra ports

Page N°16 Codec Subsystem Video I/O Player Section

Page N°17 Codec Subsystem Audio I/O Section  Audio subsection similar to M-series  TI DSP processor for audio input and output processing  Digital I/O meeting SPDIF format, similar to AES format but different levels  Analog I/O with differential input and output  Front Panel Headphone driver

Page N°18 Codec Subsystem Audio I/O Section

Page N°19 Codec Subsystem LTC I/O Section  LTC function implemented in FPGA  External LTC driver and receiver circuitry

Page N°20 Codec Subsystem Genlock Section  Provides reference video and audio clocks  Locks system clocks to input reference (PAL or NTSC)

Page N°21 RISER BOARD  RISER Board –Connects PCI bus and power from PC subsystem to CODEC board –General Purpose Interface connector and circuitry driven by Codec  Components –PCI connectors –GPI connector, drivers and receivers

Page N°22 XLR Breakout BOARD  XLR Breakout Board –Analog audio input connector for left and right channel recorder –Analog audio output connectors, 2 sets for player 1 and player 2 –Passive