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

2. 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

3. 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

4. Page N°4 PC Subsystem Block Diagram

5. Page N°5 Disk Array  2 - 73GByte 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

6. 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

7. Page N°7 Front Panel Block Diagram

8. 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

9. 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

10. Page N°10 Codec Subsystem

11. 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

12. Page N°12 Codec Subsystem RTP Section

13. 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

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

15. 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

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

17. 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

18. Page N°18 Codec Subsystem Audio I/O Section

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

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

21. 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

22. 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