PPT

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PPT

  1. 1. EVLA Monitor and Control Module Interface Board (MIB) Design
  2. 2. MIB Block Diagram
  3. 3. Embedded Controller <ul><li>Infineon TRICore TC11IB </li></ul><ul><ul><li> System On a CHIP </li></ul></ul><ul><ul><li> 12 MHZ External Clock </li></ul></ul><ul><ul><li> 1.5 MBytes RAM </li></ul></ul><ul><ul><li> Hardware, Software & Watchdog Resets </li></ul></ul><ul><ul><li>Sleep Modes </li></ul></ul><ul><ul><li>Six Thirty-Two Bit Timers </li></ul></ul>
  4. 4. Embedded Controller <ul><li>Infineon TC11IB – Interfaces </li></ul><ul><ul><li> Media Independent Interface (Ethernet) </li></ul></ul><ul><ul><li>Two Asynchronous Serial Ports </li></ul></ul><ul><ul><li>One Synchronous Serial Port (SPI) </li></ul></ul><ul><ul><li>External Bus Unit (EBU) </li></ul></ul>
  5. 5. Ethernet Interface <ul><li>Ethernet Interface – 100 MBits/second </li></ul><ul><li>  Translation Chip – Intel LXT971A </li></ul><ul><li>  Fiber Optic Transceiver – Infineon </li></ul><ul><li>V23809-C8-C10 </li></ul>
  6. 6. Flash Memory <ul><li>Flash Memory </li></ul><ul><li>  Serial Flash or Parallel Flash (8MByte) </li></ul><ul><li>  Serial Flash? </li></ul><ul><li>  Parallel Flash – AMD Am30LV0064D </li></ul><ul><li>  All Code Documented </li></ul>
  7. 7. Power & Reset Logic <ul><li>Power & Reset Logic </li></ul><ul><li>  Power Regulator & Supervisor </li></ul><ul><li> Texas Instruments TPS70351PWP </li></ul><ul><li>  Watchdog Protection – TC11IB </li></ul><ul><li>  Devices will get User Reset and MIB Reset </li></ul><ul><li>  Devices Must Reset into Safe Condition </li></ul>
  8. 8. Timing Logic <ul><li>Timing Logic </li></ul><ul><li>  19.2 Hz Timing Signal (Heartbeat) </li></ul><ul><li>  1 PPS Timing Signal? </li></ul><ul><li>  10 Second Timing Signal? </li></ul><ul><li>  Devices May Require Precise Timing </li></ul><ul><li> Hardware Timing </li></ul>
  9. 9. Parallel Interface <ul><li>Parallel Interface </li></ul><ul><li>  External Bus Unit </li></ul><ul><li>  Thirty-Two Bits Data Transfer (8, 16 or 32) </li></ul><ul><li>  Address Lines (Twenty-Four Possible) </li></ul><ul><li>  Texas Instruments SNLVTH32(244/245) </li></ul><ul><li>  LVTTL Outputs, TTL Compatible </li></ul>
  10. 10. Control Logic <ul><li>Control Logic </li></ul><ul><li>  Peripheral Interface Signals </li></ul><ul><li> RD*, WR*, ALE, WAIT*, CS* Lines </li></ul><ul><li> Resets*, SPI, etc. </li></ul><ul><li>  Texas Instruments SNLVTH32244 </li></ul><ul><li>  LVTTL Outputs, TTL Compatible </li></ul>
  11. 11. Serial Interfaces <ul><li>Serial Interfaces </li></ul><ul><li>  Asynchronous Ports </li></ul><ul><li> One RS232 Modem Port (Auto Off) </li></ul><ul><li> Maxim MAX3225CAP </li></ul><ul><li> RS485 Port? </li></ul><ul><li>  Synchronous Ports </li></ul><ul><li> Serial Peripheral Interface Port – SPI </li></ul>

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