Mini PHYTER® 10/100 Ethernet Transceivers <ul><li>Source: National Semiconductor </li></ul>
Introduction <ul><li>Purpose </li></ul><ul><ul><li>This training module provides an overview of mini PHYTER transceivers a...
Open System Interconnect (OSI) Model <ul><li>The OSI Reference model defines 7 layers that describe how data or informatio...
OSI Model vs. IEEE 802.3
Mini PHYTER ® <ul><li>PHYTER mini products are designed for robust operation to meet the needs of a variety of end user ap...
PHYTER® Mini Selection Guide
Operation Modes <ul><li>Two modes of operation </li></ul><ul><ul><li>Media Independent Interface (MII) Mode – is used to c...
100BASE-TX Transmit Function <ul><li>Functional blocks </li></ul><ul><ul><li>Code-group Encoder and Injection block </li><...
100BASE-TX Receive Function <ul><li>Functional blocks </li></ul><ul><ul><li>Analog Front End </li></ul></ul><ul><ul><li>Di...
10BASE-T Transceiver Function <ul><li>IEEE 802.3 compliant </li></ul><ul><li>Operation modes </li></ul><ul><ul><li>Half Du...
Reset Operation <ul><li>Hardware Reset </li></ul><ul><ul><li>All registers will be re-initialized to default values. </li>...
Design Guideline – TPI Connection
Design Guideline – Clock Requirement <ul><li>The mini PHYTER supports an external CMOS level oscillator source or a crysta...
Design Guideline – Power Supply <ul><li>Power Feedback Connection </li></ul><ul><li>The device can be put in a Power Down ...
Additional Resource <ul><li>For ordering the Mini PHYTER devices, please click the part list or </li></ul><ul><li>Call our...
Upcoming SlideShare
Loading in …5
×

Mini PHYTER® 10/100 Ethernet Transceivers

685 views

Published on

This training module provides an overview of mini PHYTER transceivers and their operations

Published in: Technology, Business
  • Be the first to comment

Mini PHYTER® 10/100 Ethernet Transceivers

  1. 1. Mini PHYTER® 10/100 Ethernet Transceivers <ul><li>Source: National Semiconductor </li></ul>
  2. 2. Introduction <ul><li>Purpose </li></ul><ul><ul><li>This training module provides an overview of mini PHYTER transceivers and their operations. </li></ul></ul><ul><li>Outline </li></ul><ul><ul><li>Introduction of OSI Reference model & IEEE802.3 </li></ul></ul><ul><ul><li>Overview of Mini PHYTER family </li></ul></ul><ul><ul><li>Introduction of 3 basic functions </li></ul></ul><ul><ul><li>Introduction of design guidelines </li></ul></ul><ul><li>Content </li></ul><ul><ul><li>15 pages </li></ul></ul>
  3. 3. Open System Interconnect (OSI) Model <ul><li>The OSI Reference model defines 7 layers that describe how data or information travels from one device to another over a network. </li></ul>Programs that use the data Purpose Data is extracted, formatted, & decrypted Defines the period during which data can be used Moving the data Sending packets on the network Format of the data frame Electrical signal conventions
  4. 4. OSI Model vs. IEEE 802.3
  5. 5. Mini PHYTER ® <ul><li>PHYTER mini products are designed for robust operation to meet the needs of a variety of end user applications. </li></ul><ul><ul><li>High End Peripheral Devices </li></ul></ul><ul><ul><li>Industrial Controls </li></ul></ul><ul><ul><li>Factory Automation </li></ul></ul><ul><ul><li>General Embedded Applications </li></ul></ul>
  6. 6. PHYTER® Mini Selection Guide
  7. 7. Operation Modes <ul><li>Two modes of operation </li></ul><ul><ul><li>Media Independent Interface (MII) Mode – is used to connect PHY devices to a MAC in 10/100 Mb/s systems. </li></ul></ul><ul><ul><li>Reduced Media Independent Interface (RMII) – is used to connect PHY devices to a MAC in 10/100 Mb/s systems using a reduced number of pins. </li></ul></ul><ul><li>The modes of operation can be selected by strap options or register control. </li></ul>
  8. 8. 100BASE-TX Transmit Function <ul><li>Functional blocks </li></ul><ul><ul><li>Code-group Encoder and Injection block </li></ul></ul><ul><ul><li>Scrambler block (bypass option) </li></ul></ul><ul><ul><li>NRZ to NRZI encoder block </li></ul></ul><ul><ul><li>Binary to MLT-3 converter / Common Driver </li></ul></ul>
  9. 9. 100BASE-TX Receive Function <ul><li>Functional blocks </li></ul><ul><ul><li>Analog Front End </li></ul></ul><ul><ul><li>Digital Signal Processor </li></ul></ul><ul><ul><li>Signal Detect </li></ul></ul><ul><ul><li>MLT-3 to Binary Decoder </li></ul></ul><ul><ul><li>NRZI to NRZ Decoder </li></ul></ul><ul><ul><li>Serial to Parallel </li></ul></ul><ul><ul><li>Descrambler </li></ul></ul><ul><ul><li>Code Group Alignment </li></ul></ul><ul><ul><li>4B/5B Decoder </li></ul></ul><ul><ul><li>Link Integrity Monitor </li></ul></ul><ul><ul><li>Bad SSD Detection </li></ul></ul>
  10. 10. 10BASE-T Transceiver Function <ul><li>IEEE 802.3 compliant </li></ul><ul><li>Operation modes </li></ul><ul><ul><li>Half Duplex mode </li></ul></ul><ul><ul><li>Full Duplex mode </li></ul></ul><ul><li>Smart Squelch to determine when valid data is present on the differential receive inputs. </li></ul><ul><li>Collision is detect when the receive and transmit channels are active simultaneously. </li></ul><ul><li>Signal Quality Error (SQE) indicates successful transmission </li></ul><ul><li>The link pulse generator produces pulses as defined in the IEEE 802.3 10BASE-T standard. </li></ul><ul><li>The jabber function monitors the transmitter’s output. </li></ul><ul><li>The encoder begins operation when the Transmit Enable input is active and converts NRZ data to pre-emphasized Manchester data for the transceiver. </li></ul><ul><li>The decoder detects the end of a frame when no additional mid-bit transitions are detected. </li></ul>
  11. 11. Reset Operation <ul><li>Hardware Reset </li></ul><ul><ul><li>All registers will be re-initialized to default values. </li></ul></ul><ul><ul><li>The hardware configuration values will be re-latched into the device. </li></ul></ul><ul><li>Software Reset </li></ul><ul><ul><li>All registers will be re-initialized to default values. </li></ul></ul><ul><ul><li>The hardware configuration values will be maintained. </li></ul></ul>
  12. 12. Design Guideline – TPI Connection
  13. 13. Design Guideline – Clock Requirement <ul><li>The mini PHYTER supports an external CMOS level oscillator source or a crystal resonator device. </li></ul>Oscillator Circuit Crystal Oscillator Circuit
  14. 14. Design Guideline – Power Supply <ul><li>Power Feedback Connection </li></ul><ul><li>The device can be put in a Power Down mode by setting bit 11 (Power Down) in the Basic Mode Control Register, </li></ul>
  15. 15. Additional Resource <ul><li>For ordering the Mini PHYTER devices, please click the part list or </li></ul><ul><li>Call our sales hotline </li></ul><ul><li>For additional inquires contact our technical service hotline </li></ul><ul><li>For more product information go to </li></ul><ul><ul><li>http://www.national.com/analog/interface/ethernet </li></ul></ul>

×