SNLU271B March   2020  – June 2022 DP83TD510E

 

  1.   DP83TD510E-EVM User’s Guide
  2.   Trademarks
  3. 1Definitions
  4. 2Introduction
    1. 2.1 Key Features
    2. 2.2 Block Diagram
    3. 2.3 Board Setup Out of Box
  5. 3Board Setup Details
    1. 3.1 Power Supply Selection
      1. 3.1.1 Onboard Power Supply Operation
      2. 3.1.2 External Power Supply Operation
      3. 3.1.3 USB Power Supply Option
    2. 3.2 Clock Selection – DP83TD510E
      1. 3.2.1 50 MHz Reference Clock for DP83TD510E in RMII Slave Mode
      2. 3.2.2 Enable External Clock on DP83TD510E Board
      3. 3.2.3 Enable On-Board 25 MHz Crystal for DP83RD510E Board
      4. 3.2.4 Enable On-Board 25 MHz Crystal for DP83822 Board
      5. 3.2.5 50 MHz Reference Clock for DP83822 Board in RMII Slave Mode
    3. 3.3 SMI Connection
    4. 3.4 Cable Assembly
    5. 3.5 LED Indication
    6. 3.6 Serial Management Interface
    7. 3.7 Configuration Options
      1. 3.7.1 Bootstrap Options
  6. 4Software
    1. 4.1 MSP430 Driver
    2. 4.2 USB-2-MDIO Software
  7. 5USB to MDIO procedure
  8. 6Schematics
    1. 6.1 Main Power Schematic
    2. 6.2 Main Block Schematic
    3. 6.3 Interface Schematic
    4. 6.4 Analog Front End Schematic
    5. 6.5 COMs Schematic
    6. 6.6 Header Board
    7. 6.7 Hardware Schematic
  9. 7Layout
    1. 7.1  Top Overlay
    2. 7.2  Top Layer Mask
    3. 7.3  Top Layer
    4. 7.4  Ground Layer 1
    5. 7.5  Signal Layer
    6. 7.6  Power Layer
    7. 7.7  Ground Layer 2
    8. 7.8  Bottom Layer
    9. 7.9  Bottom Layer Mask
    10. 7.10 Bottom Overlay
    11. 7.11 Board Assembly
  10. 8Bill of Materials
  11. 9Revision History

3.7.1 Bootstrap Options

Some DP83TD510E and DP83822 configurations can be done through bootstrap options. Options can be selected with jumpers or resistor population. Refer to the data sheets for bootstrap options and the schematic and layout sections of this User’s Guide for resistor locations.

Table 3-1 DP83822 Bootstrap Resistor Designation and Suggested Bootstrap Resistor Values
PIN NAME PIN NUMBER STRAP MODE PU RESISTOR (KΩ) PU RESISTOR DESIGNATION PD RESISTOR (KΩ) PD RESISTOR DESIGNATION
RX_DV 26 1 OPEN R103 OPEN R108
2 10 2.49
3 5.76 2.49
4 2.49 OPEN
Table 3-2 DP83TD510E Bootstrap Resistor Designation and Suggested Bootstrap Resistor Values
PIN NAME PIN NUMBER STRAP MODE PU RESISTOR (KΩ) PU RESISTOR DESIGNATION PD RESISTOR (KΩ) PD RESISTOR DESIGNATION
RX_D0 26 0 OPEN R99 2.49 R104
1 2.49 OPEN
RX_D1 25 0 OPEN R100 2.49 R105
1 2.49 OPEN
RX_D2 24 0 OPEN R101 2.49 R106
1 2.49 OPEN
RX_D3 14 0 OPEN R102 2.49 R107
1 2.49 OPEN
RX_DV 15 0 OPEN R103 2.49 R108
1 2.49 OPEN
LED_0 35 0 OPEN R185 2.49 R201
1 2.49 OPEN
LED_2 6 0 OPEN R187 2.49 R203
1 2.49 OPEN