SWRU550A February   2019  – May 2019

 

  1.   MMWAVEPOEEVM Power Over Ethernet Solution
    1.     Trademarks
    2. 1 Key Features
    3. 2 Kit Contents
    4. 3 Applications
    5. 4 System Overview
      1. 4.1 Block Diagram
      2. 4.2 MSP432E401Y
      3. 4.3 TPS23753A
      4. 4.4 TPD2E2U06
      5. 4.5 TLV431A
      6. 4.6 TPS737
    6. 5 Hardware
      1. 5.1 Hardware Overview
        1. 5.1.1 Test Points, Connectors, Jumpers, Switches, and LEDs
        2. 5.1.2 Power-Up
        3. 5.1.3 Downloading the Binary
        4. 5.1.4 Connecting the MMWAVEICBOOST
      2. 5.2 Testing and Results
    7. 6 Design Files and Software Tools
      1. 6.1 Software, Development Tools, and Example Codes
      2. 6.2 Schematics
      3. 6.3 Bill of Materials
      4. 6.4 PCB Layout Recommendations
      5. 6.5 REACH Compliance
  2.   Revision History

5.1.1 Test Points, Connectors, Jumpers, Switches, and LEDs

This section provides details about the connectors, test points, and the jumpers that are available on the design for debug, probe, and flexibility of evaluation.

Table 1 lists the test points.

Table 1. Test Points

Designator Description
TP1 MSP432E401YTPDT 1.2-V core voltage test point
TP2 DC-DC converter bias supply
TP3 Gate driver for the primary-side switching MOSFET
TP4 DC-DC converter output voltage
TP5 Drain terminal of the primary-side switching MOSFET
TP6 Bias voltage regulator
TP7 PoE input, low side
TP8 DC-DC converter return
TP9 DC-DC converter return
TP10 Control loop input to the pulse width modulator (PWM)
TP11 Digital ground

Table 2 lists the connectors and jumpers.

Table 2. Connectors and Jumpers

Designator Description Comment
J1 USB connector MCU USB peripheral port
J2 Vcc 3v3 power source
  • Place shunt jumper on XDS 3v3 and Vcc3v3 to power via J14.
  • Place shunt jumper onPOE 3v3 and Vcc3v3 to power via J8. (1)
J3 5V 3-pin header -
J4 VCC 5V power source
  • Place shunt jumper on XDS 5v and VCC 5V to power via J14.
  • Place shunt jumper on POE 5V and VCC 5V to power via J8.
J5 3V3 3-pin header -
J6 PoE input low side from the RJ45 jack Place shunt jumper for POE (2)
J7 PoE input high side from the RJ45 jack Place shunt jumper for POE
J8 RJ45 connector Power over ethernet (POE) data and power port
J9 BoosterPack header -
J10 BoosterPack header -
J11 External adapter input connector Optional for external 12-V DC power supply
J12 XDS110 debugger -
J13 XDS110 emulator header
  • Place shunt jumper on TDI, TDI,TCK,TMS and RESET for JTAG
  • Place shunt jumper on RXDand TXD for UART
  • Place shunt jumpers on VCC3v3 and Vcc5V to power booster pack header voltage lines and entire stackup
J14 XDS110 USB connector -
  1. Ensure J2 and J4 are place to source power from J14 or J8 not both
  2. Ensure shunt jumper is placed on J6 and J7 for POE power