TIDUEW7 May   2020

 

  1.    Description
  2.    Resources
  3.    Features
  4.    Applications
  5.    Design Images
  6. 1System Description
    1. 1.1 Key System Specifications
  7. 2System Overview
    1. 2.1 Block Diagram
    2. 2.2 Design Considerations
      1. 2.2.1 Processor – i.MX 6ULL Applications Processor
      2. 2.2.2 i.MX 6ULL Memory Interfaces
        1. 2.2.2.1 DDR3L
        2. 2.2.2.2 Quad SPI NOR Flash
        3. 2.2.2.3 eMMC iNAND
        4. 2.2.2.4 SD Card Connector
      3. 2.2.3 USB to UART Converter
      4. 2.2.4 USB Ports
      5. 2.2.5 LCD Screen Connector
      6. 2.2.6 JTAG Header
      7. 2.2.7 USB2ANY Header
      8. 2.2.8 Functional Switches and Status LEDs
      9. 2.2.9 GPIO Expansion Connector
    3. 2.3 Highlighted Products
      1. 2.3.1 TPS6521815 - Power Management IC
      2. 2.3.2 DP83849I - Dual Ethernet PHY
      3. 2.3.3 INA3221 - Current Monitor
      4. 2.3.4 Reset Scheme
      5. 2.3.5 TPS2054B, TPS22964C - Auxiliary Load Switches
    4. 2.4 System Design Theory
      1. 2.4.1 Power Estimation
      2. 2.4.2 Power Sequencing
      3. 2.4.3 I2C Device Chain
      4. 2.4.4 Clock Scheme
      5. 2.4.5 BOOT Configuration
      6. 2.4.6 PCB Floor Planning
  8. 3Getting Started, Testing Setup, and Test Results
    1. 3.1 Getting Started with Hardware and Software
      1. 3.1.1 Hardware
        1. 3.1.1.1 On-board LED Information
      2. 3.1.2 Software
        1. 3.1.2.1 Booting of TIDA-050043
        2. 3.1.2.2 Example Linux Commands for Testing TIDA-050043
  9. 4Design Files
    1. 4.1 Schematics
    2. 4.2 Bill of Materials
    3. 4.3 CAD Files
    4. 4.4 Gerber Files
    5. 4.5 Assembly Drawings
  10. 5Software Files
  11. 6Related Documentation
    1. 6.1 Trademarks
    2. 6.2 Third-Party Products Disclaimer

SD Card Connector

i.MX 6ULL supports SD3.0 so in this design there is a micro-SD card connector provided. The power supply to the SD card is 3.3 V and the wiring for the SD Card interface is shown in Figure 5.

DESCRIPTION MFG. PART NUMBER
Conn, uSD card socket, 1x1, Push-Push, RA, SMD Wurth Elektronik, Inc 693071010811
Diode, ESD-Bidir, 5.5V, SOD-882D NXP PESD5V0F1BL
Figure 5. SD Card Power and ConnectorTIDA-050043 tida-050043-usd-card-tiduew7.gif