SWRU620A April   2024  – December 2024

 

  1.   1
  2.   Description
  3.   Features
  4.   Applications
  5.   5
  6. 1Evaluation Module Overview
    1. 1.1 Introduction
    2. 1.2 Kit Contents
    3. 1.3 Specification
      1. 1.3.1 Block Diagram
      2. 1.3.2 EVM Mux Block Diagram
    4. 1.4 Device Information
    5. 1.5 IWRL6432AOPEVM Antenna
  7. 2Hardware
    1. 2.1 PCB Material
    2. 2.2 Switches and LEDs
      1. 2.2.1 SOP Configuration
      2. 2.2.2 Switches
    3. 2.3 DC Jack
    4. 2.4 DCA1000 HD Connector
    5. 2.5 CANFD Connector
    6. 2.6 LIN PHY Connection
    7. 2.7 I2C Connections
      1. 2.7.1 EEPROM
      2. 2.7.2 On-Board Sensors
    8. 2.8 XDS110 Interface
    9. 2.9 FTDI Interface
  8. 3Software
    1. 3.1 Software Description
    2. 3.2 Flashing the Board
    3. 3.3 mmWave Out of Box Demo
      1. 3.3.1 IWRL6432AOP Demo Visualization Getting Started
    4. 3.4 DCA1000EVM Mode
  9. 4Hardware Design Files
    1. 4.1 Schematics
    2. 4.2 PCB Layouts
      1. 4.2.1 PCB Storage and Handling Recommendations:
        1. 4.2.1.1 PCB Storage and Handling Recommendations:
        2. 4.2.1.2 Higher Power Demanding Applications
    3. 4.3 Bill of Materials (BOM)
  10. 5Additional Information
    1. 5.1 Trademarks
  11. 6Related Documentation
  12. 7TI E2E Community
  13. 8References
  14. 9Revision History

2.2.2 Switches

Table 2-2 shows the list of push buttons and usage.

Table 2-2 Switches Information
Reference Designator Usage Comments Image
SW1 SOP0 Switch between Functional and Flashing mode
IWRL6432AOPEVM SW1 Switch Figure 2-3 SW1 Switch
S1.1 SOP1 OFF : Flashing / Functional Mode
ON : Debug Mode
IWRL6432AOPEVM S1 Switch Figure 2-4 S1 Switch
S1.2 JTAG OFF : XDS_JTAG
ON : DCA_JTAG
S1.3 RDIF OFF : RDIF
ON :

LIN_RX, XDS_UARTA/CAN, NERROR_LED,

WATCH_DOG_TP, HOST_CLK_TP
S1.4 RS232 OFF : XDS_RS232
ON : DCA_RS232
S1.5 CAN/UARTA OFF : CAN
ON : XDS_UARTA
S1.6 I2C/SPI OFF : I2C, REG_MODE, LED_SW_GPIO
ON : SPI
S4.1 CAN Enable OFF : CAN PHY : Stand-by Mode Disable
ON : CAN PHY : Stand-by Mode Enable
IWRL6432AOPEVM S4 Switch Figure 2-5 S4 Switch
S4.2 LIN Enable OFF : LIN PHY : Enable
ON : LIN PHY : Disable
S4.3 FTDI/DCA SPI OFF : FTDI_SPI
ON : DCA_SPI
S5.1 XDS SDA OFF : XDS_SDA Disable
ON : XDS_SDA Enable
IWRL6432AOPEVM S5 Switch Figure 2-6 S5 Switch
S5.2 XDS SCL OFF : XDS_SCL Disable
ON : XDS_SCL Enable
S2 RESET Switch Bounce Switch
IWRL6432AOPEVM S2 Switch Figure 2-7 S2 Switch
S3 USER Switch Bounce Switch
IWRL6432AOPEVM S3 Switch Figure 2-8 S3 Switch
SW2 Reference Design Connectivity Switch Switch between 5V and 3.3V : To supply 5V to reference design

(Only required when reference design is connected on EVM)
IWRL6432AOPEVM SW2 Switch Figure 2-9 SW2 Switch
SW3 Reference Design Connectivity Switch OFF : Switch low to put reference design into Flashing Mode (as shown in image)

(Only required when reference design is connected on EVM)
IWRL6432AOPEVM SW3 Switch Figure 2-10 SW3 Switch

Table 2-3 provides the list of LEDs and usage.

Table 2-3 LEDs Information
Reference DesignatorColorUsageCommentsImage
D3YELLOWPGOOD3V3 supply indication
IWRL6432AOPEVM D3 Figure 2-11 D3
D5GREEN nRESET This LED is used to indicate the state of nRESET pin. If this LED is glowing, then the device is out of reset. This LED glows only after the 5V supply is provided.
IWRL6432AOPEVM D5 Figure 2-12 D5
D6GREENPOWERThis LED indicates the presence of the 5V supply.
IWRL6432AOPEVM D6 Figure 2-13 D6
D7GREENUSER LEDCustomer programmable user LED. Note: Switch S3 settings are needed to enable this.
IWRL6432AOPEVM D7 Figure 2-14 D7
D9RED NERROUTGlows if there is any HW error in the mmWave sensor device.
IWRL6432AOPEVM D9 Figure 2-15 D9
D10 YELLOW FTDI Glows if the USB is in suspend mode
IWRL6432AOPEVM D10 Figure 2-16 D10