Texas Instruments AWR1843AOP EVM User Manual

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User's Guide
AWR1843AoP EVM User's Guide
The AWR1843AOPEVM from Texas Instruments is an easy-to-use evaluation board for the AWR1843AOP
mmWave sensing device, with direct connectivity to the MMWAVEICBOOST and DCA1000EVM development
kits. This EVM contains everything required to start developing software for on-chip C67x DSP core and low-
power ARM® Cortex®-R4F controllers.
1 Getting Started........................................................................................................................................................................3
1.1 Key Features......................................................................................................................................................................3
1.2 Kit Contents........................................................................................................................................................................3
2 Hardware.................................................................................................................................................................................
2.1 Block Diagram....................................................................................................................................................................5
2.2 PCB Storage and Handling Recommendations.................................................................................................................
2.3 Heat Sink and Temperature...............................................................................................................................................
2.4 AWR1843AOPEVM Antenna.............................................................................................................................................
2.5 Switch Settings.................................................................................................................................................................
2.6 LEDs.................................................................................................................................................................................11
2.7 Connectors.......................................................................................................................................................................13
2.8 AWR1843AOPEVM Muxing
2.9 Modular, MMWAVEICBOOST, and DCA1000
2.10 PC Connection...............................................................................................................................................................
2.11 Power Supply Optimization............................................................................................................................................
3 Design Files and Software
3.1 Hardware..........................................................................................................................................................................27
3.2 Software, Development Tools, and Example
3.3 LDO Bypass Requirement...............................................................................................................................................
4 References............................................................................................................................................................................
Figure 2-1. AWR1843AOPEVM Top View...................................................................................................................................
Figure 2-2. AWR1843AOPEVM Bottom
Figure 2-3. Block Diagram of the AWR1843AOPEVM................................................................................................................
Figure 2-4. Duty Cycle versus Junction
Figure 2-5. Heat Sink CAD Drawing............................................................................................................................................
Figure 2-6. Heat Sink Placement.................................................................................................................................................7
Figure 2-7. AWR1843AOP Antenna Placement MIMO
Figure 2-8. Orientation of the AWR1843AOP Relative to the
Figure 2-9. Measured Azimuthal Radiation Pattern for All Tx to Rx Pairs (Corner Reflector Placed at 4.5 Meters with a
1.75-GHz Bandwidth Chirp Starting at 77.75
Figure 2-10. Measured Elevation Radiation Pattern for All Tx to Rx Pairs (Corner Reflector Placed at 4.5 Meters with a
1.75-GHz Bandwidth Chirp Starting at 77.75
Figure 2-11. AWR1843AOPEVM Switches................................................................................................................................
Figure 2-12. Location of LEDs on
Figure 2-13. 5-V Power Connector
Figure 2-14. USB Connector (J1)..............................................................................................................................................
Figure 2-15. DCA1000 HD Connector (J11)..............................................................................................................................
Figure 2-16. MMWAVEICBOOST HD Connector (J2)...............................................................................................................
Figure 2-17. I2C Connector (J3)................................................................................................................................................
Figure 2-18. BT/JTAG Connector (J7).......................................................................................................................................
SPRUIX8 - MARCH 2021
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ABSTRACT

Table of Contents

Scheme...............................................................................................................................20
Mode........................................................................................................20
Tools.........................................................................................................................................27
Code..........................................................................................................27
List of Figures
View..............................................................................................................................5
Temperature..................................................................................................................6
Array......................................................................................................8
GHz)..................................................................................................................9
GHz)................................................................................................................10
PCB......................................................................................................................................12
(J5).....................................................................................................................................13
Copyright © 2021 Texas Instruments Incorporated
PCB..............................................................................................8
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