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Texas Instruments AWR2944EVM Скачать руководство пользователя страница 23

Figure 2-14. AWR2944EVM Antenna Design

The antenna placement shown in

results in the virtual antenna array shown in

.

Figure 2-15. Virtual Antenna Array

Hardware

SPRUJ22 – NOVEMBER 2021

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AWR2944EVM User’s Guide

23

Copyright © 2021 Texas Instruments Incorporated

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Содержание AWR2944EVM

Страница 1: ...AWR2944EVM User s Guide User s Guide Literature Number SPRUJ22 NOVEMBER 2021...

Страница 2: ......

Страница 3: ...2 2 6 On board Sensors 25 2 7 PC Connection 26 2 8 Connecting the AWR2944EVM to the DCA1000 EVM 27 2 9 Jumpers Switches and LEDs 29 3 Design Files and Software Tools 35 3 1 Design Files 35 3 2 Softwar...

Страница 4: ...Table of Contents www ti com 4 AWR2944EVM User s Guide SPRUJ22 NOVEMBER 2021 Submit Document Feedback Copyright 2021 Texas Instruments Incorporated This page intentionally left blank...

Страница 5: ...m Limited Windows is a registered trademark of Microsoft All trademarks are the property of their respective owners www ti com Trademarks SPRUJ22 NOVEMBER 2021 Submit Document Feedback AWR2944EVM User...

Страница 6: ...Trademarks www ti com 6 AWR2944EVM User s Guide SPRUJ22 NOVEMBER 2021 Submit Document Feedback Copyright 2021 Texas Instruments Incorporated This page intentionally left blank...

Страница 7: ...d data over the network to an automotive host Dual On board CAN FD transceiver One button and LED for basic user interface 12V power jack to power the board 1 3 What s Included 1 3 1 Kit Contents AWR2...

Страница 8: ...Getting Started www ti com 8 AWR2944EVM User s Guide SPRUJ22 NOVEMBER 2021 Submit Document Feedback Copyright 2021 Texas Instruments Incorporated This page intentionally left blank...

Страница 9: ...tion distance of 5 centimeters should be maintained between the user and the EVM Chapter 2 Hardware www ti com Hardware SPRUJ22 NOVEMBER 2021 Submit Document Feedback AWR2944EVM User s Guide 9 Copyrig...

Страница 10: ...Figure 2 1 AWR2944EVM Front View Hardware www ti com 10 AWR2944EVM User s Guide SPRUJ22 NOVEMBER 2021 Submit Document Feedback Copyright 2021 Texas Instruments Incorporated...

Страница 11: ...Figure 2 2 AWR2944EVM Back View www ti com Hardware SPRUJ22 NOVEMBER 2021 Submit Document Feedback AWR2944EVM User s Guide 11 Copyright 2021 Texas Instruments Incorporated...

Страница 12: ...n antistatic wristband Operate on an antistatic work surface For more information on proper handling refer to SSYA010A 2 3 Power Connections The AWR2944EVM is powered by the 12 V power jack 2 5 A curr...

Страница 13: ...ion on the emulation and trace header can be found in the Emulation and Trace Headers Technical Reference Manual This connector also provides access to the CSI_RX lanes which allow for playback or fee...

Страница 14: ...MS 3 MIPI_TCK 4 MIPI_TDO 5 MIPI_TDI 6 MIPI_NRST 7 MIPI_RTCK 8 MIPI_TRSTPD 9 MIPI_JTAG_NRST 10 NC 11 NC 12 MIPI_VREF_DEBUG 13 TRACE_CLK 14 NC 15 MIPI_DBG_DETECT 16 GND 17 TRACE_CTL 18 NC 19 TRACE_DATA0...

Страница 15: ...NC 56 CSI2_0_P 57 GND 58 CSI2_0_N 59 NC 60 GND 2 4 2 Debug Connector 60 pin J7 This connector enables interfacing of LVDS signals to the DCA1000 EVM for data capturing purposes Also it has SPI I2C JTA...

Страница 16: ...scription 1 NC 2 NC 3 NC 4 XREF_CLK0 5 GND 6 MSS_EPWMA0 7 DBG_SPI_CS0 8 GND 9 DBG_SPI_CLK 10 MSS_SPIA_HOSTIRQ 11 DBG_SPI_MOSI 12 DBG_SPI_MISO 13 3 3V PULL_UP 14 XREF_CLK1 15 EMU_TCK 16 MCU_CLKOUT 17 E...

Страница 17: ...MSS_I2CA_SCL 52 LVDS_TX1_N 53 MSS_I2CA_SDA 54 55 MSS_EPWMB0 56 LVDS_TX0_P 57 MSS_EPWMA1 58 LVDS_TX0_N 59 MSS_GPIO_3 60 GND 2 4 3 CAN A Interface Connector J3 The J3 connector provides the CANA_L and...

Страница 18: ...ed For more details please see Section 2 4 5 1 and refer to the Schematic BOM and Assembly and Database and Layout files This interface is intended to operate primarily as a 100Mbps ECU interface It c...

Страница 19: ...ows the Ethernet MATEnet connector and Table 2 6 provides the connector pin details Table 2 6 J4 Pin Assignment Pin Number Description Pin Number Description 1 TRD_P 2 TRD_M S1 GND S2 GND S3 GND S4 GN...

Страница 20: ...emove R369 and populate on R249 15 Populate D18 and D19 ESD diodes 16 Populate C55 17 The bootstrap configuration pins can be populated removed as needed depending on the use case 2 4 6 USB Connectors...

Страница 21: ...t of box OOB demo Note The OOB demo requires only J8 to be connected to the PC J10 is not used for the OOB demo Table 2 8 J8 Pin Assignment Pin Number Description Pin Number Description 1 XDSET_VBUS 2...

Страница 22: ...ides access to measure ripple on 1V0_FILTERED 1 0 analog RF supply for AWR2944 voltage rail J5 Provides access to measure ripple on 1V8_FILTERED 1 8 V analog supply for AWR2944 voltage rail These conn...

Страница 23: ...ent shown in Figure 2 14 results in the virtual antenna array shown in Figure 2 15 Figure 2 15 Virtual Antenna Array www ti com Hardware SPRUJ22 NOVEMBER 2021 Submit Document Feedback AWR2944EVM User...

Страница 24: ...ased on 3 dB drop in the gain as compared to bore sight the horizontal 3dB beamwidth is approximately 30 degrees see Figure 2 16 and elevation 3dB beamwidth is approximately 3 degrees see Figure 2 17...

Страница 25: ...e current sensors are designed to measure the current being supplied to the various power rails of the AWR2944 device For details on the supply nodes that can be measured using the current sensors ref...

Страница 26: ...der Texas Instruments Debug Probes Figure 2 19 TI Debug Probes If the PC is unable to recognize the above COM ports install the latest EMUpack 2 7 2 FTDI Interface J10 provides access to the onboard F...

Страница 27: ...orts When all four COM ports are installed the device manager recognizes these devices and indicates the COM port numbers as shown in Figure 2 21 Figure 2 21 Installed FTDI Drivers 2 8 Connecting the...

Страница 28: ...ollowing settings should be used 1 Set the AWR2944EVM to SOP2 mode Figure 2 23 SOP2 Mode 2 Set the DCA1000 EVM switches to the following configuration Hardware www ti com 28 AWR2944EVM User s Guide SP...

Страница 29: ...be connected to J6 on the DCA1000 EVM 2 9 Jumpers Switches and LEDs 2 9 1 Switches The AWR2944EVM contains two switches to mux various interfaces to different connectors on the EVM Table 2 11 MUX Swit...

Страница 30: ...Y during boot up of the AWR2944 device The state of the device is described in Table 2 12 A closed jumper refers to a 1 and open the jumper refers to a 0 state of the SOP signal going to the AWR2944 d...

Страница 31: ...to the AWR2944EVM through I2C bus Table 2 14 shows the list of I2C devices available in AWR2944EVM board and its address Table 2 14 I2C Device Addresses Sensor Type Reference Designator Part Number S...

Страница 32: ...sceiver 2 9 5 LEDs Table 2 16 On Board LEDs Ref Colour Usage Comments Image D12 Green 12 V supply indication This LED indicates the presence of 12 V supply input D16 Green 5 V Supply This LED indicate...

Страница 33: ...eset DS2 Red NERROUT Glows if there is any HW error in the AWR2944 device D9 Yellow WRMRST Open drain fail safe warm reset signal D6 Green GPIO_2 Glows when the GPIO_2 is logic 1 D1 Yellow FTDI_SUSPEN...

Страница 34: ...Hardware www ti com 34 AWR2944EVM User s Guide SPRUJ22 NOVEMBER 2021 Submit Document Feedback Copyright 2021 Texas Instruments Incorporated This page intentionally left blank...

Страница 35: ...opment of end applications on the on chip C66x DSP ARM Cortex R5F controller and hardware accelerator HWA 2 0 TI provides a software development kit SDK that includes demo codes software drivers emula...

Страница 36: ...change without notice TI grants you permission to use these resources only for development of an application that uses the TI products described in the resource Other reproduction and display of thes...

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