Texas Instruments TPS65994 EVM User Manual Download Page 10 | Manualshive

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Texas Instruments TPS65994 EVM User Manual Download Page 10

5 Tiva USB to I2C Bridge Support Integration

The Tiva microcontroller allows for a reliable USB to I2C connection. This section covers how to flash application
firmware to EEPROM using the Tiva microcontroller and how to enter the debug mode using the Tiva
microcontroller.

5.1 Flash Application Firmware to EEPROM

This section provides the steps to flash the application firmware to EEPROM.

1. Open the Application Customization Tool and Start a New Project

Figure 5-1. Application Customization Tool

Tiva USB to I2C Bridge Support Integration

10

TPS65994 EVM User Guide

SLVUBM1C – JANUARY 2019 – REVISED JANUARY 2021

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Copyright © 2021 Texas Instruments Incorporated

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Summary of Contents for TPS65994 EVM

Page 1: ...out 27 11 TPS65994EVM Bill of Materials 32 12 TPS65994QFNEVM Schematics 36 13 TPS65994QFNEVM Board Layout 44 14 TPS65994QFNEVM Bill of Materials 49 15 Revision History 53 List of Figures Figure 4 1 TP...

Page 2: ...Debug 41 Figure 12 6 TPS65994QFNEVM Connectors 42 Figure 12 7 TPS65994QFNEVM Expansion Connector 43 Figure 13 1 TPS65994QFNEVM Top Silk Screen 44 Figure 13 2 TPS65994QFNEVM Top Layer 44 Figure 13 3 TP...

Page 3: ...d alone USB Type C and Power Delivery PD controller providing cable plug and orientation detection at the USB Type C connector Upon cable plug and orientation detection the TPS65994 communicates on th...

Page 4: ...A and B respectively Connect 10G EXPANSION EVM Source Board to evaluate DisplayPort and USB 3 2 Data Both ports can support DP at the same time Note TPS65994 can only support DP_DFP mode TPS65994 EVM...

Page 5: ...nnector accepts a 19 V to 20 V DC supply A standard notebook adapter or similar adapter provides the required power This input provides the PP_EXT power rail 19 V to 20 V Figure 4 3 Barrel Jack J2 Sch...

Page 6: ...tacle connects the Tiva to the PC for the TPS65994 Customization GUI Use a standard USB micro B to Type A cable to make this connection LED D24 turns on when VBUS is present on the Tiva board Setup ww...

Page 7: ...ry In bus powered conditions or self powered conditions LDO_3V3 is active TP7 test point is provided to verify input voltage of barrel jack connector 4 1 8 Aardvark Connector J9 This connector matches...

Page 8: ...1 TP1 TP6 VBUS Test Points The VBUS test points are used to measure VBUS at each USB Type C port A B connector With PD power possibly going up to 20 V use caution when connecting and disconnecting pro...

Page 9: ...3 0 Event D18 PA_DP_Mode GPIO4 DP Mode Select Event D23 PA_POL GPIO9 Cable Orientation Event Table 4 3 Port B MUX CTL LED LED Indicator GPIO Function D14 PB_HPD GPIO0 HPD D19 PB_USB3 GPIO5 USB 3 0 Eve...

Page 10: ...the Tiva microcontroller 5 1 Flash Application Firmware to EEPROM This section provides the steps to flash the application firmware to EEPROM 1 Open the Application Customization Tool and Start a New...

Page 11: ...I O Config register 0x5c allows for user defined GPIOs Figure 5 2 I O Config Register www ti com Tiva USB to I2C Bridge Support Integration SLVUBM1C JANUARY 2019 REVISED JANUARY 2021 Submit Document...

Page 12: ...evice Ensure that the correct adapter is selected For this case select the Tiva adapter Figure 5 3 Flash Project to EEPROM I2C Tiva USB to I2C Bridge Support Integration www ti com 12 TPS65994 EVM Use...

Page 13: ...evice being used In this case select the Tiva adapter Sweep I2C address range to discover the port addresses Figure 5 4 USB to I2C SPI Adapter Settings www ti com Tiva USB to I2C Bridge Support Integr...

Page 14: ...lts Figure 5 5 I2C Addresses Tiva USB to I2C Bridge Support Integration www ti com 14 TPS65994 EVM User Guide SLVUBM1C JANUARY 2019 REVISED JANUARY 2021 Submit Document Feedback Copyright 2021 Texas I...

Page 15: ...required range for the addresses Figure 5 6 Addressing range www ti com Tiva USB to I2C Bridge Support Integration SLVUBM1C JANUARY 2019 REVISED JANUARY 2021 Submit Document Feedback TPS65994 EVM User...

Page 16: ...mmands in run time The following example shows the Transmit Source Capabilities register 0x32 information Figure 5 7 Transmit Source Capabilities For more information about how to use the Application...

Page 17: ...red in the firmware using the configuration tool The EVM can also be bus powered from the USB Type C connector and accepts 5 V to 20 V on VBUS depending on the sink configuration 6 2 Firmware Configur...

Page 18: ...video source or UFP_D video sink 7 1 3 1 Required Hardware The following hardware is required to test the DP alternate mode and USB 3 0 A Microsoft Windows PC with a USB Type A receptacle and Display...

Page 19: ...the compatible connections Dual Role Port UFP Dual Role Port DFP DFP UFP Verify that VBUS is reaching 5 V when connected 8 2 Resetting Behavior Improper configurations and shorts can cause a USB Type...

Page 20: ...e 9 7 show the TPS65994EVM schematics Figure 9 1 TPS65994EVM Block Diagram TPS65994EVM Schematics www ti com 20 TPS65994 EVM User Guide SLVUBM1C JANUARY 2019 REVISED JANUARY 2021 Submit Document Feedb...

Page 21: ...5V IMax 8A GND PGOOD 4 7uF C22 GND 4 7uF C21 GND GND P5V0 3V3_LDO_EN 3V3_LDO_EN 3 1 5 9 2 4 7 6 8 Q3 CSD87330Q3D 3 1 5 9 2 4 7 6 8 Q4 CSD87330Q3D 6 3V 100uF C20 6 3V 100uF C19 SYS_PWR 6 3V 100uF C17 6...

Page 22: ...TPS65994EVM Schematics www ti com 22 TPS65994 EVM User Guide SLVUBM1C JANUARY 2019 REVISED JANUARY 2021 Submit Document Feedback Copyright 2021 Texas Instruments Incorporated...

Page 23: ...4 TPS65994EVM USB Type C Connector www ti com TPS65994EVM Schematics SLVUBM1C JANUARY 2019 REVISED JANUARY 2021 Submit Document Feedback TPS65994 EVM User Guide 23 Copyright 2021 Texas Instruments Inc...

Page 24: ...re 9 5 TPS65994EVM Tiva Debug TPS65994EVM Schematics www ti com 24 TPS65994 EVM User Guide SLVUBM1C JANUARY 2019 REVISED JANUARY 2021 Submit Document Feedback Copyright 2021 Texas Instruments Incorpor...

Page 25: ...re 9 6 TPS65994EVM Connectors www ti com TPS65994EVM Schematics SLVUBM1C JANUARY 2019 REVISED JANUARY 2021 Submit Document Feedback TPS65994 EVM User Guide 25 Copyright 2021 Texas Instruments Incorpor...

Page 26: ...7 TPS65994EVM Expansion Connector TPS65994EVM Schematics www ti com 26 TPS65994 EVM User Guide SLVUBM1C JANUARY 2019 REVISED JANUARY 2021 Submit Document Feedback Copyright 2021 Texas Instruments Inco...

Page 27: ...94EVM board layout images Figure 10 1 TPS65994EVM Top Silk Screen Figure 10 2 TPS65994EVM Top Layer www ti com TPS65994EVM Board Layout SLVUBM1C JANUARY 2019 REVISED JANUARY 2021 Submit Document Feedb...

Page 28: ...Plane 1 Figure 10 4 TPS65994EVM High Speed Layer TPS65994EVM Board Layout www ti com 28 TPS65994 EVM User Guide SLVUBM1C JANUARY 2019 REVISED JANUARY 2021 Submit Document Feedback Copyright 2021 Texa...

Page 29: ...ND Plane 2 Figure 10 6 TPS65994EVM Power 1 Layer www ti com TPS65994EVM Board Layout SLVUBM1C JANUARY 2019 REVISED JANUARY 2021 Submit Document Feedback TPS65994 EVM User Guide 29 Copyright 2021 Texas...

Page 30: ...ower 2 Layer Figure 10 8 TPS65994EVM GND Plane 3 TPS65994EVM Board Layout www ti com 30 TPS65994 EVM User Guide SLVUBM1C JANUARY 2019 REVISED JANUARY 2021 Submit Document Feedback Copyright 2021 Texas...

Page 31: ...m Layer Figure 10 10 TPS65994EVM Bottom Silk Screen www ti com TPS65994EVM Board Layout SLVUBM1C JANUARY 2019 REVISED JANUARY 2021 Submit Document Feedback TPS65994 EVM User Guide 31 Copyright 2021 Te...

Page 32: ...1 uF 6 3 V 20 X5R 0201 0201 GRM033R60J105MEA2D MuRata C28_PA C28_PB 2 0 1uF CAP CERM 0 1 uF 100 V 10 X7R AEC Q200 Grade 1 0603 0603 GCJ188R72A104KA01D MuRata C30 C32 2 4 7uF CAP CERM 4 7 uF 10 V 20 X5...

Page 33: ...4 45x1 8x4 06mm 74437324022 Wurth Elektronik L3_PA L3_PB 2 22 ohm Ferrite Bead 22 ohm 100 MHz 6 A 0805 0805 742792021 Wurth Elektronik L4 1 26 ohm Ferrite Bead 26 ohm 100 MHz 6 5 A 0603 0603 742792282...

Page 34: ...10 R111 6 0 RES 0 5 0 063 W AEC Q200 Grade 0 0402 0402 CRCW04020000Z0ED Vishay Dale R113 1 100k RES 100 k 1 0 063 W AEC Q200 Grade 0 0402 0402 CRCW0402100KFKED Vishay Dale R116 R117 2 3 83k RES 3 83 k...

Page 35: ...tection Clamp DRV0006A WSON 6 DRV0006A TVS2200DRVR Texas Instruments Y1 1 Crystal 16 MHz 8pF SMD 3 2x0 75x2 5mm NX3225GA 16 000M STD CRG 1 NDK C49 C51 0 150pF CAP CERM 150 pF 50 V 10 X7R 0201 0201 GRM...

Page 36: ...illustrate the TPS65994QFNEVM schematics Figure 12 1 TPS65994QFNEVM Block Diagram TPS65994QFNEVM Schematics www ti com 36 TPS65994 EVM User Guide SLVUBM1C JANUARY 2019 REVISED JANUARY 2021 Submit Doc...

Page 37: ...2 TPS65994QFNEVM PD Controller www ti com TPS65994QFNEVM Schematics SLVUBM1C JANUARY 2019 REVISED JANUARY 2021 Submit Document Feedback TPS65994 EVM User Guide 37 Copyright 2021 Texas Instruments Inc...

Page 38: ...3 TPS65994QFNEVM Power Supplies TPS65994QFNEVM Schematics www ti com 38 TPS65994 EVM User Guide SLVUBM1C JANUARY 2019 REVISED JANUARY 2021 Submit Document Feedback Copyright 2021 Texas Instruments Inc...

Page 39: ...www ti com TPS65994QFNEVM Schematics SLVUBM1C JANUARY 2019 REVISED JANUARY 2021 Submit Document Feedback TPS65994 EVM User Guide 39 Copyright 2021 Texas Instruments Incorporated...

Page 40: ...PS65994QFNEVM USB Type C Connector TPS65994QFNEVM Schematics www ti com 40 TPS65994 EVM User Guide SLVUBM1C JANUARY 2019 REVISED JANUARY 2021 Submit Document Feedback Copyright 2021 Texas Instruments...

Page 41: ...2 5 TPS65994QFNEVM Tiva Debug www ti com TPS65994QFNEVM Schematics SLVUBM1C JANUARY 2019 REVISED JANUARY 2021 Submit Document Feedback TPS65994 EVM User Guide 41 Copyright 2021 Texas Instruments Incor...

Page 42: ...2 6 TPS65994QFNEVM Connectors TPS65994QFNEVM Schematics www ti com 42 TPS65994 EVM User Guide SLVUBM1C JANUARY 2019 REVISED JANUARY 2021 Submit Document Feedback Copyright 2021 Texas Instruments Incor...

Page 43: ...TPS65994QFNEVM Expansion Connector www ti com TPS65994QFNEVM Schematics SLVUBM1C JANUARY 2019 REVISED JANUARY 2021 Submit Document Feedback TPS65994 EVM User Guide 43 Copyright 2021 Texas Instruments...

Page 44: ...EVM board layout images Figure 13 1 TPS65994QFNEVM Top Silk Screen Figure 13 2 TPS65994QFNEVM Top Layer TPS65994QFNEVM Board Layout www ti com 44 TPS65994 EVM User Guide SLVUBM1C JANUARY 2019 REVISED...

Page 45: ...Plane 1 Figure 13 4 TPS65994QFNEVM High Speed Layer www ti com TPS65994QFNEVM Board Layout SLVUBM1C JANUARY 2019 REVISED JANUARY 2021 Submit Document Feedback TPS65994 EVM User Guide 45 Copyright 2021...

Page 46: ...Plane 2 Figure 13 6 TPS65994QFNEVM Power 1 Layer TPS65994QFNEVM Board Layout www ti com 46 TPS65994 EVM User Guide SLVUBM1C JANUARY 2019 REVISED JANUARY 2021 Submit Document Feedback Copyright 2021 T...

Page 47: ...er 2 Layer Figure 13 8 TPS65994QFNEVM GND Plane 3 www ti com TPS65994QFNEVM Board Layout SLVUBM1C JANUARY 2019 REVISED JANUARY 2021 Submit Document Feedback TPS65994 EVM User Guide 47 Copyright 2021 T...

Page 48: ...Layer Figure 13 10 TPS65994QFNEVM Bottom Silk Screen TPS65994QFNEVM Board Layout www ti com 48 TPS65994 EVM User Guide SLVUBM1C JANUARY 2019 REVISED JANUARY 2021 Submit Document Feedback Copyright 20...

Page 49: ...YA475KE15D MuRata C32_PA C32_PB C33_PA C33_PB C34_PA C34_PB C35_PA C35_PB C49 9 0 01uF CAP CERM 0 01 uF 50 V 5 X7R 0402 0402 C0402C103J5RACTU Kemet C36_PA C36_PB 2 1uF CAP CERM 1 uF 6 3 V 20 X5R 0201...

Page 50: ...uH 3 25 A 0 051 ohm SMD 4 45x1 8x4 06mm 74437324022 Wurth Elektronik L3_PA L3_PB 2 22 ohm Ferrite Bead 22 ohm 100 MHz 6 A 0805 0805 742792021 Wurth Elektronik L4 1 26 ohm Ferrite Bead 26 ohm 100 MHz 6...

Page 51: ...0FKED Vishay Dale R59 R60 R61 R62 R63 R64 6 0 RES 0 5 0 063 W AEC Q200 Grade 0 0402 0402 CRCW04020000Z0ED Vishay Dale R92 R94 R117 R119 4 100k RES 100 k 1 0 1 W 0603 0603 CRCW0603100KFKEA Vishay Dale...

Page 52: ...3V 40 to 85 degC 10 Pin UQFN RSE Green RoHS no Sb Br RSE0010A TS3USB221RSER Texas Instruments Y1 1 Crystal 16 MHz 8pF SMD 3 2x0 75x2 5mm NX3225GA 16 000M STD CRG 1 NDK C2 C12 0 150pF CAP CERM 150 pF...

Page 53: ...ion 20 Updated TPS65994EVM Board Layout section 27 Updated TPS65994EVM Bill of Materials section 32 Added TPS65994QFNEVM Schematics 36 Added TPS65994QFNEVM Board Layout 44 Added TPS65994QFNEVM Bill of...

Page 54: ...ther than TI b the nonconformity resulted from User s design specifications or instructions for such EVMs or improper system design or c User has not paid on time Testing and other quality control tec...

Page 55: ...These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not in...

Page 56: ...instructions set forth by Radio Law of Japan which includes but is not limited to the instructions below with respect to EVMs which for the avoidance of doubt are stated strictly for convenience and s...

Page 57: ...any interfaces electronic and or mechanical between the EVM and any human body are designed with suitable isolation and means to safely limit accessible leakage currents to minimize the risk of electr...

Page 58: ...R DAMAGES ARE CLAIMED THE EXISTENCE OF MORE THAN ONE CLAIM SHALL NOT ENLARGE OR EXTEND THIS LIMIT 9 Return Policy Except as otherwise provided TI does not offer any refunds returns or exchanges Furthe...

Page 59: ...are subject to 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...

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