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INA260EVM-PDK Setup

13

SBOU180 – November 2016

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Copyright © 2016, Texas Instruments Incorporated

INA260EVM-PDK and Software Tutorial

3.1

One-Time GUI Software Installation

The GUI software must be installed on a computer running Windows XP or later. Windows 7 is the
recommended operating system.

NOTE:

For the GUI text to be rendered correctly, the text size under

Control Panel >> Appearance

and Personalization >> Display

(shown in

) must be set to

Smaller - 100%

.

Figure 6. Recommended Display Settings

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Содержание INA260

Страница 1: ...INA260EVM PDK INA260 Evaluation Module and Product Demonstration Kit User s Guide Literature Number SBOU180 November 2016 ...

Страница 2: ...ware 8 2 1 SM USB DIG Platform Description 9 2 2 INA260EVM PCB Description 10 2 3 EVM Digital Inputs and Outputs 12 3 INA260EVM PDK Setup 12 3 1 One Time GUI Software Installation 13 3 2 INA260EVM Jumper Settings 15 3 3 Connecting the Hardware 16 3 4 System Power Up 18 4 INA260EVM GUI Software 19 4 1 Configuration Tool 20 4 2 Results Bar 23 4 3 Graph Tool 23 4 4 Registers Tool 24 5 INA260EVM Docum...

Страница 3: ...13 7 INA260EVM GUI Installation 14 8 INA260EVM Default Jumper Settings 15 9 INA260EVM and SM USB DIG Connected in Proper Orientation 16 10 SM USB DIG Powers on When Connected to a Computer 17 11 INA260EVM Powers Up following the GUI Launch 18 12 VDUT Selection 19 13 Configuration Page 20 14 Slave Address Setting 21 15 Operating Mode Menu 21 16 Configuring Conversion Times 22 17 Configuring the Ale...

Страница 4: ...16 Texas Instruments Incorporated List of Tables List of Tables 1 INA260EVM Kit Contents 6 2 Related Documentation 8 3 Signal Definition of J4 on INA260EVM Board 10 4 INA260 I2 C Address Configuration 12 5 INA260EVM Test Board Jumper Functions 16 6 Bill of Materials INA260EVM 27 ...

Страница 5: ...PDK kit and EVM kit are synonymous with the INA260EVM PDK This user s guide also includes information regarding operating procedures and input output connections an electrical schematic printed circuit board PCB layout drawings and a parts list for the EVM 1 Overview The INA260 is a high or low side current sensor power and voltage monitor with a 2 mΩ precision integrated shunt resistor and I2 C i...

Страница 6: ...ardware Contact the Texas Instruments Product Information Center nearest you if any component is missing NOTE This EVM kit requires the INA260EVM GUI software which is available for download through the INA260 Tools Software folder Downloading the latest version of the GUI software is recommended Table 1 INA260EVM Kit Contents Item Quantity INA260EVM PCB test board 1 SM USB DIG platform PCB 1 USB ...

Страница 7: ...ders for transient voltage suppression TVS devices to protect the INA260 inputs from excessively high common mode voltages Digital host controller included Intuitive GUI software supports all major INA260 functional modes and simplifies device configuration NOTE To protect against voltage transients that may exceed the absolute maximum ratings TI highly recommends installing the TVS devices D3 and...

Страница 8: ...800 477 8924 or the Product Information Center at 972 644 5580 When ordering identify the document by both title and literature number Table 2 Related Documentation Document Literature Number INA260 product data sheet SBOS656 SM USB DIG platform user guide SBOU098 2 INA260EVM PDK Hardware Figure 3 shows the overall system setup for the INA260EVM PDK The power source to be monitored is connected to...

Страница 9: ...at www ti com The primary control device on the SM USB DIG platform is the TUSB3210 The TUSB3210 is an 8052 microcontroller that converts data received on the built in USB interface to the I2 C SPI and other serial digital I O patterns This EVM uses the I2 C interface of the TUSB3210 to control the INA260 Power supply for the SM USB DIG is derived from the USB interface The SM USB DIG includes an ...

Страница 10: ...Hi Z all digital I Os are Hi Z as well Table 3 Signal Definition of J4 on INA260EVM Board Pin on J4 Signal Description 10 I2C_SCL I2 C clock signal SCL 9 CTRL MEAS4 GPIO control output or measure input 8 I2C_SDA1 I2 C data signal SDA 7 CTRL MEAS5 GPIO control output or measure input 6 SPI_DOUT1 SPI data output MOSI 5 VDUT Switchable DUT power supply 3 3 V 5 V Hi Z disconnected 1 4 SPI_CLK SPI cloc...

Страница 11: ...etween T2 and GND WARNING Potential Burn Hazard To minimize risk of burn do not touch U1 the INA260 device when input current is present Temperatures higher than 50 C are possible The VBUS input of the INA260 is accessible through pin 2 of header J1 Pins 1 and 3 of J1 are connected to IN and IN respectively Note that the VBUS input is independent of the current input that is the VBUS input can be ...

Страница 12: ...001111 SCL and SDA are driven by the SM USB DIG via J4 These are open drain inputs and the EVM contains pullup resistors to drive these inputs high when the corresponding SM USB DIG digital outputs are in tri state Both fast 1 kHz to 400 kHz and high speed 1 kHz to 2 94 MHz I2 C modes are supported The outputs of the INA260 include SDA and ALERT both of which are routed to J4 and are readable from...

Страница 13: ...al 3 1 One Time GUI Software Installation The GUI software must be installed on a computer running Windows XP or later Windows 7 is the recommended operating system NOTE For the GUI text to be rendered correctly the text size under Control Panel Appearance and Personalization Display shown in Figure 6 must be set to Smaller 100 Figure 6 Recommended Display Settings ...

Страница 14: ...EVM PDK and Software Tutorial Make sure the hardware is not connected to the computer Download the INA260EVM GUI from the INA260 Tools Software folder Extract the contents of the downloaded zip file and run Setup_INA260EVM exe Follow the on screen instructions provided in Figure 7 to complete the software installation Figure 7 INA260EVM GUI Installation ...

Страница 15: ...rated INA260EVM PDK and Software Tutorial 3 2 INA260EVM Jumper Settings Figure 8 shows the default jumper configuration for the INA260EVM and Table 5 explain the purpose of each jumper Ensure that the jumpers are installed in the correct positions based on the required test conditions Figure 8 INA260EVM Default Jumper Settings ...

Страница 16: ...inimize risk of potential electrical shock hazard be sure EVM is full deenergized Before connecting the boards make sure the high current lug connectors T1 and T2 are tightly secured to the EVM PCB for low contact resistance To minimize risk of potential electrical shock hazard deenergize EVM followed by use of a screw driver while clasping the nut on the PCB bottom side with a crescent wrench NOT...

Страница 17: ...tors can accommodate wire sizes up to 6 AWG Also be sure to connect the low side terminal of the input current source to EVM ground GND using one of the test points This step is important to obtain accurate VBUS measurements Lastly connect the SM USB DIG to the computer using the included USB extender cable if necessary At this point the SM USB DIG powers on but the EVM does not The power supply t...

Страница 18: ...s Instruments Incorporated INA260EVM PDK and Software Tutorial 3 4 System Power Up Launch the INA260EVM GUI software By default the Power button on the GUI is enabled so the POWER LED on the EVM immediately lights up indicating that the EVM PCB is receiving power as shown in Figure 11 Figure 11 INA260EVM Powers Up following the GUI Launch ...

Страница 19: ... behaviors of the INA260 The following tools are available The Configuration tool simplifies the INA260 setup prior to evaluation testing The Graph tool plots the acquired data and exports to a file if necessary The Registers tool displays and modifies the contents of the user accessible registers Each tool has a dedicated page that can be accessed by clicking on the corresponding tab on the GUI T...

Страница 20: ...llows the user to modify the operating conditions of the INA260 as required User specified settings are translated to I2 C frames and written to the appropriate device registers whenever the user clicks the Write All Reg button Equivalently enabling the Auto Write button causes immediate register updates whenever changes are detected The Configuration page of the GUI is shown in Figure 13 Figure 1...

Страница 21: ...ve Address Setting 4 1 2 Step 2 Configure Operation The INA260 offers multiple options for controlling the measurement process including sequencing triggering averaging as well as a power down function The associated control parameters can be specified in this section of the GUI Figure 15 shows the options available under the Operating Mode menu The default operating mode is Shunt and Bus Continuo...

Страница 22: ...cted as shown in Figure 16 Figure 16 Configuring Conversion Times 4 1 4 Step 4 Configure Alert The Alert pin allows the user to set limits on the value of the output register corresponding to the parameter selected from the drop down menu as shown in Figure 17 If at any time the register value violates the user specified limit a flag is triggered on the Alert pin Note that by default the Alert pin...

Страница 23: ...ely data can be read continuously by enabling the Continuously Poll Data button on the Graph tool page Figure 18 INA260 Results Bar 4 3 Graph Tool The Graph tool buffers and plots measurement data over time similar to an oscilloscope as shown in Figure 19 The Y axis variable can be changed from the drop down menu The plot is updated by clicking on the Read All Reg button or enabling the Continuous...

Страница 24: ...asis Bit names for the selected register are displayed on the lower panel of the page but the user is advised to consult the INA260 datasheet for detailed bit definitions that may be necessary when modifying the contents of the input registers Figure 20 Registers Tool Page 5 INA260EVM Documentation This section contains the complete bill of materials schematic diagram and PCB layout for the INA260...

Страница 25: ...ion 25 SBOU180 November 2016 Submit Documentation Feedback Copyright 2016 Texas Instruments Incorporated INA260EVM PDK and Software Tutorial 5 1 Schematic Figure 21 shows the schematic for the INA260EVM Figure 21 INA260EVM Schematic ...

Страница 26: ...November 2016 Submit Documentation Feedback Copyright 2016 Texas Instruments Incorporated INA260EVM PDK and Software Tutorial 5 2 PCB Layout Figure 22 shows the component layout for the INA260EVM PCB Figure 22 INA260EVM PCB Top Layer Component Side ...

Страница 27: ...SMD Kingbright APT2012LZGCK 3 J1 Header 2 54mm 3x1 Tin TH Harwin Inc M20 9990345 4 J4 J5 Header 50mil 4x2 Gold SMT Amphenol FCI 20021121 00008C4LF 5 J6 Receptacle 50mil 10x1 Gold R A TH Mill Max 851 43 010 20 001000 6 R1 R2 R3 R4 RES 10 0 k 1 0 125 W 0805 Vishay Dale CRCW080510K0FKEA 7 R5 R6 RES 49 9 1 0 125 W 0805 Vishay Dale CRCW080549R9FKEA 8 T1 T2 Terminal 50A Lug Panduit CB35 36 CY 9 TP1 TP3 ...

Страница 28: ... are returned during the warranty period to the address designated by TI and that are determined by TI not to conform to such warranty If TI elects to repair or replace such EVM TI shall have a reasonable time to repair such EVM or provide replacements Repaired EVMs shall be warranted for the remainder of the original warranty period Replaced EVMs shall be warranted for a new full ninety 90 day wa...

Страница 29: ... by Industry Canada to operate with the antenna types listed in the user guide with the maximum permissible gain and required antenna impedance for each antenna type indicated Antenna types not included in this list having a gain greater than the maximum gain indicated for that type are strictly prohibited for use with this device Concernant les EVMs avec antennes détachables Conformément à la rég...

Страница 30: ...connecting any load to the EVM output If there is uncertainty as to the load specification please contact a TI field representative During normal operation even with the inputs and outputs kept within the specified allowable ranges some circuit components may have elevated case temperatures These components include but are not limited to linear regulators switching transistors pass transistors cur...

Страница 31: ...F REMOVAL OR REINSTALLATION ANCILLARY COSTS TO THE PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES RETESTING OUTSIDE COMPUTER TIME LABOR COSTS LOSS OF GOODWILL LOSS OF PROFITS LOSS OF SAVINGS LOSS OF USE LOSS OF DATA OR BUSINESS INTERRUPTION NO CLAIM SUIT OR ACTION SHALL BE BROUGHT AGAINST TI MORE THAN ONE YEAR AFTER THE RELATED CAUSE OF ACTION HAS OCCURRED 8 2 Specific Limitations IN NO EVENT SHALL T...

Страница 32: ...esponsible for compliance with all legal regulatory and safety related requirements concerning its products and any use of TI components in its applications notwithstanding any applications related information or support that may be provided by TI Buyer represents and agrees that it has all the necessary expertise to create and implement safeguards which anticipate dangerous consequences of failur...

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