Texas Instruments HDC2022EVM User Manual Download Page 20 | Manualshive

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SNIU039 – December 2019

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Copyright © 2019, Texas Instruments Incorporated

HDC2022EVM User's Guide

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Schematic

Figure 20. HDC2022EVM Schematic

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Summary of Contents for HDC2022EVM

Page 1: ...HDC2022EVM User s Guide Literature Number SNIU039 December 2019...

Page 2: ...7 4 1 Home Tab 7 4 2 Data Capture Tab 8 4 3 EVM Settings Tab 9 4 4 Device Configuration 10 4 5 Registers Tab 11 4 6 Collateral Tab 12 5 EVM Hardware 13 5 1 Input Output Connector Description 13 5 2 EV...

Page 3: ...GUI 11 9 Collateral Tab of HDC2022EVM GUI 12 10 HDC2022EVM 13 11 HDC2022EVM Sensor Module 14 12 HDC2022EVM Layout Resistors for I2C Address Setting Top 14 13 HDC2022EVM PC Interface and Sensor Module...

Page 4: ...ntains one HDC2022 see Table 1 Table 1 Device and Package Configurations DEVICE IC PACKAGE U1 HDC2022DEB WSON 6 pin DEB The EVM hosts an MSP430F5528 microcontroller C as well as the HDC2022 The C is u...

Page 5: ...the home screen of the HDC2022EVM GUI 3 Connect the HDC2022EVM to the USB port of your computer via USB Drivers for the device will install automatically and the GUI will connect to the EVM 4 Tempera...

Page 6: ...ser can access the live version through one of the following actions Go to the HDC2022EVM Tool page on TI com and click on the View Button Go to dev ti com gallery and search for the HDC2022EVM Click...

Page 7: ...ation The section describes how to use the HDC2022EVM GUI 4 1 Home Tab The Home Tab is shown at software launch The Learn More link displays the key features and a functional diagram for the HDC2022 d...

Page 8: ...Measurement Configuration Configures the HDC2022 to return temperature humidity or both Humidity Temperature Resolution Change the number of measurement bits for humidity temperature measurements Aut...

Page 9: ...Each selection option button on this tab has a specific function as described below I2C Frequency Change the communication frequency between the control board and HDC2022EVM I2C Address Selects the a...

Page 10: ...guration activate Soft Reset and Activate Heater widgets perform the same functions as on the Data Capture tab refer to Section 4 2 The other widgets are described below DRDY INT_EN Pin Configuration...

Page 11: ...f the current register Read All Registers can be used to fetch the contents of all registers at once The Write Register buttons are disabled when the drop down next to these buttons is set to immediat...

Page 12: ...2019 Texas Instruments Incorporated HDC2022EVM User s Guide 4 6 Collateral Tab The Collateral tab contains links to articles guides reports and videos which are relevant to the HDC2022 device This inc...

Page 13: ...2 USB Type A Connector This connector is used for communications with the PC and provides power for the EVM 5 2 EVM Operating Conditions The HDC2022EVM power is supplied via the USB connector The LDO...

Page 14: ...o 1000001xb on the EVM This is done by setting the ADDR pin to VDD via a 0 ohm resistor R4 refer to Figure 11 Figure 11 HDC2022EVM Sensor Module To change the I2C address to 0x40 remove 0 resistor R4...

Page 15: ...is dramatically reduced improving the temperature measurements performances of the HDC2022 The cable connecting J1 to J2 must conform to I2C cable length constraints When used in this configuration th...

Page 16: ...e www ti com 16 SNIU039 December 2019 Submit Documentation Feedback Copyright 2019 Texas Instruments Incorporated HDC2022EVM User s Guide Figure 15 HDC2022EVM Pads for I2C and Supply of the Smaller Se...

Page 17: ...Jumper Cables UniFlash Offline or Cloud Version Install Offline version from http www ti com tool UNIFLASH Cloud version is accessible here http dev ti com gallery To update the firmware on the HDC202...

Page 18: ...orporated HDC2022EVM User s Guide Figure 17 UniFlash Launch Screen MSP430F5528 device selected 8 Browse to the firmware file named USB2ANY F5528 24MHZ txt and select Load Image Upon successful program...

Page 19: ...2019 Submit Documentation Feedback Copyright 2019 Texas Instruments Incorporated HDC2022EVM User s Guide 7 Board Layout Figure 18 and Figure 19 show the board layout for the HDC2022EVM Figure 18 Top L...

Page 20: ...Schematic www ti com 20 SNIU039 December 2019 Submit Documentation Feedback Copyright 2019 Texas Instruments Incorporated HDC2022EVM User s Guide 8 Schematic Figure 20 HDC2022EVM Schematic...

Page 21: ...nductor Shielded Ferrite 10 uH 0 45 A 1 33 ohm SMD Inductor 2x1x1 6mm IFSC0806AZER100M01 Q1 1 MOSFET N CH 50 V 0 2 A SOT 323 SOT 323 BSS138W 7 F R1 1 RES 100 5 0 063 W AEC Q200 Grade 0 0402 0402 CRCW0...

Page 22: ...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 23: ...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 24: ...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 25: ...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 26: ...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 27: ...e resources 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 reprod...

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