Texas Instruments HDC3020EVM User Manual Download Page 3

2 Quick Start

1. Click 

here

 in Safari, Firefox, or Chrome and select the HDC3020EVM GUI from the gallery to access the 

cloud-based GUI. Follow the onscreen instruction to complete TI Cloud Agent setup.

Figure 2-1. HDC3020EVM GUI on First Start-Up

2. Reload the browser window after installation to access the home screen of the HDC3020EVM GUI.
3. Connect the HDC3020EVM to the USB port of your computer through the USB. Drivers for the device will 

install automatically and the GUI will connect to the EVM.

4. Temperature and humidity data can be recorded and logged on the 

Data Capture

 tab. Select the 

 icon 

to navigate to this page. You can enable register auto-read from this page, and initiate a one-shot to take 
sample data.

5. Configure device settings from the 

Device Configuration

 tab 

.

www.ti.com

Quick Start

SNAU267A – JUNE 2021 – REVISED JUNE 2021

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HDC3020EVM User Guide

3

Copyright © 2021 Texas Instruments Incorporated

Summary of Contents for HDC3020EVM

Page 1: ...ns because the HDC3 family are pin to pin and 100 software compatible This module and the GUI are designed to provide the user a quick setup to evaluate the device This document includes the details o...

Page 2: ...M is designed to be broken into two sections if desired The sensor section can be separated from the MCU section of the board to reduce thermal mass surrounding the HDC3020 The HDC3020EVM is configure...

Page 3: ...he USB port of your computer through the USB Drivers for the device will install automatically and the GUI will connect to the EVM 4 Temperature and humidity data can be recorded and logged on the Dat...

Page 4: ...y the HDC3020 and the MSP430 The EVM can be directly inserted into a USB port on a PC or laptop or connected to the latter using the appropriate USB cable 3 2 Input Output Connectors The EVM can be br...

Page 5: ...dresses but the HDC3020EVM can only support one fixed I2C address 0x44 7 Bit Figure 3 2 HDC3020 Sensor Module www ti com EVM Hardware SNAU267A JUNE 2021 REVISED JUNE 2021 Submit Document Feedback HDC3...

Page 6: ...n the HDC3020 is separated from the MSP430 it can be connected through wires or headers on both ends for remote temperature and humidity measurements In this configuration the thermal mass is reduced...

Page 7: ...he HDC3020 ICs on the controller and breakout portions respectively Table 3 1 EVM Operating Conditions Board Section Conditions Temperature Range Controller Board Recommended Operating TJ Range 40 C t...

Page 8: ...plication icon within the gallery to launch the software Follow the prompts onscreen to install the TI Cloud Agent Bridge browser plugin 4 2 Offline Version Users can access the latest version of the...

Page 9: ...tabs within the GUI They are identical to the icons on the bottom half of the Home page If the HDC3020EVM is connected to the PC and powered on the Hardware Connected icon will appear on the left corn...

Page 10: ...Humidity Offset Offsets the humidity value and sets it within the HDC3020 device Status Read Status Reads the information about the operating state of the HDC3020 Clear Status Clears the contents stor...

Page 11: ...cute the Drift Correction Algorithm However the layout that has little to no thermal isolation would require a lot more current to execute this command The HDC3020EVM GUI offers three different power...

Page 12: ...e depends on the power setting and the drift observed but should not last more than 5 minutes If the algorithm is taking a lot of time abort the execution and re start after a few minutes Figure 5 4 O...

Page 13: ...0EVM I2C Address Selects the address option of the HDC3020 CRC Generator Retrieves the 8 bit CRC byte from the HDC3020 The message bytes must be a hex value and must be separated by a single space Fig...

Page 14: ...orts and videos which are relevant to the HDC3020 device This includes the device data sheet and EVM user s guide GUI Operation www ti com 14 HDC3020EVM User Guide SNAU267A JUNE 2021 REVISED JUNE 2021...

Page 15: ...igure 6 1 Top Layer Routing Figure 6 2 Bottom Layer Routing www ti com Board Layout SNAU267A JUNE 2021 REVISED JUNE 2021 Submit Document Feedback HDC3020EVM User Guide 15 Copyright 2021 Texas Instrume...

Page 16: ...ND GND GND VCC Super Red D4 1 0k R13 XT2IN MSP430F5528IRGCR P6 0 CB0 A0 1 P6 1 CB1 A1 2 P6 2 CB2 A2 3 P6 3 CB3 A3 4 P6 4 CB4 A4 5 P6 5 CB5 A5 6 P6 6 CB6 A6 7 P6 7 CB7 A7 8 P5 0 A8 VREF VEREF 9 P5 1 A9...

Page 17: ...e A R A Top Mount SMT USB Type A right angle 48037 1000 J2 1 Header 2 54 mm 3x1 Gold TH Header 2 54 mm 3x1 TH GBC03SAAN L1 1 Ferrite Bead 220 ohm 100 MHz 0 45 A 0402 0402 BLM15AG221SN1D R1 R2 2 RES 22...

Page 18: ...A TCA9517DGKR U5 1 16 Bit Ultra Low Power Microcontroller 128KB Flash 8KB RAM USB 12Bit ADC 2 USCIs 32Bit HW MPY RGC0064B VQFN 64 RGC0064B MSP430F5528IRGCR U6 1 Integrated Humidity and Temperature Dig...

Page 19: ...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 20: ...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 21: ...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 22: ...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 23: ...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 24: ...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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