GUI Operation
8
SNIU039 – December 2019
Copyright © 2019, Texas Instruments Incorporated
HDC2022EVM User's Guide
4.2
Data Capture Tab
The Data Capture tab reports the temperature and humidity from the HDC2022 device included on the
HDC2022EVM. To enable data capture, ensure that an auto-read delay from the drop down menu at the
top of the page is selected.
Each selection option/button on this tab has a specific function as described below:
•
Register Auto Read Delay:
Changes the delay between register reads
•
Measurement Configuration:
Configures the HDC2022 to return temperature, humidity, or both.
•
Humidity/Temperature Resolution:
Change the number of measurement bits for
humidity/temperature measurements.
•
Auto Measurement Mode:
Set the auto-measurement frequency of the HDC2022.
•
Start Measurement/One-Shot Button:
In shutdown mode, this button triggers a measurement. When
an auto-measurement frequency is selected, this button begins measuring from the HDC2022.
•
Celsius/Fahrenheit Select
: Sets the GUI to display in Celsius or parenthetic. This does not change
settings for the HDC2022 or EVM.
•
Activate Soft Reset Button:
Triggers a soft reset of the HDC2022.
•
Activate Heater Button
: Enables the heater on the HDC2022.
Figure 5. Data Capture Tab of HDC2022EVM GUI
