ADS7142-Q1 GUI Functional Modes
18
SBAU321A – November 2018 – Revised August 2019
Copyright © 2018–2019, Texas Instruments Incorporated
BOOSTXL-ADS7142-Q1 BoosterPack™ Plug-In Module
4.2
High Precision Mode
The
High Precision Mode
increases the accuracy of the data measurement to 16-bit accuracy. This is
useful for applications where the level of precision required to accurately measure the sensor output
needs to be higher than 12-bits. When
High Precision Mode
is selected from the
Operating Modes
drop-
down menu and the
SET
button is pressed, the device starts conversions and starts accumulating the
conversion results in an accumulator. The device stops accumulating the conversion results in the
accumulator after 16 conversions. If the user aborts the sequence before 16 conversions, then the device
will abort the sequence. To understand the steps required to configure the device in this mode, refer to the
ADS7142-Q1 data sheet.
highlights the ADS7142-Q1 GUI working in
High Precision Mode
. The maximum number of
accumulator count that can be entered into the ACCUMULATOR_CFG register is 15 (0x0F) which
corresponds to 16 conversions.
Figure 17. Operation in High Precision Mode
