Tab 9: Register Map - Texas Instruments ADS126 EVM-PDK Series User Manual

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ADS126xEVM Software

3.4.9

Tab 9: Register Map

Use tab 9 (shown in

useful to see how device settings in the ADCPro software are stored in the ADS126x device registers.

Reading back the ADC registers is recommended in all applications to make sure that the ADC settings

are correct and match software assumptions. When the Register Map tab is selected or the Refresh

ADC controls (on all tabs) are updated. The RESET button reverts all register settings back to the ADCPro

nominal values.

NOTE: The RESET button reverts all ADS126x register settings to a nominal state, as determined

by ADCPro. This nominal state programs the MODE0, MODE1, MODE2, and ADC2CFG

(when applicable) registers to nondefault ADS126x values (indicated by asterisks in the

To revert all register settings back to the true ADS126x default values, use the RESET pin

control button on tab 10 (Extras / About).

Device settings such as the conversion control and STATUS/CRC byte configurations are

enforced by software to ensure proper communication between hardware and firmware.

The power-on reset (POR) function is also helpful in verifying correct device operation. The POR button,

at the bottom of this tab, displays the current value of the POR bit in the POWER register. When clicked,

the POR button toggles the value of the POR bit.

Save the register settings to a text file with the Save to File button. Recall register settings with the Load

from File button. Use this register map text file to document a particular setup. Reference this text file

during development or support on the

ADS126xEVM-PDK

Figure

25) to read and display the current ADS126x register settings. This tab is

9 Register Map

Figure 25. Tab 9: Register Map

E2E™ Precision Data Converter

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SBAU206 – April 2015

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