Datasheet

PGA400 EVM User Guide
TI CONFIDENTIAL – NDA Restrictions
Page 22 of 50
6.1.3 SAVE GRID
The “SAVE GRID” button will take the contents of the register grid and save them to a .TXT file.
The data is saved in comma-separated-values format.
6.1.4 RECALL GRID
The “RECALL GRID” button will open a prompt that will allow the user to select a .TXT file that
was produced during the “SAVE GRID” operation and will then load the grid with the contents
from the .TXT file.
6.1.5 READ SELECTED
The “READ SELECTED” button will perform a read operation on any registers in the grid that
have been selected by clicking the desired register number. Any selected registers will be
displayed blue.
6.1.6 WRITE SELECTED
The “WRITE SELECTED” button will perform a write operation on any registers in the grid that
have been selected by clicking the register number or modifying the register contents. Any
selected registers will be displayed blue and any modified registers will be highlighted in yellow.
Any blue or yellow registers will be written to when the “WRITE SELECTED” button is pressed.
6.1.7 READ ALL
The “READ ALL” button will perform a read operation on every register in the grid.
6.1.8 WRITE ALL
The “WRITE ALL” button will perform a write operation on every register in the grid.
6.2 Test Registers
By default, the GUI opens with the “TEST” register grid displayed. Besides the functions
associated directly with the grid, the “TEST” tab includes two buttons related to the “TEST”
registers.
6.2.1 IFSEL/uC_RST
The “IFSEL/uC_RST” button toggles bit0 and bit1 of register 0x0E. It is required to press this
button to select SPI and shutdown the 8051 uC before most other commands on the GUI will
take affect.