Texas Instruments LM10502, Руководство пользователя

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Using the Evaluation Software
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5.4 System Settings Tab ( Figure 2 )
Selecting this tab allows access to the controls of Buck1, Buck2, Comparator, LDO Sleep Mode, and
Interrupt pin polarity. It also shows a log of occurred events.
In the System Interrupt frame, the user can choose to enable the output monitor function in the Enables
checkboxes and can observe the output Status bits. Also, if the Poll status checkbox is checked at lower
part of screen, this frame will get continuous status updates (1 update/sec).
In the Buck1 and Buck2 frames the user can set the output voltage of the buck regulator, enable
regulator for Buck1, or force it to PWM mode.
In the Comparator frame the user can enable the comparator, set the threshold voltage , and enable
hysteresis .
The Misc frame contains controls for LDO Sleep Mode bit and Interrupt pin polarity .
5.5 Log Tab ( Figure 3 )
This tab records all SPI transfers. The user can copy write or read sequences to clipboard. The log
window can be cleared by pressing clear button.
5.6 Menus
Under “File” menu user can save and load contents of register map. Under “Tools” menu user can open
“Direct Register Access” dialog, shown in
Figure 4 .
Figure 4. Direct Register Access
Binary data may be written and read from the registers. Use hexadecimal values in address and data
fields. Correct data value can also be created by setting and clearing individual bits. Value is immediately
written to the device by pressing ‘Write’ button and read from the device by pressing ‘Read’ button. Next
to each bit is a description of that particular bit.
4 SNVU277 – January 2014
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