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3.4.1.3
Connection Status Panel
3.4.1.4
I2C Log Panel
3.4.1.5
Register Overview Panel
3.4.1.6
Register Detail Panel
3.4.1.7
Menu Bar
Graphical User Interface
Two LED indicators provide connection status.
USB: This indicator is Gray when there is no USB connection to the USB2II2C PCB. The I2C LED is off.
The indicator is Green when a connection is good.
I2C: This indicator is Red when there is a USB connection, but no I2C connection. A Green indicator
shows that I
2
C communication is functioning properly. If the LED is off, then there is no USB connection.
All the I
2
C commands that are sent or received by the TAS5414 and TAS5424 are shown in this panel.
The displayed data can be copied to the clipboard for a programming aid. This type of information can be
controlled by the I2C Log menu item. An R indicates a value read from the device and an W indicates a
value sent to the device. Valuable comments also are provided. (See I2C Log Menu.)
This panel provides the hexadecimal (hex) data for each I2C register. The hex data control registers can
be directly changed here and sent to the device with the Apply button. Any changes made to the data will
be cleared by clicking the Cancel button. The Register Detail Panel is changed by clicking on the Register
or on it hex value.
This panel provides a detailed view of each register. By clicking on a register in the Register Overview
Panel, the details of that register are shown. Each bit has its description and its value shown by the
checkbox. A checkbox with a check mark indicates a logical 1 and an unchecked checkbox indicates a
logical 0. Changes to each bit can be made by clicking on the checkbox. The changes are sent to the
device by clicking on the Apply button in the Register Overview Panel.
File: In this menu option, the Exit function can be found at the bottom of the drop-down menu.
Device Select: The I2C device select value can be changed in the Menu. For the EVM use the default
value which is Master.
Macros: In this menu option, macros can be used.
Custom Macros: This is not yet implemented
Preloaded macros: This menu option provides a list of built-in macros to perform typical I
2
C routines.
Options: The option to have the enhanced turn-on script or not is selected in this menu. The enhanced
turn-on options wait for the device to fully transition from Hi-Z to Mute by reading register 0x06 until mute
is enabled. This ensure that the device is in Mute before transitioning to play. This provides an absolute
method of pop and click free turn-on.
I2C Log: The I2C Log Panel controls are located in this menu
Log Enabled: When selected, this menu option shows the I2C Log Panel. When disabled, the I2C Log
Panel is hidden.
Show I2C Reads: When selected, this menu option shows the value read from the device. These are
indicated with an R.
Show I2C Writes: When selected, this menu option shows the values that are sent to the device.
These are indicated with a W.
Show Comments: When selected, this menu option shows the comments. The comments are not
shown when this item is not selected.
Clear: This menu option clears the log data. The data is lost.
Help: This menu option provides three items:
About: This provide the revisions level of the software.
10
TAS5414 and TAS5424 Evaluation Module
SLOU202 – June 2007