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STA013 PC TRANSMISSION SOFTWARE DRIVER DESCRIPTION
The STA013EVB is provided with the PC Software Transmission Driver (STA013TXD), allowing the user
to send the MPEG bitstream to the device.
The STA013TXD is a Win 3xx/Win95 software and can be installed by the user on a standard PC (see
Installation Procedure Section)

STA013TXD Panel

The STA013TXD user interface is composed by a graphical panel. The File button is used to select the
.MP3 file to be transmitted to STA013EVB.

Set LPT Button

this panel is used to configure the PC Parallel Port address.

AN1090 APPLICATION NOTE

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Содержание STA013

Страница 1: ...al into subsampled spectral components time to frequency domain Together with the corresponding filter bank in the decoder it forms an analysis synthesis system Using either the time domain input sign...

Страница 2: ...es in each subband The frame lenght is 24 ms identical to Layer II In Layer III nonuniform quantisa tion adaptive segmentation and entropy coding of the quantized values are employed for better coding...

Страница 3: ...by means of the Input Connector which provides to the user the connection points in order to input the serial data to STA013 and to control the input data flow speed The Input Connector is indicated...

Страница 4: ...TA013SDR allowing the user to have on STA013 a full control STA013SDR has a graphical user interface for an easy control of the device func tions The pin no 4 of STA013EVB I2C Connector is connected t...

Страница 5: ...470pF C7 4 7nF R4 1K 25 SCANEN 27 RESET C10 4 7 F VDD C9 10nF SW1 SMD R6 8 2K 9 SDO 12 OCLK LRCLKT SCKT 11 10 SDATA DEM SCLK LRCK MCLK C16 10 F C15 0 1 F AVCC 7 VA R11 2 7K C17 10 F R10 56K C29 680pF...

Страница 6: ...supply The STA013 EVB Input Connector is bufferized by an interface IC stage U1A U1F are six inverters included an 74lVX04 IC by allowing the user to use directly a data source with signals level up...

Страница 7: ...Figure 6 1134 137 7 PC INTERFACE BOARD not in scale AN1090 APPLICATION NOTE 7 17...

Страница 8: ...Figure 7 PC Interface Schematic AN1090 APPLICATION NOTE 8 17...

Страница 9: ...2 C registers status corresponding to the Panel Functions By pressing this button the Panel will show the status of all the displayed registers Write Button it is used to write the current I2 C regist...

Страница 10: ...tus window the MPEG Frame Counter value is displayed Run Button the function implemented by this button is equivalent to the RUN I2 C register Firmware Button by pressing this button the user opens a...

Страница 11: ...f the Tone Control function The window is updated when the Tone Control pa rameters are modified by the users Header Button by pressing this button the STA013SDR displays all the relevant information...

Страница 12: ...o read the Ancillary Data coded in the MPEG stream The Ancillary Data are displayed as ASCII characters PLL Button by pressing this button all the PLL configuration register become visible and can be...

Страница 13: ...configura tion Init Button by pressing this button the user download the initialisation file to bootstrap the STA013 on the application board The initialisation file must be called sta013 ini and mus...

Страница 14: ...he STA013TXD is a Win 3xx Win95 software and can be installed by the user on a standard PC see Installation Procedure Section STA013TXD Panel The STA013TXD user interface is composed by a graphical pa...

Страница 15: ...the user may note audio dropouts due to the Parallel Port performance To minimise the effect it is suggested to copy the mp3 files on the P C HDD and run a de fragmentation tool The STA013TXD can han...

Страница 16: ...Cancel button to exit from the menu 11 Click on Run button now the red led on the board should be switched off 12 Run STA013TXD software and clicking on File button select the mp3 file to be tested Th...

Страница 17: ...t notice This publication supersedes and replaces all information previously supplied STMicroelectronics products are not authorized for use as critical components in life support devices or systems w...

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