UM0853 datasheet(47/56 Pages) STMICROELECTRONICS

47 / 56 page

UM0853

Data transfer management (picture demo)

Doc ID 16609 Rev 3

47/56

Figure 110. Selecting RF to download the picture

You then have to click on the Upload by RF button to launch the upload process (see

Figure 111).

Figure 111. Downloading the picture by RF

The application reads the contents of the EEPROM. A progress bar (shown in Figure 112)

indicates that the process is running.

Figure 112. Progress bar

If the download process is successful, the picture is displayed on the screen like in

Figure 113. Otherwise, an error message appears (see Figure 114).

Figure 113. The ST logo is displayed

Figure 114. Error message

You can use the CHECK COMMUNICATION area to verify whether the data were read

successfully or not.

If you used the I2C bus to download the picture, click on check I2C communication. The

color of the circle will tell you if the upload process was successful (green circle) or failed

(red circle).

If you used the RF interface to download the picture, click on check RF communication.

The color of the circle will tell you if the upload process was successful (green circle) or

failed (red circle).

UM0853 Datasheet(PDF) 47 Page - STMicroelectronics