UM0853 datasheet(43/56 Pages) STMICROELECTRONICS

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UM0853

Data transfer management (picture demo)

Doc ID 16609 Rev 3

43/56

If you want to use the RF interface to check communications, click on the check RF

communication button. If you want to use the I2C bus, click on the check I2C

communication button.

4.1.1

Check communication by RF

After clicking on check RF communication, the button changes to running as shown in

Figure 93.

If the circle next to the running button is green, the communication by RF between the

M24LR64-R and the reader is OK.

Figure 93.

RF communication between the tag and the reader is OK

If the circle next to the running button is red, the communication by RF between the

M24LR64-R and the reader is NOT OK

Figure 94.

No RF communication between the tag and the reader

4.1.2

Check communication by I2C

After clicking on check I2C communication, the button changes to running as shown in

Figure 95.

If the circle next to the running button is green, the communication by I2C between the

M24LR64-R and the reader is OK.

Figure 95.

I2C communication between the tag and the reader is OK

If the circle next to the running button is red, the upload by I2C failed.

Figure 96.

Failed upload by I2C

UM0853 Datasheet(PDF) 43 Page - STMicroelectronics