L6364 datasheet(56/60 Pages) STMICROELECTRONICS

56 / 60 page

8.2.4

Timing errors in transmit .................................................. 20

8.2.5

Error condition in transmit ................................................. 20

8.2.6

Single octet UART mode state machine ...................................... 21

8.2.7

Synchronization in single octet UART mode ................................... 21

8.3

Transparent UART mode ....................................................... 21

8.3.1

Pin functions in transparent mode .......................................... 22

8.4

Transparent mode output path .................................................. 22

8.4.1

Transparent mode input path .............................................. 23

8.4.2

Leaving transparent mode................................................. 23

IO-Link physical layer.............................................................24

9.1

UART frame .................................................................. 24

9.2

M-sequence interpretation ...................................................... 24

9.2.1

Example setting ........................................................ 26

9.3

Checksum calculation and verification ............................................ 27

9.4

Data signal receive ............................................................ 27

9.5

Data output .................................................................. 27

9.6

Clock recovery................................................................ 28

Short-circuit detection ............................................................29

Maximum current output..........................................................30

Undervoltage detection ...........................................................31

Short term power loss ............................................................32

Temperature measurement .......................................................33

Thermal shutdown................................................................34

15.1

Automatic operation ........................................................... 34

LED outputs ......................................................................35

DC-DC converter .................................................................36

17.1

Converter configuration ........................................................ 36

17.2

Converter architecture ......................................................... 36

17.3

Converter operation ........................................................... 37

17.3.1

Startup ............................................................... 37

17.3.2

Entry to operation ....................................................... 37

L6364

Contents

DS13363 - Rev 4

page 56/60

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