Würth TARVOS-II Bedienungsanleitung

USER MANUAL

TARVOS-II

AMB8626 / 2607021181000

VERSION 4.4

MAY 19, 2023

***************

MUST READ

Check for ﬁrmware updates

Before using the product make sure you use the most recent ﬁrmware version, data sheet

and user manual. This is especially important for Wireless Connectivity products that were

not purchased directly from Würth Elektronik eiSos. A ﬁrmware update on these respective

products may be required.

We strongly recommend to include in the customer system design, the possibility for a ﬁrmware

update of the product.

WIRELESS CONNECTIVITY & SENSORS

User manual Tarvos-II

Revision history

Manual

version

version Notes Date

1.0 -

3.11

2.0 -

3.4.0 2.0 • Initial version June 2017

4.0 3.4.0 2.0 • New corporate design and

structure November 2018

4.1 3.5.0 2.0

• Added information on new

ﬁrmware in chapter

Firmware

history

• Added chapter

Reference design

• Added chapter

Information for

explosion protection

February 2019

4.2 3.5.0 2.0

• Updated label in chapter

General

labeling information

• Updated address of Division

Wireless Connectivity & Sensors

location

October 2019

4.3 3.5.0 2.0 • Updated the ﬁrmware update

chapter. June 2020

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WIRELESS CONNECTIVITY & SENSORS

User manual Tarvos-II

4.4 3.5.0 2.0

• Removed 2607021181001 and

2607021181009 from

Ordering

information

as there are no

longer pre-cuts or non T&R

packages available. The modules

are available in all quantities as

cut tape.

• New corporate design.

May 2023

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WIRELESS CONNECTIVITY & SENSORS

User manual Tarvos-II

Abbreviations

Abbreviation Name Description

ACK Acknowledgement Acknowledgement pattern conﬁrming the reception of

the transmitted data packet.

CS Checksum

DC Duty cycle Transmission time in relation of one hour. 1% means,

channel is occupied for 36 seconds per hour.

FSE Field Sales

Engineer

Support and sales contact person responsible for

limited sales area

0xhh [HEX] Hexadecimal

All numbers beginning with 0x are stated as

hexadecimal numbers. All other numbers are

decimal.

HIGH High signal level

LOW Low signal level

LPM Low power mode Operation mode for reduced power consumption.

LRM Long range mode Tx mode increasing the RX sensitivity by using

spreading and forward error correction

LSB Least signiﬁcant

bit

MSB Most signiﬁcant bit

PL Payload The real, non-redundant information in a

frame/packet.

RF Radio frequency Describes everything relating to the wireless

transmission.

UART

Universal Asynchronous Receiver Transmitter allows

communicating with the module of a speciﬁc

interface.

US UserSettings

Any relation to a speciﬁc entry in the UserSettings is

marked in a special font and can be found in the

respective chapter.

VDD Supply voltage

Payload The real, non-redundant information in a frame/packet

User

settings

Any relation to a speciﬁc entry in the user settings is

marked in a special font and can be found in the

respective chapter

UART

Universal Asynchronous Receiver Transmitter, allows

to communicate with the module of a speciﬁc

interface.

Duty cycle Transmission time in relation of one hour 1% means,

channel is occupied for 36 seconds per hour.

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User manual Tarvos-II

Hexadecimal

[HEX]

0xhh

All numbers beginning with 0x are stated as

hexadecimal numbers. All other numbers are

decimal.

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User manual Tarvos-II

Contents

Overview of helpful application notes 11

1. Introduction 12

1.1. Operational description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

1.2. Blockdiagram..................................... 12

1.3. Orderinginformation................................. 13

2. Electrical speciﬁcations 14

2.1. Recommended operating conditions . . . . . . . . . . . . . . . . . . . . . . . . 14

2.2. Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

2.3. Powerconsumption.................................. 14

2.3.1. Static..................................... 15

2.4. Radiocharacteristics................................. 15

2.5. Pincharacteristics .................................. 15

2.6. Integrated ﬂash characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

3. Pinout 17

4. Quickstart 19

4.1. Minimal pin conﬁguration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

4.2. Powerup ....................................... 19

4.3. Quickstartexample.................................. 20

5. Functional description 23

5.1. Operatingmodes................................... 23

5.1.1. Switching from transparent to command mode . . . . . . . . . . . . . . 23

5.1.2. Switching from command to transparent mode . . . . . . . . . . . . . . 23

5.1.3. Transparentmode.............................. 24

5.1.4. /RTS signal, module busy . . . . . . . . . . . . . . . . . . . . . . . . . 24

5.1.5. Commandmode .............................. 25

5.2. Adopting parameters to ﬁt your application . . . . . . . . . . . . . . . . . . . . . 25

5.3. Device addressing and wireless monitoring . . . . . . . . . . . . . . . . . . . . 25

6. Host connection 26

6.1. Serialinterface:UART................................ 26

7. The command interface 27

7.1. Overview ....................................... 27

7.2. Messageoverview .................................. 28

7.3. Data transfer & reception in the command mode . . . . . . . . . . . . . . . . . 30

7.3.1. CMD_DATA_REQ.............................. 30

7.3.1.1. Example1: ............................... 30

7.3.2. CMD_DATAEX_REQ ............................ 31

7.3.2.1. Example1: ............................... 31

7.3.3. CMD_DATAEX_IND............................. 32

7.3.3.1. Example1: ............................... 32

7.3.4. CMD_DATARETRY_REQ . . . . . . . . . . . . . . . . . . . . . . . . . 33

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7.3.5. CMD_REPEAT_IND ............................ 33

7.4. Requesting parameters and actions . . . . . . . . . . . . . . . . . . . . . . . . 35

7.4.1. CMD_FWRELEASE_REQ . . . . . . . . . . . . . . . . . . . . . . . . . 35

7.4.1.1. Example1: ............................... 35

7.4.2. CMD_SERIALNO_REQ . . . . . . . . . . . . . . . . . . . . . . . . . . 35

7.4.3. CMD_RESET_REQ............................. 36

7.4.4. CMD_RSSI_REQ.............................. 36

7.4.4.1. Example1: ............................... 37

7.4.5. CMD_ERRORFLAGS_REQ . . . . . . . . . . . . . . . . . . . . . . . . 37

7.5. Modiﬁcation of volatile parameters . . . . . . . . . . . . . . . . . . . . . . . . . 39

7.5.1. CMD_SET_MODE_REQ . . . . . . . . . . . . . . . . . . . . . . . . . . 39

7.5.2. Example1:.................................. 39

7.5.3. CMD_SET_PAPOWER_REQ . . . . . . . . . . . . . . . . . . . . . . . 40

7.5.3.1. Example1: ............................... 40

7.5.4. CMD_SET_CHANNEL_REQ . . . . . . . . . . . . . . . . . . . . . . . 40

7.5.4.1. Example1: ............................... 41

7.5.5. CMD_SET_DESTNETID_REQ . . . . . . . . . . . . . . . . . . . . . . 41

7.5.6. CMD_SET_DESTADDR_REQ . . . . . . . . . . . . . . . . . . . . . . . 42

7.6. Modiﬁcation of non-volatile parameters . . . . . . . . . . . . . . . . . . . . . . . 43

7.6.1. CMD_SET_REQ .............................. 43

7.6.1.1. Example1: ............................... 44

7.6.1.2. Example2: ............................... 44

7.6.2. CMD_GET_REQ .............................. 45

7.6.2.1. Example1: ............................... 45

7.6.3. CMD_FACTORY_RESET_REQ . . . . . . . . . . . . . . . . . . . . . . 46

8. UserSettings - Module conﬁguration values 47

8.1. Difference between volatile and non-volatile settings . . . . . . . . . . . . . . . 47

8.2. Modifying the UserSettings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47

8.3. UART_PktMode.................................... 49

8.3.1. Example1:.................................. 49

8.3.2. Example2:.................................. 50

8.4. UART_PktSize .................................... 51

8.4.1. Example1:.................................. 51

8.4.2. Example2:.................................. 51

8.5. UART_RTSLimit ................................... 52

8.5.1. Example1:.................................. 52

8.5.2. Example2:.................................. 52

8.6. UART_ETXChar ................................... 53

8.6.1. Example1:.................................. 53

8.6.2. Example2:.................................. 53

8.7. UART_Timeout.................................... 54

8.7.1. Example1:.................................. 54

8.7.2. Example2:.................................. 54

8.8. UART_DIDelay .................................... 55

8.8.1. Example1:.................................. 55

8.8.2. Example2:.................................. 55

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8.9. MAC_NumRetrys................................... 56

8.9.1. Example1:.................................. 56

8.9.2. Example2:.................................. 56

8.10. MAC_AddrMode ................................... 57

8.10.1.Example1:.................................. 57

8.10.2.Example2:.................................. 58

8.11. MAC_NumRetrysCCA ................................ 59

8.11.1.Example1:.................................. 59

8.11.2.Example2:.................................. 59

8.12. MAC_CCARetryDelay ................................ 60

8.12.1.Example1:.................................. 60

8.12.2.Example2:.................................. 60

8.13. MAC_DefaultDestNetID . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61

8.13.1.Example1:.................................. 61

8.13.2.Example2:.................................. 61

8.14. MAC_DefaultDestAddrLSB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62

8.14.1.Example1:.................................. 62

8.14.2.Example2:.................................. 62

8.15. MAC_DefaultSourceNetID . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63

8.15.1.Example1:.................................. 63

8.15.2.Example2:.................................. 63

8.16. MAC_DefaultSourceAddrLSB . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64

8.16.1.Example1:.................................. 64

8.16.2.Example2:.................................. 64

8.17. MAC_ACKTimeout.................................. 65

8.17.1.Example1:.................................. 65

8.17.2.Example2:.................................. 65

8.18. PHY_PAPower .................................... 67

8.18.1.Example1:.................................. 67

8.18.2.Example2:.................................. 67

8.19. PHY_DefaultChannel................................. 69

8.19.1.Example1:.................................. 69

8.19.2.Example2:.................................. 69

8.20. PHY_CCAThr..................................... 70

8.20.1.Example1:.................................. 70

8.20.2.Example2:.................................. 70

8.21. OpMode........................................ 71

8.21.1.Example1:.................................. 71

8.21.2.Example2:.................................. 71

8.22. CfgFlags........................................ 72

8.22.1.Example1:.................................. 73

8.22.2.Example2:.................................. 73

8.23. RpFlags........................................ 74

8.23.1.Example1:.................................. 74

8.23.2.Example2:.................................. 75

8.24. RP_NumSlots..................................... 76

8.24.1.Example1:.................................. 77

8.24.2.Example2:.................................. 77

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8.24.3. UART_Baudrate: Conﬁgure the UART speed . . . . . . . . . . . . . . 78

8.24.4.Example1:.................................. 78

8.24.5.Example2:.................................. 78

8.25. UART_Databits.................................... 80

8.25.1.Example1:.................................. 80

8.25.2.Example2:.................................. 80

8.26. UART_Parity ..................................... 81

8.26.1.Example1:.................................. 81

8.26.2.Example2:.................................. 81

8.27. UART_Stoppbits ................................... 83

8.27.1.Example1:.................................. 83

8.27.2.Example2:.................................. 83

8.28. RF_ConﬁgIndex ................................... 84

8.28.1.Example1:.................................. 84

8.28.2.Example2:.................................. 85

8.29. RF_CCADisabled................................... 86

8.29.1.Example1:.................................. 86

8.29.2.Example2:.................................. 86

8.30. RF_CCACheckTime ................................. 88

8.30.1.Example1:.................................. 88

8.30.2.Example2:.................................. 88

9. Timing parameters 89

9.1. Resetbehavior .................................... 89

9.1.1. Power-onreset ............................... 89

9.1.2. Reset via /RESET pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89

9.1.3. Reset as result of a serious error condition . . . . . . . . . . . . . . . . 89

9.2. Latencies when leaving the LPM . . . . . . . . . . . . . . . . . . . . . . . . . . 89

9.3. Latencies during data transfer / packet generation . . . . . . . . . . . . . . . . . 90

10.Radio parameters 91

11.Using the repeater functionality 97

11.1. Setup of the network and repeater device . . . . . . . . . . . . . . . . . . . . . 98

11.2. Examplenetwork................................... 99

11.3. Application in parallel networks . . . . . . . . . . . . . . . . . . . . . . . . . . . 100

12.Battery powered operation 101

12.1. Activemode......................................101

12.2. Stand-bymode ....................................101

13.Custom ﬁrmware 102

13.1. Custom conﬁguration of standard ﬁrmware . . . . . . . . . . . . . . . . . . . . 102

13.2. Customer speciﬁc ﬁrmware . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102

13.3. Customerﬁrmware..................................102

13.4. Contact for ﬁrmware requests . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103

14.Firmware updates 104

14.1. Firmware ﬂashing using the production interface . . . . . . . . . . . . . . . . . 104

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