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iwitec Confidential Documentation 10

Firmware Upgrade

LAS-604V2’s firmware can be upgraded through UART by using TLM922S Flash Tool. Please make sure the

COM port number is the interface connected between PC and LAS-604V2.
The first step is setting COM port number and click "Get Ver+Cfg" button. If the version name does not
appear, there might be problems on connection between PC and LAS-604V2.

Figure 10 Setup COM Port and Connection

Next step is clicking "Select Image" to choose firmware file and clicking "Upload" to start the upgrade
procedure.

Figure 11 Select Firmware and Upgrade

If the upgrade is going well as following figure, the upgrade process is success and the new firmware is

programmed to LAS-604V2.

Figure 12 Firmware Upgrade Success

Содержание LAS-604V2

Страница 1: ...taifatech Confidential Documentation LAS 604V2 User Manual V 1 0 2...

Страница 2: ...sion Revision Description Writer 2019 08 05 V 1 0 0 First release Liu Ken 2019 08 23 V1 0 1 Update report period Chris Chuang 2019 9 12 V1 0 2 Adding new chapter Warning Chris Chuang 2020 01 06 V1 0 1...

Страница 3: ...3 Device Setup 4 4 Report and Data Format 6 4 1 Mode A 6 4 1 1 Temperature Report 7 4 1 2 Status Report 7 4 1 3 Temperature Alarm 7 4 1 4 Downlink Setting Command 7 4 2 Mode B 8 4 2 1 Temperature Rep...

Страница 4: ...for synchronous from server at boot up which make sure the accuracy of report time period Technical Characteristics Power Operating Voltage DC 3V Battery Type CR AG Battery 2400mAh x 2 Radio Frequenc...

Страница 5: ...use LAS 604V2 is installing battery LAS 604V2 can be opened by simultaneously holding and pressing two places in red circle of following figure A battery holder is inside LAS 604V2 as Figure 2 The su...

Страница 6: ...which is used to wakeup LAS 604V2 when it enters deep sleep mode Figure 3 Wakeup Button There is a jumper inside LAS 604V2 for selecting operation mode of LAS 604V2 Figure 4 is an example which sets...

Страница 7: ...vation and LoRaWAN Class should be set to ABP and Class A separately Note Due to LAS 602 4 sending periodically report at each clock the downlink window is recommended to set to RX2 for preventing fro...

Страница 8: ...kiwitec Confidential Documentation 5 Temperature Report in Platform The temperature report is under application of LAS 602 4 as following figure shows Figure 7 LAS 602 4 Report...

Страница 9: ...d status report a LoRaWAN MAC command DeviceTimeReq is sent from LAS 604V2 to server for time synchronization Figure 8 depicts the entire sequence from power on Figure 8 LAS 604V2 Sequence Diagram The...

Страница 10: ...st significant 7 bits is battery voltage multiplying 10 EX 0x98 1001 1000 low voltage and 2 4v Temperature Signed integer big endian multiplies 10 EX 0x00 0xEC 23 6 C Reserved 1 Byte TX Period 1 Byte...

Страница 11: ...any temperature records in a single report Temperature report record amount and total payload bytes for different mode are shown below Mode Report Interval Measure Period Record Amount Total Payload B...

Страница 12: ...etting Command OP Code Operation Payload Range 0x01 Manually Offset Setting 100 100 0xFF9C 0x0064 0x02 Measure Period 3 6 12 0x0003 0x0006 0x000C Example OP 1 The report temp is 28 0 C and need to adj...

Страница 13: ...ick Get Ver Cfg button If the version name does not appear there might be problems on connection between PC and LAS 604V2 Figure 10 Setup COM Port and Connection Next step is clicking Select Image to...

Страница 14: ...entation 11 6 Warning LAS 604V2 guarantees IP rating level IP64 which means it against splashes of water from all directions with limited ingress permitted NOT allow to submerse the device into liquid...

Страница 15: ...equipment causes harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by doing on...

Страница 16: ...ances may cause bodily harm to the user or people nearby Do not handle the unit remove batteries or cables with wet hands This product has been designed for private and or industrial use only It shoul...

Страница 17: ...nside the case when a unit is moved from one environment to another where there is a great difference in temperature Do not use the unit in wet areas or places exposed to water such as bathroom Do not...

Страница 18: ...re Humidity Sensor If extremely severe temperature changes occur it may result in large errors in humidity measurement Once the sensor s temperature becomes stable the measurements will return to norm...

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