Changes for page AI Image Sensor Calibration
Last modified by Karry Zhuang on 2025/07/03 11:59
From version 150.1
edited by Karry Zhuang
on 2024/05/09 18:01
on 2024/05/09 18:01
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To version 143.1
edited by Karry Zhuang
on 2024/04/30 17:05
on 2024/04/30 17:05
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... ... @@ -339,9 +339,9 @@ 339 339 340 340 **Step 2**: Use ACT button to activate LHT52 and it will auto join to the TTN V3 network. After join success, it will start to upload sensor data to TTN V3 and user can see in the panel. 341 341 342 -=== 3.1.1 Uplink Payload (Fport~= 2) ===342 +=== 3.1.1 Uplink Payload (Fport~=5) === 343 343 344 -The uplink payload includes totally 14 bytes. Uplink packets use FPORT= 2and (% style="color:#4472c4" %)**every 20 minutes**(%%) send one uplink by default.344 +The uplink payload includes totally 14 bytes. Uplink packets use FPORT=5 and (% style="color:#4472c4" %)**every 20 minutes**(%%) send one uplink by default. 345 345 346 346 (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:370px" %) 347 347 |=(% style="width: 60px;background-color:#4F81BD;color:white" %)**Size(bytes)(% style="display:none" %) (%%)**|=(% style="width: 60px;background-color:#4F81BD;color:white" %)2|=(% style="width: 80px;background-color:#4F81BD;color:white" %)4|=(% style="width: 80px;background-color:#4F81BD;color:white" %)4|=(% style="width: 60px;background-color:#4F81BD;color:white" %)4 ... ... @@ -349,7 +349,7 @@ 349 349 350 350 [[image:1714374026505-898.png||height="200" width="736"]] 351 351 352 -Payload Example(FPort= 2):(% style="background-color:yellow" %)**0D 32 66 29 AF E0 00 00 00 02 00 05 E3 B0**352 +Payload Example(FPort=5):(% style="background-color:yellow" %)**0D 32 66 29 AF E0 00 00 00 02 00 05 E3 B0** 353 353 354 354 === 3.1.2 BAT- Battery information === 355 355 ... ... @@ -394,200 +394,112 @@ 394 394 395 395 == (% title="Click and drag to resize" %)3.2 Get Image and show in PC(%%) == 396 396 397 -To get the AIS current image on the PC, you can 397 +To get the AIS current image on the PC, you can issue commands through TTN or connect AIS to your PC with TTL to send commands through the serial port to obtain relevant data packets. 398 398 399 -=== (% id="cke_bm_3839S" style="display:none" %) (%%)3.2.1 The image date are obtained byserialport===399 +=== 3.2.1 The image date are obtained by TTN === 400 400 401 - Selectthe corresponding baudrateand serial portnumber through the serial porttool, selectHEXdisplayand HEX send, and continuouslyreceive data from theAISSensor401 +Make sure that node ACK is on: AT+PNACKMD=1 or 34 01 402 402 403 - [[image:1714985699187-406.png||height="277"width="536"]]403 +Then send the graph instruction 0B 01. 404 404 405 - In theserial port to senddata C0 5A 00 00 00 00 04, and thensend C0 5A00 00 00 00 09, AIS Sensorwill sendareal-timeimage ofthedata packet,andthenstopsending.Startwith FFD8 and putit inTXT file405 +The next time the AIS Sensor device runs at the set time, it will start collecting image data. 406 406 407 -[[image:1714 985711524-251.png||height="140" width="526"]]407 +[[image:1714465192126-772.png||height="478" width="678"]] 408 408 409 +The uplink payload includes totally 208 bytes. Uplink packets use FPORT=3 409 409 410 -=== 3.2.2 Combined image === 411 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:370px" %) 412 +|=(% style="width: 60px;background-color:#4F81BD;color:white" %)**Size(bytes)(% style="display:none" %) (%%)**|=(% style="width: 60px;background-color:#4F81BD;color:white" %)4|=(% style="width: 80px;background-color:#4F81BD;color:white" %)2|=(% style="width: 80px;background-color:#4F81BD;color:white" %)1|=(% style="width: 60px;background-color:#4F81BD;color:white" %)1|=(% style="width: 80px;background-color:#4F81BD;color:white" %)200 413 +|(% style="width:99px" %)Value|(% style="width:62px" %)sysTimeCurrent|BAT|total_packages|subcontracting_count|Image_date 411 411 412 - Onceall thedata has been uploaded to the TTN platform, the subsequent step involves concatenatingeachpacketin sequential order and savingitinto a newTXT file. Itis important to note that the first8bytes of each packet should be removed before concatenation.415 +[[image:1714465532892-179.png||height="250" width="586"]] 413 413 414 - When you combineall thepackets, youneedto convert thedatainside to binary. Here the conversion is demonstratedusing the [[WinHex>>http://www.x-ways.net/winhex/index-m.html]] software.417 +Example of the first payload(FPort=3):663095C00BBE1000FFD8FFE000104A46494600010101004800480000FFDB0043001B12141714111B1716171E1C1B2028422B28252528513A3D3042605565645F555D5B6A7899816A7190735B5D85B586909EA3ABADAB6780BCC9BAA6C799A8ABA4FFDB0043011C1E1E2823284E2B2B4EA46E5D6EA4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4FFC0000B0800F0014001012200FFC4001F00000105010101010101000000000000000001020304050607 415 415 416 - OpenWinHextoopen the combined image data file.419 +==== ==== 417 417 418 - [[image:1714467040612-103.png||height="134" width="649"]]421 +==== 3.2.1.1sysTimeCurrent ==== 419 419 420 - Clickontheeditoption tochoose and convert.423 +These four bytes contain the year, month, day, hour, minute, and second of the time. 421 421 422 - [[image:1714467065723-178.png||height="349"width="762"]]425 +AI Sensor use Unix TimeStamp format based on. 423 423 424 - ChoosetheHex ASCII->Binary optionanden click OK.427 +[[image:1714465658414-905.png||height="85" width="553"]] 425 425 426 - [[image:1714467089355-837.png||height="366" width="336"]]429 +Users can get this time from the link: [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/]] : 427 427 428 - Afterthe conversion is finished,click on "File"and choose"Save As".431 +Below is the converter example 429 429 430 - [[image:1714467112365-676.png]]433 +EX: 663095C0=2024-04-30 06:54:57. 431 431 432 - Saves a.jpgfileand click OK togeneratea JPG file.435 +[[image:image-20240430162820-5.png||height="218" width="532"]] 433 433 434 - [[image:1714467126476-110.png]]437 +==== 3.2.1.2 BAT- Battery information ==== 435 435 436 - Open theavedJPGfiletodisplaytheimagetransmitted by theAIS Sensorthrough theserialport.439 +These two bytes of BAT include the battery state and the actual voltage. 437 437 438 -[[image: 1714467134950-189.png]]441 +[[image:image-20240430163600-8.png||height="50" width="1141"]] 439 439 440 -= =====443 +**Ex**:0X0BBE= 3006 mv 441 441 445 +==== 3.2.1.3 total_packages ==== 442 442 443 - =4. ConfigureAISSensorusingATcommands=447 +This byte represents the total number of packets for the image fetched this time. 444 444 445 - ==4.1ConfigureMethods==449 +[[image:image-20240430163626-9.png||height="47" width="1116"]] 446 446 451 +==== 3.2.1.4 subcontracting_count ==== 447 447 448 - configure method:453 +This byte represents the data number of the image packet retrieved 449 449 450 -* AT Command via Bluetooth Connection (**Recommended**): [[BLE Configure Instruction>>http://wiki.dragino.com/xwiki/bin/view/Main/BLE%20Bluetooth%20Remote%20Configure/]]. 451 -* AT Command via UART Connection : See [[UART Connection>>http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H2.3UARTConnectionforSN50v3basemotherboard]]. 452 -* LoRaWAN Downlink. Instruction for different platforms: See [[IoT LoRaWAN Server>>http://wiki.dragino.com/xwiki/bin/view/Main/]] section. 455 +[[image:image-20240430163738-10.png||height="44" width="1117"]] 453 453 454 -== 4.2 General Commands == 455 455 458 +==== 3.2.1.5 Image_date ==== 456 456 457 - Thesecommandsare toconfigure:460 +Apart from the eight bytes mentioned above, the next 200 bytes are all image data. 458 458 459 -* General system settings like: uplink interval. 460 -* LoRaWAN protocol & radio related command. 462 +Example the first packet:663095C00BBE1000FFD8FFE000104A46494600010101004800480000FFDB0043001B12141714111B1716171E1C1B2028422B28252528513A3D3042605565645F555D5B6A7899816A7190735B5D85B586909EA3ABADAB6780BCC9BAA6C799A8ABA4FFDB0043011C1E1E2823284E2B2B4EA46E5D6EA4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4FFC0000B0800F0014001012200FFC4001F00000105010101010101000000000000000001020304050607 461 461 462 - Theyaresamefor allDraginoDevices which supportDLWS-005LoRaWAN Stack. These commands can be found on the wiki:464 +Image_date=FFD8FFE000104A46494600010101004800480000FFDB0043001B12141714111B1716171E1C1B2028422B28252528513A3D3042605565645F555D5B6A7899816A7190735B5D85B586909EA3ABADAB6780BCC9BAA6C799A8ABA4FFDB0043011C1E1E2823284E2B2B4EA46E5D6EA4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4FFC0000B0800F0014001012200FFC4001F00000105010101010101000000000000000001020304050607 463 463 464 -[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/]] 465 465 466 -== 4.3mandsspecial design for AIS Sensor==467 +==== 3.2.1.6 Combined image ==== 467 467 468 - ===4.3.1ChangeUplinkInterval===469 +Once all the data has been uploaded to the TTN platform, the subsequent step involves concatenating each packet in sequential order and saving it into a new TXT file. It is important to note that the first 8 bytes of each packet should be removed before concatenation. 469 469 471 +When you combine all the packets, you need to convert the data inside to binary. Here the conversion is demonstrated using the [[WinHex>>http://www.x-ways.net/winhex/index-m.html]] software. 470 470 471 - Feature:ChangeLoRaWANEndNodeTransmit Interval.473 +Open WinHex to open the combined image data file. 472 472 475 +[[image:1714467040612-103.png||height="134" width="649"]] 473 473 474 - (%style="color:blue"%)**ATCommand:AT+TDC**477 +Click on the edit option to choose and convert. 475 475 476 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:727.222px" %) 477 -|(% style="background-color:#4f81bd; color:white; width:165px" %)**Command Example**|(% style="background-color:#4f81bd; color:white; width:227px" %)**Function**|(% style="background-color:#4f81bd; color:white; width:329px" %)**Response** 478 -|(% style="width:165px" %)AT+TDC=?|(% style="width:227px" %)Show current transmit Interval|(% style="width:329px" %)30000((( 479 -OK 479 +[[image:1714467065723-178.png||height="349" width="762"]] 480 480 481 -the interval is 30000ms = 30s 482 -))) 483 -|(% style="width:165px" %)AT+TDC=60000|(% style="width:227px" %)Set Transmit Interval|(% style="width:329px" %)OK((( 484 -Set transmit interval to 60000ms = 60 seconds 485 -))) 481 +Choose the Hex ASCII->Binary option and then click OK. 486 486 487 -((( 488 -(% style="color:blue" %)**Downlink Command: 0x01** 483 +[[image:1714467089355-837.png||height="366" width="336"]] 489 489 490 -Format: Command Code (0x01) followed by 3 bytes time value. 491 -))) 485 +After the conversion is finished, click on "File" and choose "Save As". 492 492 493 -((( 494 -If the downlink payload=0100003C, it means set the END Node's Transmit Interval to 0x00003C=60(S), while type code is 01. 495 -))) 487 +[[image:1714467112365-676.png]] 496 496 497 - ***Example1**: DownlinkPayload:** 0100001E**~/~/ SetTransmitInterval(TDC)= 30 seconds489 +Save as a.jpg file and click OK to generate a JPG file. 498 498 499 - * **Example2**:Downlink Payload:** 0100003C** ~/~/ Set Transmit Interval (TDC) =60seconds491 +[[image:1714467126476-110.png]] 500 500 501 - (%style="display:none"%)(%%)493 +Open the saved JPG file to display the image transmitted by the AIS Sensor through the serial port. 502 502 503 - ==4.3.2 Request the server to send an ACK ==495 +[[image:1714467134950-189.png]] 504 504 497 +=== 3.2.2 The image date are obtained by serial port === 505 505 506 - (%style="color:blue"%)**ATCommand:AT+PNACKMD**499 +Select the corresponding baud rate and serial port number through the serial port tool, select HEX display and HEX send, and continuously receive data from the AIS Sensor 507 507 508 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:889px" %) 509 -|(% style="background-color:#4f81bd; color:white; width:160px" %)**Command Example**|(% style="background-color:#4f81bd; color:white; width:627px" %)**Function**|(% style="background-color:#4f81bd; color:white; width:100px" %)**Response** 510 -|(% style="width:160px" %)AT+PNACKMD=1|(% style="width:627px" %)If the node uploads the ACK as confirm, it will request the server to send an ACK. If the server ack is not received, the node will upload the packets that have not received the ACK the next time it receives the ACK|(% style="width:100px" %)1((( 511 -OK 512 -))) 513 -|(% style="width:160px" %)AT+PNACKMD=0|(% style="width:627px" %)off request the server to send an ACK|(% style="width:100px" %)((( 514 -0 515 -OK 516 -))) 517 517 518 - (%style="display:none"%)(%%)(%style="color:blue"%)**DownlinkCommand:0x34**502 +In the serial port to send data C0 5A 00 00 00 00 04, and then send C0 5A 00 00 00 00 09, AIS Sensor will send a real-time image of the data packet, and then stop sending. Start with FFD8 and put it in TXT file 519 519 520 -0X34 01 ~/~/Same As AT+PNACKMD=1 521 521 522 -0x34 00 ~/~/Same As AT+PNACKMD=0 523 - 524 - 525 -=== 4.3.3 Set Interrupt Mode === 526 - 527 - 528 -Feature, Set Interrupt mode for GPIO_EXIT. 529 - 530 -(% style="color:blue" %)**AT Command: AT+INTMOD1,AT+INTMOD2,AT+INTMOD3** 531 - 532 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 533 -|=(% style="width: 155px;background-color:#4F81BD;color:white" %)**Command Example**|=(% style="width: 197px;background-color:#4F81BD;color:white" %)**Function**|=(% style="width: 158px;background-color:#4F81BD;color:white" %)**Response** 534 -|(% style="width:154px" %)AT+INTMOD1=?|(% style="width:196px" %)Show current interrupt mode|(% style="width:157px" %)((( 535 -0 536 -OK 537 -the mode is 0 =Disable Interrupt 538 -))) 539 -|(% style="width:154px" %)AT+INTMOD1=2|(% style="width:196px" %)((( 540 -Set Transmit Interval 541 -0. (Disable Interrupt), 542 -~1. (Trigger by rising and falling edge) 543 -2. (Trigger by falling edge) 544 -3. (Trigger by rising edge) 545 -)))|(% style="width:157px" %)OK 546 -|(% style="width:154px" %)AT+INTMOD2=3|(% style="width:196px" %)Set Transmit Interval 547 -0. (Disable Interrupt), 548 -~1. (Trigger by rising and falling edge) 549 -2. (Trigger by falling edge) 550 -3. (Trigger by rising edge)|(% style="width:157px" %)OK 551 - 552 -(% style="color:blue" %)**Downlink Command: 0x06** 553 - 554 -Format: Command Code (0x06) followed by 3 bytes. 555 - 556 -This means that the interrupt mode of the end node is set to 0x000003=3 (rising edge trigger), and the type code is 06. 557 - 558 -* Example 1: Downlink Payload: 06000000 **~-~-->** AT+INTMOD1=0 559 -* Example 2: Downlink Payload: 06000003 **~-~-->** AT+INTMOD1=3 560 -* Example 3: Downlink Payload: 06000102 **~-~-->** AT+INTMOD2=2 561 - 562 -=== === 563 - 564 -=== 4.3.4 Clock logging (Since firmware version v1.2.1) === 565 - 566 - 567 -Sometimes when we deploy lots of end nodes in field. We want all sensors sample data at the same time, and upload these data together for analyze. In such case, we can use clock loging feature. 568 - 569 -We can use this command to set the start time of data recording and the time interval to meet the requirements of the specific collection time of data. 570 - 571 -* (% style="color:blue" %)**AT Command:**(%%)** (% style="color:#037691" %)AT+CLOCKLOG=a,b,c,d(%%)** 572 - 573 -(% style="color:#037691" %)**a: **(%%)**0:** Disable Clock logging. ** 1: **Enable Clock Logging 574 - 575 -(% style="color:#037691" %)**b: **(%%)Specify First sampling start second: range **(0 ~~ 3599, 65535) ** ~/~/ (% style="color:red" %)**Note:**(%%)** **If parameter b is set to 65535, the log period starts after the node accesses the network and sends packets. 576 - 577 -(% style="color:#037691" %)**c: **(%%)Specify the sampling interval: range **(0 ~~ 255 minutes)** 578 - 579 -(% style="color:#037691" %)**d:**(%%)How many entries should be uplink on every TDC **(max 32)** 580 - 581 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/SPH01-NB_NB-IoT_Soil_pH_Sensor_User_Manual/WebHome/image-20240315141254-1.png?rev=1.1||alt="image-20240315141254-1.png"]] 582 - 583 -**Example:** 584 - 585 -**AT+CLOCKLOG=1,65535,1,5** 586 - 587 -After the node sends the first packet, data is recorded to the memory at intervals of 1 minute. For each TDC uplink, the uplink load will include: battery information + the last 5 memory records (payload + timestamp). 588 - 589 -(% class="wikigeneratedid" %) 590 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/TS01-NB_NB-IoT_Tilting_Sensor_User_Manual/WebHome/image-20240316163501-1.png?width=1064&height=517&rev=1.1||alt="image-20240316163501-1.png"]] 591 - 592 -(% class="wikigeneratedid" %) 593 -(% style="color:red" %)**Note: Users need to synchronize the server time before configuring this command. If the server time is not synchronized before this command is configured, the command takes effect only after the node is reset.** 505 +Then follow the instructions in 3.2.1.6 to get the image from AIS Sensor.
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