Changes for page AI Image Sensor Calibration
Last modified by Karry Zhuang on 2025/07/03 11:59
From version 140.1
edited by Karry Zhuang
on 2024/04/30 17:02
on 2024/04/30 17:02
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To version 150.1
edited by Karry Zhuang
on 2024/05/09 18:01
on 2024/05/09 18:01
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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~= 5) ===342 +=== 3.1.1 Uplink Payload (Fport~=2) === 343 343 344 -The uplink payload includes totally 14 bytes. Uplink packets use FPORT= 5and (% style="color:#4472c4" %)**every 20 minutes**(%%) send one uplink by default.344 +The uplink payload includes totally 14 bytes. Uplink packets use FPORT=2 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= 5):(% style="background-color:yellow" %)**0D 32 66 29 AF E0 00 00 00 02 00 05 E3 B0**352 +Payload Example(FPort=2):(% 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 ... ... @@ -394,122 +394,200 @@ 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 issuecommands through TTN or connect AIS to your PC with TTL to send commands through the serial port to obtain relevant data packets.397 +To get the AIS current image on the PC, you can connect AIS to your PC with TTL to send commands through the serial port to obtain relevant data packets. 398 398 399 -=== 3.2.1 The image packetsare obtained byTTN===399 +=== (% id="cke_bm_3839S" style="display:none" %) (%%)3.2.1 The image date are obtained by serial port === 400 400 401 - Make sure thatnodeACKison:AT+PNACKMD=1or3401401 +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 402 402 403 - Thensend theraph instruction 0B 01.403 +[[image:1714985699187-406.png||height="277" width="536"]] 404 404 405 - Thenext time the AIS Sensordeviceruns at theset time,itwillstartcollectingimagedata.405 +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 406 406 407 -[[image:1714 465192126-772.png||height="478" width="678"]]407 +[[image:1714985711524-251.png||height="140" width="526"]] 408 408 409 -The uplink payload includes totally 208 bytes. Uplink packets use FPORT=3 410 410 411 -(% 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 410 +=== 3.2.2 Combined image === 414 414 415 - [[image:1714465532892-179.png||height="250"width="586"]]412 +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. 416 416 417 - Example ofthefirst payload(FPort=3):663095C00BBE1000FFD8FFE000104A46494600010101004800480000FFDB0043001B12141714111B1716171E1C1B2028422B28252528513A3D3042605565645F555D5B6A7899816A7190735B5D85B586909EA3ABADAB6780BCC9BAA6C799A8ABA4FFDB0043011C1E1E2823284E2B2B4EA46E5D6EA4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4FFC0000B0800F0014001012200FFC4001F00000105010101010101000000000000000001020304050607414 +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. 418 418 419 -(% class="wikigeneratedid" %) 420 -==== ==== 416 +Open WinHex to open the combined image data file. 421 421 422 - ==== 3.2.1.1sysTimeCurrent ====418 +[[image:1714467040612-103.png||height="134" width="649"]] 423 423 424 - Thesefour bytes containtheyear,month,day,hour, minute,andsecond of theime.420 +Click on the edit option to choose and convert. 425 425 426 - AI Sensor useUnix TimeStampformat basedon.422 +[[image:1714467065723-178.png||height="349" width="762"]] 427 427 428 - [[image:1714465658414-905.png||height="85"width="553"]]424 +Choose the Hex ASCII->Binary option and then click OK. 429 429 430 - Users canget this time from the link:[[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/]]:426 +[[image:1714467089355-837.png||height="366" width="336"]] 431 431 432 - Belowisthe converterexample428 +After the conversion is finished, click on "File" and choose "Save As". 433 433 434 - EX:663095C0=2024-04-30 06:54:57.430 +[[image:1714467112365-676.png]] 435 435 436 - [[image:image-20240430162820-5.png||height="218"width="532"]]432 +Save as a.jpg file and click OK to generate a JPG file. 437 437 438 -(% class="wikigeneratedid" %) 439 -==== ==== 434 +[[image:1714467126476-110.png]] 440 440 441 - ====3.2.1.2BAT-Batteryinformation====436 +Open the saved JPG file to display the image transmitted by the AIS Sensor through the serial port. 442 442 443 - These two bytes of BATinclude the battery state and the actual voltage.438 +[[image:1714467134950-189.png]] 444 444 445 - [[image:image-20240430163600-8.png||height="50"width="1141"]]440 +=== === 446 446 447 -**Ex**:0X0BBE= 3006 mv 448 448 449 -= =======443 += 4. Configure AIS Sensor using AT commands = 450 450 451 -== ==3.2.1.3total_packages ====445 +== 4.1 Configure Methods == 452 452 453 -This byte represents the total number of packets for the image fetched this time. 454 454 455 - [[image:image-20240430163626-9.png||height="47" width="1116"]]448 + configure method: 456 456 457 -==== ==== 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. 458 458 459 -== ==3.2.1.4subcontracting_count====454 +== 4.2 General Commands == 460 460 461 -This byte represents the data number of the image packet retrieved 462 462 463 - [[image:image-20240430163738-10.png||height="44"width="1117"]]457 +These commands are to configure: 464 464 459 +* General system settings like: uplink interval. 460 +* LoRaWAN protocol & radio related command. 465 465 466 - ====3.2.1.5 Image_date====462 +They are same for all Dragino Devices which support DLWS-005 LoRaWAN Stack. These commands can be found on the wiki: 467 467 468 - Apart fromtheght bytesmentionedbove, thenext200bytesre allimagedata.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/]] 469 469 470 - Examplethe firstpacket:663095C00BBE1000FFD8FFE000104A46494600010101004800480000FFDB0043001B12141714111B1716171E1C1B2028422B28252528513A3D3042605565645F555D5B6A7899816A7190735B5D85B586909EA3ABADAB6780BCC9BAA6C799A8ABA4FFDB0043011C1E1E2823284E2B2B4EA46E5D6EA4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4FFC0000B0800F0014001012200FFC4001F00000105010101010101000000000000000001020304050607466 +== 4.3 Commands special design for AIS Sensor == 471 471 472 - Image_date=FFD8FFE000104A46494600010101004800480000FFDB0043001B12141714111B1716171E1C1B2028422B28252528513A3D3042605565645F555D5B6A7899816A7190735B5D85B586909EA3ABADAB6780BCC9BAA6C799A8ABA4FFDB0043011C1E1E2823284E2B2B4EA46E5D6EA4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4FFC0000B0800F0014001012200FFC4001F00000105010101010101000000000000000001020304050607468 +=== 4.3.1 Change Uplink Interval === 473 473 474 474 475 - ====3.2.1.6Combinedimage====471 +Feature: Change LoRaWAN End Node Transmit Interval. 476 476 477 -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. 478 478 479 - Whenyou combine all thepackets, you need toconvert the data inside tobinary. Heretheconversion is demonstrated using the [[WinHex>>http://www.x-ways.net/winhex/index-m.html]]software.474 +(% style="color:blue" %)**AT Command: AT+TDC** 480 480 481 -Open WinHex to open the combined image data file. 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 482 482 483 -[[image:1714467040612-103.png||height="134" width="649"]] 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 +))) 484 484 485 -Click on the edit option to choose and convert. 487 +((( 488 +(% style="color:blue" %)**Downlink Command: 0x01** 486 486 487 -[[image:1714467065723-178.png||height="349" width="762"]] 490 +Format: Command Code (0x01) followed by 3 bytes time value. 491 +))) 488 488 489 -Choose the Hex ASCII->Binary option and then click OK. 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 +))) 490 490 491 - [[image:1714467089355-837.png||height="366"width="336"]]497 +* **Example 1**: Downlink Payload:** 0100001E** ~/~/ Set Transmit Interval (TDC) = 30 seconds 492 492 493 - Aftertheconversionis finished,clickon"File"and choose"SaveAs".499 +* **Example 2**: Downlink Payload:** 0100003C** ~/~/ Set Transmit Interval (TDC) = 60 seconds 494 494 495 - [[image:1714467112365-676.png]]501 +(% style="display:none" %) (%%) 496 496 497 - Saveas a.jpgfileand click OKtogenerate aJPGfile.503 +== 4.3.2 Request the server to send an ACK == 498 498 499 -[[image:1714467126476-110.png]] 500 500 501 - Openthesaved JPG filetodisplay the image transmittedby the AISSensor through the serial port.506 +(% style="color:blue" %)**AT Command: AT+PNACKMD** 502 502 503 -[[image:1714467134950-189.png]] 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 +))) 504 504 505 - ===3.2.2 Getthecurrentimagepacket byconnectingtheAUCUSBTTL adapters for AIS Sensors to theAIS Sensor.===518 +(% style="display:none" %) (%%) (% style="color:blue" %)**Downlink Command: 0x34** 506 506 507 - Select the corresponding baud rate and serial port number through the serial port tool, select HEXdisplayandHEXsend,and continuously receive data fromthe AIS Sensor520 +0X34 01 ~/~/Same As AT+PNACKMD=1 508 508 522 +0x34 00 ~/~/Same As AT+PNACKMD=0 509 509 510 -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 511 511 525 +=== 4.3.3 Set Interrupt Mode === 512 512 513 -Then follow the instructions in 3.2.1.6 to get the image from AIS Sensor. 514 514 515 - 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.**
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