Changes for page AI Image Sensor Calibration
Last modified by Karry Zhuang on 2024/12/13 11:31
Change comment:
Uploaded new attachment "image-20240430163738-10.png", version {1}
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... ... @@ -432,46 +432,15 @@ 432 432 433 433 [[image:image-20240430162820-5.png||height="218" width="532"]] 434 434 435 -=== =3.2.1.2BAT- Battery information ====435 +=== BAT- Battery information === 436 436 437 437 These two bytes of BAT include the battery state and the actual voltage. 438 438 439 -[[image:image-20240430163600-8.png||height="50" width="1141"]] 440 - 441 441 **Ex**：0X0BBE= 3006 mv 442 442 443 -==== ==== 444 444 445 -=== =3.2.1.3total_packages ====442 +=== total_packages === 446 446 447 -This byte represents the total number of packets for the image fetched this time .444 +This byte represents the total number of packets for the image fetched this time 448 448 449 -[[image:image-20240430163626-9.png||height="47" width="1116"]] 450 - 451 -==== ==== 452 - 453 -==== 3.2.1.4 subcontracting_count ==== 454 - 455 -This byte represents the data number of the image packet retrieved 456 - 457 -[[image:image-20240430163738-10.png||height="44" width="1117"]] 458 - 459 - 460 -==== 3.2.1.5 Image_date ==== 461 - 462 -Apart from the eight bytes mentioned above, the next 200 bytes are all image data. 463 - 464 -Example the first packet：663095C00BBE1000FFD8FFE000104A46494600010101004800480000FFDB0043001B12141714111B1716171E1C1B2028422B28252528513A3D3042605565645F555D5B6A7899816A7190735B5D85B586909EA3ABADAB6780BCC9BAA6C799A8ABA4FFDB0043011C1E1E2823284E2B2B4EA46E5D6EA4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4FFC0000B0800F0014001012200FFC4001F00000105010101010101000000000000000001020304050607 465 - 466 -Image_date=FFD8FFE000104A46494600010101004800480000FFDB0043001B12141714111B1716171E1C1B2028422B28252528513A3D3042605565645F555D5B6A7899816A7190735B5D85B586909EA3ABADAB6780BCC9BAA6C799A8ABA4FFDB0043011C1E1E2823284E2B2B4EA46E5D6EA4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4A4FFC0000B0800F0014001012200FFC4001F00000105010101010101000000000000000001020304050607 467 - 468 - 469 -==== 3.2.1.6 Combined image ==== 470 - 471 -Once all the data has been uploaded to the TTN platform, the next step is to combine each packet in a new TXT file in the order it was sent. Remember to strip out the first eight bytes of each packet before combining. 472 - 473 - 474 - 475 - 476 - 477 477