Changes for page Notes for Helium
Last modified by Edwin Chen on 2024/03/25 08:22
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... ... @@ -326,9 +326,7 @@ 326 326 327 327 === 2.8.4 Backup/Restor gateway-rs key === 328 328 329 -((( 330 330 For the date-only hotspots, the key is the only unique identifier, the users can backup the key by the button of Download. And once the uses upgrade the gateway or the gateway lose the key, the gateway-rs will generate a new key for which the data-only hotspot is the new unit. so if the user would restore to last time which can upload your backup key to the gateway by the button of upload. 331 -))) 332 332 333 333 [[image:https://wiki.dragino.com/images/thumb/e/ef/Backup_and_restore_key.png/600px-Backup_and_restore_key.png||height="343" width="600"]] 334 334 ... ... @@ -384,9 +384,7 @@ 384 384 385 385 === 3.1.3 Step 3:Activate the end-node === 386 386 387 -((( 388 388 Users can activate the end-node with OTAA in which the end-node will Join the network from the Helium server **Eventually you will see traffic** 389 -))) 390 390 391 391 [[image:https://wiki.dragino.com/images/thumb/4/45/End-node_traffic.png/600px-End-node_traffic.png||height="239" width="600"]] 392 392 ... ... @@ -416,29 +416,22 @@ 416 416 417 417 Add decoder complete. 418 418 415 + 419 419 == 3.3 How to send a downlink to end device from Helium == 420 420 421 -((( 422 422 The Helium server needs to convert to Base64 format when sending the downlink command. Please refer to the following example: 423 -))) 424 424 425 -((( 426 426 The Downlink command comes from this link：[[https:~~/~~/wiki.dragino.com/index.php?title=End_Device_Downlink_Command>>url:https://wiki.dragino.com/index.php?title=End_Device_Downlink_Command]] 427 -))) 428 428 429 -((( 430 430 Change Uplink Interval:Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds 431 -))) 432 432 433 -(% class="box" %) 434 -((( 435 435 01 00 00 3C ~-~-> AQAAPA== 436 -))) 437 437 438 438 [[image:https://wiki.dragino.com/images/thumb/c/c5/Helium_downlink.png/600px-Helium_downlink.png||height="360" width="600"]] 439 439 440 440 Downlink 441 441 430 + 442 442 == 3.4 How to add integration to different IoT Servers == 443 443 444 444 === 3.4.1 TagoIO === ... ... @@ -509,72 +509,39 @@ 509 509 510 510 === 3.5.1 Trouble to Join Helium === 511 511 512 -((( 513 513 Assume the device is powered correctly. If you don't see data in Helium. The possibilities are: 514 -))) 515 515 516 -((( 517 517 1) You are out of Helium Gateway coverage. (If you have other end nodes, you can check whether they work and what is the signal strength you see in the platform) 518 -))) 519 519 520 -((( 521 521 2) Your end node frequency band doesn't match the Helium gateway frequency band. (Please double-check if frequency band matches) 522 -))) 523 523 524 -((( 525 525 3) You have input the wrong keys into Helium Platform ( You can send us the screenshots for the keys and Dragino support team can check for you) 526 -))) 527 527 509 + 528 528 === 3.5.2 Packet Loss for AU915 / US915 Band === 529 529 530 -((( 531 531 The node working on the AU915/US915 frequency has packet loss or the frequency channel and the gateway channel are different. 532 -))) 533 533 534 -((( 535 535 The reason for this problem is that the node does not lock the channel after joining the network. 536 -))) 537 537 538 -((( 539 539 Solution: 540 -))) 541 541 542 -((( 543 543 (1)If the user does not have a device to upgrade the firmware, you can use the AT+CHE command or the downlink command to set the channel. It is best to turn off the adaptive rate (ADR).Reset the device after setting the channel. 544 -))) 545 545 546 -* ((( 547 -AT Command: AT+CHE 548 -))) 520 +* AT Command: AT+CHE 549 549 550 -* ((( 551 -Example:AT+CHE=1 ~/~/set channel mode to 1 552 -))) 522 +* Example:AT+CHE=1 ~/~/set channel mode to 1 553 553 554 -* ((( 555 -Downlink Command: 0x24 556 -))) 524 +* Downlink Command: 0x24 557 557 558 -((( 559 559 Format: Command Code (0x24) followed by 1 bytes channel value. 560 -))) 561 561 562 -((( 563 563 If the downlink payload=2401, it means set channel mode to 1, while type code is 24. 564 -))) 565 565 566 -* ((( 567 -Example 1: Downlink Payload: 2401 ~/~/ set channel mode to 1 568 -))) 530 +* Example 1: Downlink Payload: 2401 ~/~/ set channel mode to 1 569 569 570 -* ((( 571 -Example 2: Downlink Payload: 2405 ~/~/ set channel mode to 5 572 -))) 532 +* Example 2: Downlink Payload: 2405 ~/~/ set channel mode to 5 573 573 574 -((( 575 575 (2)If the user has a device to upgrade the firmware, it is better to upgrade the device to the latest version. The latest version has fixed the problem that the AU915/US915 frequency does not lock the channel. 576 -))) 577 577 578 -((( 579 579 The latest firmware for end node will have this bug fixed. 580 -)))