Changes for page LT-22222-L -- LoRa I/O Controller User Manual
Last modified by Saxer Lin on 2025/04/15 17:24
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... ... @@ -313,7 +313,9 @@ 313 313 314 314 **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins. 315 315 316 +((( 316 316 Total : 11 bytes payload 318 +))) 317 317 318 318 [[image:image-20220523180452-3.png]] 319 319 ... ... @@ -327,53 +327,77 @@ 327 327 * FIRST: Indicate this is the first packet after join network. 328 328 * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 329 329 332 +((( 330 330 (% style="color:red" %)Note: DO3 bit is not valid for LT-22222-L. 334 +))) 331 331 336 +((( 332 332 **To use counting mode, please run:** 338 +))) 333 333 334 334 (% class="box infomessage" %) 335 335 ((( 342 +((( 336 336 **AT+MOD=2** 337 337 ))) 345 +))) 338 338 339 339 (% class="box infomessage" %) 340 340 ((( 349 +((( 341 341 **ATZ** 342 342 ))) 352 +))) 343 343 354 +((( 344 344 (% style="color:#4f81bd" %)**AT Commands for counting:** 356 +))) 345 345 358 +((( 346 346 **For LT22222-L:** 360 +))) 347 347 348 348 (% class="box infomessage" %) 349 349 ((( 364 +((( 350 350 **AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) ** 351 351 ))) 367 +))) 352 352 353 353 (% class="box infomessage" %) 354 354 ((( 371 +((( 355 355 **AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) ** 356 356 ))) 374 +))) 357 357 358 358 (% class="box infomessage" %) 359 359 ((( 378 +((( 360 360 **AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) ** 361 361 ))) 381 +))) 362 362 363 363 (% class="box infomessage" %) 364 364 ((( 385 +((( 365 365 **AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) ** 366 366 ))) 388 +))) 367 367 368 368 (% class="box infomessage" %) 369 369 ((( 392 +((( 370 370 **AT+SETCNT=1,60 (Set COUNT1 value to 60)** 371 371 ))) 395 +))) 372 372 373 373 (% class="box infomessage" %) 374 374 ((( 399 +((( 375 375 **AT+SETCNT=2,60 (Set COUNT2 value to 60)** 376 376 ))) 402 +))) 377 377 378 378 === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI === 379 379 ... ... @@ -391,21 +391,31 @@ 391 391 * FIRST: Indicate this is the first packet after join network. 392 392 * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 393 393 420 +((( 394 394 (% style="color:red" %)Note: DO3 is not valid for LT-22222-L. 422 +))) 395 395 424 +((( 396 396 **To use counting mode, please run:** 426 +))) 397 397 398 398 (% class="box infomessage" %) 399 399 ((( 430 +((( 400 400 **AT+MOD=3** 401 401 ))) 433 +))) 402 402 403 403 (% class="box infomessage" %) 404 404 ((( 437 +((( 405 405 **ATZ** 406 406 ))) 440 +))) 407 407 442 +((( 408 408 Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.2AT2BMOD3D22C28DoubleDICounting29]]. 444 +))) 409 409 410 410 === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting === 411 411 ... ... @@ -425,44 +425,67 @@ 425 425 * FIRST: Indicate this is the first packet after join network. 426 426 * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 427 427 464 +((( 428 428 (% style="color:red" %)Note: DO3 is not valid for LT-22222-L. 466 +))) 429 429 468 +((( 430 430 **To use this mode, please run:** 470 +))) 431 431 432 432 (% class="box infomessage" %) 433 433 ((( 474 +((( 434 434 **AT+MOD=4** 435 435 ))) 477 +))) 436 436 437 437 (% class="box infomessage" %) 438 438 ((( 481 +((( 439 439 **ATZ** 440 440 ))) 484 +))) 441 441 486 +((( 487 + 488 +))) 442 442 490 +((( 443 443 Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.2AT2BMOD3D22C28DoubleDICounting29]]. 492 +))) 444 444 494 +((( 445 445 **Plus below command for AVI1 Counting:** 496 +))) 446 446 447 447 (% class="box infomessage" %) 448 448 ((( 500 +((( 449 449 **AT+SETCNT=3,60 (set AVI Count to 60)** 450 450 ))) 503 +))) 451 451 452 452 (% class="box infomessage" %) 453 453 ((( 507 +((( 454 454 **AT+VOLMAX=20000 (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** 455 455 ))) 510 +))) 456 456 457 457 (% class="box infomessage" %) 458 458 ((( 514 +((( 459 459 **AT+VOLMAX=20000,0 (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)** 460 460 ))) 517 +))) 461 461 462 462 (% class="box infomessage" %) 463 463 ((( 521 +((( 464 464 **AT+VOLMAX=20000,1 (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)** 465 465 ))) 524 +))) 466 466 467 467 === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI === 468 468 ... ... @@ -476,23 +476,35 @@ 476 476 477 477 * RO is for relay. ROx=1 : close，ROx=0 always open. 478 478 * FIRST: Indicate this is the first packet after join network. 479 -* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 538 +* ((( 539 +DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 540 +))) 480 480 542 +((( 481 481 (% style="color:red" %)Note: DO3 is not valid for LT-22222-L. 544 +))) 482 482 546 +((( 483 483 **To use this mode, please run:** 548 +))) 484 484 485 485 (% class="box infomessage" %) 486 486 ((( 552 +((( 487 487 **AT+MOD=5** 488 488 ))) 555 +))) 489 489 490 490 (% class="box infomessage" %) 491 491 ((( 559 +((( 492 492 **ATZ** 493 493 ))) 562 +))) 494 494 564 +((( 495 495 Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.2AT2BMOD3D22C28DoubleDICounting29]]. 566 +))) 496 496 497 497 === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) === 498 498 ... ... @@ -900,8 +900,10 @@ 900 900 901 901 (% class="box infomessage" %) 902 902 ((( 974 +((( 903 903 **0xA9 aa bb cc ~/~/ Set DO1/DO2/DO3 output with time control** 904 904 ))) 977 +))) 905 905 906 906 This is to control the digital output time of DO pin. Include four bytes: 907 907 ... ... @@ -1118,7 +1118,6 @@ 1118 1118 1119 1119 [[image:image-20220524094641-11.png||height="390" width="723"]] 1120 1120 1121 - 1122 1122 [[image:image-20220524094641-12.png||height="402" width="718"]] 1123 1123 1124 1124 **Step 3**: Create an account or log in Mydevices. ... ... @@ -1177,7 +1177,7 @@ 1177 1177 1178 1178 So when sensor active, the current between NEC2501 pin1 and pin2 is： 1179 1179 1180 - IF// = DI1+ / 1K.1252 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]** [[image:image-20220524095628-8.png]] = DI1+ / 1K.** 1181 1181 1182 1182 If DI1+ = 12v, the //IF// = 12mA , So the LT-22222-L will be able to detect this active signal. 1183 1183 ... ... @@ -1191,9 +1191,9 @@ 1191 1191 1192 1192 So when sensor active, the current between NEC2501 pin1 and pin2 is: 1193 1193 1194 -[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]] [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]** [[image:image-20220524095628-8.png]]= DI1+ / 1K.**1266 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]** [[image:image-20220524095628-8.png]]= DI1+ / 1K.** 1195 1195 1196 -If **DI1+ = 24v**, the [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]] [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]]** = 24mA , So the LT-22222-L will be able to detect this high active signal.1268 +If **DI1+ = 24v**, the [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]]** = 24mA , So the LT-22222-L will be able to detect this high active signal. 1197 1197 1198 1198 1199 1199 **Example3**: Connect to a 220v high active sensor. ... ... @@ -1205,7 +1205,7 @@ 1205 1205 1206 1206 So when sensor active, the current between NEC2501 pin1 and pin2 is: 1207 1207 1208 - [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]] [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]] = DI1+ / 51K.**1280 + [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]] = DI1+ / 51K.** 1209 1209 1210 1210 If sensor output is 220v, the (% id="cke_bm_243359S" style="display:none" %)[[image:image-20220524095628-8.png]](%%) = DI1+ / 51K. = 4.3mA , So the LT-22222-L will be able to detect this high active signal safely. 1211 1211 ... ... @@ -1264,7 +1264,9 @@ 1264 1264 1265 1265 [[image:1653358238933-385.png]] 1266 1266 1339 +((( 1267 1267 In PC, User needs to set (% style="color:#4f81bd" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console for LT. The AT commands are disable by default and need to enter password (default:(% style="color:green" %)**123456**)(%%) to active it. As shown below: 1341 +))) 1268 1268 1269 1269 [[image:1653358355238-883.png]] 1270 1270 ... ... @@ -1586,11 +1586,13 @@ 1586 1586 Below shows the hardware connection for how to upload an image to the LT: 1587 1587 * [[image:1653359603330-121.png]] 1588 1588 1663 +((( 1589 1589 **Step1:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]]. 1590 1590 **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1591 1591 **Step3: **Open flashloader; choose the correct COM port to update. 1592 1592 **For LT-22222-L**: 1593 1593 Hold down the PRO button and then momentarily press the RST reset button and the **DO1 led** will change from OFF to ON. When **DO1 LED** is on, it means the device is in download mode. 1669 +))) 1594 1594 1595 1595 [[image:image-20220524103407-12.png]] 1596 1596 ... ... @@ -1636,10 +1636,15 @@ 1636 1636 [[image:1653360231087-571.png||height="401" width="727"]] 1637 1637 ))) 1638 1638 1715 +((( 1639 1639 (% style="color:red" %)Note: user just need to make sure above three keys match, User can change either in TTN or Device to make then match. In TTN, NETSKEY and APPSKEY can be configured by user in setting page, but Device Addr is generated by TTN. 1717 +))) 1640 1640 1719 +((( 1641 1641 (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands: 1721 +))) 1642 1642 1723 +((( 1643 1643 (% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1644 1644 (% style="background-color:#dcdcdc" %)AT+FDR (%%) Reset Parameters to Factory Default, Keys Reserve 1645 1645 (% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. ... ... @@ -1650,8 +1650,11 @@ 1650 1650 (% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz 1651 1651 (% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1 1652 1652 (% style="background-color:#dcdcdc" %)ATZ (%%)Reset MCU 1734 +))) 1653 1653 1736 +((( 1654 1654 As shown in below: 1738 +))) 1655 1655 1656 1656 [[image:1653360498588-932.png||height="485" width="726"]] 1657 1657 ... ... @@ -1721,33 +1721,58 @@ 1721 1721 ))) 1722 1722 ))) 1723 1723 1808 +((( 1724 1724 * ((( 1725 1725 (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 1726 1726 ))) 1812 +))) 1813 + 1814 +((( 1727 1727 * ((( 1728 1728 (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 1729 1729 ))) 1818 +))) 1819 + 1820 +((( 1730 1730 * ((( 1731 1731 (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 1732 1732 ))) 1824 +))) 1825 + 1826 +((( 1733 1733 * ((( 1734 1734 (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 1735 1735 ))) 1830 +))) 1831 + 1832 +((( 1736 1736 * ((( 1737 1737 (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 1738 1738 ))) 1836 +))) 1837 + 1838 +((( 1739 1739 * ((( 1740 1740 (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 1741 1741 ))) 1842 +))) 1843 + 1844 +((( 1742 1742 * ((( 1743 1743 (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 1744 1744 ))) 1848 +))) 1849 + 1850 +((( 1745 1745 * ((( 1746 1746 (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 1747 1747 ))) 1854 +))) 1748 1748 1749 1749 ((( 1750 -* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 1857 +* ((( 1858 +(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 1859 +))) 1751 1751 1752 1752 = 8. Packing Info = 1753 1753 )))