Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 126.8 >
edited by Xiaoling
on 2023/06/19 15:53
To version < 128.4 >
edited by Xiaoling
on 2023/11/17 08:45
>
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... ... @@ -204,9 +204,6 @@
204 204  
205 205  * Smart Factory
206 206  
207 -
208 -
209 -
210 210  == 1.5 Hardware Variants ==
211 211  
212 212  
... ... @@ -295,7 +295,6 @@
295 295  [[image:1653298023685-319.png]]
296 296  
297 297  
298 -
299 299  (((
300 300  (% style="color:blue" %)**Step 2**(%%): Power on LT and it will auto join to the TTN network. After join success, it will start to upload message to TTN and user can see in the panel.
301 301  
... ... @@ -351,7 +351,7 @@
351 351  |RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
352 352  )))
353 353  
354 -* RO is for relay. ROx=1 : close，ROx=0 always open.
350 +* RO is for relay. ROx=1 : close, ROx=0 always open.
355 355  * DI is for digital input. DIx=1: high or float, DIx=0: low.
356 356  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
357 357  
... ... @@ -362,7 +362,7 @@
362 362  
363 363  **The value for the interface is:  **
364 364  
365 -AVI1 channel voltage is 0x04AB/1000=1195（DEC）/1000=1.195V
361 +AVI1 channel voltage is 0x04AB/1000=1195(DEC)/1000=1.195V
366 366  
367 367  AVI2 channel voltage is 0x04AC/1000=1.196V
368 368  
... ... @@ -390,9 +390,6 @@
390 390  ** DO1 is high in case there is load between DO1 and V+.
391 391  ** DO1 LED is off in both case
392 392  
393 -
394 -
395 -
396 396  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
397 397  
398 398  
... ... @@ -417,7 +417,7 @@
417 417  |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
418 418  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
419 419  
420 -RO is for relay. ROx=1 : close，ROx=0 always open.
413 +RO is for relay. ROx=1 : close , ROx=0 always open.
421 421  )))
422 422  
423 423  * FIRST: Indicate this is the first packet after join network.
... ... @@ -425,6 +425,8 @@
425 425  
426 426  (((
427 427  (% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.**
421 +
422 +
428 428  )))
429 429  
430 430  (((
... ... @@ -431,17 +431,15 @@
431 431  **To use counting mode, please run:**
432 432  )))
433 433  
429 +(((
434 434  (% class="box infomessage" %)
435 -
436 436  (((
437 437  **AT+MOD=2**
438 -)))
439 439  
440 -(((
441 441  **ATZ**
442 442  )))
436 +)))
443 443  
444 -
445 445  (((
446 446  
447 447  
... ... @@ -486,7 +486,7 @@
486 486  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
487 487  )))
488 488  
489 -* RO is for relay. ROx=1 : close，ROx=0 always open.
482 +* RO is for relay. ROx=1 : close, ROx=0 always open.
490 490  * FIRST: Indicate this is the first packet after join network.
491 491  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
492 492  
... ... @@ -499,17 +499,15 @@
499 499  **To use counting mode, please run:**
500 500  )))
501 501  
495 +(((
502 502  (% class="box infomessage" %)
503 -
504 504  (((
505 505  **AT+MOD=3**
506 -)))
507 507  
508 -(((
509 509  **ATZ**
510 510  )))
502 +)))
511 511  
512 -
513 513  (((
514 514  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
515 515  )))
... ... @@ -540,32 +540,29 @@
540 540  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
541 541  )))
542 542  
543 -* RO is for relay. ROx=1 : close，ROx=0 always open.
534 +* RO is for relay. ROx=1 : close, ROx=0 always open.
544 544  * FIRST: Indicate this is the first packet after join network.
545 545  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
546 546  
547 547  (((
548 548  (% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
549 -)))
550 550  
551 -(((
552 552  
542 +)))
553 553  
544 +(((
554 554  **To use this mode, please run:**
555 555  )))
556 556  
548 +(((
557 557  (% class="box infomessage" %)
558 -
559 559  (((
560 560  **AT+MOD=4**
561 -)))
562 562  
563 -(((
564 564  **ATZ**
565 565  )))
555 +)))
566 566  
567 -
568 -
569 569  (((
570 570  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
571 571  )))
... ... @@ -608,7 +608,7 @@
608 608  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
609 609  )))
610 610  
611 -* RO is for relay. ROx=1 : close，ROx=0 always open.
599 +* RO is for relay. ROx=1 : close, ROx=0 always open.
612 612  * FIRST: Indicate this is the first packet after join network.
613 613  * (((
614 614  DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
... ... @@ -619,22 +619,18 @@
619 619  )))
620 620  
621 621  (((
622 -
623 -
624 624  **To use this mode, please run:**
625 625  )))
626 626  
613 +(((
627 627  (% class="box infomessage" %)
628 -
629 629  (((
630 630  **AT+MOD=5**
631 -)))
632 632  
633 -(((
634 634  **ATZ**
635 635  )))
620 +)))
636 636  
637 -
638 638  (((
639 639  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
640 640  )))
... ... @@ -728,8 +728,8 @@
728 728  
729 729  MOD6 Payload : total 11 bytes payload
730 730  
731 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
732 -|(% style="background-color:#d9e2f3; color:#0070c0; width:60px" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0; width:70px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:70px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:110px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**6**|(% style="background-color:#d9e2f3; color:#0070c0; width:110px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**1**
715 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
716 +|(% style="background-color:#d9e2f3; color:#0070c0; width:60px" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0; width:69px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:69px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:109px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:49px" %)**6**|(% style="background-color:#d9e2f3; color:#0070c0; width:109px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**1**
733 733  |Value|(((
734 734  TRI_A FLAG
735 735  )))|(((
... ... @@ -742,7 +742,7 @@
742 742  
743 743  (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
744 744  
745 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
729 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
746 746  |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
747 747  |(((
748 748  AV1_LOW
... ... @@ -771,7 +771,7 @@
771 771  
772 772  (% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
773 773  
774 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
758 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
775 775  |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
776 776  |(((
777 777  AV1_LOW
... ... @@ -800,7 +800,7 @@
800 800  
801 801  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
802 802  
803 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
787 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
804 804  |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
805 805  |N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
806 806  
... ... @@ -1153,7 +1153,7 @@
1153 1153  
1154 1154  
1155 1155  
1156 -==== 3.4.2. 14 Relay ~-~- Control Relay Output RO1/RO2 ====
1140 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1157 1157  
1158 1158  
1159 1159  * (% style="color:#037691" %)**AT Command:**
... ... @@ -1445,7 +1445,6 @@
1445 1445  [[image:1653356838789-523.png||height="337" width="740"]]
1446 1446  
1447 1447  
1448 -
1449 1449  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1450 1450  
1451 1451  [[image:image-20220524094909-1.png||height="335" width="729"]]
... ... @@ -1599,7 +1599,6 @@
1599 1599  [[image:image-20230616235145-1.png]]
1600 1600  
1601 1601  
1602 -
1603 1603  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1604 1604  
1605 1605  
... ... @@ -2040,8 +2040,6 @@
2040 2040  dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
2041 2041  
2042 2042  **4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5.**
2043 -
2044 -
2045 2045  )))
2046 2046  
2047 2047  (((
... ... @@ -2048,9 +2048,6 @@
2048 2048  [[image:1653359097980-169.png||height="188" width="729"]]
2049 2049  )))
2050 2050  
2051 -(((
2052 -
2053 -)))
2054 2054  
2055 2055  === 4.2.3 Change to Class A ===
2056 2056  
... ... @@ -2058,8 +2058,9 @@
2058 2058  (((
2059 2059  (% style="color:blue" %)**If sensor JOINED:**
2060 2060  
2061 -(% style="background-color:#dcdcdc" %)**AT+CLASS=A
2062 -ATZ**
2038 +(% style="background-color:#dcdcdc" %)**AT+CLASS=A**
2039 +
2040 +(% style="background-color:#dcdcdc" %)**ATZ**
2063 2063  )))
2064 2064  
2065 2065  
... ... @@ -2112,7 +2112,6 @@
2112 2112  
2113 2113  (% style="color:red" %)**Notice**(%%): In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
2114 2114  
2115 -
2116 2116  [[image:1653360054704-518.png||height="186" width="745"]]
2117 2117  
2118 2118  
... ... @@ -2176,13 +2176,21 @@
2176 2176  
2177 2177  (((
2178 2178  (% style="background-color:#dcdcdc" %)**123456** (%%) :  Enter Password to have AT access.
2156 +
2179 2179  (% style="background-color:#dcdcdc" %)**AT+FDR**(%%)  :  Reset Parameters to Factory Default, Keys Reserve
2158 +
2180 2180  (% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) :  Set to ABP mode
2160 +
2181 2181  (% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) :  Set the Adaptive Data Rate Off
2162 +
2182 2182  (% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) :  Set Data Rate (Set AT+DR=3 for 915 band)
2164 +
2183 2183  (% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) :  Set transmit interval to 60 seconds
2166 +
2184 2184  (% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz
2168 +
2185 2185  (% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%)  :  Set Device Address to 26 01 1A F1
2170 +
2186 2186  (% style="background-color:#dcdcdc" %)**ATZ**        (%%) :  Reset MCU
2187 2187  )))
2188 2188  
... ... @@ -2194,7 +2194,7 @@
2194 2194  [[image:1653360498588-932.png||height="485" width="726"]]
2195 2195  
2196 2196  
2197 -== 6.4 How to change the uplink interval？ ==
2182 +== 6.4 How to change the uplink interval? ==
2198 2198  
2199 2199  
2200 2200  Please see this link: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/]]
... ... @@ -2243,6 +2243,12 @@
2243 2243  Firmware version needs to be no less than 1.6.0.
2244 2244  
2245 2245  
2231 +== 6.10 Why does the LT22222 always report 15.585V when measuring AVI? ==
2232 +
2233 +
2234 +It is likely that the GND is not connected during the measurement, or the wire connected to the GND is loose.
2235 +
2236 +
2246 2246  = 7. Trouble Shooting =
2247 2247  )))
2248 2248  
... ... @@ -2283,6 +2283,13 @@
2283 2283  )))
2284 2284  
2285 2285  
2277 +== 7.4 Why can LT22222 perform Uplink normally, but cannot receive Downlink? ==
2278 +
2279 +
2280 +The FCD count of the gateway is inconsistent with the FCD count of the node, causing the downlink to remain in the queue state.
2281 +Use this command to bring their counts back together: [[Resets the downlink packet count>>||anchor="H3.4.2.23Resetsthedownlinkpacketcount"]]
2282 +
2283 +
2286 2286  = 8. Order Info =
2287 2287  
2288 2288  

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