Skip to Content
Last modified by Mengting Qiu on 2025/06/04 18:42
From version 127.2
edited by Xiaoling
on 2023/08/21 15:27
Change comment: There is no comment for this version
To version 128.7
edited by Xiaoling
on 2024/01/15 15:53
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -53,7 +53,7 @@
53 53  
54 54  )))
55 55  
56 -== 1.2  Specifications ==
56 +== 1.2 Specifications ==
57 57  
58 58  (((
59 59  
... ... @@ -190,10 +190,9 @@
190 190  * Counting
191 191  
192 192  
193 +== 1.4 Applications ==
193 193  
194 -== 1.4  Applications ==
195 195  
196 -
197 197  * Smart Buildings & Home Automation
198 198  
199 199  * Logistics and Supply Chain Management
... ... @@ -207,12 +207,11 @@
207 207  * Smart Factory
208 208  
209 209  
210 -
211 211  == 1.5 Hardware Variants ==
212 212  
213 213  
214 214  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:500px" %)
215 -|(% style="background-color:#d9e2f3; color:#0070c0; width:103px" %)**Model**|(% style="background-color:#d9e2f3; color:#0070c0; width:131px" %)**Photo**|(% style="background-color:#d9e2f3; color:#0070c0; width:266px" %)**Description**
213 +|(% style="background-color:#4F81BD;color:white; width:103px" %)**Model**|(% style="background-color:#4F81BD;color:white; width:131px" %)**Photo**|(% style="background-color:#4F81BD;color:white; width:266px" %)**Description**
216 216  |(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)(((
217 217  (% style="text-align:center" %)
218 218  [[image:image-20230424115112-1.png||height="106" width="58"]]
... ... @@ -226,7 +226,6 @@
226 226  )))
227 227  
228 228  
229 -
230 230  = 2. Power ON Device =
231 231  
232 232  
... ... @@ -325,7 +325,6 @@
325 325  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
326 326  
327 327  
328 -
329 329  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
330 330  
331 331  
... ... @@ -333,7 +333,7 @@
333 333  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. (% style="display:none" %)
334 334  
335 335  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
336 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**
332 +|(% style="background-color:#4F81BD;color:white" %)**Size(bytes)**|(% style="background-color:#4F81BD;color:white" %)**2**|(% style="background-color:#4F81BD;color:white" %)**2**|(% style="background-color:#4F81BD;color:white" %)**2**|(% style="background-color:#4F81BD;color:white" %)**2**|(% style="background-color:#4F81BD;color:white" %)**1**|(% style="background-color:#4F81BD;color:white" %)**1**|(% style="background-color:#4F81BD;color:white" %)**1**
337 337  |Value|(((
338 338  AVI1 voltage
339 339  )))|(((
... ... @@ -395,7 +395,6 @@
395 395  ** DO1 LED is off in both case
396 396  
397 397  
398 -
399 399  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
400 400  
401 401  
... ... @@ -407,7 +407,7 @@
407 407  Total : 11 bytes payload
408 408  
409 409  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
410 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**
405 +|(% style="background-color:#4F81BD;color:white" %)**Size(bytes)**|(% style="background-color:#4F81BD;color:white" %)**4**|(% style="background-color:#4F81BD;color:white" %)**4**|(% style="background-color:#4F81BD;color:white" %)**1**|(% style="background-color:#4F81BD;color:white" %)**1**|(% style="background-color:#4F81BD;color:white" %)**1**
411 411  |Value|COUNT1|COUNT2 |DIDORO*|(((
412 412  Reserve
413 413  )))|MOD
... ... @@ -474,7 +474,7 @@
474 474  **LT22222-L**: This mode the DI1 is used as a counting pin.
475 475  
476 476  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
477 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**
472 +|(% style="background-color:#4F81BD;color:white" %)**Size(bytes)**|(% style="background-color:#4F81BD;color:white" %)**4**|(% style="background-color:#4F81BD;color:white" %)**2**|(% style="background-color:#4F81BD;color:white" %)**2**|(% style="background-color:#4F81BD;color:white" %)**1**|(% style="background-color:#4F81BD;color:white" %)**1**|(% style="background-color:#4F81BD;color:white" %)**1**
478 478  |Value|COUNT1|(((
479 479  ACI1 Current
480 480  )))|(((
... ... @@ -527,7 +527,7 @@
527 527  The AVI1 is also used for counting. AVI1 is used to monitor the voltage. It will check the voltage **every 60s**, if voltage is higher or lower than VOLMAX mV, the AVI1 Counting increase 1, so AVI1 counting can be used to measure a machine working hour.
528 528  
529 529  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
530 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**
525 +|(% style="background-color:#4F81BD;color:white" %)**Size(bytes)**|(% style="background-color:#4F81BD;color:white" %)**4**|(% style="background-color:#4F81BD;color:white" %)**4**|(% style="background-color:#4F81BD;color:white" %)**1**|(% style="background-color:#4F81BD;color:white" %)**1**|(% style="background-color:#4F81BD;color:white" %)**1**
531 531  |Value|COUNT1|AVI1 Counting|DIDORO*|(((
532 532  Reserve
533 533  )))|MOD
... ... @@ -587,7 +587,7 @@
587 587  **LT22222-L**: This mode the DI1 is used as a counting pin.
588 588  
589 589  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
590 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**
585 +|(% style="background-color:#4F81BD;color:white" %)**Size(bytes)**|(% style="background-color:#4F81BD;color:white" %)**2**|(% style="background-color:#4F81BD;color:white" %)**2**|(% style="background-color:#4F81BD;color:white" %)**2**|(% style="background-color:#4F81BD;color:white" %)**2**|(% style="background-color:#4F81BD;color:white" %)**1**|(% style="background-color:#4F81BD;color:white" %)**1**|(% style="background-color:#4F81BD;color:white" %)**1**
591 591  |Value|(((
592 592  AVI1 voltage
593 593  )))|(((
... ... @@ -723,7 +723,7 @@
723 723  MOD6 Payload : total 11 bytes payload
724 724  
725 725  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
726 -|(% 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**
721 +|(% style="background-color:#4F81BD;color:white; width:60px" %)**Size(bytes)**|(% style="background-color:#4F81BD;color:white; width:69px" %)**1**|(% style="background-color:#4F81BD;color:white; width:69px" %)**1**|(% style="background-color:#4F81BD;color:white; width:109px" %)**1**|(% style="background-color:#4F81BD;color:white; width:49px" %)**6**|(% style="background-color:#4F81BD;color:white; width:109px" %)**1**|(% style="background-color:#4F81BD;color:white; width:50px" %)**1**
727 727  |Value|(((
728 728  TRI_A FLAG
729 729  )))|(((
... ... @@ -843,7 +843,6 @@
843 843  * (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
844 844  
845 845  
846 -
847 847  === 3.4.1 Common Commands ===
848 848  
849 849  
... ... @@ -1053,7 +1053,7 @@
1053 1053  01: Low,  00: High ,  11: No action
1054 1054  
1055 1055  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1056 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Downlink Code**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO3**
1050 +|(% style="background-color:#4F81BD;color:white" %)**Downlink Code**|(% style="background-color:#4F81BD;color:white" %)**DO1**|(% style="background-color:#4F81BD;color:white" %)**DO2**|(% style="background-color:#4F81BD;color:white" %)**DO3**
1057 1057  |02  01  00  11|Low|High|No Action
1058 1058  |02  00  11  01|High|No Action|Low
1059 1059  |02  11  01  00|No Action|Low|High
... ... @@ -1096,7 +1096,7 @@
1096 1096  (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1097 1097  
1098 1098  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1099 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1093 +|(% style="background-color:#4F81BD;color:white" %)**Second Byte**|(% style="background-color:#4F81BD;color:white" %)**Status**
1100 1100  |0x01|DO1 set to low
1101 1101  |0x00|DO1 set to high
1102 1102  |0x11|DO1 NO Action
... ... @@ -1104,7 +1104,7 @@
1104 1104  (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1105 1105  
1106 1106  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1107 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1101 +|(% style="background-color:#4F81BD;color:white" %)**Second Byte**|(% style="background-color:#4F81BD;color:white" %)**Status**
1108 1108  |0x01|DO2 set to low
1109 1109  |0x00|DO2 set to high
1110 1110  |0x11|DO2 NO Action
... ... @@ -1112,7 +1112,7 @@
1112 1112  (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1113 1113  
1114 1114  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1115 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1109 +|(% style="background-color:#4F81BD;color:white" %)**Second Byte**|(% style="background-color:#4F81BD;color:white" %)**Status**
1116 1116  |0x01|DO3 set to low
1117 1117  |0x00|DO3 set to high
1118 1118  |0x11|DO3 NO Action
... ... @@ -1149,7 +1149,7 @@
1149 1149  
1150 1150  
1151 1151  
1152 -==== 3.4.2. 14 Relay ~-~- Control Relay Output RO1/RO2 ====
1146 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1153 1153  
1154 1154  
1155 1155  * (% style="color:#037691" %)**AT Command:**
... ... @@ -1170,7 +1170,7 @@
1170 1170  01: Close ,  00: Open , 11: No action
1171 1171  
1172 1172  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:320px" %)
1173 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Downlink Code**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO2**
1167 +|(% style="background-color:#4F81BD;color:white" %)**Downlink Code**|(% style="background-color:#4F81BD;color:white" %)**RO1**|(% style="background-color:#4F81BD;color:white" %)**RO2**
1174 1174  |03  00  11|Open|No Action
1175 1175  |03  01  11|Close|No Action
1176 1176  |03  11  00|No Action|Open
... ... @@ -1669,7 +1669,7 @@
1669 1669  
1670 1670  
1671 1671  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
1672 -|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**LEDs**|(% style="background-color:#d9e2f3; color:#0070c0; width:470px" %)**Feature**
1666 +|(% style="background-color:#4F81BD;color:white; width:50px" %)**LEDs**|(% style="background-color:#4F81BD;color:white; width:470px" %)**Feature**
1673 1673  |**PWR**|Always on if there is power
1674 1674  |**SYS**|(((
1675 1675  After device is powered on, the SYS will **fast blink in GREEN** for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be **on GREEN for 5 seconds. **SYS will **blink Blue** on every upload and **blink Green** once receive a downlink message.
... ... @@ -1704,7 +1704,6 @@
1704 1704  |**RO2**|
1705 1705  
1706 1706  
1707 -
1708 1708  = 4. Use AT Command =
1709 1709  
1710 1710  == 4.1 Access AT Command ==
... ... @@ -2288,6 +2288,13 @@
2288 2288  )))
2289 2289  
2290 2290  
2284 +== 7.4 Why can LT22222 perform Uplink normally, but cannot receive Downlink? ==
2285 +
2286 +
2287 +The FCD count of the gateway is inconsistent with the FCD count of the node, causing the downlink to remain in the queue state.
2288 +Use this command to bring their counts back together: [[Resets the downlink packet count>>||anchor="H3.4.2.23Resetsthedownlinkpacketcount"]]
2289 +
2290 +
2291 2291  = 8. Order Info =
2292 2292  
2293 2293  
... ... @@ -2306,7 +2306,6 @@
2306 2306  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2307 2307  
2308 2308  
2309 -
2310 2310  = 9. Packing Info =
2311 2311  
2312 2312  
... ... @@ -2325,7 +2325,6 @@
2325 2325  * Weight / pcs : 170g
2326 2326  
2327 2327  
2328 -
2329 2329  = 10. Support =
2330 2330  
2331 2331