Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 110.1 >
edited by Bei Jinggeng
on 2022/12/22 09:19
To version < 102.4 >
edited by Xiaoling
on 2022/10/29 10:05
>
Change comment: There is no comment for this version

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Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Bei
1 +XWiki.Xiaoling
Content
... ... @@ -64,7 +64,7 @@
64 64  )))
65 65  
66 66  * (((
67 -STM32L072xxxx MCU
67 +STM32L072CZT6 MCU
68 68  )))
69 69  * (((
70 70  SX1276/78 Wireless Chip 
... ... @@ -187,6 +187,8 @@
187 187  * Counting
188 188  
189 189  
190 +
191 +
190 190  == 1.4  Applications ==
191 191  
192 192  
... ... @@ -198,6 +198,8 @@
198 198  * Smart Factory
199 199  
200 200  
203 +
204 +
201 201  == 1.5 Hardware Variants ==
202 202  
203 203  
... ... @@ -213,6 +213,7 @@
213 213  )))
214 214  
215 215  
220 +
216 216  = 2. Power ON Device =
217 217  
218 218  
... ... @@ -229,8 +229,10 @@
229 229  [[image:1653297104069-180.png]]
230 230  
231 231  
237 +
232 232  = 3. Operation Mode =
233 233  
240 +
234 234  == 3.1 How it works? ==
235 235  
236 236  
... ... @@ -243,6 +243,7 @@
243 243  )))
244 244  
245 245  
253 +
246 246  == 3.2 Example to join LoRaWAN network ==
247 247  
248 248  
... ... @@ -307,7 +307,6 @@
307 307  * (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
308 308  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
309 309  
310 -
311 311  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
312 312  
313 313  
... ... @@ -364,7 +364,6 @@
364 364  ** DO1 is high in case there is load between DO1 and V+.
365 365  ** DO1 LED is off in both case
366 366  
367 -
368 368  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
369 369  
370 370  
... ... @@ -438,6 +438,7 @@
438 438  )))
439 439  
440 440  
447 +
441 441  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
442 442  
443 443  
... ... @@ -484,6 +484,7 @@
484 484  )))
485 485  
486 486  
494 +
487 487  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
488 488  
489 489  
... ... @@ -552,6 +552,7 @@
552 552  )))
553 553  
554 554  
563 +
555 555  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
556 556  
557 557  
... ... @@ -599,6 +599,7 @@
599 599  )))
600 600  
601 601  
611 +
602 602  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
603 603  
604 604  
... ... @@ -738,6 +738,7 @@
738 738  When device got this command, it will send the MOD6 payload.
739 739  
740 740  
751 +
741 741  === 3.3.7 Payload Decoder ===
742 742  
743 743  (((
... ... @@ -747,6 +747,7 @@
747 747  )))
748 748  
749 749  
761 +
750 750  == 3.4 ​Configure LT via AT or Downlink ==
751 751  
752 752  
... ... @@ -765,6 +765,8 @@
765 765  * (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
766 766  
767 767  
780 +
781 +
768 768  === 3.4.1 Common Commands ===
769 769  
770 770  
... ... @@ -773,8 +773,10 @@
773 773  )))
774 774  
775 775  
790 +
776 776  === 3.4.2 Sensor related commands ===
777 777  
793 +
778 778  ==== 3.4.2.1 Set Transmit Interval ====
779 779  
780 780  
... ... @@ -933,7 +933,7 @@
933 933  
934 934  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
935 935  
936 -(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc)
952 +(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG1=aa,0x(bb cc)
937 937  
938 938  
939 939  
... ... @@ -1065,13 +1065,6 @@
1065 1065  
1066 1066   Latching time. Unit: ms
1067 1067  
1068 -Note:
1069 -
1070 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1071 -
1072 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1073 -
1074 -
1075 1075  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1076 1076  
1077 1077  
... ... @@ -1156,13 +1156,6 @@
1156 1156  
1157 1157  (% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1158 1158  
1159 -Note:
1160 -
1161 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1162 -
1163 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1164 -
1165 -
1166 1166  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1167 1167  
1168 1168  
... ... @@ -1254,14 +1254,14 @@
1254 1254  
1255 1255  
1256 1256  
1257 -==== 3.4.2.20 Reset save RO DO state ====
1259 +==== 3.4.2.20 Reset save DR DO state ====
1258 1258  
1259 1259  
1260 1260  * (% style="color:#037691" %)**AT Command:**
1261 1261  
1262 -(% style="color:blue" %)**AT+RODORESET=1    **(%%)~/~/ RODO will close when the device joining the network. (default)
1264 +(% style="color:blue" %)**AT+RODORET=1    **(%%)~/~/ RODO will close when the device joining the network. (default)
1263 1263  
1264 -(% style="color:blue" %)**AT+RODORESET=0    **(%%)~/~/ After the device is reset, the previously saved RODO state (only MOD2 to MOD5) is read, and its state is not changed when it is reconnected to the network.
1266 +(% style="color:blue" %)**AT+RODORET=0    **(%%)~/~/ After the device is reset, the previously saved RODO state (only MOD2 to MOD5) is read, and its state is not changed when it is reconnected to the network.
1265 1265  
1266 1266  
1267 1267  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
... ... @@ -1359,6 +1359,7 @@
1359 1359  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173929-8.png?width=1205&height=76&rev=1.1||alt="image-20220823173929-8.png"]]
1360 1360  
1361 1361  
1364 +
1362 1362  == 3.5 Integrate with Mydevice ==
1363 1363  
1364 1364  
... ... @@ -1408,8 +1408,10 @@
1408 1408  [[image:image-20220524094909-5.png||height="341" width="734"]]
1409 1409  
1410 1410  
1414 +
1411 1411  == 3.6 Interface Detail ==
1412 1412  
1417 +
1413 1413  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1414 1414  
1415 1415  
... ... @@ -1418,6 +1418,7 @@
1418 1418  [[image:1653356991268-289.png]]
1419 1419  
1420 1420  
1426 +
1421 1421  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1422 1422  
1423 1423  
... ... @@ -1539,16 +1539,16 @@
1539 1539  )))
1540 1540  
1541 1541  
1548 +
1542 1542  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1543 1543  
1544 1544  
1545 -**NPN output**: GND or Float. Max voltage can apply to output pin is 36v.
1552 +NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1546 1546  
1547 -Note: DO pins go to float when device is power off.
1548 -
1549 1549  [[image:1653357531600-905.png]]
1550 1550  
1551 1551  
1557 +
1552 1552  === 3.6.4 Analog Input Interface ===
1553 1553  
1554 1554  
... ... @@ -1580,13 +1580,12 @@
1580 1580  [[image:1653357648330-671.png||height="155" width="733"]]
1581 1581  
1582 1582  
1589 +
1583 1583  === 3.6.5 Relay Output ===
1584 1584  
1585 1585  
1586 1586  (((
1587 -The LT serial controller has two relay interfaces; each interface uses two pins of the screw terminal. User can connect other device's Power Line to in serial of RO1_1 and RO_2. Such as below:
1588 -
1589 -**Note**: RO pins go to Open(NO) when device is power off.
1594 +The LT serial controller has two relay interfaces; each interface uses two pins of the screw terminal. User can connect other device’s Power Line to in serial of RO1_1 and RO_2. Such as below:
1590 1590  )))
1591 1591  
1592 1592  [[image:image-20220524100215-9.png]]
... ... @@ -1595,6 +1595,7 @@
1595 1595  [[image:image-20220524100215-10.png||height="382" width="723"]]
1596 1596  
1597 1597  
1603 +
1598 1598  == 3.7 LEDs Indicators ==
1599 1599  
1600 1600  
... ... @@ -1604,6 +1604,7 @@
1604 1604  
1605 1605  = 4. Use AT Command =
1606 1606  
1613 +
1607 1607  == 4.1 Access AT Command ==
1608 1608  
1609 1609  
... ... @@ -1814,8 +1814,10 @@
1814 1814  )))
1815 1815  
1816 1816  
1824 +
1817 1817  == 4.2 Common AT Command Sequence ==
1818 1818  
1827 +
1819 1819  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1820 1820  
1821 1821  (((
... ... @@ -1860,6 +1860,7 @@
1860 1860  )))
1861 1861  
1862 1862  
1872 +
1863 1863  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1864 1864  
1865 1865  (((
... ... @@ -1957,8 +1957,10 @@
1957 1957  )))
1958 1958  
1959 1959  
1970 +
1960 1960  = 5. FAQ =
1961 1961  
1973 +
1962 1962  == 5.1 How to upgrade the image? ==
1963 1963  
1964 1964  
... ... @@ -2002,6 +2002,8 @@
2002 2002  
2003 2003  (((
2004 2004  (((
2017 +
2018 +
2005 2005  == 5.2 How to change the LoRa Frequency Bands/Region? ==
2006 2006  
2007 2007  
... ... @@ -2015,6 +2015,7 @@
2015 2015  (((
2016 2016  
2017 2017  
2032 +
2018 2018  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2019 2019  
2020 2020  
... ... @@ -2078,6 +2078,7 @@
2078 2078  [[image:1653360498588-932.png||height="485" width="726"]]
2079 2079  
2080 2080  
2096 +
2081 2081  == 5.4 Can I see counting event in Serial? ==
2082 2082  
2083 2083  
... ... @@ -2085,11 +2085,13 @@
2085 2085  User can run AT+DEBUG command to see the counting event in serial. If firmware too old and doesn't support AT+DEBUG. User can update to latest firmware first.
2086 2086  
2087 2087  
2104 +
2088 2088  == 5.5 Can i use point to point communication for LT-22222-L? ==
2089 2089  
2090 2090  
2091 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]  ，this is [[firmware>>https://github.com/dragino/LT-22222-L/releases]].
2108 +Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]  ，this is [[firmware>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AADKXQ2v5ZT-S3sxdmbvE7UAa/LT-22222-L/image?dl=0&subfolder_nav_tracking=1]].
2092 2092  
2110 +
2093 2093  
2094 2094  )))
2095 2095  
... ... @@ -2106,6 +2106,7 @@
2106 2106  After restart, the status before power failure will be read from flash.
2107 2107  
2108 2108  
2127 +
2109 2109  == 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2110 2110  
2111 2111  
... ... @@ -2115,13 +2115,10 @@
2115 2115  [[image:image-20221006170630-1.png||height="610" width="945"]]
2116 2116  
2117 2117  
2118 -== 5.8 Can LT22222-L save RO state? ==
2119 2119  
2120 -
2121 -Firmware version needs to be no less than 1.6.0.
2122 -
2123 -
2124 2124  = 6. Trouble Shooting =
2139 +
2140 +
2125 2125  )))
2126 2126  
2127 2127  (((
... ... @@ -2139,6 +2139,7 @@
2139 2139  (((
2140 2140  
2141 2141  
2158 +
2142 2142  == 6.2 Have trouble to upload image. ==
2143 2143  
2144 2144  
... ... @@ -2151,6 +2151,7 @@
2151 2151  (((
2152 2152  
2153 2153  
2171 +
2154 2154  == 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2155 2155  
2156 2156  
... ... @@ -2161,6 +2161,7 @@
2161 2161  )))
2162 2162  
2163 2163  
2182 +
2164 2164  = 7. Order Info =
2165 2165  
2166 2166  
... ... @@ -2179,6 +2179,8 @@
2179 2179  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2180 2180  
2181 2181  
2201 +
2202 +
2182 2182  = 8. Packing Info =
2183 2183  
2184 2184  
... ... @@ -2197,6 +2197,8 @@
2197 2197  * Weight / pcs : 170g
2198 2198  
2199 2199  
2221 +
2222 +
2200 2200  = 9. Support =
2201 2201  
2202 2202  
... ... @@ -2207,6 +2207,7 @@
2207 2207  Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
2208 2208  
2209 2209  
2233 +
2210 2210  
2211 2211  )))
2212 2212  
image-20221112174847-1.png
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