Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 109.2 >
edited by Xiaoling
on 2022/11/21 11:37
To version < 102.5 >
edited by Xiaoling
on 2022/10/29 10:07
>
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... ... @@ -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 
... ... @@ -232,8 +232,10 @@
232 232  [[image:1653297104069-180.png]]
233 233  
234 234  
235 +
235 235  = 3. Operation Mode =
236 236  
238 +
237 237  == 3.1 How it works? ==
238 238  
239 239  
... ... @@ -246,6 +246,7 @@
246 246  )))
247 247  
248 248  
251 +
249 249  == 3.2 Example to join LoRaWAN network ==
250 250  
251 251  
... ... @@ -312,6 +312,7 @@
312 312  
313 313  
314 314  
318 +
315 315  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
316 316  
317 317  
... ... @@ -370,6 +370,7 @@
370 370  
371 371  
372 372  
377 +
373 373  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
374 374  
375 375  
... ... @@ -443,6 +443,7 @@
443 443  )))
444 444  
445 445  
451 +
446 446  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
447 447  
448 448  
... ... @@ -489,6 +489,7 @@
489 489  )))
490 490  
491 491  
498 +
492 492  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
493 493  
494 494  
... ... @@ -557,6 +557,7 @@
557 557  )))
558 558  
559 559  
567 +
560 560  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
561 561  
562 562  
... ... @@ -604,6 +604,7 @@
604 604  )))
605 605  
606 606  
615 +
607 607  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
608 608  
609 609  
... ... @@ -743,6 +743,7 @@
743 743  When device got this command, it will send the MOD6 payload.
744 744  
745 745  
755 +
746 746  === 3.3.7 Payload Decoder ===
747 747  
748 748  (((
... ... @@ -752,6 +752,7 @@
752 752  )))
753 753  
754 754  
765 +
755 755  == 3.4 ​Configure LT via AT or Downlink ==
756 756  
757 757  
... ... @@ -779,8 +779,10 @@
779 779  )))
780 780  
781 781  
793 +
782 782  === 3.4.2 Sensor related commands ===
783 783  
796 +
784 784  ==== 3.4.2.1 Set Transmit Interval ====
785 785  
786 786  
... ... @@ -1071,13 +1071,6 @@
1071 1071  
1072 1072   Latching time. Unit: ms
1073 1073  
1074 -Note:
1075 -
1076 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1077 -
1078 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1079 -
1080 -
1081 1081  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1082 1082  
1083 1083  
... ... @@ -1162,13 +1162,6 @@
1162 1162  
1163 1163  (% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1164 1164  
1165 -Note:
1166 -
1167 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1168 -
1169 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1170 -
1171 -
1172 1172  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1173 1173  
1174 1174  
... ... @@ -1260,14 +1260,14 @@
1260 1260  
1261 1261  
1262 1262  
1263 -==== 3.4.2.20 Reset save RO DO state ====
1262 +==== 3.4.2.20 Reset save DR DO state ====
1264 1264  
1265 1265  
1266 1266  * (% style="color:#037691" %)**AT Command:**
1267 1267  
1268 -(% style="color:blue" %)**AT+RODORESET=1    **(%%)~/~/ RODO will close when the device joining the network. (default)
1267 +(% style="color:blue" %)**AT+RODORET=1    **(%%)~/~/ RODO will close when the device joining the network. (default)
1269 1269  
1270 -(% 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.
1269 +(% 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.
1271 1271  
1272 1272  
1273 1273  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
... ... @@ -1365,6 +1365,7 @@
1365 1365  [[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"]]
1366 1366  
1367 1367  
1367 +
1368 1368  == 3.5 Integrate with Mydevice ==
1369 1369  
1370 1370  
... ... @@ -1414,8 +1414,10 @@
1414 1414  [[image:image-20220524094909-5.png||height="341" width="734"]]
1415 1415  
1416 1416  
1417 +
1417 1417  == 3.6 Interface Detail ==
1418 1418  
1420 +
1419 1419  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1420 1420  
1421 1421  
... ... @@ -1424,6 +1424,7 @@
1424 1424  [[image:1653356991268-289.png]]
1425 1425  
1426 1426  
1429 +
1427 1427  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1428 1428  
1429 1429  
... ... @@ -1545,16 +1545,16 @@
1545 1545  )))
1546 1546  
1547 1547  
1551 +
1548 1548  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1549 1549  
1550 1550  
1551 -**NPN output**: GND or Float. Max voltage can apply to output pin is 36v.
1555 +NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1552 1552  
1553 -Note: DO pins go to float when device is power off.
1554 -
1555 1555  [[image:1653357531600-905.png]]
1556 1556  
1557 1557  
1560 +
1558 1558  === 3.6.4 Analog Input Interface ===
1559 1559  
1560 1560  
... ... @@ -1586,13 +1586,12 @@
1586 1586  [[image:1653357648330-671.png||height="155" width="733"]]
1587 1587  
1588 1588  
1592 +
1589 1589  === 3.6.5 Relay Output ===
1590 1590  
1591 1591  
1592 1592  (((
1593 -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:
1594 -
1595 -**Note**: RO pins go to Open(NO) when device is power off.
1597 +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:
1596 1596  )))
1597 1597  
1598 1598  [[image:image-20220524100215-9.png]]
... ... @@ -1601,6 +1601,7 @@
1601 1601  [[image:image-20220524100215-10.png||height="382" width="723"]]
1602 1602  
1603 1603  
1606 +
1604 1604  == 3.7 LEDs Indicators ==
1605 1605  
1606 1606  
... ... @@ -1610,6 +1610,7 @@
1610 1610  
1611 1611  = 4. Use AT Command =
1612 1612  
1616 +
1613 1613  == 4.1 Access AT Command ==
1614 1614  
1615 1615  
... ... @@ -1820,8 +1820,10 @@
1820 1820  )))
1821 1821  
1822 1822  
1827 +
1823 1823  == 4.2 Common AT Command Sequence ==
1824 1824  
1830 +
1825 1825  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1826 1826  
1827 1827  (((
... ... @@ -1866,6 +1866,7 @@
1866 1866  )))
1867 1867  
1868 1868  
1875 +
1869 1869  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1870 1870  
1871 1871  (((
... ... @@ -1963,8 +1963,10 @@
1963 1963  )))
1964 1964  
1965 1965  
1973 +
1966 1966  = 5. FAQ =
1967 1967  
1976 +
1968 1968  == 5.1 How to upgrade the image? ==
1969 1969  
1970 1970  
... ... @@ -2008,6 +2008,8 @@
2008 2008  
2009 2009  (((
2010 2010  (((
2020 +
2021 +
2011 2011  == 5.2 How to change the LoRa Frequency Bands/Region? ==
2012 2012  
2013 2013  
... ... @@ -2021,6 +2021,7 @@
2021 2021  (((
2022 2022  
2023 2023  
2035 +
2024 2024  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2025 2025  
2026 2026  
... ... @@ -2084,6 +2084,7 @@
2084 2084  [[image:1653360498588-932.png||height="485" width="726"]]
2085 2085  
2086 2086  
2099 +
2087 2087  == 5.4 Can I see counting event in Serial? ==
2088 2088  
2089 2089  
... ... @@ -2091,11 +2091,13 @@
2091 2091  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.
2092 2092  
2093 2093  
2107 +
2094 2094  == 5.5 Can i use point to point communication for LT-22222-L? ==
2095 2095  
2096 2096  
2097 -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]].
2111 +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]].
2098 2098  
2113 +
2099 2099  
2100 2100  )))
2101 2101  
... ... @@ -2112,6 +2112,7 @@
2112 2112  After restart, the status before power failure will be read from flash.
2113 2113  
2114 2114  
2130 +
2115 2115  == 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2116 2116  
2117 2117  
... ... @@ -2121,13 +2121,10 @@
2121 2121  [[image:image-20221006170630-1.png||height="610" width="945"]]
2122 2122  
2123 2123  
2124 -== 5.8 Can LT22222-L save RO state? ==
2125 2125  
2126 -
2127 -Firmware version needs to be no less than 1.6.0.
2128 -
2129 -
2130 2130  = 6. Trouble Shooting =
2142 +
2143 +
2131 2131  )))
2132 2132  
2133 2133  (((
... ... @@ -2145,6 +2145,7 @@
2145 2145  (((
2146 2146  
2147 2147  
2161 +
2148 2148  == 6.2 Have trouble to upload image. ==
2149 2149  
2150 2150  
... ... @@ -2157,6 +2157,7 @@
2157 2157  (((
2158 2158  
2159 2159  
2174 +
2160 2160  == 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2161 2161  
2162 2162  
... ... @@ -2167,6 +2167,7 @@
2167 2167  )))
2168 2168  
2169 2169  
2185 +
2170 2170  = 7. Order Info =
2171 2171  
2172 2172  
... ... @@ -2215,6 +2215,7 @@
2215 2215  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]]
2216 2216  
2217 2217  
2234 +
2218 2218  
2219 2219  )))
2220 2220  
image-20221112174847-1.png
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