Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 103.1 >
edited by Bei Jinggeng
on 2022/11/10 10:26
To version < 109.2 >
edited by Xiaoling
on 2022/11/21 11:37
>
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 -STM32L072CZT6 MCU
67 +STM32L072xxxx MCU
68 68  )))
69 69  * (((
70 70  SX1276/78 Wireless Chip 
... ... @@ -187,6 +187,7 @@
187 187  * Counting
188 188  
189 189  
190 +
190 190  == 1.4  Applications ==
191 191  
192 192  
... ... @@ -198,6 +198,7 @@
198 198  * Smart Factory
199 199  
200 200  
202 +
201 201  == 1.5 Hardware Variants ==
202 202  
203 203  
... ... @@ -213,6 +213,7 @@
213 213  )))
214 214  
215 215  
218 +
216 216  = 2. Power ON Device =
217 217  
218 218  
... ... @@ -229,10 +229,8 @@
229 229  [[image:1653297104069-180.png]]
230 230  
231 231  
232 -
233 233  = 3. Operation Mode =
234 234  
235 -
236 236  == 3.1 How it works? ==
237 237  
238 238  
... ... @@ -245,7 +245,6 @@
245 245  )))
246 246  
247 247  
248 -
249 249  == 3.2 Example to join LoRaWAN network ==
250 250  
251 251  
... ... @@ -443,7 +443,6 @@
443 443  )))
444 444  
445 445  
446 -
447 447  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
448 448  
449 449  
... ... @@ -490,7 +490,6 @@
490 490  )))
491 491  
492 492  
493 -
494 494  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
495 495  
496 496  
... ... @@ -559,7 +559,6 @@
559 559  )))
560 560  
561 561  
562 -
563 563  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
564 564  
565 565  
... ... @@ -607,7 +607,6 @@
607 607  )))
608 608  
609 609  
610 -
611 611  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
612 612  
613 613  
... ... @@ -747,7 +747,6 @@
747 747  When device got this command, it will send the MOD6 payload.
748 748  
749 749  
750 -
751 751  === 3.3.7 Payload Decoder ===
752 752  
753 753  (((
... ... @@ -757,7 +757,6 @@
757 757  )))
758 758  
759 759  
760 -
761 761  == 3.4 ​Configure LT via AT or Downlink ==
762 762  
763 763  
... ... @@ -776,6 +776,7 @@
776 776  * (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
777 777  
778 778  
773 +
779 779  === 3.4.1 Common Commands ===
780 780  
781 781  
... ... @@ -784,10 +784,8 @@
784 784  )))
785 785  
786 786  
787 -
788 788  === 3.4.2 Sensor related commands ===
789 789  
790 -
791 791  ==== 3.4.2.1 Set Transmit Interval ====
792 792  
793 793  
... ... @@ -1078,6 +1078,13 @@
1078 1078  
1079 1079   Latching time. Unit: ms
1080 1080  
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  
... ... @@ -1162,6 +1162,13 @@
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 +
1165 1165  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1166 1166  
1167 1167  
... ... @@ -1253,14 +1253,14 @@
1253 1253  
1254 1254  
1255 1255  
1256 -==== 3.4.2.20 Reset save DR DO state ====
1263 +==== 3.4.2.20 Reset save RO DO state ====
1257 1257  
1258 1258  
1259 1259  * (% style="color:#037691" %)**AT Command:**
1260 1260  
1261 -(% style="color:blue" %)**AT+RODORET=1    **(%%)~/~/ RODO will close when the device joining the network. (default)
1268 +(% style="color:blue" %)**AT+RODORESET=1    **(%%)~/~/ RODO will close when the device joining the network. (default)
1262 1262  
1263 -(% 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.
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.
1264 1264  
1265 1265  
1266 1266  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
... ... @@ -1358,7 +1358,6 @@
1358 1358  [[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"]]
1359 1359  
1360 1360  
1361 -
1362 1362  == 3.5 Integrate with Mydevice ==
1363 1363  
1364 1364  
... ... @@ -1408,10 +1408,8 @@
1408 1408  [[image:image-20220524094909-5.png||height="341" width="734"]]
1409 1409  
1410 1410  
1411 -
1412 1412  == 3.6 Interface Detail ==
1413 1413  
1414 -
1415 1415  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1416 1416  
1417 1417  
... ... @@ -1420,7 +1420,6 @@
1420 1420  [[image:1653356991268-289.png]]
1421 1421  
1422 1422  
1423 -
1424 1424  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1425 1425  
1426 1426  
... ... @@ -1542,16 +1542,16 @@
1542 1542  )))
1543 1543  
1544 1544  
1545 -
1546 1546  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1547 1547  
1548 1548  
1549 -NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1551 +**NPN output**: GND or Float. Max voltage can apply to output pin is 36v.
1550 1550  
1553 +Note: DO pins go to float when device is power off.
1554 +
1551 1551  [[image:1653357531600-905.png]]
1552 1552  
1553 1553  
1554 -
1555 1555  === 3.6.4 Analog Input Interface ===
1556 1556  
1557 1557  
... ... @@ -1583,12 +1583,13 @@
1583 1583  [[image:1653357648330-671.png||height="155" width="733"]]
1584 1584  
1585 1585  
1586 -
1587 1587  === 3.6.5 Relay Output ===
1588 1588  
1589 1589  
1590 1590  (((
1591 -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:
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.
1592 1592  )))
1593 1593  
1594 1594  [[image:image-20220524100215-9.png]]
... ... @@ -1597,7 +1597,6 @@
1597 1597  [[image:image-20220524100215-10.png||height="382" width="723"]]
1598 1598  
1599 1599  
1600 -
1601 1601  == 3.7 LEDs Indicators ==
1602 1602  
1603 1603  
... ... @@ -1607,7 +1607,6 @@
1607 1607  
1608 1608  = 4. Use AT Command =
1609 1609  
1610 -
1611 1611  == 4.1 Access AT Command ==
1612 1612  
1613 1613  
... ... @@ -1818,10 +1818,8 @@
1818 1818  )))
1819 1819  
1820 1820  
1821 -
1822 1822  == 4.2 Common AT Command Sequence ==
1823 1823  
1824 -
1825 1825  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1826 1826  
1827 1827  (((
... ... @@ -1866,7 +1866,6 @@
1866 1866  )))
1867 1867  
1868 1868  
1869 -
1870 1870  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1871 1871  
1872 1872  (((
... ... @@ -1964,10 +1964,8 @@
1964 1964  )))
1965 1965  
1966 1966  
1967 -
1968 1968  = 5. FAQ =
1969 1969  
1970 -
1971 1971  == 5.1 How to upgrade the image? ==
1972 1972  
1973 1973  
... ... @@ -2011,8 +2011,6 @@
2011 2011  
2012 2012  (((
2013 2013  (((
2014 -
2015 -
2016 2016  == 5.2 How to change the LoRa Frequency Bands/Region? ==
2017 2017  
2018 2018  
... ... @@ -2026,7 +2026,6 @@
2026 2026  (((
2027 2027  
2028 2028  
2029 -
2030 2030  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2031 2031  
2032 2032  
... ... @@ -2090,7 +2090,6 @@
2090 2090  [[image:1653360498588-932.png||height="485" width="726"]]
2091 2091  
2092 2092  
2093 -
2094 2094  == 5.4 Can I see counting event in Serial? ==
2095 2095  
2096 2096  
... ... @@ -2098,13 +2098,11 @@
2098 2098  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.
2099 2099  
2100 2100  
2101 -
2102 2102  == 5.5 Can i use point to point communication for LT-22222-L? ==
2103 2103  
2104 2104  
2105 -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]].
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]].
2106 2106  
2107 -
2108 2108  
2109 2109  )))
2110 2110  
... ... @@ -2121,7 +2121,6 @@
2121 2121  After restart, the status before power failure will be read from flash.
2122 2122  
2123 2123  
2124 -
2125 2125  == 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2126 2126  
2127 2127  
... ... @@ -2131,14 +2131,13 @@
2131 2131  [[image:image-20221006170630-1.png||height="610" width="945"]]
2132 2132  
2133 2133  
2134 -== 5.8 Can LT22222 save RO state? ==
2124 +== 5.8 Can LT22222-L save RO state? ==
2135 2135  
2126 +
2136 2136  Firmware version needs to be no less than 1.6.0.
2137 2137  
2138 2138  
2139 2139  = 6. Trouble Shooting =
2140 -
2141 -
2142 2142  )))
2143 2143  
2144 2144  (((
... ... @@ -2156,7 +2156,6 @@
2156 2156  (((
2157 2157  
2158 2158  
2159 -
2160 2160  == 6.2 Have trouble to upload image. ==
2161 2161  
2162 2162  
... ... @@ -2169,7 +2169,6 @@
2169 2169  (((
2170 2170  
2171 2171  
2172 -
2173 2173  == 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2174 2174  
2175 2175  
... ... @@ -2180,7 +2180,6 @@
2180 2180  )))
2181 2181  
2182 2182  
2183 -
2184 2184  = 7. Order Info =
2185 2185  
2186 2186  
... ... @@ -2199,6 +2199,7 @@
2199 2199  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2200 2200  
2201 2201  
2188 +
2202 2202  = 8. Packing Info =
2203 2203  
2204 2204  
... ... @@ -2217,6 +2217,7 @@
2217 2217  * Weight / pcs : 170g
2218 2218  
2219 2219  
2207 +
2220 2220  = 9. Support =
2221 2221  
2222 2222  
... ... @@ -2227,7 +2227,6 @@
2227 2227  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]]
2228 2228  
2229 2229  
2230 -
2231 2231  
2232 2232  )))
2233 2233  
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