<
From version < 113.3 >
edited by Xiaoling
on 2023/04/24 14:39
To version < 105.2 >
edited by Xiaoling
on 2022/11/16 16:12
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -15,6 +15,7 @@
15 15  
16 16  = 1.Introduction =
17 17  
18 +
18 18  == 1.1 What is LT Series I/O Controller ==
19 19  
20 20  (((
... ... @@ -53,6 +53,7 @@
53 53  
54 54  )))
55 55  
57 +
56 56  == 1.2  Specifications ==
57 57  
58 58  (((
... ... @@ -169,6 +169,7 @@
169 169  Packet engine up to 256 bytes with CRC.
170 170  
171 171  
174 +
172 172  
173 173  )))
174 174  
... ... @@ -176,32 +176,23 @@
176 176  
177 177  
178 178  * LoRaWAN Class A & Class C protocol
179 -
180 180  * Optional Customized LoRa Protocol
181 -
182 182  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869
183 -
184 184  * AT Commands to change parameters
185 -
186 186  * Remote configure parameters via LoRa Downlink
187 -
188 188  * Firmware upgradable via program port
189 -
190 190  * Counting
191 191  
189 +
190 +
192 192  == 1.4  Applications ==
193 193  
194 194  
195 195  * Smart Buildings & Home Automation
196 -
197 197  * Logistics and Supply Chain Management
198 -
199 199  * Smart Metering
200 -
201 201  * Smart Agriculture
202 -
203 203  * Smart Cities
204 -
205 205  * Smart Factory
206 206  
207 207  
... ... @@ -209,12 +209,9 @@
209 209  == 1.5 Hardware Variants ==
210 210  
211 211  
212 -(% border="1" style="background-color:#f2f2f2; width:500px" %)
213 -|(% 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:334px" %)**Description**
214 -|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)(((
215 -(% style="text-align:center" %)
216 -[[image:image-20230424115112-1.png||height="106" width="58"]]
217 -)))|(% style="width:334px" %)(((
206 +(% border="1" style="background-color:#f7faff; width:500px" %)
207 +|(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
208 +|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
218 218  * 2 x Digital Input (Bi-direction)
219 219  * 2 x Digital Output
220 220  * 2 x Relay Output (5A@250VAC / 30VDC)
... ... @@ -241,8 +241,10 @@
241 241  [[image:1653297104069-180.png]]
242 242  
243 243  
235 +
244 244  = 3. Operation Mode =
245 245  
238 +
246 246  == 3.1 How it works? ==
247 247  
248 248  
... ... @@ -255,6 +255,7 @@
255 255  )))
256 256  
257 257  
251 +
258 258  == 3.2 Example to join LoRaWAN network ==
259 259  
260 260  
... ... @@ -306,6 +306,7 @@
306 306  [[image:1653298044601-602.png||height="405" width="709"]]
307 307  
308 308  
303 +
309 309  == 3.3 Uplink Payload ==
310 310  
311 311  
... ... @@ -451,6 +451,7 @@
451 451  )))
452 452  
453 453  
449 +
454 454  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
455 455  
456 456  
... ... @@ -497,6 +497,7 @@
497 497  )))
498 498  
499 499  
496 +
500 500  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
501 501  
502 502  
... ... @@ -565,6 +565,7 @@
565 565  )))
566 566  
567 567  
565 +
568 568  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
569 569  
570 570  
... ... @@ -612,6 +612,7 @@
612 612  )))
613 613  
614 614  
613 +
615 615  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
616 616  
617 617  
... ... @@ -666,6 +666,7 @@
666 666  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
667 667  
668 668  
668 +
669 669  (% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
670 670  
671 671  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
... ... @@ -726,6 +726,7 @@
726 726  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
727 727  
728 728  
729 +
729 729  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
730 730  
731 731  [[image:image-20220524090456-4.png]]
... ... @@ -739,6 +739,7 @@
739 739  00000101: Means both DI1 and DI2 trigger are enabled.
740 740  
741 741  
743 +
742 742  (% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
743 743  
744 744  Downlink command to poll MOD6 status:
... ... @@ -748,6 +748,7 @@
748 748  When device got this command, it will send the MOD6 payload.
749 749  
750 750  
753 +
751 751  === 3.3.7 Payload Decoder ===
752 752  
753 753  (((
... ... @@ -757,6 +757,7 @@
757 757  )))
758 758  
759 759  
763 +
760 760  == 3.4 ​Configure LT via AT or Downlink ==
761 761  
762 762  
... ... @@ -784,8 +784,10 @@
784 784  )))
785 785  
786 786  
791 +
787 787  === 3.4.2 Sensor related commands ===
788 788  
794 +
789 789  ==== 3.4.2.1 Set Transmit Interval ====
790 790  
791 791  
... ... @@ -861,6 +861,7 @@
861 861  
862 862  
863 863  
870 +
864 864  ==== 3.4.2.5 Poll trigger settings ====
865 865  
866 866  
... ... @@ -943,7 +943,7 @@
943 943  
944 944  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
945 945  
946 -(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc)
953 +(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG1=aa,0x(bb cc)
947 947  
948 948  
949 949  
... ... @@ -1075,14 +1075,6 @@
1075 1075  
1076 1076   Latching time. Unit: ms
1077 1077  
1078 -
1079 -(% style="color:red" %)**Note: **
1080 -
1081 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1082 -
1083 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1084 -
1085 -
1086 1086  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1087 1087  
1088 1088  
... ... @@ -1106,7 +1106,7 @@
1106 1106  
1107 1107  
1108 1108  
1109 -==== 3.4.2. 14 Relay ~-~- Control Relay Output RO1/RO2 ====
1108 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1110 1110  
1111 1111  
1112 1112  * (% style="color:#037691" %)**AT Command:**
... ... @@ -1135,6 +1135,7 @@
1135 1135  
1136 1136  
1137 1137  
1137 +
1138 1138  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1139 1139  
1140 1140  
... ... @@ -1166,20 +1166,12 @@
1166 1166  
1167 1167  (% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1168 1168  
1169 -
1170 -(% style="color:red" %)**Note:**
1171 -
1172 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1173 -
1174 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1175 -
1176 -
1177 1177  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1178 1178  
1179 1179  
1180 1180  **Example payload:**
1181 1181  
1182 -**~1. 05 01 11 07 D0**
1174 +**~1. 05 01 11 07 D**
1183 1183  
1184 1184  Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1185 1185  
... ... @@ -1265,14 +1265,14 @@
1265 1265  
1266 1266  
1267 1267  
1268 -==== 3.4.2.20 Reset save RO DO state ====
1260 +==== 3.4.2.20 Reset save DR DO state ====
1269 1269  
1270 1270  
1271 1271  * (% style="color:#037691" %)**AT Command:**
1272 1272  
1273 -(% style="color:blue" %)**AT+RODORESET=1    **(%%)~/~/ RODO will close when the device joining the network. (default)
1265 +(% style="color:blue" %)**AT+RODORET=1    **(%%)~/~/ RODO will close when the device joining the network. (default)
1274 1274  
1275 -(% 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.
1267 +(% 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.
1276 1276  
1277 1277  
1278 1278  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
... ... @@ -1314,6 +1314,7 @@
1314 1314  
1315 1315  
1316 1316  
1309 +
1317 1317  ==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1318 1318  
1319 1319  
... ... @@ -1330,6 +1330,7 @@
1330 1330  
1331 1331  
1332 1332  
1326 +
1333 1333  ==== 3.4.2.25 Copy downlink to uplink ====
1334 1334  
1335 1335  
... ... @@ -1368,6 +1368,7 @@
1368 1368  [[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"]]
1369 1369  
1370 1370  
1365 +
1371 1371  == 3.5 Integrate with Mydevice ==
1372 1372  
1373 1373  
... ... @@ -1417,8 +1417,10 @@
1417 1417  [[image:image-20220524094909-5.png||height="341" width="734"]]
1418 1418  
1419 1419  
1415 +
1420 1420  == 3.6 Interface Detail ==
1421 1421  
1418 +
1422 1422  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1423 1423  
1424 1424  
... ... @@ -1427,6 +1427,7 @@
1427 1427  [[image:1653356991268-289.png]]
1428 1428  
1429 1429  
1427 +
1430 1430  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1431 1431  
1432 1432  
... ... @@ -1483,6 +1483,8 @@
1483 1483  
1484 1484  (((
1485 1485  
1484 +
1485 +
1486 1486  )))
1487 1487  
1488 1488  (((
... ... @@ -1514,6 +1514,8 @@
1514 1514  
1515 1515  (((
1516 1516  
1517 +
1518 +
1517 1517  )))
1518 1518  
1519 1519  (((
... ... @@ -1544,16 +1544,18 @@
1544 1544  )))
1545 1545  
1546 1546  
1549 +
1547 1547  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1548 1548  
1549 1549  
1550 -(% style="color:blue" %)**NPN output**(%%): GND or Float. Max voltage can apply to output pin is 36v.
1553 +**NPN output**: GND or Float. Max voltage can apply to output pin is 36v.
1551 1551  
1552 -(% style="color:red" %)**Note: DO pins go to float when device is power off.**
1555 +Note: DO pins go to float when device is power off.
1553 1553  
1554 1554  [[image:1653357531600-905.png]]
1555 1555  
1556 1556  
1560 +
1557 1557  === 3.6.4 Analog Input Interface ===
1558 1558  
1559 1559  
... ... @@ -1571,9 +1571,9 @@
1571 1571  
1572 1572  (% style="color:blue" %)**Specifications of the wind speed sensor:**
1573 1573  
1574 -(% style="color:red" %)**Red:  12~~24v**
1578 +**Red:  12~~24v**
1575 1575  
1576 -(% style="color:#ffc000" %)**Yellow:  4~~20mA**
1580 +**Yellow:  4~~20mA**
1577 1577  
1578 1578  **Black:  GND**
1579 1579  
... ... @@ -1585,6 +1585,7 @@
1585 1585  [[image:1653357648330-671.png||height="155" width="733"]]
1586 1586  
1587 1587  
1592 +
1588 1588  === 3.6.5 Relay Output ===
1589 1589  
1590 1590  
... ... @@ -1600,6 +1600,7 @@
1600 1600  [[image:image-20220524100215-10.png||height="382" width="723"]]
1601 1601  
1602 1602  
1608 +
1603 1603  == 3.7 LEDs Indicators ==
1604 1604  
1605 1605  
... ... @@ -1606,8 +1606,10 @@
1606 1606  [[image:image-20220524100748-11.png]]
1607 1607  
1608 1608  
1615 +
1609 1609  = 4. Use AT Command =
1610 1610  
1618 +
1611 1611  == 4.1 Access AT Command ==
1612 1612  
1613 1613  
... ... @@ -1818,8 +1818,10 @@
1818 1818  )))
1819 1819  
1820 1820  
1829 +
1821 1821  == 4.2 Common AT Command Sequence ==
1822 1822  
1832 +
1823 1823  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1824 1824  
1825 1825  (((
... ... @@ -1864,6 +1864,7 @@
1864 1864  )))
1865 1865  
1866 1866  
1877 +
1867 1867  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1868 1868  
1869 1869  (((
... ... @@ -1936,7 +1936,7 @@
1936 1936  **3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?
1937 1937  dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
1938 1938  
1939 -**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.**
1950 +**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**
1940 1940  
1941 1941  
1942 1942  )))
... ... @@ -1949,6 +1949,7 @@
1949 1949  
1950 1950  )))
1951 1951  
1963 +
1952 1952  === 4.2.3 Change to Class A ===
1953 1953  
1954 1954  
... ... @@ -1960,19 +1960,13 @@
1960 1960  )))
1961 1961  
1962 1962  
1963 -= 5. Case Study =
1964 1964  
1965 -== 5.1 Counting how many objects pass in Flow Line ==
1976 += 5. FAQ =
1966 1966  
1967 1967  
1968 -Reference Link: [[How to set up to count objects pass in flow line>>How to set up to count objects pass in flow line]]?
1979 +== 5.1 How to upgrade the image? ==
1969 1969  
1970 1970  
1971 -= 6. FAQ =
1972 -
1973 -== 6.1 How to upgrade the image? ==
1974 -
1975 -
1976 1976  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1977 1977  
1978 1978  * Support new features
... ... @@ -2000,10 +2000,8 @@
2000 2000  
2001 2001   [[image:image-20220524103407-12.png]]
2002 2002  
2003 -
2004 2004  [[image:image-20220524103429-13.png]]
2005 2005  
2006 -
2007 2007  [[image:image-20220524104033-15.png]]
2008 2008  
2009 2009  
... ... @@ -2015,8 +2015,10 @@
2015 2015  
2016 2016  (((
2017 2017  (((
2018 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
2022 +
2019 2019  
2024 +== 5.2 How to change the LoRa Frequency Bands/Region? ==
2025 +
2020 2020  
2021 2021  )))
2022 2022  )))
... ... @@ -2028,8 +2028,9 @@
2028 2028  (((
2029 2029  
2030 2030  
2031 -== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2032 2032  
2038 +== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2039 +
2033 2033  
2034 2034  )))
2035 2035  
... ... @@ -2091,23 +2091,26 @@
2091 2091  [[image:1653360498588-932.png||height="485" width="726"]]
2092 2092  
2093 2093  
2094 -== 6.4 Can I see counting event in Serial? ==
2095 2095  
2102 +== 5.4 Can I see counting event in Serial? ==
2096 2096  
2104 +
2097 2097  (((
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 -== 6.5 Can i use point to point communication for LT-22222-L? ==
2102 2102  
2110 +== 5.5 Can i use point to point communication for LT-22222-L? ==
2103 2103  
2104 -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]].
2105 2105  
2113 +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]].
2114 +
2115 +
2106 2106  
2107 2107  )))
2108 2108  
2109 2109  (((
2110 -== 6.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2120 +== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2111 2111  
2112 2112  
2113 2113  If the device is not shut down, but directly powered off.
... ... @@ -2119,9 +2119,10 @@
2119 2119  After restart, the status before power failure will be read from flash.
2120 2120  
2121 2121  
2122 -== 6.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2123 2123  
2133 +== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2124 2124  
2135 +
2125 2125  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2126 2126  
2127 2127  
... ... @@ -2128,18 +2128,21 @@
2128 2128  [[image:image-20221006170630-1.png||height="610" width="945"]]
2129 2129  
2130 2130  
2131 -== 6.8 Can LT22222-L save RO state? ==
2142 +== 5.8 Can LT22222-L save RO state? ==
2132 2132  
2133 2133  
2134 2134  Firmware version needs to be no less than 1.6.0.
2135 2135  
2136 2136  
2137 -= 7. Trouble Shooting =
2148 +
2149 += 6. Trouble Shooting =
2150 +
2151 +
2138 2138  )))
2139 2139  
2140 2140  (((
2141 2141  (((
2142 -== 7.1 Downlink doesn't work, how to solve it? ==
2156 +== 6.1 Downlink doesn't work, how to solve it? ==
2143 2143  
2144 2144  
2145 2145  )))
... ... @@ -2152,8 +2152,9 @@
2152 2152  (((
2153 2153  
2154 2154  
2155 -== 7.2 Have trouble to upload image. ==
2156 2156  
2170 +== 6.2 Have trouble to upload image. ==
2171 +
2157 2157  
2158 2158  )))
2159 2159  
... ... @@ -2164,8 +2164,9 @@
2164 2164  (((
2165 2165  
2166 2166  
2167 -== 7.3 Why I can't join TTN in US915 /AU915 bands? ==
2168 2168  
2183 +== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2184 +
2169 2169  
2170 2170  )))
2171 2171  
... ... @@ -2174,9 +2174,10 @@
2174 2174  )))
2175 2175  
2176 2176  
2177 -= 8. Order Info =
2178 2178  
2194 += 7. Order Info =
2179 2179  
2196 +
2180 2180  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
2181 2181  
2182 2182  (% style="color:#4f81bd" %)**XXX:**
... ... @@ -2193,7 +2193,7 @@
2193 2193  
2194 2194  
2195 2195  
2196 -= 9. Packing Info =
2213 += 8. Packing Info =
2197 2197  
2198 2198  
2199 2199  **Package Includes**:
... ... @@ -2212,7 +2212,7 @@
2212 2212  
2213 2213  
2214 2214  
2215 -= 10. Support =
2232 += 9. Support =
2216 2216  
2217 2217  
2218 2218  * (((
... ... @@ -2225,11 +2225,9 @@
2225 2225  
2226 2226  )))
2227 2227  
2228 -= 11. Reference​​​​​ =
2245 += 10. Reference​​​​​ =
2229 2229  
2230 2230  
2231 2231  * LT-22222-L: [[http:~~/~~/www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html>>url:http://www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html]]
2232 2232  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2233 2233  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2234 -
2235 -
image-20230424115112-1.png
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