Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 109.1 >
edited by Edwin Chen
on 2022/11/19 11:32
To version < 115.1 >
edited by Xiaoling
on 2023/04/25 17:34
>
Change comment: Uploaded new attachment "image-20230425173427-2.png", version {1}

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Edwin
1 +XWiki.Xiaoling
Content
... ... @@ -15,7 +15,6 @@
15 15  
16 16  = 1.Introduction =
17 17  
18 -
19 19  == 1.1 What is LT Series I/O Controller ==
20 20  
21 21  (((
... ... @@ -54,7 +54,6 @@
54 54  
55 55  )))
56 56  
57 -
58 58  == 1.2  Specifications ==
59 59  
60 60  (((
... ... @@ -171,7 +171,6 @@
171 171  Packet engine up to 256 bytes with CRC.
172 172  
173 173  
174 -
175 175  
176 176  )))
177 177  
... ... @@ -179,11 +179,17 @@
179 179  
180 180  
181 181  * LoRaWAN Class A & Class C protocol
179 +
182 182  * Optional Customized LoRa Protocol
181 +
183 183  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869
183 +
184 184  * AT Commands to change parameters
185 +
185 185  * Remote configure parameters via LoRa Downlink
187 +
186 186  * Firmware upgradable via program port
189 +
187 187  * Counting
188 188  
189 189  == 1.4  Applications ==
... ... @@ -190,18 +190,28 @@
190 190  
191 191  
192 192  * Smart Buildings & Home Automation
196 +
193 193  * Logistics and Supply Chain Management
198 +
194 194  * Smart Metering
200 +
195 195  * Smart Agriculture
202 +
196 196  * Smart Cities
204 +
197 197  * Smart Factory
198 198  
207 +
208 +
199 199  == 1.5 Hardware Variants ==
200 200  
201 201  
202 -(% border="1" style="background-color:#f7faff; width:500px" %)
203 -|(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
204 -|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
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" %)(((
205 205  * 2 x Digital Input (Bi-direction)
206 206  * 2 x Digital Output
207 207  * 2 x Relay Output (5A@250VAC / 30VDC)
... ... @@ -210,6 +210,8 @@
210 210  * 1 x Counting Port
211 211  )))
212 212  
226 +
227 +
213 213  = 2. Power ON Device =
214 214  
215 215  
... ... @@ -226,10 +226,8 @@
226 226  [[image:1653297104069-180.png]]
227 227  
228 228  
229 -
230 230  = 3. Operation Mode =
231 231  
232 -
233 233  == 3.1 How it works? ==
234 234  
235 235  
... ... @@ -242,7 +242,6 @@
242 242  )))
243 243  
244 244  
245 -
246 246  == 3.2 Example to join LoRaWAN network ==
247 247  
248 248  
... ... @@ -294,7 +294,6 @@
294 294  [[image:1653298044601-602.png||height="405" width="709"]]
295 295  
296 296  
297 -
298 298  == 3.3 Uplink Payload ==
299 299  
300 300  
... ... @@ -307,6 +307,8 @@
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  
321 +
322 +
310 310  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
311 311  
312 312  
... ... @@ -363,6 +363,8 @@
363 363  ** DO1 is high in case there is load between DO1 and V+.
364 364  ** DO1 LED is off in both case
365 365  
379 +
380 +
366 366  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
367 367  
368 368  
... ... @@ -436,7 +436,6 @@
436 436  )))
437 437  
438 438  
439 -
440 440  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
441 441  
442 442  
... ... @@ -483,7 +483,6 @@
483 483  )))
484 484  
485 485  
486 -
487 487  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
488 488  
489 489  
... ... @@ -552,7 +552,6 @@
552 552  )))
553 553  
554 554  
555 -
556 556  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
557 557  
558 558  
... ... @@ -600,7 +600,6 @@
600 600  )))
601 601  
602 602  
603 -
604 604  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
605 605  
606 606  
... ... @@ -655,7 +655,6 @@
655 655  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
656 656  
657 657  
658 -
659 659  (% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
660 660  
661 661  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
... ... @@ -716,7 +716,6 @@
716 716  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
717 717  
718 718  
719 -
720 720  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
721 721  
722 722  [[image:image-20220524090456-4.png]]
... ... @@ -730,7 +730,6 @@
730 730  00000101: Means both DI1 and DI2 trigger are enabled.
731 731  
732 732  
733 -
734 734  (% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
735 735  
736 736  Downlink command to poll MOD6 status:
... ... @@ -740,7 +740,6 @@
740 740  When device got this command, it will send the MOD6 payload.
741 741  
742 742  
743 -
744 744  === 3.3.7 Payload Decoder ===
745 745  
746 746  (((
... ... @@ -750,7 +750,6 @@
750 750  )))
751 751  
752 752  
753 -
754 754  == 3.4 ​Configure LT via AT or Downlink ==
755 755  
756 756  
... ... @@ -768,6 +768,8 @@
768 768  
769 769  * (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
770 770  
777 +
778 +
771 771  === 3.4.1 Common Commands ===
772 772  
773 773  
... ... @@ -776,10 +776,8 @@
776 776  )))
777 777  
778 778  
779 -
780 780  === 3.4.2 Sensor related commands ===
781 781  
782 -
783 783  ==== 3.4.2.1 Set Transmit Interval ====
784 784  
785 785  
... ... @@ -855,7 +855,6 @@
855 855  
856 856  
857 857  
858 -
859 859  ==== 3.4.2.5 Poll trigger settings ====
860 860  
861 861  
... ... @@ -938,7 +938,7 @@
938 938  
939 939  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
940 940  
941 -(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG1=aa,0x(bb cc)
946 +(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc)
942 942  
943 943  
944 944  
... ... @@ -1070,8 +1070,9 @@
1070 1070  
1071 1071   Latching time. Unit: ms
1072 1072  
1073 -Note:
1074 1074  
1079 +(% style="color:red" %)**Note: **
1080 +
1075 1075   Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1076 1076  
1077 1077   Before Firmwre v1.6.0 the latch time only suport 2 bytes.
... ... @@ -1100,7 +1100,7 @@
1100 1100  
1101 1101  
1102 1102  
1103 -==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1109 +==== 3.4.2. 14 Relay ~-~- Control Relay Output RO1/RO2 ====
1104 1104  
1105 1105  
1106 1106  * (% style="color:#037691" %)**AT Command:**
... ... @@ -1129,7 +1129,6 @@
1129 1129  
1130 1130  
1131 1131  
1132 -
1133 1133  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1134 1134  
1135 1135  
... ... @@ -1161,8 +1161,9 @@
1161 1161  
1162 1162  (% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1163 1163  
1164 -Note:
1165 1165  
1170 +(% style="color:red" %)**Note:**
1171 +
1166 1166   Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1167 1167  
1168 1168   Before Firmwre v1.6.0 the latch time only suport 2 bytes.
... ... @@ -1173,7 +1173,7 @@
1173 1173  
1174 1174  **Example payload:**
1175 1175  
1176 -**~1. 05 01 11 07 D**
1182 +**~1. 05 01 11 07 D0**
1177 1177  
1178 1178  Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1179 1179  
... ... @@ -1308,7 +1308,6 @@
1308 1308  
1309 1309  
1310 1310  
1311 -
1312 1312  ==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1313 1313  
1314 1314  
... ... @@ -1325,7 +1325,6 @@
1325 1325  
1326 1326  
1327 1327  
1328 -
1329 1329  ==== 3.4.2.25 Copy downlink to uplink ====
1330 1330  
1331 1331  
... ... @@ -1364,7 +1364,6 @@
1364 1364  [[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"]]
1365 1365  
1366 1366  
1367 -
1368 1368  == 3.5 Integrate with Mydevice ==
1369 1369  
1370 1370  
... ... @@ -1414,10 +1414,8 @@
1414 1414  [[image:image-20220524094909-5.png||height="341" width="734"]]
1415 1415  
1416 1416  
1417 -
1418 1418  == 3.6 Interface Detail ==
1419 1419  
1420 -
1421 1421  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1422 1422  
1423 1423  
... ... @@ -1426,7 +1426,6 @@
1426 1426  [[image:1653356991268-289.png]]
1427 1427  
1428 1428  
1429 -
1430 1430  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1431 1431  
1432 1432  
... ... @@ -1483,8 +1483,6 @@
1483 1483  
1484 1484  (((
1485 1485  
1486 -
1487 -
1488 1488  )))
1489 1489  
1490 1490  (((
... ... @@ -1516,8 +1516,6 @@
1516 1516  
1517 1517  (((
1518 1518  
1519 -
1520 -
1521 1521  )))
1522 1522  
1523 1523  (((
... ... @@ -1548,18 +1548,16 @@
1548 1548  )))
1549 1549  
1550 1550  
1551 -
1552 1552  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1553 1553  
1554 1554  
1555 -**NPN output**: GND or Float. Max voltage can apply to output pin is 36v.
1550 +(% style="color:blue" %)**NPN output**(%%): GND or Float. Max voltage can apply to output pin is 36v.
1556 1556  
1557 -Note: DO pins go to float when device is power off.
1552 +(% style="color:red" %)**Note: DO pins go to float when device is power off.**
1558 1558  
1559 1559  [[image:1653357531600-905.png]]
1560 1560  
1561 1561  
1562 -
1563 1563  === 3.6.4 Analog Input Interface ===
1564 1564  
1565 1565  
... ... @@ -1577,9 +1577,9 @@
1577 1577  
1578 1578  (% style="color:blue" %)**Specifications of the wind speed sensor:**
1579 1579  
1580 -**Red:  12~~24v**
1574 +(% style="color:red" %)**Red:  12~~24v**
1581 1581  
1582 -**Yellow:  4~~20mA**
1576 +(% style="color:#ffc000" %)**Yellow:  4~~20mA**
1583 1583  
1584 1584  **Black:  GND**
1585 1585  
... ... @@ -1591,7 +1591,6 @@
1591 1591  [[image:1653357648330-671.png||height="155" width="733"]]
1592 1592  
1593 1593  
1594 -
1595 1595  === 3.6.5 Relay Output ===
1596 1596  
1597 1597  
... ... @@ -1607,7 +1607,6 @@
1607 1607  [[image:image-20220524100215-10.png||height="382" width="723"]]
1608 1608  
1609 1609  
1610 -
1611 1611  == 3.7 LEDs Indicators ==
1612 1612  
1613 1613  
... ... @@ -1614,10 +1614,8 @@
1614 1614  [[image:image-20220524100748-11.png]]
1615 1615  
1616 1616  
1617 -
1618 1618  = 4. Use AT Command =
1619 1619  
1620 -
1621 1621  == 4.1 Access AT Command ==
1622 1622  
1623 1623  
... ... @@ -1828,10 +1828,8 @@
1828 1828  )))
1829 1829  
1830 1830  
1831 -
1832 1832  == 4.2 Common AT Command Sequence ==
1833 1833  
1834 -
1835 1835  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1836 1836  
1837 1837  (((
... ... @@ -1876,7 +1876,6 @@
1876 1876  )))
1877 1877  
1878 1878  
1879 -
1880 1880  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1881 1881  
1882 1882  (((
... ... @@ -1949,7 +1949,7 @@
1949 1949  **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?
1950 1950  dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
1951 1951  
1952 -**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**
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.**
1953 1953  
1954 1954  
1955 1955  )))
... ... @@ -1962,7 +1962,6 @@
1962 1962  
1963 1963  )))
1964 1964  
1965 -
1966 1966  === 4.2.3 Change to Class A ===
1967 1967  
1968 1968  
... ... @@ -1974,13 +1974,19 @@
1974 1974  )))
1975 1975  
1976 1976  
1963 += 5. Case Study =
1977 1977  
1978 -= 5. FAQ =
1965 +== 5.1 Counting how many objects pass in Flow Line ==
1979 1979  
1980 1980  
1981 -== 5.1 How to upgrade the image? ==
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]]?
1982 1982  
1983 1983  
1971 += 6. FAQ =
1972 +
1973 +== 6.1 How to upgrade the image? ==
1974 +
1975 +
1984 1984  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1985 1985  
1986 1986  * Support new features
... ... @@ -2008,8 +2008,10 @@
2008 2008  
2009 2009   [[image:image-20220524103407-12.png]]
2010 2010  
2003 +
2011 2011  [[image:image-20220524103429-13.png]]
2012 2012  
2006 +
2013 2013  [[image:image-20220524104033-15.png]]
2014 2014  
2015 2015  
... ... @@ -2021,10 +2021,8 @@
2021 2021  
2022 2022  (((
2023 2023  (((
2024 -
2018 +== 6.2 How to change the LoRa Frequency Bands/Region? ==
2025 2025  
2026 -== 5.2 How to change the LoRa Frequency Bands/Region? ==
2027 -
2028 2028  
2029 2029  )))
2030 2030  )))
... ... @@ -2036,9 +2036,8 @@
2036 2036  (((
2037 2037  
2038 2038  
2031 +== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2039 2039  
2040 -== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2041 -
2042 2042  
2043 2043  )))
2044 2044  
... ... @@ -2100,26 +2100,23 @@
2100 2100  [[image:1653360498588-932.png||height="485" width="726"]]
2101 2101  
2102 2102  
2094 +== 6.4 Can I see counting event in Serial? ==
2103 2103  
2104 -== 5.4 Can I see counting event in Serial? ==
2105 2105  
2106 -
2107 2107  (((
2108 2108  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.
2109 2109  
2110 2110  
2101 +== 6.5 Can i use point to point communication for LT-22222-L? ==
2111 2111  
2112 -== 5.5 Can i use point to point communication for LT-22222-L? ==
2113 2113  
2114 -
2115 2115  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]].
2116 2116  
2117 -
2118 2118  
2119 2119  )))
2120 2120  
2121 2121  (((
2122 -== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2110 +== 6.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2123 2123  
2124 2124  
2125 2125  If the device is not shut down, but directly powered off.
... ... @@ -2131,10 +2131,9 @@
2131 2131  After restart, the status before power failure will be read from flash.
2132 2132  
2133 2133  
2122 +== 6.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2134 2134  
2135 -== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2136 2136  
2137 -
2138 2138  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2139 2139  
2140 2140  
... ... @@ -2141,21 +2141,18 @@
2141 2141  [[image:image-20221006170630-1.png||height="610" width="945"]]
2142 2142  
2143 2143  
2144 -== 5.8 Can LT22222-L save RO state? ==
2131 +== 6.8 Can LT22222-L save RO state? ==
2145 2145  
2146 2146  
2147 2147  Firmware version needs to be no less than 1.6.0.
2148 2148  
2149 2149  
2150 -
2151 -= 6. Trouble Shooting =
2152 -
2153 -
2137 += 7. Trouble Shooting =
2154 2154  )))
2155 2155  
2156 2156  (((
2157 2157  (((
2158 -== 6.1 Downlink doesn't work, how to solve it? ==
2142 +== 7.1 Downlink doesn't work, how to solve it? ==
2159 2159  
2160 2160  
2161 2161  )))
... ... @@ -2168,9 +2168,8 @@
2168 2168  (((
2169 2169  
2170 2170  
2155 +== 7.2 Have trouble to upload image. ==
2171 2171  
2172 -== 6.2 Have trouble to upload image. ==
2173 -
2174 2174  
2175 2175  )))
2176 2176  
... ... @@ -2181,9 +2181,8 @@
2181 2181  (((
2182 2182  
2183 2183  
2167 +== 7.3 Why I can't join TTN in US915 /AU915 bands? ==
2184 2184  
2185 -== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2186 -
2187 2187  
2188 2188  )))
2189 2189  
... ... @@ -2192,10 +2192,9 @@
2192 2192  )))
2193 2193  
2194 2194  
2177 += 8. Order Info =
2195 2195  
2196 -= 7. Order Info =
2197 2197  
2198 -
2199 2199  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
2200 2200  
2201 2201  (% style="color:#4f81bd" %)**XXX:**
... ... @@ -2210,9 +2210,11 @@
2210 2210  * (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2211 2211  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2212 2212  
2213 -= 8. Packing Info =
2214 2214  
2215 2215  
2196 += 9. Packing Info =
2197 +
2198 +
2216 2216  **Package Includes**:
2217 2217  
2218 2218  * LT-22222-L I/O Controller x 1
... ... @@ -2227,9 +2227,11 @@
2227 2227  * Package Size / pcs : 14.5 x 8 x 5 cm
2228 2228  * Weight / pcs : 170g
2229 2229  
2230 -= 9. Support =
2231 2231  
2232 2232  
2215 += 10. Support =
2216 +
2217 +
2233 2233  * (((
2234 2234  Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
2235 2235  )))
... ... @@ -2240,9 +2240,11 @@
2240 2240  
2241 2241  )))
2242 2242  
2243 -= 10. Reference​​​​​ =
2228 += 11. Reference​​​​​ =
2244 2244  
2245 2245  
2246 2246  * 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]]
2247 2247  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2248 2248  * [[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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