Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 118.2 >
edited by Xiaoling
on 2023/05/17 10:45
To version < 108.1 >
edited by Edwin Chen
on 2022/11/19 09:29
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Xiaoling
1 +XWiki.Edwin
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  (((
... ... @@ -26,7 +26,7 @@
26 26  )))
27 27  
28 28  (((
29 -The LT I/O Controllers allows the user to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, building automation, and so on.
30 +The LT I/O Controllers allows the user to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
30 30  )))
31 31  
32 32  (((
... ... @@ -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  
... ... @@ -176,17 +176,11 @@
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  
192 192  == 1.4  Applications ==
... ... @@ -193,26 +193,18 @@
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  == 1.5 Hardware Variants ==
208 208  
209 209  
210 -(% border="1" style="background-color:#f2f2f2; width:500px" %)
211 -|(% 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**
212 -|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)(((
213 -(% style="text-align:center" %)
214 -[[image:image-20230424115112-1.png||height="106" width="58"]]
215 -)))|(% style="width:334px" %)(((
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" %)(((
216 216  * 2 x Digital Input (Bi-direction)
217 217  * 2 x Digital Output
218 218  * 2 x Relay Output (5A@250VAC / 30VDC)
... ... @@ -237,8 +237,10 @@
237 237  [[image:1653297104069-180.png]]
238 238  
239 239  
229 +
240 240  = 3. Operation Mode =
241 241  
232 +
242 242  == 3.1 How it works? ==
243 243  
244 244  
... ... @@ -251,6 +251,7 @@
251 251  )))
252 252  
253 253  
245 +
254 254  == 3.2 Example to join LoRaWAN network ==
255 255  
256 256  
... ... @@ -277,7 +277,7 @@
277 277  Each LT is shipped with a sticker with the default device EUI as below:
278 278  )))
279 279  
280 -[[image:image-20230425173427-2.png||height="246" width="530"]]
272 +[[image:1653297924498-393.png]]
281 281  
282 282  
283 283  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
... ... @@ -302,6 +302,7 @@
302 302  [[image:1653298044601-602.png||height="405" width="709"]]
303 303  
304 304  
297 +
305 305  == 3.3 Uplink Payload ==
306 306  
307 307  
... ... @@ -318,44 +318,18 @@
318 318  
319 319  
320 320  (((
321 -The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. (% style="display:none" %)
322 -
323 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
324 -|Size(bytes)(% style="display:none" %) |2|2|2|2|1|1|1
325 -|Value|(((
326 -AVI1
327 -
328 -voltage
329 -)))|(((
330 -AVI2
331 -
332 -voltage
333 -)))|(((
334 -ACI1
335 -
336 -Current
337 -)))|(((
338 -ACI2
339 -
340 -Current
341 -)))|DIDORO*|(((
342 -Reserve
343 -
344 -
345 -)))|MOD
314 +The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
346 346  )))
347 347  
317 +[[image:image-20220523174024-3.png]]
348 348  
349 349  (((
350 350  
351 351  
352 352  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
353 -
354 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
355 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
356 -|RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
357 357  )))
358 358  
325 +[[image:image-20220523174254-4.png]]
359 359  
360 360  * RO is for relay. ROx=1 : close，ROx=0 always open.
361 361  * DI is for digital input. DIx=1: high or float, DIx=0: low.
... ... @@ -469,6 +469,7 @@
469 469  )))
470 470  
471 471  
439 +
472 472  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
473 473  
474 474  
... ... @@ -515,6 +515,7 @@
515 515  )))
516 516  
517 517  
486 +
518 518  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
519 519  
520 520  
... ... @@ -583,6 +583,7 @@
583 583  )))
584 584  
585 585  
555 +
586 586  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
587 587  
588 588  
... ... @@ -630,6 +630,7 @@
630 630  )))
631 631  
632 632  
603 +
633 633  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
634 634  
635 635  
... ... @@ -684,6 +684,7 @@
684 684  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
685 685  
686 686  
658 +
687 687  (% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
688 688  
689 689  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
... ... @@ -744,6 +744,7 @@
744 744  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
745 745  
746 746  
719 +
747 747  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
748 748  
749 749  [[image:image-20220524090456-4.png]]
... ... @@ -757,6 +757,7 @@
757 757  00000101: Means both DI1 and DI2 trigger are enabled.
758 758  
759 759  
733 +
760 760  (% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
761 761  
762 762  Downlink command to poll MOD6 status:
... ... @@ -766,6 +766,7 @@
766 766  When device got this command, it will send the MOD6 payload.
767 767  
768 768  
743 +
769 769  === 3.3.7 Payload Decoder ===
770 770  
771 771  (((
... ... @@ -775,6 +775,7 @@
775 775  )))
776 776  
777 777  
753 +
778 778  == 3.4 ​Configure LT via AT or Downlink ==
779 779  
780 780  
... ... @@ -800,8 +800,10 @@
800 800  )))
801 801  
802 802  
779 +
803 803  === 3.4.2 Sensor related commands ===
804 804  
782 +
805 805  ==== 3.4.2.1 Set Transmit Interval ====
806 806  
807 807  
... ... @@ -877,6 +877,7 @@
877 877  
878 878  
879 879  
858 +
880 880  ==== 3.4.2.5 Poll trigger settings ====
881 881  
882 882  
... ... @@ -959,7 +959,7 @@
959 959  
960 960  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
961 961  
962 -(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc)
941 +(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG1=aa,0x(bb cc)
963 963  
964 964  
965 965  
... ... @@ -1091,14 +1091,6 @@
1091 1091  
1092 1092   Latching time. Unit: ms
1093 1093  
1094 -
1095 -(% style="color:red" %)**Note: **
1096 -
1097 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1098 -
1099 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1100 -
1101 -
1102 1102  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1103 1103  
1104 1104  
... ... @@ -1122,7 +1122,7 @@
1122 1122  
1123 1123  
1124 1124  
1125 -==== 3.4.2. 14 Relay ~-~- Control Relay Output RO1/RO2 ====
1096 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1126 1126  
1127 1127  
1128 1128  * (% style="color:#037691" %)**AT Command:**
... ... @@ -1144,7 +1144,7 @@
1144 1144  )))
1145 1145  
1146 1146  (((
1147 -[[image:image-20230426161322-1.png]]
1118 +[[image:image-20220524093724-9.png]]
1148 1148  )))
1149 1149  
1150 1150  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
... ... @@ -1151,6 +1151,7 @@
1151 1151  
1152 1152  
1153 1153  
1125 +
1154 1154  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1155 1155  
1156 1156  
... ... @@ -1182,20 +1182,12 @@
1182 1182  
1183 1183  (% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1184 1184  
1185 -
1186 -(% style="color:red" %)**Note:**
1187 -
1188 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1189 -
1190 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1191 -
1192 -
1193 1193  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1194 1194  
1195 1195  
1196 1196  **Example payload:**
1197 1197  
1198 -**~1. 05 01 11 07 D0**
1162 +**~1. 05 01 11 07 D**
1199 1199  
1200 1200  Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1201 1201  
... ... @@ -1330,6 +1330,7 @@
1330 1330  
1331 1331  
1332 1332  
1297 +
1333 1333  ==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1334 1334  
1335 1335  
... ... @@ -1346,6 +1346,7 @@
1346 1346  
1347 1347  
1348 1348  
1314 +
1349 1349  ==== 3.4.2.25 Copy downlink to uplink ====
1350 1350  
1351 1351  
... ... @@ -1384,6 +1384,7 @@
1384 1384  [[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"]]
1385 1385  
1386 1386  
1353 +
1387 1387  == 3.5 Integrate with Mydevice ==
1388 1388  
1389 1389  
... ... @@ -1433,8 +1433,10 @@
1433 1433  [[image:image-20220524094909-5.png||height="341" width="734"]]
1434 1434  
1435 1435  
1403 +
1436 1436  == 3.6 Interface Detail ==
1437 1437  
1406 +
1438 1438  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1439 1439  
1440 1440  
... ... @@ -1443,6 +1443,7 @@
1443 1443  [[image:1653356991268-289.png]]
1444 1444  
1445 1445  
1415 +
1446 1446  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1447 1447  
1448 1448  
... ... @@ -1499,6 +1499,8 @@
1499 1499  
1500 1500  (((
1501 1501  
1472 +
1473 +
1502 1502  )))
1503 1503  
1504 1504  (((
... ... @@ -1530,6 +1530,8 @@
1530 1530  
1531 1531  (((
1532 1532  
1505 +
1506 +
1533 1533  )))
1534 1534  
1535 1535  (((
... ... @@ -1560,16 +1560,18 @@
1560 1560  )))
1561 1561  
1562 1562  
1537 +
1563 1563  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1564 1564  
1565 1565  
1566 -(% style="color:blue" %)**NPN output**(%%): GND or Float. Max voltage can apply to output pin is 36v.
1541 +**NPN output**: GND or Float. Max voltage can apply to output pin is 36v.
1567 1567  
1568 -(% style="color:red" %)**Note: DO pins go to float when device is power off.**
1543 +Note: DO pins go to float when device is power off.
1569 1569  
1570 1570  [[image:1653357531600-905.png]]
1571 1571  
1572 1572  
1548 +
1573 1573  === 3.6.4 Analog Input Interface ===
1574 1574  
1575 1575  
... ... @@ -1587,9 +1587,9 @@
1587 1587  
1588 1588  (% style="color:blue" %)**Specifications of the wind speed sensor:**
1589 1589  
1590 -(% style="color:red" %)**Red:  12~~24v**
1566 +**Red:  12~~24v**
1591 1591  
1592 -(% style="color:#ffc000" %)**Yellow:  4~~20mA**
1568 +**Yellow:  4~~20mA**
1593 1593  
1594 1594  **Black:  GND**
1595 1595  
... ... @@ -1601,6 +1601,7 @@
1601 1601  [[image:1653357648330-671.png||height="155" width="733"]]
1602 1602  
1603 1603  
1580 +
1604 1604  === 3.6.5 Relay Output ===
1605 1605  
1606 1606  
... ... @@ -1616,6 +1616,7 @@
1616 1616  [[image:image-20220524100215-10.png||height="382" width="723"]]
1617 1617  
1618 1618  
1596 +
1619 1619  == 3.7 LEDs Indicators ==
1620 1620  
1621 1621  
... ... @@ -1622,8 +1622,10 @@
1622 1622  [[image:image-20220524100748-11.png]]
1623 1623  
1624 1624  
1603 +
1625 1625  = 4. Use AT Command =
1626 1626  
1606 +
1627 1627  == 4.1 Access AT Command ==
1628 1628  
1629 1629  
... ... @@ -1834,8 +1834,10 @@
1834 1834  )))
1835 1835  
1836 1836  
1817 +
1837 1837  == 4.2 Common AT Command Sequence ==
1838 1838  
1820 +
1839 1839  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1840 1840  
1841 1841  (((
... ... @@ -1880,6 +1880,7 @@
1880 1880  )))
1881 1881  
1882 1882  
1865 +
1883 1883  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1884 1884  
1885 1885  (((
... ... @@ -1952,7 +1952,7 @@
1952 1952  **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?
1953 1953  dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
1954 1954  
1955 -**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.**
1938 +**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**
1956 1956  
1957 1957  
1958 1958  )))
... ... @@ -1965,6 +1965,7 @@
1965 1965  
1966 1966  )))
1967 1967  
1951 +
1968 1968  === 4.2.3 Change to Class A ===
1969 1969  
1970 1970  
... ... @@ -1976,19 +1976,13 @@
1976 1976  )))
1977 1977  
1978 1978  
1979 -= 5. Case Study =
1980 1980  
1981 -== 5.1 Counting how many objects pass in Flow Line ==
1964 += 5. FAQ =
1982 1982  
1983 1983  
1984 -Reference Link: [[How to set up to count objects pass in flow line>>How to set up to count objects pass in flow line]]?
1967 +== 5.1 How to upgrade the image? ==
1985 1985  
1986 1986  
1987 -= 6. FAQ =
1988 -
1989 -== 6.1 How to upgrade the image? ==
1990 -
1991 -
1992 1992  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1993 1993  
1994 1994  * Support new features
... ... @@ -2016,10 +2016,8 @@
2016 2016  
2017 2017   [[image:image-20220524103407-12.png]]
2018 2018  
2019 -
2020 2020  [[image:image-20220524103429-13.png]]
2021 2021  
2022 -
2023 2023  [[image:image-20220524104033-15.png]]
2024 2024  
2025 2025  
... ... @@ -2031,8 +2031,10 @@
2031 2031  
2032 2032  (((
2033 2033  (((
2034 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
2010 +
2035 2035  
2012 +== 5.2 How to change the LoRa Frequency Bands/Region? ==
2013 +
2036 2036  
2037 2037  )))
2038 2038  )))
... ... @@ -2044,8 +2044,9 @@
2044 2044  (((
2045 2045  
2046 2046  
2047 -== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2048 2048  
2026 +== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2027 +
2049 2049  
2050 2050  )))
2051 2051  
... ... @@ -2107,29 +2107,26 @@
2107 2107  [[image:1653360498588-932.png||height="485" width="726"]]
2108 2108  
2109 2109  
2110 -== 6.4 How to change the uplink interval？ ==
2111 2111  
2090 +== 5.4 Can I see counting event in Serial? ==
2112 2112  
2113 -Please see this link: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/]]
2114 2114  
2115 -
2116 -== 6.5 Can I see counting event in Serial? ==
2117 -
2118 -
2119 2119  (((
2120 2120  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.
2121 2121  
2122 2122  
2123 -== 6.6 Can i use point to point communication for LT-22222-L? ==
2124 2124  
2098 +== 5.5 Can i use point to point communication for LT-22222-L? ==
2125 2125  
2100 +
2126 2126  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]].
2127 2127  
2103 +
2128 2128  
2129 2129  )))
2130 2130  
2131 2131  (((
2132 -== 6.7 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2108 +== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2133 2133  
2134 2134  
2135 2135  If the device is not shut down, but directly powered off.
... ... @@ -2141,9 +2141,10 @@
2141 2141  After restart, the status before power failure will be read from flash.
2142 2142  
2143 2143  
2144 -== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2145 2145  
2121 +== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2146 2146  
2123 +
2147 2147  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2148 2148  
2149 2149  
... ... @@ -2150,18 +2150,21 @@
2150 2150  [[image:image-20221006170630-1.png||height="610" width="945"]]
2151 2151  
2152 2152  
2153 -== 6.9 Can LT22222-L save RO state? ==
2130 +== 5.8 Can LT22222-L save RO state? ==
2154 2154  
2155 2155  
2156 2156  Firmware version needs to be no less than 1.6.0.
2157 2157  
2158 2158  
2159 -= 7. Trouble Shooting =
2136 +
2137 += 6. Trouble Shooting =
2138 +
2139 +
2160 2160  )))
2161 2161  
2162 2162  (((
2163 2163  (((
2164 -== 7.1 Downlink doesn't work, how to solve it? ==
2144 +== 6.1 Downlink doesn't work, how to solve it? ==
2165 2165  
2166 2166  
2167 2167  )))
... ... @@ -2174,8 +2174,9 @@
2174 2174  (((
2175 2175  
2176 2176  
2177 -== 7.2 Have trouble to upload image. ==
2178 2178  
2158 +== 6.2 Have trouble to upload image. ==
2159 +
2179 2179  
2180 2180  )))
2181 2181  
... ... @@ -2186,8 +2186,9 @@
2186 2186  (((
2187 2187  
2188 2188  
2189 -== 7.3 Why I can't join TTN in US915 /AU915 bands? ==
2190 2190  
2171 +== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2172 +
2191 2191  
2192 2192  )))
2193 2193  
... ... @@ -2196,9 +2196,10 @@
2196 2196  )))
2197 2197  
2198 2198  
2199 -= 8. Order Info =
2200 2200  
2182 += 7. Order Info =
2201 2201  
2184 +
2202 2202  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
2203 2203  
2204 2204  (% style="color:#4f81bd" %)**XXX:**
... ... @@ -2213,7 +2213,7 @@
2213 2213  * (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2214 2214  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2215 2215  
2216 -= 9. Packing Info =
2199 += 8. Packing Info =
2217 2217  
2218 2218  
2219 2219  **Package Includes**:
... ... @@ -2230,7 +2230,7 @@
2230 2230  * Package Size / pcs : 14.5 x 8 x 5 cm
2231 2231  * Weight / pcs : 170g
2232 2232  
2233 -= 10. Support =
2216 += 9. Support =
2234 2234  
2235 2235  
2236 2236  * (((
... ... @@ -2243,7 +2243,7 @@
2243 2243  
2244 2244  )))
2245 2245  
2246 -= 11. Reference​​​​​ =
2229 += 10. Reference​​​​​ =
2247 2247  
2248 2248  
2249 2249  * 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]]
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