Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 112.6 >
edited by Xiaoling
on 2023/04/24 11:38
To version < 107.1 >
edited by Bei Jinggeng
on 2022/11/18 10:08
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Xiaoling
1 +XWiki.Bei
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  
... ... @@ -176,41 +176,28 @@
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 -
193 193  == 1.4  Applications ==
194 194  
195 195  
196 196  * Smart Buildings & Home Automation
197 -
198 198  * Logistics and Supply Chain Management
199 -
200 200  * Smart Metering
201 -
202 202  * Smart Agriculture
203 -
204 204  * Smart Cities
205 -
206 206  * Smart Factory
207 207  
208 -
209 209  == 1.5 Hardware Variants ==
210 210  
211 211  
212 -(% border="1" style="background-color:#f2f2f2; width:500px" %)
213 -|(% style="width:103px;background-color:#D9E2F3;color:#0070C0" %)**Model**|(% style="width:131px;background-color:#D9E2F3;color:#0070C0" %)**Photo**|(% style="width:334px;background-color:#D9E2F3;color:#0070C0" %)**Description**
202 +(% border="1" style="background-color:#f7faff; width:500px" %)
203 +|(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
214 214  |(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
215 215  * 2 x Digital Input (Bi-direction)
216 216  * 2 x Digital Output
... ... @@ -220,7 +220,6 @@
220 220  * 1 x Counting Port
221 221  )))
222 222  
223 -
224 224  = 2. Power ON Device =
225 225  
226 226  
... ... @@ -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  
... ... @@ -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  
... ... @@ -314,7 +314,6 @@
314 314  * (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
315 315  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
316 316  
317 -
318 318  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
319 319  
320 320  
... ... @@ -444,6 +444,7 @@
444 444  )))
445 445  
446 446  
439 +
447 447  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
448 448  
449 449  
... ... @@ -490,6 +490,7 @@
490 490  )))
491 491  
492 492  
486 +
493 493  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
494 494  
495 495  
... ... @@ -558,6 +558,7 @@
558 558  )))
559 559  
560 560  
555 +
561 561  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
562 562  
563 563  
... ... @@ -605,6 +605,7 @@
605 605  )))
606 606  
607 607  
603 +
608 608  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
609 609  
610 610  
... ... @@ -659,6 +659,7 @@
659 659  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
660 660  
661 661  
658 +
662 662  (% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
663 663  
664 664  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
... ... @@ -719,6 +719,7 @@
719 719  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
720 720  
721 721  
719 +
722 722  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
723 723  
724 724  [[image:image-20220524090456-4.png]]
... ... @@ -732,6 +732,7 @@
732 732  00000101: Means both DI1 and DI2 trigger are enabled.
733 733  
734 734  
733 +
735 735  (% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
736 736  
737 737  Downlink command to poll MOD6 status:
... ... @@ -741,6 +741,7 @@
741 741  When device got this command, it will send the MOD6 payload.
742 742  
743 743  
743 +
744 744  === 3.3.7 Payload Decoder ===
745 745  
746 746  (((
... ... @@ -750,6 +750,7 @@
750 750  )))
751 751  
752 752  
753 +
753 753  == 3.4 ​Configure LT via AT or Downlink ==
754 754  
755 755  
... ... @@ -767,7 +767,6 @@
767 767  
768 768  * (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
769 769  
770 -
771 771  === 3.4.1 Common Commands ===
772 772  
773 773  
... ... @@ -776,6 +776,7 @@
776 776  )))
777 777  
778 778  
779 +
779 779  === 3.4.2 Sensor related commands ===
780 780  
781 781  
... ... @@ -854,6 +854,7 @@
854 854  
855 855  
856 856  
858 +
857 857  ==== 3.4.2.5 Poll trigger settings ====
858 858  
859 859  
... ... @@ -936,7 +936,7 @@
936 936  
937 937  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
938 938  
939 -(% 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)
940 940  
941 941  
942 942  
... ... @@ -1068,14 +1068,6 @@
1068 1068  
1069 1069   Latching time. Unit: ms
1070 1070  
1071 -
1072 -(% style="color:red" %)**Note: **
1073 -
1074 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1075 -
1076 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1077 -
1078 -
1079 1079  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1080 1080  
1081 1081  
... ... @@ -1099,7 +1099,7 @@
1099 1099  
1100 1100  
1101 1101  
1102 -==== 3.4.2. 14 Relay ~-~- Control Relay Output RO1/RO2 ====
1096 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1103 1103  
1104 1104  
1105 1105  * (% style="color:#037691" %)**AT Command:**
... ... @@ -1128,6 +1128,7 @@
1128 1128  
1129 1129  
1130 1130  
1125 +
1131 1131  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1132 1132  
1133 1133  
... ... @@ -1159,20 +1159,12 @@
1159 1159  
1160 1160  (% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1161 1161  
1162 -
1163 -(% style="color:red" %)**Note:**
1164 -
1165 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1166 -
1167 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1168 -
1169 -
1170 1170  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1171 1171  
1172 1172  
1173 1173  **Example payload:**
1174 1174  
1175 -**~1. 05 01 11 07 D0**
1162 +**~1. 05 01 11 07 D**
1176 1176  
1177 1177  Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1178 1178  
... ... @@ -1307,6 +1307,7 @@
1307 1307  
1308 1308  
1309 1309  
1297 +
1310 1310  ==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1311 1311  
1312 1312  
... ... @@ -1323,6 +1323,7 @@
1323 1323  
1324 1324  
1325 1325  
1314 +
1326 1326  ==== 3.4.2.25 Copy downlink to uplink ====
1327 1327  
1328 1328  
... ... @@ -1361,6 +1361,7 @@
1361 1361  [[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"]]
1362 1362  
1363 1363  
1353 +
1364 1364  == 3.5 Integrate with Mydevice ==
1365 1365  
1366 1366  
... ... @@ -1410,8 +1410,10 @@
1410 1410  [[image:image-20220524094909-5.png||height="341" width="734"]]
1411 1411  
1412 1412  
1403 +
1413 1413  == 3.6 Interface Detail ==
1414 1414  
1406 +
1415 1415  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1416 1416  
1417 1417  
... ... @@ -1420,6 +1420,7 @@
1420 1420  [[image:1653356991268-289.png]]
1421 1421  
1422 1422  
1415 +
1423 1423  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1424 1424  
1425 1425  
... ... @@ -1476,6 +1476,8 @@
1476 1476  
1477 1477  (((
1478 1478  
1472 +
1473 +
1479 1479  )))
1480 1480  
1481 1481  (((
... ... @@ -1507,6 +1507,8 @@
1507 1507  
1508 1508  (((
1509 1509  
1505 +
1506 +
1510 1510  )))
1511 1511  
1512 1512  (((
... ... @@ -1537,16 +1537,18 @@
1537 1537  )))
1538 1538  
1539 1539  
1537 +
1540 1540  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1541 1541  
1542 1542  
1543 -(% 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.
1544 1544  
1545 -(% 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.
1546 1546  
1547 1547  [[image:1653357531600-905.png]]
1548 1548  
1549 1549  
1548 +
1550 1550  === 3.6.4 Analog Input Interface ===
1551 1551  
1552 1552  
... ... @@ -1564,9 +1564,9 @@
1564 1564  
1565 1565  (% style="color:blue" %)**Specifications of the wind speed sensor:**
1566 1566  
1567 -(% style="color:red" %)**Red:  12~~24v**
1566 +**Red:  12~~24v**
1568 1568  
1569 -(% style="color:#ffc000" %)**Yellow:  4~~20mA**
1568 +**Yellow:  4~~20mA**
1570 1570  
1571 1571  **Black:  GND**
1572 1572  
... ... @@ -1578,6 +1578,7 @@
1578 1578  [[image:1653357648330-671.png||height="155" width="733"]]
1579 1579  
1580 1580  
1580 +
1581 1581  === 3.6.5 Relay Output ===
1582 1582  
1583 1583  
... ... @@ -1593,6 +1593,7 @@
1593 1593  [[image:image-20220524100215-10.png||height="382" width="723"]]
1594 1594  
1595 1595  
1596 +
1596 1596  == 3.7 LEDs Indicators ==
1597 1597  
1598 1598  
... ... @@ -1599,8 +1599,10 @@
1599 1599  [[image:image-20220524100748-11.png]]
1600 1600  
1601 1601  
1603 +
1602 1602  = 4. Use AT Command =
1603 1603  
1606 +
1604 1604  == 4.1 Access AT Command ==
1605 1605  
1606 1606  
... ... @@ -1811,8 +1811,10 @@
1811 1811  )))
1812 1812  
1813 1813  
1817 +
1814 1814  == 4.2 Common AT Command Sequence ==
1815 1815  
1820 +
1816 1816  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1817 1817  
1818 1818  (((
... ... @@ -1857,6 +1857,7 @@
1857 1857  )))
1858 1858  
1859 1859  
1865 +
1860 1860  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1861 1861  
1862 1862  (((
... ... @@ -1929,7 +1929,7 @@
1929 1929  **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?
1930 1930  dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
1931 1931  
1932 -**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**
1933 1933  
1934 1934  
1935 1935  )))
... ... @@ -1942,6 +1942,7 @@
1942 1942  
1943 1943  )))
1944 1944  
1951 +
1945 1945  === 4.2.3 Change to Class A ===
1946 1946  
1947 1947  
... ... @@ -1953,19 +1953,13 @@
1953 1953  )))
1954 1954  
1955 1955  
1956 -= 5. Case Study =
1957 1957  
1958 -== 5.1 Counting how many objects pass in Flow Line ==
1964 += 5. FAQ =
1959 1959  
1960 1960  
1961 -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? ==
1962 1962  
1963 1963  
1964 -= 6. FAQ =
1965 -
1966 -== 6.1 How to upgrade the image? ==
1967 -
1968 -
1969 1969  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1970 1970  
1971 1971  * Support new features
... ... @@ -1993,10 +1993,8 @@
1993 1993  
1994 1994   [[image:image-20220524103407-12.png]]
1995 1995  
1996 -
1997 1997  [[image:image-20220524103429-13.png]]
1998 1998  
1999 -
2000 2000  [[image:image-20220524104033-15.png]]
2001 2001  
2002 2002  
... ... @@ -2008,8 +2008,10 @@
2008 2008  
2009 2009  (((
2010 2010  (((
2011 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
2010 +
2012 2012  
2012 +== 5.2 How to change the LoRa Frequency Bands/Region? ==
2013 +
2013 2013  
2014 2014  )))
2015 2015  )))
... ... @@ -2021,8 +2021,9 @@
2021 2021  (((
2022 2022  
2023 2023  
2024 -== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2025 2025  
2026 +== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2027 +
2026 2026  
2027 2027  )))
2028 2028  
... ... @@ -2084,23 +2084,26 @@
2084 2084  [[image:1653360498588-932.png||height="485" width="726"]]
2085 2085  
2086 2086  
2087 -== 6.4 Can I see counting event in Serial? ==
2088 2088  
2090 +== 5.4 Can I see counting event in Serial? ==
2089 2089  
2092 +
2090 2090  (((
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  
2094 -== 6.5 Can i use point to point communication for LT-22222-L? ==
2095 2095  
2098 +== 5.5 Can i use point to point communication for LT-22222-L? ==
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]].
2098 2098  
2101 +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]].
2102 +
2103 +
2099 2099  
2100 2100  )))
2101 2101  
2102 2102  (((
2103 -== 6.6 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? ==
2104 2104  
2105 2105  
2106 2106  If the device is not shut down, but directly powered off.
... ... @@ -2112,9 +2112,10 @@
2112 2112  After restart, the status before power failure will be read from flash.
2113 2113  
2114 2114  
2115 -== 6.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2116 2116  
2121 +== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2117 2117  
2123 +
2118 2118  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2119 2119  
2120 2120  
... ... @@ -2121,18 +2121,21 @@
2121 2121  [[image:image-20221006170630-1.png||height="610" width="945"]]
2122 2122  
2123 2123  
2124 -== 6.8 Can LT22222-L save RO state? ==
2130 +== 5.8 Can LT22222-L save RO state? ==
2125 2125  
2126 2126  
2127 2127  Firmware version needs to be no less than 1.6.0.
2128 2128  
2129 2129  
2130 -= 7. Trouble Shooting =
2136 +
2137 += 6. Trouble Shooting =
2138 +
2139 +
2131 2131  )))
2132 2132  
2133 2133  (((
2134 2134  (((
2135 -== 7.1 Downlink doesn't work, how to solve it? ==
2144 +== 6.1 Downlink doesn't work, how to solve it? ==
2136 2136  
2137 2137  
2138 2138  )))
... ... @@ -2145,8 +2145,9 @@
2145 2145  (((
2146 2146  
2147 2147  
2148 -== 7.2 Have trouble to upload image. ==
2149 2149  
2158 +== 6.2 Have trouble to upload image. ==
2159 +
2150 2150  
2151 2151  )))
2152 2152  
... ... @@ -2157,8 +2157,9 @@
2157 2157  (((
2158 2158  
2159 2159  
2160 -== 7.3 Why I can't join TTN in US915 /AU915 bands? ==
2161 2161  
2171 +== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2172 +
2162 2162  
2163 2163  )))
2164 2164  
... ... @@ -2167,9 +2167,10 @@
2167 2167  )))
2168 2168  
2169 2169  
2170 -= 8. Order Info =
2171 2171  
2182 += 7. Order Info =
2172 2172  
2184 +
2173 2173  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
2174 2174  
2175 2175  (% style="color:#4f81bd" %)**XXX:**
... ... @@ -2184,10 +2184,9 @@
2184 2184  * (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2185 2185  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2186 2186  
2199 += 8. Packing Info =
2187 2187  
2188 -= 9. Packing Info =
2189 2189  
2190 -
2191 2191  **Package Includes**:
2192 2192  
2193 2193  * LT-22222-L I/O Controller x 1
... ... @@ -2202,10 +2202,9 @@
2202 2202  * Package Size / pcs : 14.5 x 8 x 5 cm
2203 2203  * Weight / pcs : 170g
2204 2204  
2216 += 9. Support =
2205 2205  
2206 -= 10. Support =
2207 2207  
2208 -
2209 2209  * (((
2210 2210  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.
2211 2211  )))
... ... @@ -2216,11 +2216,9 @@
2216 2216  
2217 2217  )))
2218 2218  
2219 -= 11. Reference​​​​​ =
2229 += 10. Reference​​​​​ =
2220 2220  
2221 2221  
2222 2222  * 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]]
2223 2223  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2224 2224  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2225 -
2226 -

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