<
From version < 102.4 >
edited by Xiaoling
on 2022/10/29 10:05
To version < 112.3 >
edited by Xiaoling
on 2023/03/31 09:39
>
Change comment: There is no comment for this version

Summary

Details

Page properties
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  (((
... ... @@ -64,7 +64,7 @@
64 64  )))
65 65  
66 66  * (((
67 -STM32L072CZT6 MCU
65 +STM32L072xxxx MCU
68 68  )))
69 69  * (((
70 70  SX1276/78 Wireless Chip 
... ... @@ -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  
... ... @@ -186,9 +186,6 @@
186 186  * Firmware upgradable via program port
187 187  * Counting
188 188  
189 -
190 -
191 -
192 192  == 1.4  Applications ==
193 193  
194 194  
... ... @@ -199,9 +199,6 @@
199 199  * Smart Cities
200 200  * Smart Factory
201 201  
202 -
203 -
204 -
205 205  == 1.5 Hardware Variants ==
206 206  
207 207  
... ... @@ -216,8 +216,6 @@
216 216  * 1 x Counting Port
217 217  )))
218 218  
219 -
220 -
221 221  = 2. Power ON Device =
222 222  
223 223  
... ... @@ -234,10 +234,8 @@
234 234  [[image:1653297104069-180.png]]
235 235  
236 236  
237 -
238 238  = 3. Operation Mode =
239 239  
240 -
241 241  == 3.1 How it works? ==
242 242  
243 243  
... ... @@ -250,7 +250,6 @@
250 250  )))
251 251  
252 252  
253 -
254 254  == 3.2 Example to join LoRaWAN network ==
255 255  
256 256  
... ... @@ -302,7 +302,6 @@
302 302  [[image:1653298044601-602.png||height="405" width="709"]]
303 303  
304 304  
305 -
306 306  == 3.3 Uplink Payload ==
307 307  
308 308  
... ... @@ -444,7 +444,6 @@
444 444  )))
445 445  
446 446  
447 -
448 448  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
449 449  
450 450  
... ... @@ -491,7 +491,6 @@
491 491  )))
492 492  
493 493  
494 -
495 495  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
496 496  
497 497  
... ... @@ -560,7 +560,6 @@
560 560  )))
561 561  
562 562  
563 -
564 564  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
565 565  
566 566  
... ... @@ -608,7 +608,6 @@
608 608  )))
609 609  
610 610  
611 -
612 612  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
613 613  
614 614  
... ... @@ -663,7 +663,6 @@
663 663  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
664 664  
665 665  
666 -
667 667  (% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
668 668  
669 669  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
... ... @@ -724,7 +724,6 @@
724 724  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
725 725  
726 726  
727 -
728 728  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
729 729  
730 730  [[image:image-20220524090456-4.png]]
... ... @@ -738,7 +738,6 @@
738 738  00000101: Means both DI1 and DI2 trigger are enabled.
739 739  
740 740  
741 -
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:
... ... @@ -748,7 +748,6 @@
748 748  When device got this command, it will send the MOD6 payload.
749 749  
750 750  
751 -
752 752  === 3.3.7 Payload Decoder ===
753 753  
754 754  (((
... ... @@ -758,7 +758,6 @@
758 758  )))
759 759  
760 760  
761 -
762 762  == 3.4 ​Configure LT via AT or Downlink ==
763 763  
764 764  
... ... @@ -776,9 +776,6 @@
776 776  
777 777  * (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
778 778  
779 -
780 -
781 -
782 782  === 3.4.1 Common Commands ===
783 783  
784 784  
... ... @@ -787,10 +787,8 @@
787 787  )))
788 788  
789 789  
790 -
791 791  === 3.4.2 Sensor related commands ===
792 792  
793 -
794 794  ==== 3.4.2.1 Set Transmit Interval ====
795 795  
796 796  
... ... @@ -866,7 +866,6 @@
866 866  
867 867  
868 868  
869 -
870 870  ==== 3.4.2.5 Poll trigger settings ====
871 871  
872 872  
... ... @@ -949,7 +949,7 @@
949 949  
950 950  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
951 951  
952 -(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG1=aa,0x(bb cc)
922 +(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc)
953 953  
954 954  
955 955  
... ... @@ -1081,6 +1081,14 @@
1081 1081  
1082 1082   Latching time. Unit: ms
1083 1083  
1054 +
1055 +(% style="color:red" %)**Note: **
1056 +
1057 + Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1058 +
1059 + Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1060 +
1061 +
1084 1084  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1085 1085  
1086 1086  
... ... @@ -1104,7 +1104,7 @@
1104 1104  
1105 1105  
1106 1106  
1107 -==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1085 +==== 3.4.2. 14 Relay ~-~- Control Relay Output RO1/RO2 ====
1108 1108  
1109 1109  
1110 1110  * (% style="color:#037691" %)**AT Command:**
... ... @@ -1133,7 +1133,6 @@
1133 1133  
1134 1134  
1135 1135  
1136 -
1137 1137  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1138 1138  
1139 1139  
... ... @@ -1165,12 +1165,20 @@
1165 1165  
1166 1166  (% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1167 1167  
1145 +
1146 +(% style="color:red" %)**Note:**
1147 +
1148 + Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1149 +
1150 + Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1151 +
1152 +
1168 1168  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1169 1169  
1170 1170  
1171 1171  **Example payload:**
1172 1172  
1173 -**~1. 05 01 11 07 D**
1158 +**~1. 05 01 11 07 D0**
1174 1174  
1175 1175  Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1176 1176  
... ... @@ -1256,14 +1256,14 @@
1256 1256  
1257 1257  
1258 1258  
1259 -==== 3.4.2.20 Reset save DR DO state ====
1244 +==== 3.4.2.20 Reset save RO DO state ====
1260 1260  
1261 1261  
1262 1262  * (% style="color:#037691" %)**AT Command:**
1263 1263  
1264 -(% style="color:blue" %)**AT+RODORET=1    **(%%)~/~/ RODO will close when the device joining the network. (default)
1249 +(% style="color:blue" %)**AT+RODORESET=1    **(%%)~/~/ RODO will close when the device joining the network. (default)
1265 1265  
1266 -(% 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.
1251 +(% 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 1267  
1268 1268  
1269 1269  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
... ... @@ -1305,7 +1305,6 @@
1305 1305  
1306 1306  
1307 1307  
1308 -
1309 1309  ==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1310 1310  
1311 1311  
... ... @@ -1322,7 +1322,6 @@
1322 1322  
1323 1323  
1324 1324  
1325 -
1326 1326  ==== 3.4.2.25 Copy downlink to uplink ====
1327 1327  
1328 1328  
... ... @@ -1361,7 +1361,6 @@
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  
1364 -
1365 1365  == 3.5 Integrate with Mydevice ==
1366 1366  
1367 1367  
... ... @@ -1411,10 +1411,8 @@
1411 1411  [[image:image-20220524094909-5.png||height="341" width="734"]]
1412 1412  
1413 1413  
1414 -
1415 1415  == 3.6 Interface Detail ==
1416 1416  
1417 -
1418 1418  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1419 1419  
1420 1420  
... ... @@ -1423,7 +1423,6 @@
1423 1423  [[image:1653356991268-289.png]]
1424 1424  
1425 1425  
1426 -
1427 1427  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1428 1428  
1429 1429  
... ... @@ -1480,8 +1480,6 @@
1480 1480  
1481 1481  (((
1482 1482  
1483 -
1484 -
1485 1485  )))
1486 1486  
1487 1487  (((
... ... @@ -1513,8 +1513,6 @@
1513 1513  
1514 1514  (((
1515 1515  
1516 -
1517 -
1518 1518  )))
1519 1519  
1520 1520  (((
... ... @@ -1545,16 +1545,16 @@
1545 1545  )))
1546 1546  
1547 1547  
1548 -
1549 1549  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1550 1550  
1551 1551  
1552 -NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1526 +**(% style="color:blue" %)NPN output**: GND or Float. Max voltage can apply to output pin is 36v.
1553 1553  
1528 +**(% style="color:red" %)Note: DO pins go to float when device is power off.**
1529 +
1554 1554  [[image:1653357531600-905.png]]
1555 1555  
1556 1556  
1557 -
1558 1558  === 3.6.4 Analog Input Interface ===
1559 1559  
1560 1560  
... ... @@ -1586,12 +1586,13 @@
1586 1586  [[image:1653357648330-671.png||height="155" width="733"]]
1587 1587  
1588 1588  
1589 -
1590 1590  === 3.6.5 Relay Output ===
1591 1591  
1592 1592  
1593 1593  (((
1594 -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:
1568 +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:
1569 +
1570 +**Note**: RO pins go to Open(NO) when device is power off.
1595 1595  )))
1596 1596  
1597 1597  [[image:image-20220524100215-9.png]]
... ... @@ -1600,7 +1600,6 @@
1600 1600  [[image:image-20220524100215-10.png||height="382" width="723"]]
1601 1601  
1602 1602  
1603 -
1604 1604  == 3.7 LEDs Indicators ==
1605 1605  
1606 1606  
... ... @@ -1607,10 +1607,8 @@
1607 1607  [[image:image-20220524100748-11.png]]
1608 1608  
1609 1609  
1610 -
1611 1611  = 4. Use AT Command =
1612 1612  
1613 -
1614 1614  == 4.1 Access AT Command ==
1615 1615  
1616 1616  
... ... @@ -1821,10 +1821,8 @@
1821 1821  )))
1822 1822  
1823 1823  
1824 -
1825 1825  == 4.2 Common AT Command Sequence ==
1826 1826  
1827 -
1828 1828  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1829 1829  
1830 1830  (((
... ... @@ -1869,7 +1869,6 @@
1869 1869  )))
1870 1870  
1871 1871  
1872 -
1873 1873  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1874 1874  
1875 1875  (((
... ... @@ -1942,7 +1942,7 @@
1942 1942  **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?
1943 1943  dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
1944 1944  
1945 -**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**
1915 +**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.**
1946 1946  
1947 1947  
1948 1948  )))
... ... @@ -1955,7 +1955,6 @@
1955 1955  
1956 1956  )))
1957 1957  
1958 -
1959 1959  === 4.2.3 Change to Class A ===
1960 1960  
1961 1961  
... ... @@ -1967,13 +1967,19 @@
1967 1967  )))
1968 1968  
1969 1969  
1939 += 5. Case Study =
1970 1970  
1971 -= 5. FAQ =
1941 +== 5.1 Counting how many objects pass in Flow Line ==
1972 1972  
1973 1973  
1974 -== 5.1 How to upgrade the image? ==
1944 +Reference Link: [[How to set up to count objects pass in flow line>>How to set up to count objects pass in flow line]]?
1975 1975  
1976 1976  
1947 += 6. FAQ =
1948 +
1949 +== 6.1 How to upgrade the image? ==
1950 +
1951 +
1977 1977  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1978 1978  
1979 1979  * Support new features
... ... @@ -2001,8 +2001,10 @@
2001 2001  
2002 2002   [[image:image-20220524103407-12.png]]
2003 2003  
1979 +
2004 2004  [[image:image-20220524103429-13.png]]
2005 2005  
1982 +
2006 2006  [[image:image-20220524104033-15.png]]
2007 2007  
2008 2008  
... ... @@ -2014,10 +2014,8 @@
2014 2014  
2015 2015  (((
2016 2016  (((
2017 -
1994 +== 6.2 How to change the LoRa Frequency Bands/Region? ==
2018 2018  
2019 -== 5.2 How to change the LoRa Frequency Bands/Region? ==
2020 -
2021 2021  
2022 2022  )))
2023 2023  )))
... ... @@ -2029,9 +2029,8 @@
2029 2029  (((
2030 2030  
2031 2031  
2007 +== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2032 2032  
2033 -== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2034 -
2035 2035  
2036 2036  )))
2037 2037  
... ... @@ -2093,26 +2093,23 @@
2093 2093  [[image:1653360498588-932.png||height="485" width="726"]]
2094 2094  
2095 2095  
2070 +== 6.4 Can I see counting event in Serial? ==
2096 2096  
2097 -== 5.4 Can I see counting event in Serial? ==
2098 2098  
2099 -
2100 2100  (((
2101 2101  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.
2102 2102  
2103 2103  
2077 +== 6.5 Can i use point to point communication for LT-22222-L? ==
2104 2104  
2105 -== 5.5 Can i use point to point communication for LT-22222-L? ==
2106 2106  
2080 +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]].
2107 2107  
2108 -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]].
2109 -
2110 -
2111 2111  
2112 2112  )))
2113 2113  
2114 2114  (((
2115 -== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2086 +== 6.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2116 2116  
2117 2117  
2118 2118  If the device is not shut down, but directly powered off.
... ... @@ -2124,10 +2124,9 @@
2124 2124  After restart, the status before power failure will be read from flash.
2125 2125  
2126 2126  
2098 +== 6.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2127 2127  
2128 -== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2129 2129  
2130 -
2131 2131  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2132 2132  
2133 2133  
... ... @@ -2134,15 +2134,18 @@
2134 2134  [[image:image-20221006170630-1.png||height="610" width="945"]]
2135 2135  
2136 2136  
2107 +== 6.8 Can LT22222-L save RO state? ==
2137 2137  
2138 -= 6. Trouble Shooting =
2139 2139  
2140 -
2110 +Firmware version needs to be no less than 1.6.0.
2111 +
2112 +
2113 += 7. Trouble Shooting =
2141 2141  )))
2142 2142  
2143 2143  (((
2144 2144  (((
2145 -== 6.1 Downlink doesn't work, how to solve it? ==
2118 +== 7.1 Downlink doesn't work, how to solve it? ==
2146 2146  
2147 2147  
2148 2148  )))
... ... @@ -2155,9 +2155,8 @@
2155 2155  (((
2156 2156  
2157 2157  
2131 +== 7.2 Have trouble to upload image. ==
2158 2158  
2159 -== 6.2 Have trouble to upload image. ==
2160 -
2161 2161  
2162 2162  )))
2163 2163  
... ... @@ -2168,9 +2168,8 @@
2168 2168  (((
2169 2169  
2170 2170  
2143 +== 7.3 Why I can't join TTN in US915 /AU915 bands? ==
2171 2171  
2172 -== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2173 -
2174 2174  
2175 2175  )))
2176 2176  
... ... @@ -2179,10 +2179,9 @@
2179 2179  )))
2180 2180  
2181 2181  
2153 += 8. Order Info =
2182 2182  
2183 -= 7. Order Info =
2184 2184  
2185 -
2186 2186  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
2187 2187  
2188 2188  (% style="color:#4f81bd" %)**XXX:**
... ... @@ -2199,10 +2199,9 @@
2199 2199  
2200 2200  
2201 2201  
2172 += 9. Packing Info =
2202 2202  
2203 -= 8. Packing Info =
2204 2204  
2205 -
2206 2206  **Package Includes**:
2207 2207  
2208 2208  * LT-22222-L I/O Controller x 1
... ... @@ -2210,6 +2210,7 @@
2210 2210  * Bracket for controller x1
2211 2211  * Program cable x 1
2212 2212  
2182 +
2213 2213  **Dimension and weight**:
2214 2214  
2215 2215  * Device Size: 13.5 x 7 x 3 cm
... ... @@ -2219,10 +2219,9 @@
2219 2219  
2220 2220  
2221 2221  
2192 += 10. Support =
2222 2222  
2223 -= 9. Support =
2224 2224  
2225 -
2226 2226  * (((
2227 2227  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.
2228 2228  )))
... ... @@ -2230,13 +2230,14 @@
2230 2230  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]]
2231 2231  
2232 2232  
2233 -
2234 2234  
2235 2235  )))
2236 2236  
2237 -= 10. Reference​​​​​ =
2205 += 11. Reference​​​​​ =
2238 2238  
2239 2239  
2240 2240  * 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]]
2241 2241  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2242 2242  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2211 +
2212 +
image-20221112174847-1.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
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