<
From version < 110.2 >
edited by Xiaoling
on 2022/12/23 08:41
To version < 102.5 >
edited by Xiaoling
on 2022/10/29 10:07
>
Change comment: There is no comment for this version

Summary

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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  (((
... ... @@ -62,7 +62,7 @@
62 62  )))
63 63  
64 64  * (((
65 -STM32L072xxxx MCU
67 +STM32L072CZT6 MCU
66 66  )))
67 67  * (((
68 68  SX1276/78 Wireless Chip 
... ... @@ -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  
... ... @@ -229,8 +229,10 @@
229 229  [[image:1653297104069-180.png]]
230 230  
231 231  
235 +
232 232  = 3. Operation Mode =
233 233  
238 +
234 234  == 3.1 How it works? ==
235 235  
236 236  
... ... @@ -243,6 +243,7 @@
243 243  )))
244 244  
245 245  
251 +
246 246  == 3.2 Example to join LoRaWAN network ==
247 247  
248 248  
... ... @@ -294,6 +294,7 @@
294 294  [[image:1653298044601-602.png||height="405" width="709"]]
295 295  
296 296  
303 +
297 297  == 3.3 Uplink Payload ==
298 298  
299 299  
... ... @@ -308,6 +308,7 @@
308 308  
309 309  
310 310  
318 +
311 311  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
312 312  
313 313  
... ... @@ -366,6 +366,7 @@
366 366  
367 367  
368 368  
377 +
369 369  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
370 370  
371 371  
... ... @@ -439,6 +439,7 @@
439 439  )))
440 440  
441 441  
451 +
442 442  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
443 443  
444 444  
... ... @@ -485,6 +485,7 @@
485 485  )))
486 486  
487 487  
498 +
488 488  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
489 489  
490 490  
... ... @@ -553,6 +553,7 @@
553 553  )))
554 554  
555 555  
567 +
556 556  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
557 557  
558 558  
... ... @@ -600,6 +600,7 @@
600 600  )))
601 601  
602 602  
615 +
603 603  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
604 604  
605 605  
... ... @@ -739,6 +739,7 @@
739 739  When device got this command, it will send the MOD6 payload.
740 740  
741 741  
755 +
742 742  === 3.3.7 Payload Decoder ===
743 743  
744 744  (((
... ... @@ -748,6 +748,7 @@
748 748  )))
749 749  
750 750  
765 +
751 751  == 3.4 ​Configure LT via AT or Downlink ==
752 752  
753 753  
... ... @@ -775,8 +775,10 @@
775 775  )))
776 776  
777 777  
793 +
778 778  === 3.4.2 Sensor related commands ===
779 779  
796 +
780 780  ==== 3.4.2.1 Set Transmit Interval ====
781 781  
782 782  
... ... @@ -852,6 +852,7 @@
852 852  
853 853  
854 854  
872 +
855 855  ==== 3.4.2.5 Poll trigger settings ====
856 856  
857 857  
... ... @@ -934,7 +934,7 @@
934 934  
935 935  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
936 936  
937 -(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc)
955 +(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG1=aa,0x(bb cc)
938 938  
939 939  
940 940  
... ... @@ -1066,13 +1066,6 @@
1066 1066  
1067 1067   Latching time. Unit: ms
1068 1068  
1069 -Note:
1070 -
1071 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1072 -
1073 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1074 -
1075 -
1076 1076  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1077 1077  
1078 1078  
... ... @@ -1125,6 +1125,7 @@
1125 1125  
1126 1126  
1127 1127  
1139 +
1128 1128  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1129 1129  
1130 1130  
... ... @@ -1156,13 +1156,6 @@
1156 1156  
1157 1157  (% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1158 1158  
1159 -Note:
1160 -
1161 - Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1162 -
1163 - Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1164 -
1165 -
1166 1166  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1167 1167  
1168 1168  
... ... @@ -1254,14 +1254,14 @@
1254 1254  
1255 1255  
1256 1256  
1257 -==== 3.4.2.20 Reset save RO DO state ====
1262 +==== 3.4.2.20 Reset save DR DO state ====
1258 1258  
1259 1259  
1260 1260  * (% style="color:#037691" %)**AT Command:**
1261 1261  
1262 -(% style="color:blue" %)**AT+RODORESET=1    **(%%)~/~/ RODO will close when the device joining the network. (default)
1267 +(% style="color:blue" %)**AT+RODORET=1    **(%%)~/~/ RODO will close when the device joining the network. (default)
1263 1263  
1264 -(% 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.
1269 +(% 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.
1265 1265  
1266 1266  
1267 1267  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
... ... @@ -1303,6 +1303,7 @@
1303 1303  
1304 1304  
1305 1305  
1311 +
1306 1306  ==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1307 1307  
1308 1308  
... ... @@ -1319,6 +1319,7 @@
1319 1319  
1320 1320  
1321 1321  
1328 +
1322 1322  ==== 3.4.2.25 Copy downlink to uplink ====
1323 1323  
1324 1324  
... ... @@ -1357,6 +1357,7 @@
1357 1357  [[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"]]
1358 1358  
1359 1359  
1367 +
1360 1360  == 3.5 Integrate with Mydevice ==
1361 1361  
1362 1362  
... ... @@ -1406,8 +1406,10 @@
1406 1406  [[image:image-20220524094909-5.png||height="341" width="734"]]
1407 1407  
1408 1408  
1417 +
1409 1409  == 3.6 Interface Detail ==
1410 1410  
1420 +
1411 1411  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1412 1412  
1413 1413  
... ... @@ -1416,6 +1416,7 @@
1416 1416  [[image:1653356991268-289.png]]
1417 1417  
1418 1418  
1429 +
1419 1419  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1420 1420  
1421 1421  
... ... @@ -1472,6 +1472,8 @@
1472 1472  
1473 1473  (((
1474 1474  
1486 +
1487 +
1475 1475  )))
1476 1476  
1477 1477  (((
... ... @@ -1503,6 +1503,8 @@
1503 1503  
1504 1504  (((
1505 1505  
1519 +
1520 +
1506 1506  )))
1507 1507  
1508 1508  (((
... ... @@ -1533,16 +1533,16 @@
1533 1533  )))
1534 1534  
1535 1535  
1551 +
1536 1536  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1537 1537  
1538 1538  
1539 -**NPN output**: GND or Float. Max voltage can apply to output pin is 36v.
1555 +NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1540 1540  
1541 -Note: DO pins go to float when device is power off.
1542 -
1543 1543  [[image:1653357531600-905.png]]
1544 1544  
1545 1545  
1560 +
1546 1546  === 3.6.4 Analog Input Interface ===
1547 1547  
1548 1548  
... ... @@ -1574,13 +1574,12 @@
1574 1574  [[image:1653357648330-671.png||height="155" width="733"]]
1575 1575  
1576 1576  
1592 +
1577 1577  === 3.6.5 Relay Output ===
1578 1578  
1579 1579  
1580 1580  (((
1581 -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:
1582 -
1583 -**Note**: RO pins go to Open(NO) when device is power off.
1597 +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:
1584 1584  )))
1585 1585  
1586 1586  [[image:image-20220524100215-9.png]]
... ... @@ -1589,6 +1589,7 @@
1589 1589  [[image:image-20220524100215-10.png||height="382" width="723"]]
1590 1590  
1591 1591  
1606 +
1592 1592  == 3.7 LEDs Indicators ==
1593 1593  
1594 1594  
... ... @@ -1595,8 +1595,10 @@
1595 1595  [[image:image-20220524100748-11.png]]
1596 1596  
1597 1597  
1613 +
1598 1598  = 4. Use AT Command =
1599 1599  
1616 +
1600 1600  == 4.1 Access AT Command ==
1601 1601  
1602 1602  
... ... @@ -1807,8 +1807,10 @@
1807 1807  )))
1808 1808  
1809 1809  
1827 +
1810 1810  == 4.2 Common AT Command Sequence ==
1811 1811  
1830 +
1812 1812  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1813 1813  
1814 1814  (((
... ... @@ -1853,6 +1853,7 @@
1853 1853  )))
1854 1854  
1855 1855  
1875 +
1856 1856  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1857 1857  
1858 1858  (((
... ... @@ -1938,6 +1938,7 @@
1938 1938  
1939 1939  )))
1940 1940  
1961 +
1941 1941  === 4.2.3 Change to Class A ===
1942 1942  
1943 1943  
... ... @@ -1949,8 +1949,10 @@
1949 1949  )))
1950 1950  
1951 1951  
1973 +
1952 1952  = 5. FAQ =
1953 1953  
1976 +
1954 1954  == 5.1 How to upgrade the image? ==
1955 1955  
1956 1956  
... ... @@ -1994,6 +1994,8 @@
1994 1994  
1995 1995  (((
1996 1996  (((
2020 +
2021 +
1997 1997  == 5.2 How to change the LoRa Frequency Bands/Region? ==
1998 1998  
1999 1999  
... ... @@ -2007,6 +2007,7 @@
2007 2007  (((
2008 2008  
2009 2009  
2035 +
2010 2010  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2011 2011  
2012 2012  
... ... @@ -2070,6 +2070,7 @@
2070 2070  [[image:1653360498588-932.png||height="485" width="726"]]
2071 2071  
2072 2072  
2099 +
2073 2073  == 5.4 Can I see counting event in Serial? ==
2074 2074  
2075 2075  
... ... @@ -2077,11 +2077,13 @@
2077 2077  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.
2078 2078  
2079 2079  
2107 +
2080 2080  == 5.5 Can i use point to point communication for LT-22222-L? ==
2081 2081  
2082 2082  
2083 -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]].
2111 +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]].
2084 2084  
2113 +
2085 2085  
2086 2086  )))
2087 2087  
... ... @@ -2098,6 +2098,7 @@
2098 2098  After restart, the status before power failure will be read from flash.
2099 2099  
2100 2100  
2130 +
2101 2101  == 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2102 2102  
2103 2103  
... ... @@ -2107,13 +2107,10 @@
2107 2107  [[image:image-20221006170630-1.png||height="610" width="945"]]
2108 2108  
2109 2109  
2110 -== 5.8 Can LT22222-L save RO state? ==
2111 2111  
2112 -
2113 -Firmware version needs to be no less than 1.6.0.
2114 -
2115 -
2116 2116  = 6. Trouble Shooting =
2142 +
2143 +
2117 2117  )))
2118 2118  
2119 2119  (((
... ... @@ -2131,6 +2131,7 @@
2131 2131  (((
2132 2132  
2133 2133  
2161 +
2134 2134  == 6.2 Have trouble to upload image. ==
2135 2135  
2136 2136  
... ... @@ -2143,6 +2143,7 @@
2143 2143  (((
2144 2144  
2145 2145  
2174 +
2146 2146  == 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2147 2147  
2148 2148  
... ... @@ -2153,6 +2153,7 @@
2153 2153  )))
2154 2154  
2155 2155  
2185 +
2156 2156  = 7. Order Info =
2157 2157  
2158 2158  
... ... @@ -2201,6 +2201,7 @@
2201 2201  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]]
2202 2202  
2203 2203  
2234 +
2204 2204  
2205 2205  )))
2206 2206  
... ... @@ -2210,6 +2210,3 @@
2210 2210  * 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]]
2211 2211  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2212 2212  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2213 -
2214 -
2215 -
image-20221112174847-1.png
Author
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1 -XWiki.Xiaoling
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