Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 117.1 >
edited by Bei Jinggeng
on 2023/04/26 16:20
To version < 111.2 >
edited by Xiaoling
on 2023/01/29 11:26
>
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1 -XWiki.Bei
1 +XWiki.Xiaoling
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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  
187 +
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  
208 208  
199 +
209 209  == 1.5 Hardware Variants ==
210 210  
211 211  
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" %)(((
203 +(% border="1" style="background-color:#f7faff; width:500px" %)
204 +|(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
205 +|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
218 218  * 2 x Digital Input (Bi-direction)
219 219  * 2 x Digital Output
220 220  * 2 x Relay Output (5A@250VAC / 30VDC)
... ... @@ -224,6 +224,7 @@
224 224  )))
225 225  
226 226  
215 +
227 227  = 2. Power ON Device =
228 228  
229 229  
... ... @@ -280,7 +280,7 @@
280 280  Each LT is shipped with a sticker with the default device EUI as below:
281 281  )))
282 282  
283 -[[image:image-20230425173427-2.png]]
272 +[[image:1653297924498-393.png]]
284 284  
285 285  
286 286  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
... ... @@ -317,6 +317,8 @@
317 317  * (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
318 318  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
319 319  
309 +
310 +
320 320  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
321 321  
322 322  
... ... @@ -373,6 +373,8 @@
373 373  ** DO1 is high in case there is load between DO1 and V+.
374 374  ** DO1 LED is off in both case
375 375  
367 +
368 +
376 376  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
377 377  
378 378  
... ... @@ -769,6 +769,8 @@
769 769  
770 770  * (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
771 771  
765 +
766 +
772 772  === 3.4.1 Common Commands ===
773 773  
774 774  
... ... @@ -1121,7 +1121,7 @@
1121 1121  )))
1122 1122  
1123 1123  (((
1124 -[[image:image-20230426161322-1.png]]
1119 +[[image:image-20220524093724-9.png]]
1125 1125  )))
1126 1126  
1127 1127  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
... ... @@ -1540,9 +1540,9 @@
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.
1538 +**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.**
1540 +Note: DO pins go to float when device is power off.
1546 1546  
1547 1547  [[image:1653357531600-905.png]]
1548 1548  
... ... @@ -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**
1562 +**Red:  12~~24v**
1568 1568  
1569 -(% style="color:#ffc000" %)**Yellow:  4~~20mA**
1564 +**Yellow:  4~~20mA**
1570 1570  
1571 1571  **Black:  GND**
1572 1572  
... ... @@ -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.**
1927 +**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  )))
... ... @@ -1953,19 +1953,11 @@
1953 1953  )))
1954 1954  
1955 1955  
1956 -= 5. Case Study =
1951 += 5. FAQ =
1957 1957  
1958 -== 5.1 Counting how many objects pass in Flow Line ==
1953 +== 5.1 How to upgrade the image? ==
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]]?
1962 -
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  
... ... @@ -2008,7 +2008,7 @@
2008 2008  
2009 2009  (((
2010 2010  (((
2011 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
1996 +== 5.2 How to change the LoRa Frequency Bands/Region? ==
2012 2012  
2013 2013  
2014 2014  )))
... ... @@ -2021,7 +2021,7 @@
2021 2021  (((
2022 2022  
2023 2023  
2024 -== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2009 +== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2025 2025  
2026 2026  
2027 2027  )))
... ... @@ -2084,7 +2084,7 @@
2084 2084  [[image:1653360498588-932.png||height="485" width="726"]]
2085 2085  
2086 2086  
2087 -== 6.4 Can I see counting event in Serial? ==
2072 +== 5.4 Can I see counting event in Serial? ==
2088 2088  
2089 2089  
2090 2090  (((
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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? ==
2079 +== 5.5 Can i use point to point communication for LT-22222-L? ==
2095 2095  
2096 2096  
2097 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]].
... ... @@ -2100,7 +2100,7 @@
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? ==
2088 +== 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.
... ... @@ -2112,7 +2112,7 @@
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? ==
2100 +== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2116 2116  
2117 2117  
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:
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2121 2121  [[image:image-20221006170630-1.png||height="610" width="945"]]
2122 2122  
2123 2123  
2124 -== 6.8 Can LT22222-L save RO state? ==
2109 +== 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 =
2115 += 6. Trouble Shooting =
2131 2131  )))
2132 2132  
2133 2133  (((
2134 2134  (((
2135 -== 7.1 Downlink doesn't work, how to solve it? ==
2120 +== 6.1 Downlink doesn't work, how to solve it? ==
2136 2136  
2137 2137  
2138 2138  )))
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2145 2145  (((
2146 2146  
2147 2147  
2148 -== 7.2 Have trouble to upload image. ==
2133 +== 6.2 Have trouble to upload image. ==
2149 2149  
2150 2150  
2151 2151  )))
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2157 2157  (((
2158 2158  
2159 2159  
2160 -== 7.3 Why I can't join TTN in US915 /AU915 bands? ==
2145 +== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2161 2161  
2162 2162  
2163 2163  )))
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2167 2167  )))
2168 2168  
2169 2169  
2170 -= 8. Order Info =
2155 += 7. Order Info =
2171 2171  
2172 2172  
2173 2173  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
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2185 2185  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2186 2186  
2187 2187  
2188 -= 9. Packing Info =
2189 2189  
2174 += 8. Packing Info =
2190 2190  
2176 +
2191 2191  **Package Includes**:
2192 2192  
2193 2193  * LT-22222-L I/O Controller x 1
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2203 2203  * Weight / pcs : 170g
2204 2204  
2205 2205  
2206 -= 10. Support =
2207 2207  
2193 += 9. Support =
2208 2208  
2195 +
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  )))
... ... @@ -2216,7 +2216,7 @@
2216 2216  
2217 2217  )))
2218 2218  
2219 -= 11. Reference​​​​​ =
2206 += 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]]
... ... @@ -2223,3 +2223,4 @@
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 2225  
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