Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 118.5 >
edited by Xiaoling
on 2023/05/17 10:51
To version < 111.1 >
edited by Bei Jinggeng
on 2023/01/10 17:26
>
Change comment: There is no comment for this version

Summary

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Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Xiaoling
1 +XWiki.Bei
Content
... ... @@ -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.
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, smartphone detection, building automation, and so on.
30 30  )))
31 31  
32 32  (((
... ... @@ -176,43 +176,31 @@
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  
186 +
192 192  == 1.4  Applications ==
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  
197 +
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" %)(((
201 +(% border="1" style="background-color:#f7faff; width:500px" %)
202 +|(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
203 +|(% 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)
... ... @@ -221,6 +221,7 @@
221 221  * 1 x Counting Port
222 222  )))
223 223  
212 +
224 224  = 2. Power ON Device =
225 225  
226 226  
... ... @@ -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"]]
269 +[[image:1653297924498-393.png]]
281 281  
282 282  
283 283  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
... ... @@ -314,42 +314,23 @@
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  
306 +
317 317  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
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 -voltage
328 -)))|(((
329 -AVI2
330 -voltage
331 -)))|(((
332 -ACI1
333 -Current
334 -)))|(((
335 -ACI2
336 -Current
337 -)))|DIDORO*|(((
338 -Reserve
339 -)))|MOD
311 +The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
340 340  )))
341 341  
314 +[[image:image-20220523174024-3.png]]
342 342  
343 343  (((
344 344  
345 345  
346 346  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
347 -
348 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
349 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
350 -|RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
351 351  )))
352 352  
322 +[[image:image-20220523174254-4.png]]
353 353  
354 354  * RO is for relay. ROx=1 : close，ROx=0 always open.
355 355  * DI is for digital input. DIx=1: high or float, DIx=0: low.
... ... @@ -390,6 +390,7 @@
390 390  ** DO1 is high in case there is load between DO1 and V+.
391 391  ** DO1 LED is off in both case
392 392  
363 +
393 393  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
394 394  
395 395  
... ... @@ -399,28 +399,18 @@
399 399  
400 400  (((
401 401  Total : 11 bytes payload
373 +)))
402 402  
403 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
404 -|Size(bytes)|4|4|1|1|1
405 -|Value|COUNT1|COUNT2 |DIDORO*|(((
406 -Reserve
375 +[[image:image-20220523180452-3.png]]
407 407  
408 -
409 -)))|MOD
410 -)))
411 411  
412 412  (((
413 -
414 -
415 415  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
416 -
417 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
418 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
419 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
420 -
421 -RO is for relay. ROx=1 : close，ROx=0 always open.
422 422  )))
423 423  
382 +[[image:image-20220523180506-4.png]]
383 +
384 +* RO is for relay. ROx=1 : close，ROx=0 always open.
424 424  * FIRST: Indicate this is the first packet after join network.
425 425  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
426 426  
... ... @@ -478,14 +478,6 @@
478 478  
479 479  **LT22222-L**: This mode the DI1 is used as a counting pin.
480 480  
481 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
482 -|Size(bytes)|4|2|2|1|1|1
483 -|Value|COUNT1|(((
484 -ACI1 Current
485 -)))|(((
486 -ACI2 Current
487 -)))|DIDORO*|Reserve|MOD
488 -
489 489  [[image:image-20220523181246-5.png]]
490 490  
491 491  (((
... ... @@ -696,6 +696,7 @@
696 696  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
697 697  
698 698  
652 +
699 699  (% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
700 700  
701 701  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
... ... @@ -756,6 +756,7 @@
756 756  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
757 757  
758 758  
713 +
759 759  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
760 760  
761 761  [[image:image-20220524090456-4.png]]
... ... @@ -769,6 +769,7 @@
769 769  00000101: Means both DI1 and DI2 trigger are enabled.
770 770  
771 771  
727 +
772 772  (% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
773 773  
774 774  Downlink command to poll MOD6 status:
... ... @@ -804,6 +804,7 @@
804 804  
805 805  * (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
806 806  
763 +
807 807  === 3.4.1 Common Commands ===
808 808  
809 809  
... ... @@ -1103,9 +1103,8 @@
1103 1103  
1104 1104   Latching time. Unit: ms
1105 1105  
1063 +Note:
1106 1106  
1107 -(% style="color:red" %)**Note: **
1108 -
1109 1109   Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1110 1110  
1111 1111   Before Firmwre v1.6.0 the latch time only suport 2 bytes.
... ... @@ -1134,7 +1134,7 @@
1134 1134  
1135 1135  
1136 1136  
1137 -==== 3.4.2. 14 Relay ~-~- Control Relay Output RO1/RO2 ====
1093 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1138 1138  
1139 1139  
1140 1140  * (% style="color:#037691" %)**AT Command:**
... ... @@ -1156,7 +1156,7 @@
1156 1156  )))
1157 1157  
1158 1158  (((
1159 -[[image:image-20230426161322-1.png]]
1115 +[[image:image-20220524093724-9.png]]
1160 1160  )))
1161 1161  
1162 1162  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
... ... @@ -1194,9 +1194,8 @@
1194 1194  
1195 1195  (% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1196 1196  
1153 +Note:
1197 1197  
1198 -(% style="color:red" %)**Note:**
1199 -
1200 1200   Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1201 1201  
1202 1202   Before Firmwre v1.6.0 the latch time only suport 2 bytes.
... ... @@ -1575,9 +1575,9 @@
1575 1575  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1576 1576  
1577 1577  
1578 -(% style="color:blue" %)**NPN output**(%%): GND or Float. Max voltage can apply to output pin is 36v.
1533 +**NPN output**: GND or Float. Max voltage can apply to output pin is 36v.
1579 1579  
1580 -(% style="color:red" %)**Note: DO pins go to float when device is power off.**
1535 +Note: DO pins go to float when device is power off.
1581 1581  
1582 1582  [[image:1653357531600-905.png]]
1583 1583  
... ... @@ -1599,9 +1599,9 @@
1599 1599  
1600 1600  (% style="color:blue" %)**Specifications of the wind speed sensor:**
1601 1601  
1602 -(% style="color:red" %)**Red:  12~~24v**
1557 +**Red:  12~~24v**
1603 1603  
1604 -(% style="color:#ffc000" %)**Yellow:  4~~20mA**
1559 +**Yellow:  4~~20mA**
1605 1605  
1606 1606  **Black:  GND**
1607 1607  
... ... @@ -1964,7 +1964,7 @@
1964 1964  **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?
1965 1965  dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
1966 1966  
1967 -**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.**
1922 +**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**
1968 1968  
1969 1969  
1970 1970  )))
... ... @@ -1988,19 +1988,11 @@
1988 1988  )))
1989 1989  
1990 1990  
1991 -= 5. Case Study =
1946 += 5. FAQ =
1992 1992  
1993 -== 5.1 Counting how many objects pass in Flow Line ==
1948 +== 5.1 How to upgrade the image? ==
1994 1994  
1995 1995  
1996 -Reference Link: [[How to set up to count objects pass in flow line>>How to set up to count objects pass in flow line]]?
1997 -
1998 -
1999 -= 6. FAQ =
2000 -
2001 -== 6.1 How to upgrade the image? ==
2002 -
2003 -
2004 2004  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
2005 2005  
2006 2006  * Support new features
... ... @@ -2028,10 +2028,8 @@
2028 2028  
2029 2029   [[image:image-20220524103407-12.png]]
2030 2030  
2031 -
2032 2032  [[image:image-20220524103429-13.png]]
2033 2033  
2034 -
2035 2035  [[image:image-20220524104033-15.png]]
2036 2036  
2037 2037  
... ... @@ -2043,7 +2043,7 @@
2043 2043  
2044 2044  (((
2045 2045  (((
2046 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
1991 +== 5.2 How to change the LoRa Frequency Bands/Region? ==
2047 2047  
2048 2048  
2049 2049  )))
... ... @@ -2056,7 +2056,7 @@
2056 2056  (((
2057 2057  
2058 2058  
2059 -== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2004 +== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2060 2060  
2061 2061  
2062 2062  )))
... ... @@ -2119,20 +2119,14 @@
2119 2119  [[image:1653360498588-932.png||height="485" width="726"]]
2120 2120  
2121 2121  
2122 -== 6.4 How to change the uplink interval？ ==
2067 +== 5.4 Can I see counting event in Serial? ==
2123 2123  
2124 2124  
2125 -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/]]
2126 -
2127 -
2128 -== 6.5 Can I see counting event in Serial? ==
2129 -
2130 -
2131 2131  (((
2132 2132  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.
2133 2133  
2134 2134  
2135 -== 6.6 Can i use point to point communication for LT-22222-L? ==
2074 +== 5.5 Can i use point to point communication for LT-22222-L? ==
2136 2136  
2137 2137  
2138 2138  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]].
... ... @@ -2141,7 +2141,7 @@
2141 2141  )))
2142 2142  
2143 2143  (((
2144 -== 6.7 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2083 +== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2145 2145  
2146 2146  
2147 2147  If the device is not shut down, but directly powered off.
... ... @@ -2153,7 +2153,7 @@
2153 2153  After restart, the status before power failure will be read from flash.
2154 2154  
2155 2155  
2156 -== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2095 +== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2157 2157  
2158 2158  
2159 2159  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
... ... @@ -2162,18 +2162,18 @@
2162 2162  [[image:image-20221006170630-1.png||height="610" width="945"]]
2163 2163  
2164 2164  
2165 -== 6.9 Can LT22222-L save RO state? ==
2104 +== 5.8 Can LT22222-L save RO state? ==
2166 2166  
2167 2167  
2168 2168  Firmware version needs to be no less than 1.6.0.
2169 2169  
2170 2170  
2171 -= 7. Trouble Shooting =
2110 += 6. Trouble Shooting =
2172 2172  )))
2173 2173  
2174 2174  (((
2175 2175  (((
2176 -== 7.1 Downlink doesn't work, how to solve it? ==
2115 +== 6.1 Downlink doesn't work, how to solve it? ==
2177 2177  
2178 2178  
2179 2179  )))
... ... @@ -2186,7 +2186,7 @@
2186 2186  (((
2187 2187  
2188 2188  
2189 -== 7.2 Have trouble to upload image. ==
2128 +== 6.2 Have trouble to upload image. ==
2190 2190  
2191 2191  
2192 2192  )))
... ... @@ -2198,7 +2198,7 @@
2198 2198  (((
2199 2199  
2200 2200  
2201 -== 7.3 Why I can't join TTN in US915 /AU915 bands? ==
2140 +== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2202 2202  
2203 2203  
2204 2204  )))
... ... @@ -2208,7 +2208,7 @@
2208 2208  )))
2209 2209  
2210 2210  
2211 -= 8. Order Info =
2150 += 7. Order Info =
2212 2212  
2213 2213  
2214 2214  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
... ... @@ -2225,9 +2225,10 @@
2225 2225  * (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2226 2226  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2227 2227  
2228 -= 9. Packing Info =
2229 2229  
2168 += 8. Packing Info =
2230 2230  
2170 +
2231 2231  **Package Includes**:
2232 2232  
2233 2233  * LT-22222-L I/O Controller x 1
... ... @@ -2242,9 +2242,10 @@
2242 2242  * Package Size / pcs : 14.5 x 8 x 5 cm
2243 2243  * Weight / pcs : 170g
2244 2244  
2245 -= 10. Support =
2246 2246  
2186 += 9. Support =
2247 2247  
2188 +
2248 2248  * (((
2249 2249  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.
2250 2250  )))
... ... @@ -2255,9 +2255,11 @@
2255 2255  
2256 2256  )))
2257 2257  
2258 -= 11. Reference​​​​​ =
2199 += 10. Reference​​​​​ =
2259 2259  
2260 2260  
2261 2261  * 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]]
2262 2262  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2263 2263  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
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