Last modified by Saxer Lin on 2025/04/15 17:24
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From version < 7.1 >
edited by Xiaoling
on 2022/05/23 17:25
To version < 13.3 >
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... ... @@ -110,109 +110,82 @@
110 110  * 1 x Counting Port
111 111  )))
112 112  
113 -2.
113 += 2. Power ON Device =
114 114  
115 115  The LT controller can be powered by 7 ~~ 24V DC power source. Connect VIN to Power Input V+ and GND to power input V- to power the LT controller.
116 116  
117 +(((
117 117  PWR will on when device is properly powered.
119 +)))
118 118  
119 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image004.png]]
121 +[[image:1653297104069-180.png]]
120 120  
123 += 3. Operation Mode =
121 121  
125 +== 3.1 How it works? ==
122 122  
127 +The LT is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the LT. It will auto join the network via OTAA. For LT-22222-L, the LED will show the Join status: After power on **TX LED** will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. **TX LED** will be on for 5 seconds after joined in network. When there is message from server, the **RX LED** will be on for 1 second. 
123 123  
124 -
125 -1. Operation Mode
126 -11. How it works?
127 -
128 -The LT is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the LT. It will auto join the network via OTAA. For LT-22222-L, the LED will show the Join status: After power on TX LED will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. TX LED will be on for 5 seconds after joined in network. When there is message from server, the RX LED will be on for 1 second. 
129 -
130 -
131 131  In case user can’t set the OTAA keys in the network server and has to use the existing keys from server. User can [[use AT Command>>path:#AT_Command]] to set the keys in the devices.
132 132  
131 +3.2 Example to join LoRaWAN network
133 133  
134 -1.
135 -11. Example to join LoRaWAN network
136 -
137 137  This chapter shows an example for how to join the TTN LoRaWAN Network. Below is the network structure, we use our LG308 as LoRaWAN gateway here.
138 138  
139 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image005.png]]
135 +[[image:image-20220523172350-1.png||height="266" width="864"]]
140 140  
141 141  
138 +(((
142 142  The LG308 is already set to connect to [[TTN network >>url:https://www.thethingsnetwork.org/]]. So what we need to do now is only configure register this device to TTN:
140 +)))
143 143  
142 +(((
144 144  **Step 1**: Create a device in TTN with the OTAA keys from LT IO controller.
144 +)))
145 145  
146 +(((
146 146  Each LT is shipped with a sticker with the default device EUI as below:
148 +)))
147 147  
148 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image006.png]]
150 +[[image:1653297924498-393.png]]
149 149  
150 -
151 -
152 -
153 153  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
154 154  
155 155  Add APP EUI in the application.
156 156  
157 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image007.png]]
156 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image007.png]][[image:1653297955910-247.png||height="321" width="716"]]
158 158  
159 159  Add APP KEY and DEV EUI
160 160  
161 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image008.png]]
160 +[[image:1653298023685-319.png]]
162 162  
162 +(((
163 163  **Step 2**: Power on LT and it will auto join to the TTN network. After join success, it will start to upload message to TTN and user can see in the panel.
164 +)))
164 164  
165 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image009.png]]
166 +[[image:1653298044601-602.png||height="405" width="709"]]
166 166  
168 +== [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image009.png]]3.3 Uplink Payload ==
167 167  
168 -1.
169 -11. Uplink Payload
170 -
171 171  There are five working modes + one interrupt mode on LT for different type application:
172 172  
173 -* [[MOD1>>path:#MOD1]]: (default setting): 2 x ACI + 2AVI + DI + DO + RO
174 -* [[MOD2>>path:#MOD2]]: Double DI Counting + DO + RO
175 -* [[MOD3>>path:#MOD3]]: Single DI Counting + 2 x ACI + DO + RO
176 -* [[MOD4>>path:#MOD4]]: Single DI Counting + 1 x Voltage Counting + DO + RO
177 -* [[MOD5>>path:#MOD5]]: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
178 -* [[ADDMOD6>>path:#MOD6]]: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
172 +* **MOD1**: (default setting): 2 x ACI + 2AVI + DI + DO + RO
173 +* **MOD2**: Double DI Counting + DO + RO
174 +* **MOD3**: Single DI Counting + 2 x ACI + DO + RO
175 +* **MOD4**: Single DI Counting + 1 x Voltage Counting + DO + RO
176 +* **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
177 +* **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
179 179  
179 +=== 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
180 180  
181 -1.
182 -11.
183 -111. AT+MOD=1, 2ACI+2AVI
184 -
185 185  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
186 186  
183 +[[image:image-20220523174024-3.png]]
187 187  
188 -|Size(bytes)|2|2|2|2|1|1|1
189 -|Value|(((
190 -AVI1
191 191  
192 -voltage
193 -)))|(((
194 -AVI2
195 -
196 -voltage
197 -)))|(((
198 -ACI1
199 -
200 -Current
201 -)))|(((
202 -ACI2
203 -
204 -Current
205 -)))|DIDORO*|(((
206 -Reserve
207 -
208 -
209 -)))|MOD
210 -
211 -
212 212  **DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
213 213  
214 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
215 -|RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
188 +[[image:image-20220523174254-4.png]]
216 216  
217 217  * RO is for relay. ROx=1 : close，ROx=0 always open.
218 218  * DI is for digital input. DIx=1: high or float, DIx=0: low.
... ... @@ -273,6 +273,7 @@
273 273  
274 274  Total : 11 bytes payload
275 275  
249 +(% border="1" style="background-color:#f7faff" %)
276 276  |Size(bytes)|4|4|1|1|1
277 277  |Value|COUNT1|COUNT2 |DIDORO*|(((
278 278  Reserve
... ... @@ -283,6 +283,7 @@
283 283  
284 284  **DIDORO** is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
285 285  
260 +(% border="1" style="background-color:#f7faff" %)
286 286  |bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
287 287  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
288 288  
... ... @@ -344,6 +344,7 @@
344 344  **LT22222-L**: This mode the DI1 is used as a counting pin.
345 345  
346 346  
322 +(% border="1" style="background-color:#f7faff" %)
347 347  |Size(bytes)|4|2|2|1|1|1
348 348  |Value|COUNT1|(((
349 349  ACI1
... ... @@ -358,6 +358,7 @@
358 358  
359 359  **DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
360 360  
337 +(% border="1" style="background-color:#f7faff" %)
361 361  |bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
362 362  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
363 363  
... ... @@ -392,6 +392,7 @@
392 392  The AVI1 is also used for counting. AVI1 is used to monitor the voltage. It will check the voltage **every 60s**, if voltage is higher or lower than VOLMAX mV, the AVI1 Counting increase 1, so AVI1 counting can be used to measure a machine working hour.
393 393  
394 394  
372 +(% border="1" style="background-color:#f7faff" %)
395 395  |Size(bytes)|4|4|1|1|1
396 396  |Value|COUNT1|AVI1 Counting|DIDORO*|(((
397 397  Reserve
... ... @@ -402,6 +402,7 @@
402 402  
403 403  **DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
404 404  
383 +(% border="1" style="background-color:#f7faff" %)
405 405  |bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
406 406  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
407 407  
... ... @@ -444,6 +444,7 @@
444 444  **LT22222-L**: This mode the DI1 is used as a counting pin.
445 445  
446 446  
426 +(% border="1" style="background-color:#f7faff" %)
447 447  |Size(bytes)|2|2|2|2|1|1|1
448 448  |Value|(((
449 449  AVI1
... ... @@ -467,6 +467,7 @@
467 467  
468 468  **DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
469 469  
450 +(% border="1" style="background-color:#f7faff" %)
470 470  |bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
471 471  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
472 472  
... ... @@ -579,6 +579,7 @@
579 579  
580 580  MOD6 Payload : total 11 bytes payload
581 581  
563 +(% border="1" style="background-color:#f7faff" %)
582 582  |Size(bytes)|1|1|1|6|1|1
583 583  |Value|(((
584 584  TRI_A
... ... @@ -602,6 +602,7 @@
602 602  
603 603  **TRI FLAG1** is a combination to show if trigger is set for this part. Totally 1byte as below
604 604  
587 +(% border="1" style="background-color:#f7faff" %)
605 605  |bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
606 606  |(((
607 607  AV1_
... ... @@ -646,6 +646,7 @@
646 646  
647 647  **TRI Status1** is a combination to show which condition is trigger. Totally 1byte as below
648 648  
632 +(% border="1" style="background-color:#f7faff" %)
649 649  |bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
650 650  |(((
651 651  AV1_
... ... @@ -692,6 +692,7 @@
692 692  
693 693  **TRI_DI FLAG+STA **is a combination to show which condition is trigger. Totally 1byte as below
694 694  
679 +(% border="1" style="background-color:#f7faff" %)
695 695  |bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
696 696  |N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
697 697  
... ... @@ -951,6 +951,7 @@
951 951  
952 952  01: Low,  00: High ,  11: No action
953 953  
939 +(% border="1" style="background-color:#f7faff" %)
954 954  |Downlink Code|DO1|DO2|DO3
955 955  |02  01  00  11|Low|High|No Action
956 956  |02  00  11  01|High|No Action|Low
... ... @@ -988,6 +988,7 @@
988 988  
989 989  **Third Byte**: Control Method and Ports status:
990 990  
977 +(% border="1" style="background-color:#f7faff" %)
991 991  |Second Byte|Status
992 992  |0x01|DO1 set to low
993 993  |0x00|DO1 set to high
... ... @@ -996,6 +996,7 @@
996 996  
997 997  **Fourth Byte**: Control Method and Ports status:
998 998  
986 +(% border="1" style="background-color:#f7faff" %)
999 999  |Second Byte|Status
1000 1000  |0x01|DO2 set to low
1001 1001  |0x00|DO2 set to high
... ... @@ -1004,6 +1004,7 @@
1004 1004  
1005 1005  **Fifth Byte**: Control Method and Ports status:
1006 1006  
995 +(% border="1" style="background-color:#f7faff" %)
1007 1007  |Second Byte|Status
1008 1008  |0x01|DO3 set to low
1009 1009  |0x00|DO3 set to high
... ... @@ -1056,6 +1056,7 @@
1056 1056  
1057 1057  01: Close ,  00: Open , 11: No action
1058 1058  
1048 +(% border="1" style="background-color:#f7faff" %)
1059 1059  |Downlink Code|RO1|RO2
1060 1060  |03  00  11|Open|No Action
1061 1061  |03  01  11|Close|No Action
... ... @@ -1093,6 +1093,7 @@
1093 1093  
1094 1094  **Third Byte(bb)**: Control Method and Ports status:
1095 1095  
1086 +(% border="1" style="background-color:#f7faff" %)
1096 1096  |Value|Status
1097 1097  |0x11|RO1 and RO2 to NO
1098 1098  |0x10|RO2 to NO, RO1 to NC
... ... @@ -1381,6 +1381,7 @@
1381 1381  11. LEDs Indicators
1382 1382  
1383 1383  
1375 +(% border="1" style="background-color:#f7faff" %)
1384 1384  |**LEDs**|**Feature**
1385 1385  |**PWR**|Always on if there is power
1386 1386  |**SYS**|After device is powered on, the SYS will **fast blink in GREEN** for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be **on GREEN for 5 seconds. **SYS will **blink Blue** on every upload and **blink Green** once receive a downlink message.
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