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99 99  
100 100  == 1.5 Hardware Variants ==
101 101  
102 -(% border="1" style="background-color:#f7faff; width:540px" %)
102 +(% border="1" cellpadding="2" style="background-color:#f7faff; width:540px" %)
103 103  |(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
104 104  |(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
105 105  * 2 x Digital Input (Bi-direction)
... ... @@ -110,126 +110,82 @@
110 110  * 1 x Counting Port
111 111  )))
112 112  
113 += 2. Power ON Device =
113 113  
114 -
115 -1.
116 -11. Firmware Change log
117 -
118 -[[**LT Image files**>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]**:**
119 -
120 -http:~/~/www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/
121 -
122 -
123 -**Change log:**
124 -
125 -[[http:~~/~~/www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/&file=changelog>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/&file=changelog]]
126 -
127 -
128 -
129 -1. Power ON Device
130 -
131 -
132 132  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.
133 133  
117 +(((
134 134  PWR will on when device is properly powered.
119 +)))
135 135  
136 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image004.png]]
121 +[[image:1653297104069-180.png]]
137 137  
123 += 3. Operation Mode =
138 138  
125 +== 3.1 How it works? ==
139 139  
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. 
140 140  
141 -
142 -1. Operation Mode
143 -11. How it works?
144 -
145 -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. 
146 -
147 -
148 148  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.
149 149  
131 +3.2 Example to join LoRaWAN network
150 150  
151 -1.
152 -11. Example to join LoRaWAN network
153 -
154 154  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.
155 155  
156 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image005.png]]
135 +[[image:image-20220523172350-1.png||height="266" width="864"]]
157 157  
158 158  
138 +(((
159 159  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 +)))
160 160  
142 +(((
161 161  **Step 1**: Create a device in TTN with the OTAA keys from LT IO controller.
144 +)))
162 162  
146 +(((
163 163  Each LT is shipped with a sticker with the default device EUI as below:
148 +)))
164 164  
165 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image006.png]]
150 +[[image:1653297924498-393.png]]
166 166  
167 -
168 -
169 -
170 170  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
171 171  
172 172  Add APP EUI in the application.
173 173  
174 -[[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"]]
175 175  
176 176  Add APP KEY and DEV EUI
177 177  
178 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image008.png]]
160 +[[image:1653298023685-319.png]]
179 179  
162 +(((
180 180  **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 +)))
181 181  
182 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image009.png]]
166 +[[image:1653298044601-602.png||height="405" width="709"]]
183 183  
168 +== [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image009.png]]3.3 Uplink Payload ==
184 184  
185 -1.
186 -11. Uplink Payload
187 -
188 188  There are five working modes + one interrupt mode on LT for different type application:
189 189  
190 -* [[MOD1>>path:#MOD1]]: (default setting): 2 x ACI + 2AVI + DI + DO + RO
191 -* [[MOD2>>path:#MOD2]]: Double DI Counting + DO + RO
192 -* [[MOD3>>path:#MOD3]]: Single DI Counting + 2 x ACI + DO + RO
193 -* [[MOD4>>path:#MOD4]]: Single DI Counting + 1 x Voltage Counting + DO + RO
194 -* [[MOD5>>path:#MOD5]]: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
195 -* [[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
196 196  
179 +=== 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
197 197  
198 -1.
199 -11.
200 -111. AT+MOD=1, 2ACI+2AVI
201 -
202 202  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
203 203  
183 +[[image:image-20220523174024-3.png]]
204 204  
205 -|Size(bytes)|2|2|2|2|1|1|1
206 -|Value|(((
207 -AVI1
208 208  
209 -voltage
210 -)))|(((
211 -AVI2
212 -
213 -voltage
214 -)))|(((
215 -ACI1
216 -
217 -Current
218 -)))|(((
219 -ACI2
220 -
221 -Current
222 -)))|DIDORO*|(((
223 -Reserve
224 -
225 -
226 -)))|MOD
227 -
228 -
229 229  **DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
230 230  
231 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
232 -|RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
188 +[[image:image-20220523174254-4.png]]
233 233  
234 234  * RO is for relay. ROx=1 : close，ROx=0 always open.
235 235  * DI is for digital input. DIx=1: high or float, DIx=0: low.
... ... @@ -290,6 +290,7 @@
290 290  
291 291  Total : 11 bytes payload
292 292  
249 +(% border="1" style="background-color:#f7faff; height:10px; width:500px" %)
293 293  |Size(bytes)|4|4|1|1|1
294 294  |Value|COUNT1|COUNT2 |DIDORO*|(((
295 295  Reserve
... ... @@ -300,6 +300,7 @@
300 300  
301 301  **DIDORO** is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
302 302  
260 +(% border="1" style="background-color:#f7faff" %)
303 303  |bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
304 304  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
305 305  
... ... @@ -361,6 +361,7 @@
361 361  **LT22222-L**: This mode the DI1 is used as a counting pin.
362 362  
363 363  
322 +(% border="1" style="background-color:#f7faff" %)
364 364  |Size(bytes)|4|2|2|1|1|1
365 365  |Value|COUNT1|(((
366 366  ACI1
... ... @@ -375,6 +375,7 @@
375 375  
376 376  **DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
377 377  
337 +(% border="1" style="background-color:#f7faff" %)
378 378  |bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
379 379  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
380 380  
... ... @@ -409,6 +409,7 @@
409 409  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.
410 410  
411 411  
372 +(% border="1" style="background-color:#f7faff" %)
412 412  |Size(bytes)|4|4|1|1|1
413 413  |Value|COUNT1|AVI1 Counting|DIDORO*|(((
414 414  Reserve
... ... @@ -419,6 +419,7 @@
419 419  
420 420  **DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
421 421  
383 +(% border="1" style="background-color:#f7faff" %)
422 422  |bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
423 423  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
424 424  
... ... @@ -461,6 +461,7 @@
461 461  **LT22222-L**: This mode the DI1 is used as a counting pin.
462 462  
463 463  
426 +(% border="1" style="background-color:#f7faff" %)
464 464  |Size(bytes)|2|2|2|2|1|1|1
465 465  |Value|(((
466 466  AVI1
... ... @@ -484,6 +484,7 @@
484 484  
485 485  **DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
486 486  
450 +(% border="1" style="background-color:#f7faff" %)
487 487  |bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
488 488  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
489 489  
... ... @@ -596,6 +596,7 @@
596 596  
597 597  MOD6 Payload : total 11 bytes payload
598 598  
563 +(% border="1" style="background-color:#f7faff" %)
599 599  |Size(bytes)|1|1|1|6|1|1
600 600  |Value|(((
601 601  TRI_A
... ... @@ -619,6 +619,7 @@
619 619  
620 620  **TRI FLAG1** is a combination to show if trigger is set for this part. Totally 1byte as below
621 621  
587 +(% border="1" style="background-color:#f7faff" %)
622 622  |bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
623 623  |(((
624 624  AV1_
... ... @@ -663,6 +663,7 @@
663 663  
664 664  **TRI Status1** is a combination to show which condition is trigger. Totally 1byte as below
665 665  
632 +(% border="1" style="background-color:#f7faff" %)
666 666  |bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
667 667  |(((
668 668  AV1_
... ... @@ -709,6 +709,7 @@
709 709  
710 710  **TRI_DI FLAG+STA **is a combination to show which condition is trigger. Totally 1byte as below
711 711  
679 +(% border="1" style="background-color:#f7faff" %)
712 712  |bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
713 713  |N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
714 714  
... ... @@ -968,6 +968,7 @@
968 968  
969 969  01: Low,  00: High ,  11: No action
970 970  
939 +(% border="1" style="background-color:#f7faff" %)
971 971  |Downlink Code|DO1|DO2|DO3
972 972  |02  01  00  11|Low|High|No Action
973 973  |02  00  11  01|High|No Action|Low
... ... @@ -1005,6 +1005,7 @@
1005 1005  
1006 1006  **Third Byte**: Control Method and Ports status:
1007 1007  
977 +(% border="1" style="background-color:#f7faff" %)
1008 1008  |Second Byte|Status
1009 1009  |0x01|DO1 set to low
1010 1010  |0x00|DO1 set to high
... ... @@ -1013,6 +1013,7 @@
1013 1013  
1014 1014  **Fourth Byte**: Control Method and Ports status:
1015 1015  
986 +(% border="1" style="background-color:#f7faff" %)
1016 1016  |Second Byte|Status
1017 1017  |0x01|DO2 set to low
1018 1018  |0x00|DO2 set to high
... ... @@ -1021,6 +1021,7 @@
1021 1021  
1022 1022  **Fifth Byte**: Control Method and Ports status:
1023 1023  
995 +(% border="1" style="background-color:#f7faff" %)
1024 1024  |Second Byte|Status
1025 1025  |0x01|DO3 set to low
1026 1026  |0x00|DO3 set to high
... ... @@ -1073,6 +1073,7 @@
1073 1073  
1074 1074  01: Close ,  00: Open , 11: No action
1075 1075  
1048 +(% border="1" style="background-color:#f7faff" %)
1076 1076  |Downlink Code|RO1|RO2
1077 1077  |03  00  11|Open|No Action
1078 1078  |03  01  11|Close|No Action
... ... @@ -1110,6 +1110,7 @@
1110 1110  
1111 1111  **Third Byte(bb)**: Control Method and Ports status:
1112 1112  
1086 +(% border="1" style="background-color:#f7faff" %)
1113 1113  |Value|Status
1114 1114  |0x11|RO1 and RO2 to NO
1115 1115  |0x10|RO2 to NO, RO1 to NC
... ... @@ -1398,6 +1398,7 @@
1398 1398  11. LEDs Indicators
1399 1399  
1400 1400  
1375 +(% border="1" style="background-color:#f7faff" %)
1401 1401  |**LEDs**|**Feature**
1402 1402  |**PWR**|Always on if there is power
1403 1403  |**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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