<
From version < 126.19 >
edited by Xiaoling
on 2023/06/19 16:17
To version < 127.2 >
edited by Xiaoling
on 2023/08/21 15:27
>
Change comment: There is no comment for this version

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Content
... ... @@ -189,6 +189,8 @@
189 189  
190 190  * Counting
191 191  
192 +
193 +
192 192  == 1.4  Applications ==
193 193  
194 194  
... ... @@ -205,6 +205,7 @@
205 205  * Smart Factory
206 206  
207 207  
210 +
208 208  == 1.5 Hardware Variants ==
209 209  
210 210  
... ... @@ -222,6 +222,8 @@
222 222  * 1 x Counting Port
223 223  )))
224 224  
228 +
229 +
225 225  = 2. Power ON Device =
226 226  
227 227  
... ... @@ -293,7 +293,6 @@
293 293  [[image:1653298023685-319.png]]
294 294  
295 295  
296 -
297 297  (((
298 298  (% style="color:blue" %)**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.
299 299  
... ... @@ -320,6 +320,8 @@
320 320  
321 321  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
322 322  
327 +
328 +
323 323  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
324 324  
325 325  
... ... @@ -349,7 +349,7 @@
349 349  |RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
350 350  )))
351 351  
352 -* RO is for relay. ROx=1 : closeROx=0 always open.
358 +* RO is for relay. ROx=1 : close, ROx=0 always open.
353 353  * DI is for digital input. DIx=1: high or float, DIx=0: low.
354 354  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
355 355  
... ... @@ -360,7 +360,7 @@
360 360  
361 361  **The value for the interface is:  **
362 362  
363 -AVI1 channel voltage is 0x04AB/1000=1195DEC/1000=1.195V
369 +AVI1 channel voltage is 0x04AB/1000=1195(DEC)/1000=1.195V
364 364  
365 365  AVI2 channel voltage is 0x04AC/1000=1.196V
366 366  
... ... @@ -389,6 +389,7 @@
389 389  ** DO1 LED is off in both case
390 390  
391 391  
398 +
392 392  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
393 393  
394 394  
... ... @@ -413,7 +413,7 @@
413 413  |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
414 414  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
415 415  
416 -RO is for relay. ROx=1 : closeROx=0 always open.
423 +RO is for relay. ROx=1 : close , ROx=0 always open.
417 417  )))
418 418  
419 419  * FIRST: Indicate this is the first packet after join network.
... ... @@ -421,6 +421,8 @@
421 421  
422 422  (((
423 423  (% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.**
431 +
432 +
424 424  )))
425 425  
426 426  (((
... ... @@ -427,7 +427,6 @@
427 427  **To use counting mode, please run:**
428 428  )))
429 429  
430 -
431 431  (((
432 432  (% class="box infomessage" %)
433 433  (((
... ... @@ -481,7 +481,7 @@
481 481  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
482 482  )))
483 483  
484 -* RO is for relay. ROx=1 : closeROx=0 always open.
492 +* RO is for relay. ROx=1 : close, ROx=0 always open.
485 485  * FIRST: Indicate this is the first packet after join network.
486 486  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
487 487  
... ... @@ -533,7 +533,7 @@
533 533  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
534 534  )))
535 535  
536 -* RO is for relay. ROx=1 : closeROx=0 always open.
544 +* RO is for relay. ROx=1 : close, ROx=0 always open.
537 537  * FIRST: Indicate this is the first packet after join network.
538 538  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
539 539  
... ... @@ -598,7 +598,7 @@
598 598  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
599 599  )))
600 600  
601 -* RO is for relay. ROx=1 : closeROx=0 always open.
609 +* RO is for relay. ROx=1 : close, ROx=0 always open.
602 602  * FIRST: Indicate this is the first packet after join network.
603 603  * (((
604 604  DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
... ... @@ -641,7 +641,6 @@
641 641  1. Periodically uplink (Base on TDC time). Payload is same as the normal MOD (MOD 1 for above command). This uplink uses LoRaWAN (% style="color:#4f81bd" %)**unconfirmed**(%%) data type
642 642  1. Trigger uplink when meet the trigger condition. LT will sent two packets in this case, the first uplink use payload specify in this mod (mod=6), the second packets use the normal mod payload(MOD=1 for above settings). Both Uplinks use LoRaWAN (% style="color:#4f81bd" %)**CONFIRMED data type.**
643 643  
644 -
645 645  (% style="color:#037691" %)**AT Command to set Trigger Condition**:
646 646  
647 647  
... ... @@ -835,6 +835,8 @@
835 835  
836 836  * (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
837 837  
845 +
846 +
838 838  === 3.4.1 Common Commands ===
839 839  
840 840  
... ... @@ -1432,7 +1432,6 @@
1432 1432  [[image:1653356838789-523.png||height="337" width="740"]]
1433 1433  
1434 1434  
1435 -
1436 1436  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1437 1437  
1438 1438  [[image:image-20220524094909-1.png||height="335" width="729"]]
... ... @@ -1586,7 +1586,6 @@
1586 1586  [[image:image-20230616235145-1.png]]
1587 1587  
1588 1588  
1589 -
1590 1590  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1591 1591  
1592 1592  
... ... @@ -1696,6 +1696,8 @@
1696 1696  |**RO1**|
1697 1697  |**RO2**|
1698 1698  
1706 +
1707 +
1699 1699  = 4. Use AT Command =
1700 1700  
1701 1701  == 4.1 Access AT Command ==
... ... @@ -2027,7 +2027,6 @@
2027 2027  dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
2028 2028  
2029 2029  **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.**
2030 -
2031 2031  )))
2032 2032  
2033 2033  (((
... ... @@ -2040,12 +2040,11 @@
2040 2040  
2041 2041  (((
2042 2042  (% style="color:blue" %)**If sensor JOINED:**
2043 -(((
2044 -(% class="box infomessage" %)
2045 -**AT+CLASS=A**
2046 -**ATZ**
2051 +
2052 +(% style="background-color:#dcdcdc" %)**AT+CLASS=A**
2053 +
2054 +(% style="background-color:#dcdcdc" %)**ATZ**
2047 2047  )))
2048 -)))
2049 2049  
2050 2050  
2051 2051  = 5. Case Study =
... ... @@ -2097,7 +2097,6 @@
2097 2097  
2098 2098  (% style="color:red" %)**Notice**(%%): In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
2099 2099  
2100 -
2101 2101  [[image:1653360054704-518.png||height="186" width="745"]]
2102 2102  
2103 2103  
... ... @@ -2161,13 +2161,21 @@
2161 2161  
2162 2162  (((
2163 2163  (% style="background-color:#dcdcdc" %)**123456** (%%) :  Enter Password to have AT access.
2170 +
2164 2164  (% style="background-color:#dcdcdc" %)**AT+FDR**(%%)  :  Reset Parameters to Factory Default, Keys Reserve
2172 +
2165 2165  (% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) :  Set to ABP mode
2174 +
2166 2166  (% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) :  Set the Adaptive Data Rate Off
2176 +
2167 2167  (% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) :  Set Data Rate (Set AT+DR=3 for 915 band)
2178 +
2168 2168  (% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) :  Set transmit interval to 60 seconds
2180 +
2169 2169  (% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz
2182 +
2170 2170  (% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%)  :  Set Device Address to 26 01 1A F1
2184 +
2171 2171  (% style="background-color:#dcdcdc" %)**ATZ**        (%%) :  Reset MCU
2172 2172  )))
2173 2173  
... ... @@ -2179,7 +2179,7 @@
2179 2179  [[image:1653360498588-932.png||height="485" width="726"]]
2180 2180  
2181 2181  
2182 -== 6.4 How to change the uplink interval ==
2196 +== 6.4 How to change the uplink interval? ==
2183 2183  
2184 2184  
2185 2185  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/]]
... ... @@ -2228,6 +2228,12 @@
2228 2228  Firmware version needs to be no less than 1.6.0.
2229 2229  
2230 2230  
2245 +== 6.10 Why does the LT22222 always report 15.585V when measuring AVI? ==
2246 +
2247 +
2248 +It is likely that the GND is not connected during the measurement, or the wire connected to the GND is loose.
2249 +
2250 +
2231 2231  = 7. Trouble Shooting =
2232 2232  )))
2233 2233  
... ... @@ -2285,6 +2285,8 @@
2285 2285  * (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2286 2286  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2287 2287  
2308 +
2309 +
2288 2288  = 9. Packing Info =
2289 2289  
2290 2290  
... ... @@ -2302,6 +2302,8 @@
2302 2302  * Package Size / pcs : 14.5 x 8 x 5 cm
2303 2303  * Weight / pcs : 170g
2304 2304  
2327 +
2328 +
2305 2305  = 10. Support =
2306 2306  
2307 2307  
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