Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 126.7 >
edited by Xiaoling
on 2023/06/19 15:51
To version < 122.11 >
edited by Xiaoling
on 2023/06/08 18:04
>
Change comment: There is no comment for this version

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... ... @@ -189,6 +189,8 @@
189 189  
190 190  * Counting
191 191  
192 +
193 +
192 192  == 1.4  Applications ==
193 193  
194 194  
... ... @@ -206,12 +206,11 @@
206 206  
207 207  
208 208  
209 -
210 210  == 1.5 Hardware Variants ==
211 211  
212 212  
213 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:500px" %)
214 -|(% 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:266px" %)**Description**
214 +(% border="1" style="background-color:#f2f2f2; width:500px" %)
215 +|(% 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**
215 215  |(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)(((
216 216  (% style="text-align:center" %)
217 217  [[image:image-20230424115112-1.png||height="106" width="58"]]
... ... @@ -224,6 +224,8 @@
224 224  * 1 x Counting Port
225 225  )))
226 226  
228 +
229 +
227 227  = 2. Power ON Device =
228 228  
229 229  
... ... @@ -322,6 +322,8 @@
322 322  
323 323  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
324 324  
328 +
329 +
325 325  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
326 326  
327 327  
... ... @@ -328,7 +328,7 @@
328 328  (((
329 329  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. (% style="display:none" %)
330 330  
331 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
336 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
332 332  |(% style="background-color:#d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**
333 333  |Value|(((
334 334  AVI1 voltage
... ... @@ -346,7 +346,7 @@
346 346  (((
347 347  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
348 348  
349 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
354 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
350 350  |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
351 351  |RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
352 352  )))
... ... @@ -392,7 +392,6 @@
392 392  
393 393  
394 394  
395 -
396 396  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
397 397  
398 398  
... ... @@ -403,7 +403,7 @@
403 403  (((
404 404  Total : 11 bytes payload
405 405  
406 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
410 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
407 407  |(% style="background-color:#d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**
408 408  |Value|COUNT1|COUNT2 |DIDORO*|(((
409 409  Reserve
... ... @@ -413,7 +413,7 @@
413 413  (((
414 414  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
415 415  
416 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
420 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
417 417  |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
418 418  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
419 419  
... ... @@ -428,12 +428,15 @@
428 428  )))
429 429  
430 430  (((
435 +
436 +
431 431  **To use counting mode, please run:**
432 432  )))
433 433  
434 434  (% class="box infomessage" %)
435 -
436 436  (((
442 +(((
443 +(((
437 437  **AT+MOD=2**
438 438  )))
439 439  
... ... @@ -440,8 +440,9 @@
440 440  (((
441 441  **ATZ**
442 442  )))
450 +)))
451 +)))
443 443  
444 -
445 445  (((
446 446  
447 447  
... ... @@ -470,7 +470,7 @@
470 470  
471 471  **LT22222-L**: This mode the DI1 is used as a counting pin.
472 472  
473 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
481 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
474 474  |(% style="background-color:#d9e2f3; color:#0070c0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**1**
475 475  |Value|COUNT1|(((
476 476  ACI1 Current
... ... @@ -481,7 +481,7 @@
481 481  (((
482 482  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
483 483  
484 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
492 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
485 485  |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
486 486  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
487 487  )))
... ... @@ -854,6 +854,8 @@
854 854  
855 855  * (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
856 856  
865 +
866 +
857 857  === 3.4.1 Common Commands ===
858 858  
859 859  
... ... @@ -903,6 +903,7 @@
903 903  
904 904  * (% style="color:#037691" %)**AT Command:**(%%) There is no AT Command to poll uplink
905 905  
916 +
906 906  * (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
907 907  
908 908  (% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
... ... @@ -1007,6 +1007,7 @@
1007 1007  
1008 1008  * (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ACLIM**
1009 1009  
1021 +
1010 1010  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
1011 1011  
1012 1012  (% style="color:blue" %)**0x AA 01 aa bb cc dd ee ff gg hh        ** (%%) ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
... ... @@ -1020,6 +1020,7 @@
1020 1020  
1021 1021  * (% style="color:#037691" %)**AT Command**(%%): (% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
1022 1022  
1035 +
1023 1023  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
1024 1024  
1025 1025  (% style="color:blue" %)**0x AA 00 aa bb cc dd ee ff gg hh    ** (%%) ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
... ... @@ -1033,6 +1033,7 @@
1033 1033  
1034 1034  * (% style="color:#037691" %)**AT Command**(%%): (% style="color:blue" %)**AT+ATDC=5        ** ~/~/ (%%)Device won't response the second trigger within 5 minute after the first trigger.
1035 1035  
1049 +
1036 1036  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
1037 1037  
1038 1038  (% style="color:blue" %)**0x AC aa bb   **(%%) ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
... ... @@ -1062,7 +1062,7 @@
1062 1062  (((
1063 1063  01: Low,  00: High ,  11: No action
1064 1064  
1065 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1079 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
1066 1066  |(% style="background-color:#d9e2f3; color:#0070c0" %)**Downlink Code**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO3**
1067 1067  |02  01  00  11|Low|High|No Action
1068 1068  |02  00  11  01|High|No Action|Low
... ... @@ -1264,6 +1264,7 @@
1264 1264  
1265 1265  * (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1266 1266  
1281 +
1267 1267  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1268 1268  
1269 1269  (% style="color:blue" %)**0xA5 aa bb cc   ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc
... ... @@ -1291,8 +1291,9 @@
1291 1291  
1292 1292  Clear counting for counting mode
1293 1293  
1294 -* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+CLRCOUNT         **(%%) ~/~/ clear all counting
1309 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+CLRCOUNT  **(%%) ~/~/ clear all counting
1295 1295  
1311 +
1296 1296  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1297 1297  
1298 1298  (% style="color:blue" %)**0x A6 01    ** (%%)~/~/ clear all counting
... ... @@ -1483,12 +1483,12 @@
1483 1483  
1484 1484  
1485 1485  (((
1486 -The DI port of LT-22222-L can support **NPN** or **PNP** or **Dry Contact** output sensor.
1502 +The DI port of LT-22222-L can support NPN or PNP output sensor.
1487 1487  )))
1488 1488  
1489 1489  (((
1490 1490  (((
1491 -Internal circuit as below, the NEC2501 is a photocoupler, the Active current (from NEC2501 pin 1 to pin 2 is 1ma and the max current is 50mA). (% class="mark" %)When there is active current pass NEC2501 pin1 to pin2. The DI will be active high and DI LED status will change.
1507 +Internal circuit as below, the NEC2501 is a photocoupler, the Active current (from NEC2501 pin 1 to pin 2 is 1ma and the max current is 50mA. When there is active current pass NEC2501 pin1 to pin2. The DI will be active high.
1492 1492  
1493 1493  
1494 1494  )))
... ... @@ -1596,16 +1596,6 @@
1596 1596  )))
1597 1597  
1598 1598  
1599 -(% style="color:blue" %)**Example4**(%%): Connect to Dry Contact sensor
1600 -
1601 -From above DI ports circuit, we can see that active the photocoupler will need to have a voltage difference between DI+ and DI- port. While the Dry Contact sensor is a passive component which can't provide this voltage difference.
1602 -
1603 -To detect a Dry Contact, we can provide a power source to one pin of the Dry Contact. Below is a reference connection.
1604 -
1605 -[[image:image-20230616235145-1.png]]
1606 -
1607 -
1608 -
1609 1609  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1610 1610  
1611 1611  
... ... @@ -1715,6 +1715,8 @@
1715 1715  |**RO1**|
1716 1716  |**RO2**|
1717 1717  
1724 +
1725 +
1718 1718  = 4. Use AT Command =
1719 1719  
1720 1720  == 4.1 Access AT Command ==
... ... @@ -2095,7 +2095,7 @@
2095 2095  
2096 2096  (((
2097 2097  (% style="color:blue" %)**Step1**(%%)**:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]].
2098 -(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AACrbrDN0AqLHbBat0ViWx5Da/LT-22222-L/Firmware?dl=0&subfolder_nav_tracking=1]].
2106 +(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dropbox.com/sh/g99v0fxcltn9r1y/AADKXQ2v5ZT-S3sxdmbvE7UAa/LT-22222-L/image?dl=0&subfolder_nav_tracking=1]].
2099 2099  (% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
2100 2100  
2101 2101  
... ... @@ -2306,6 +2306,8 @@
2306 2306  * (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2307 2307  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2308 2308  
2317 +
2318 +
2309 2309  = 9. Packing Info =
2310 2310  
2311 2311  
... ... @@ -2323,6 +2323,8 @@
2323 2323  * Package Size / pcs : 14.5 x 8 x 5 cm
2324 2324  * Weight / pcs : 170g
2325 2325  
2336 +
2337 +
2326 2326  = 10. Support =
2327 2327  
2328 2328  
... ... @@ -2343,4 +2343,5 @@
2343 2343  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2344 2344  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2345 2345  
2358 +
2346 2346  
image-20230616235145-1.png
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... ... @@ -1,1 +1,0 @@
1 -XWiki.Edwin
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... ... @@ -1,1 +1,0 @@
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