Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 125.1 >
edited by Edwin Chen
on 2023/06/16 23:57
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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Author
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1 -XWiki.Edwin
1 +XWiki.Xiaoling
Content
... ... @@ -189,6 +189,8 @@
189 189  
190 190  * Counting
191 191  
192 +
193 +
192 192  == 1.4  Applications ==
193 193  
194 194  
... ... @@ -204,6 +204,8 @@
204 204  
205 205  * Smart Factory
206 206  
209 +
210 +
207 207  == 1.5 Hardware Variants ==
208 208  
209 209  
... ... @@ -221,6 +221,8 @@
221 221  * 1 x Counting Port
222 222  )))
223 223  
228 +
229 +
224 224  = 2. Power ON Device =
225 225  
226 226  
... ... @@ -319,6 +319,8 @@
319 319  
320 320  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
321 321  
328 +
329 +
322 322  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
323 323  
324 324  
... ... @@ -387,6 +387,8 @@
387 387  ** DO1 is high in case there is load between DO1 and V+.
388 388  ** DO1 LED is off in both case
389 389  
398 +
399 +
390 390  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
391 391  
392 392  
... ... @@ -852,6 +852,8 @@
852 852  
853 853  * (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
854 854  
865 +
866 +
855 855  === 3.4.1 Common Commands ===
856 856  
857 857  
... ... @@ -901,6 +901,7 @@
901 901  
902 902  * (% style="color:#037691" %)**AT Command:**(%%) There is no AT Command to poll uplink
903 903  
916 +
904 904  * (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
905 905  
906 906  (% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
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1005 1005  
1006 1006  * (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ACLIM**
1007 1007  
1021 +
1008 1008  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
1009 1009  
1010 1010  (% 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"]]
... ... @@ -1018,6 +1018,7 @@
1018 1018  
1019 1019  * (% style="color:#037691" %)**AT Command**(%%): (% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
1020 1020  
1035 +
1021 1021  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
1022 1022  
1023 1023  (% 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"]]
... ... @@ -1031,6 +1031,7 @@
1031 1031  
1032 1032  * (% 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.
1033 1033  
1049 +
1034 1034  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
1035 1035  
1036 1036  (% style="color:blue" %)**0x AC aa bb   **(%%) ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
... ... @@ -1262,6 +1262,7 @@
1262 1262  
1263 1263  * (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1264 1264  
1281 +
1265 1265  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1266 1266  
1267 1267  (% style="color:blue" %)**0xA5 aa bb cc   ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc
... ... @@ -1289,8 +1289,9 @@
1289 1289  
1290 1290  Clear counting for counting mode
1291 1291  
1292 -* (% 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
1293 1293  
1311 +
1294 1294  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1295 1295  
1296 1296  (% style="color:blue" %)**0x A6 01    ** (%%)~/~/ clear all counting
... ... @@ -1481,7 +1481,7 @@
1481 1481  
1482 1482  
1483 1483  (((
1484 -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.
1485 1485  )))
1486 1486  
1487 1487  (((
... ... @@ -1594,16 +1594,6 @@
1594 1594  )))
1595 1595  
1596 1596  
1597 -(% style="color:blue" %)**Example4**(%%): Connect to Dry Contact sensor
1598 -
1599 -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.
1600 -
1601 -To detect a Dry Contact, we can provide a power source to one pin of the Dry Contact. Below is a reference connection.
1602 -
1603 -[[image:image-20230616235145-1.png]]
1604 -
1605 -
1606 -
1607 1607  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1608 1608  
1609 1609  
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1713 1713  |**RO1**|
1714 1714  |**RO2**|
1715 1715  
1724 +
1725 +
1716 1716  = 4. Use AT Command =
1717 1717  
1718 1718  == 4.1 Access AT Command ==
... ... @@ -2093,7 +2093,7 @@
2093 2093  
2094 2094  (((
2095 2095  (% 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]].
2096 -(% 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]].
2097 2097  (% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
2098 2098  
2099 2099  
... ... @@ -2304,6 +2304,8 @@
2304 2304  * (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2305 2305  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2306 2306  
2317 +
2318 +
2307 2307  = 9. Packing Info =
2308 2308  
2309 2309  
... ... @@ -2321,6 +2321,8 @@
2321 2321  * Package Size / pcs : 14.5 x 8 x 5 cm
2322 2322  * Weight / pcs : 170g
2323 2323  
2336 +
2337 +
2324 2324  = 10. Support =
2325 2325  
2326 2326  
... ... @@ -2341,4 +2341,5 @@
2341 2341  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2342 2342  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2343 2343  
2358 +
2344 2344  
image-20230616235145-1.png
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