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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 102.4
edited by Xiaoling
on 2022/10/29 10:05
Change comment: There is no comment for this version
To version 105.1
edited by Edwin Chen
on 2022/11/14 18:02
Change comment: There is no comment for this version

Summary

Details

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Author
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1 -XWiki.Xiaoling
1 +XWiki.Edwin
Content
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187 187  * Counting
188 188  
189 189  
190 -
191 -
192 192  == 1.4  Applications ==
193 193  
194 194  
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200 200  * Smart Factory
201 201  
202 202  
203 -
204 -
205 205  == 1.5 Hardware Variants ==
206 206  
207 207  
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217 217  )))
218 218  
219 219  
220 -
221 221  = 2. Power ON Device =
222 222  
223 223  
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315 315  * (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
316 316  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
317 317  
313 +
318 318  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
319 319  
320 320  
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371 371  ** DO1 is high in case there is load between DO1 and V+.
372 372  ** DO1 LED is off in both case
373 373  
370 +
374 374  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
375 375  
376 376  
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777 777  * (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
778 778  
779 779  
780 -
781 -
782 782  === 3.4.1 Common Commands ===
783 783  
784 784  
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1549 1549  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1550 1550  
1551 1551  
1552 -NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1547 +**NPN output**: GND or Float. Max voltage can apply to output pin is 36v.
1553 1553  
1549 +Note: DO pins go to float when device is power off.
1550 +
1554 1554  [[image:1653357531600-905.png]]
1555 1555  
1556 1556  
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1592 1592  
1593 1593  (((
1594 1594  The LT serial controller has two relay interfaces; each interface uses two pins of the screw terminal. User can connect other device’s Power Line to in serial of RO1_1 and RO_2. Such as below:
1592 +
1593 +**Note**: RO pins go to Open(NO) when device is power off.
1595 1595  )))
1596 1596  
1597 1597  [[image:image-20220524100215-9.png]]
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2134 2134  [[image:image-20221006170630-1.png||height="610" width="945"]]
2135 2135  
2136 2136  
2136 +== 5.8 Can LT22222-L save RO state? ==
2137 2137  
2138 +
2139 +Firmware version needs to be no less than 1.6.0.
2140 +
2141 +
2142 +
2138 2138  = 6. Trouble Shooting =
2139 2139  
2140 2140  
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2198 2198  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2199 2199  
2200 2200  
2201 -
2202 -
2203 2203  = 8. Packing Info =
2204 2204  
2205 2205  
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2218 2218  * Weight / pcs : 170g
2219 2219  
2220 2220  
2221 -
2222 -
2223 2223  = 9. Support =
2224 2224  
2225 2225  
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2230 2230  Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
2231 2231  
2232 2232  
2233 -
2234 2234  
2235 2235  )))
2236 2236  
image-20221112174847-1.png
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1 +XWiki.Xiaoling
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