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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 133.1
edited by Edwin Chen
on 2024/05/08 22:27
Change comment: There is no comment for this version
To version 128.3
edited by Xiaoling
on 2023/11/17 08:44
Change comment: There is no comment for this version

Summary

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Title
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1 -LT-22222-L -- LoRa IO Controller User Manual
1 +LT-22222-L LoRa IO Controller User Manual
Author
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1 -XWiki.Edwin
1 +XWiki.Xiaoling
Content
... ... @@ -3,10 +3,6 @@
3 3  
4 4  
5 5  
6 -
7 -
8 -
9 -
10 10  **Table of Contents:**
11 11  
12 12  {{toc/}}
... ... @@ -57,31 +57,64 @@
57 57  
58 58  )))
59 59  
60 -== 1.2 Specifications ==
56 +== 1.2  Specifications ==
61 61  
58 +(((
59 +
60 +
62 62  (% style="color:#037691" %)**Hardware System:**
62 +)))
63 63  
64 -* STM32L072xxxx MCU
65 -* SX1276/78 Wireless Chip 
66 -* Power Consumption:
64 +* (((
65 +STM32L072xxxx MCU
66 +)))
67 +* (((
68 +SX1276/78 Wireless Chip 
69 +)))
70 +* (((
71 +(((
72 +Power Consumption:
73 +)))
67 67  
68 -* Idle: 4mA@12v
69 -* 20dB Transmit: [[34mA@12v>>mailto:34mA@12v]]
75 +* (((
76 +Idle: 4mA@12v
77 +)))
78 +* (((
79 +20dB Transmit: 34mA@12v
80 +)))
81 +)))
70 70  
83 +(((
84 +
71 71  
72 72  (% style="color:#037691" %)**Interface for Model: LT22222-L:**
87 +)))
73 73  
74 -* 2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor)
75 -* 2 x Digital Output (NPN output. Max pull up voltage 36V,450mA)
76 -* 2 x Relay Output (5A@250VAC / 30VDC)
77 -* 2 x 0~~20mA Analog Input (res:0.01mA)
78 -* 2 x 0~~30V Analog Input (res:0.01v)
79 -* Power Input 7~~ 24V DC. 
89 +* (((
90 +2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor)
91 +)))
92 +* (((
93 +2 x Digital Output (NPN output. Max pull up voltage 36V,450mA)
94 +)))
95 +* (((
96 +2 x Relay Output (5A@250VAC / 30VDC)
97 +)))
98 +* (((
99 +2 x 0~~20mA Analog Input (res:0.01mA)
100 +)))
101 +* (((
102 +2 x 0~~30V Analog Input (res:0.01v)
103 +)))
104 +* (((
105 +Power Input 7~~ 24V DC. 
106 +)))
80 80  
108 +(((
109 +
81 81  
82 82  (% style="color:#037691" %)**LoRa Spec:**
112 +)))
83 83  
84 -
85 85  * (((
86 86  (((
87 87  Frequency Range:
... ... @@ -160,7 +160,7 @@
160 160  
161 161  * Counting
162 162  
163 -== 1.4 Applications ==
192 +== 1.4  Applications ==
164 164  
165 165  
166 166  * Smart Buildings & Home Automation
... ... @@ -179,7 +179,7 @@
179 179  
180 180  
181 181  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:500px" %)
182 -|(% style="background-color:#4f81bd; color:white; width:103px" %)**Model**|(% style="background-color:#4f81bd; color:white; width:131px" %)**Photo**|(% style="background-color:#4f81bd; color:white; width:266px" %)**Description**
211 +|(% 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**
183 183  |(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)(((
184 184  (% style="text-align:center" %)
185 185  [[image:image-20230424115112-1.png||height="106" width="58"]]
... ... @@ -296,7 +296,7 @@
296 296  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. (% style="display:none" %)
297 297  
298 298  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
299 -|(% style="background-color:#4f81bd; color:white" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**
328 +|(% 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**
300 300  |Value|(((
301 301  AVI1 voltage
302 302  )))|(((
... ... @@ -368,7 +368,7 @@
368 368  Total : 11 bytes payload
369 369  
370 370  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
371 -|(% style="background-color:#4f81bd; color:white" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white" %)**4**|(% style="background-color:#4f81bd; color:white" %)**4**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**
400 +|(% 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**
372 372  |Value|COUNT1|COUNT2 |DIDORO*|(((
373 373  Reserve
374 374  )))|MOD
... ... @@ -435,7 +435,7 @@
435 435  **LT22222-L**: This mode the DI1 is used as a counting pin.
436 436  
437 437  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
438 -|(% style="background-color:#4f81bd; color:white" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white" %)**4**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**
467 +|(% 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**
439 439  |Value|COUNT1|(((
440 440  ACI1 Current
441 441  )))|(((
... ... @@ -488,7 +488,7 @@
488 488  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.
489 489  
490 490  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
491 -|(% style="background-color:#4f81bd; color:white" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white" %)**4**|(% style="background-color:#4f81bd; color:white" %)**4**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**
520 +|(% 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**
492 492  |Value|COUNT1|AVI1 Counting|DIDORO*|(((
493 493  Reserve
494 494  )))|MOD
... ... @@ -548,7 +548,7 @@
548 548  **LT22222-L**: This mode the DI1 is used as a counting pin.
549 549  
550 550  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
551 -|(% style="background-color:#4f81bd; color:white" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**
580 +|(% 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**
552 552  |Value|(((
553 553  AVI1 voltage
554 554  )))|(((
... ... @@ -684,7 +684,7 @@
684 684  MOD6 Payload : total 11 bytes payload
685 685  
686 686  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
687 -|(% style="background-color:#4f81bd; color:white; width:60px" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white; width:69px" %)**1**|(% style="background-color:#4f81bd; color:white; width:69px" %)**1**|(% style="background-color:#4f81bd; color:white; width:109px" %)**1**|(% style="background-color:#4f81bd; color:white; width:49px" %)**6**|(% style="background-color:#4f81bd; color:white; width:109px" %)**1**|(% style="background-color:#4f81bd; color:white; width:50px" %)**1**
716 +|(% style="background-color:#d9e2f3; color:#0070c0; width:60px" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0; width:69px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:69px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:109px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:49px" %)**6**|(% style="background-color:#d9e2f3; color:#0070c0; width:109px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**1**
688 688  |Value|(((
689 689  TRI_A FLAG
690 690  )))|(((
... ... @@ -1012,7 +1012,7 @@
1012 1012  01: Low,  00: High ,  11: No action
1013 1013  
1014 1014  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1015 -|(% style="background-color:#4f81bd; color:white" %)**Downlink Code**|(% style="background-color:#4f81bd; color:white" %)**DO1**|(% style="background-color:#4f81bd; color:white" %)**DO2**|(% style="background-color:#4f81bd; color:white" %)**DO3**
1044 +|(% 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**
1016 1016  |02  01  00  11|Low|High|No Action
1017 1017  |02  00  11  01|High|No Action|Low
1018 1018  |02  11  01  00|No Action|Low|High
... ... @@ -1055,7 +1055,7 @@
1055 1055  (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1056 1056  
1057 1057  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1058 -|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status**
1087 +|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1059 1059  |0x01|DO1 set to low
1060 1060  |0x00|DO1 set to high
1061 1061  |0x11|DO1 NO Action
... ... @@ -1063,7 +1063,7 @@
1063 1063  (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1064 1064  
1065 1065  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1066 -|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status**
1095 +|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1067 1067  |0x01|DO2 set to low
1068 1068  |0x00|DO2 set to high
1069 1069  |0x11|DO2 NO Action
... ... @@ -1071,7 +1071,7 @@
1071 1071  (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1072 1072  
1073 1073  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1074 -|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status**
1103 +|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1075 1075  |0x01|DO3 set to low
1076 1076  |0x00|DO3 set to high
1077 1077  |0x11|DO3 NO Action
... ... @@ -1126,10 +1126,10 @@
1126 1126  )))
1127 1127  
1128 1128  (((
1129 -00: Close ,  01: Open , 11: No action
1158 +01: Close ,  00: Open , 11: No action
1130 1130  
1131 1131  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:320px" %)
1132 -|(% style="background-color:#4f81bd; color:white" %)**Downlink Code**|(% style="background-color:#4f81bd; color:white" %)**RO1**|(% style="background-color:#4f81bd; color:white" %)**RO2**
1161 +|(% style="background-color:#d9e2f3; color:#0070c0" %)**Downlink Code**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO2**
1133 1133  |03  00  11|Open|No Action
1134 1134  |03  01  11|Close|No Action
1135 1135  |03  11  00|No Action|Open
... ... @@ -1552,11 +1552,7 @@
1552 1552  
1553 1553  [[image:image-20230616235145-1.png]]
1554 1554  
1555 -(% style="color:blue" %)**Example5**(%%): Connect to Open Colleactor
1556 1556  
1557 -[[image:image-20240219115718-1.png]]
1558 -
1559 -
1560 1560  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1561 1561  
1562 1562  
... ... @@ -1631,8 +1631,8 @@
1631 1631  == 3.7 LEDs Indicators ==
1632 1632  
1633 1633  
1634 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %)
1635 -|(% style="background-color:#4f81bd; color:white; width:50px" %)**LEDs**|(% style="background-color:#4f81bd; color:white; width:460px" %)**Feature**
1659 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
1660 +|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**LEDs**|(% style="background-color:#d9e2f3; color:#0070c0; width:470px" %)**Feature**
1636 1636  |**PWR**|Always on if there is power
1637 1637  |**SYS**|(((
1638 1638  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.
... ... @@ -1675,6 +1675,10 @@
1675 1675  LT supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to LT for using AT command, as below.
1676 1676  )))
1677 1677  
1703 +(((
1704 +
1705 +)))
1706 +
1678 1678  [[image:1653358238933-385.png]]
1679 1679  
1680 1680  
... ... @@ -2245,11 +2245,11 @@
2245 2245  )))
2246 2246  
2247 2247  
2248 -== 7.4 Why can LT22222 perform Uplink normally, but cannot receive Downlink? ==
2277 +== 7.4  Why can LT22222 perform Uplink normally, but cannot receive Downlink? ==
2249 2249  
2250 2250  
2251 2251  The FCD count of the gateway is inconsistent with the FCD count of the node, causing the downlink to remain in the queue state.
2252 -Use this command to bring their counts back together: [[Resets the downlink packet count>>||anchor="H3.4.2.23Resetsthedownlinkpacketcount"]]
2281 +Use this command to bring their counts back together: [[Resets the downlink packet count>>||anchor="3.4.2.23Resetsthedownlinkpacketcount"]]
2253 2253  
2254 2254  
2255 2255  = 8. Order Info =
... ... @@ -2305,3 +2305,5 @@
2305 2305  * LT-22222-L: [[http:~~/~~/www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html>>url:http://www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html]]
2306 2306  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2307 2307  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2337 +
2338 +
image-20240219115718-1.png
Author
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1 -XWiki.Edwin
Size
... ... @@ -1,1 +1,0 @@
1 -27.7 KB
Content