Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 66.20 >
edited by Xiaoling
on 2022/05/24 13:53
To version < 60.1 >
edited by Xiaoling
on 2022/05/24 10:34
>
Change comment: Uploaded new attachment "image-20220524103407-12.png", version {1}

Summary

Details

Page properties
Content
... ... @@ -45,114 +45,44 @@
45 45  
46 46  == 1.2  Specifications ==
47 47  
48 -(((
49 49  **Hardware System:**
50 -)))
51 51  
52 -* (((
53 -STM32L072CZT6 MCU
54 -)))
55 -* (((
56 -SX1276/78 Wireless Chip 
57 -)))
58 -* (((
59 -(((
60 -Power Consumption:
61 -)))
50 +* STM32L072CZT6 MCU
51 +* SX1276/78 Wireless Chip 
52 +* Power Consumption:
53 +** Idle: 4mA@12v
54 +** 20dB Transmit: 34mA@12v
62 62  
63 -* (((
64 -Idle: 4mA@12v
65 -)))
66 -* (((
67 -20dB Transmit: 34mA@12v
68 -)))
69 -)))
70 -
71 -(((
72 72  **Interface for Model: LT22222-L:**
73 -)))
74 74  
75 -* (((
76 -2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor)
77 -)))
78 -* (((
79 -2 x Digital Output (NPN output. Max pull up voltage 36V,450mA)
80 -)))
81 -* (((
82 -2 x Relay Output (5A@250VAC / 30VDC)
83 -)))
84 -* (((
85 -2 x 0~~20mA Analog Input (res:0.01mA)
86 -)))
87 -* (((
88 -2 x 0~~30V Analog Input (res:0.01v)
89 -)))
90 -* (((
91 -Power Input 7~~ 24V DC. 
92 -)))
58 +* 2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor)
59 +* 2 x Digital Output (NPN output. Max pull up voltage 36V,450mA)
60 +* 2 x Relay Output (5A@250VAC / 30VDC)
61 +* 2 x 0~~20mA Analog Input (res:0.01mA)
62 +* 2 x 0~~30V Analog Input (res:0.01v)
63 +* Power Input 7~~ 24V DC. 
93 93  
94 -(((
95 95  **LoRa Spec:**
96 -)))
97 97  
98 -* (((
99 -(((
100 -Frequency Range:
101 -)))
67 +* Frequency Range:
68 +** Band 1 (HF): 862 ~~ 1020 Mhz
69 +** Band 2 (LF): 410 ~~ 528 Mhz
70 +* 168 dB maximum link budget.
71 +* +20 dBm - 100 mW constant RF output vs.
72 +* +14 dBm high efficiency PA.
73 +* Programmable bit rate up to 300 kbps.
74 +* High sensitivity: down to -148 dBm.
75 +* Bullet-proof front end: IIP3 = -12.5 dBm.
76 +* Excellent blocking immunity.
77 +* Low RX current of 10.3 mA, 200 nA register retention.
78 +* Fully integrated synthesizer with a resolution of 61 Hz.
79 +* FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation.
80 +* Built-in bit synchronizer for clock recovery.
81 +* Preamble detection.
82 +* 127 dB Dynamic Range RSSI.
83 +* Automatic RF Sense and CAD with ultra-fast AFC.
84 +* Packet engine up to 256 bytes with CRC.
102 102  
103 -* (((
104 -Band 1 (HF): 862 ~~ 1020 Mhz
105 -)))
106 -* (((
107 -Band 2 (LF): 410 ~~ 528 Mhz
108 -)))
109 -)))
110 -* (((
111 -168 dB maximum link budget.
112 -)))
113 -* (((
114 -+20 dBm - 100 mW constant RF output vs.
115 -)))
116 -* (((
117 -+14 dBm high efficiency PA.
118 -)))
119 -* (((
120 -Programmable bit rate up to 300 kbps.
121 -)))
122 -* (((
123 -High sensitivity: down to -148 dBm.
124 -)))
125 -* (((
126 -Bullet-proof front end: IIP3 = -12.5 dBm.
127 -)))
128 -* (((
129 -Excellent blocking immunity.
130 -)))
131 -* (((
132 -Low RX current of 10.3 mA, 200 nA register retention.
133 -)))
134 -* (((
135 -Fully integrated synthesizer with a resolution of 61 Hz.
136 -)))
137 -* (((
138 -FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation.
139 -)))
140 -* (((
141 -Built-in bit synchronizer for clock recovery.
142 -)))
143 -* (((
144 -Preamble detection.
145 -)))
146 -* (((
147 -127 dB Dynamic Range RSSI.
148 -)))
149 -* (((
150 -Automatic RF Sense and CAD with ultra-fast AFC.
151 -)))
152 -* (((
153 -Packet engine up to 256 bytes with CRC.
154 -)))
155 -
156 156  == 1.3 Features ==
157 157  
158 158  * LoRaWAN Class A & Class C protocol
... ... @@ -201,7 +201,7 @@
201 201  
202 202  The LT is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the LT. It will auto join the network via OTAA. For LT-22222-L, the LED will show the Join status: After power on **TX LED** will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. **TX LED** will be on for 5 seconds after joined in network. When there is message from server, the **RX LED** will be on for 1 second. 
203 203  
204 -In case user can’t set the OTAA keys in the network server and has to use the existing keys from server. User can [[use AT Command>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H4.UseATCommand]] to set the keys in the devices.
134 +In case user can’t set the OTAA keys in the network server and has to use the existing keys from server. User can [[use AT Command>>path:#AT_Command]] to set the keys in the devices.
205 205  
206 206  3.2 Example to join LoRaWAN network
207 207  
... ... @@ -397,7 +397,7 @@
397 397  **ATZ**
398 398  )))
399 399  
400 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.2AT2BMOD3D22C28DoubleDICounting29]].
330 +Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
401 401  
402 402  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
403 403  
... ... @@ -432,7 +432,7 @@
432 432  )))
433 433  
434 434  
435 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.2AT2BMOD3D22C28DoubleDICounting29]].
365 +Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
436 436  
437 437  **Plus below command for AVI1 Counting:**
438 438  
... ... @@ -484,7 +484,7 @@
484 484  **ATZ**
485 485  )))
486 486  
487 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.2AT2BMOD3D22C28DoubleDICounting29]].
417 +Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
488 488  
489 489  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
490 490  
... ... @@ -533,7 +533,7 @@
533 533  
534 534  **Downlink Command to set Trigger Condition**
535 535  
536 -Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
466 +Type Code: 0xAA. Downlink command same as AT Command [[AT+AVLIM, AT+ACLIM>>path:#AT_Trigger]]
537 537  
538 538  Format: AA xx yy1 yy1 yy2 yy2 yy3 yy3 yy4 yy4
539 539  
... ... @@ -553,7 +553,7 @@
553 553  
554 554  Same as AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
555 555  
556 -**Example2**: AA 02 01 00
486 +Example2: AA 02 01 00
557 557  
558 558  Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
559 559  
... ... @@ -1113,7 +1113,7 @@
1113 1113  
1114 1114  [[image:image-20220524094641-12.png||height="402" width="718"]]
1115 1115  
1116 -**Step 3**: Create an account or log in Mydevices.
1046 +**Step **3: Create an account or log in Mydevices.
1117 1117  
1118 1118  **Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1119 1119  
... ... @@ -1123,6 +1123,7 @@
1123 1123  
1124 1124  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1125 1125  
1056 +
1126 1126  [[image:image-20220524094909-1.png||height="335" width="729"]]
1127 1127  
1128 1128  [[image:image-20220524094909-2.png||height="337" width="729"]]
... ... @@ -1133,6 +1133,10 @@
1133 1133  
1134 1134  [[image:image-20220524094909-5.png||height="341" width="734"]]
1135 1135  
1067 +
1068 +
1069 +
1070 +
1136 1136  == 3.6 Interface Detail ==
1137 1137  
1138 1138  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
... ... @@ -1148,10 +1148,8 @@
1148 1148  )))
1149 1149  
1150 1150  (((
1151 -(((
1152 1152  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
1153 1153  )))
1154 -)))
1155 1155  
1156 1156  [[image:1653357170703-587.png]]
1157 1157  
... ... @@ -1183,9 +1183,9 @@
1183 1183  
1184 1184  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1185 1185  
1186 -[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]** [[image:image-20220524095628-8.png]]= DI1+ / 1K.**
1119 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]** [[image:image-20220524095628-8.png]]= DI1+ / 1K.**
1187 1187  
1188 -If **DI1+ = 24v**, the [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]]** = 24mA , So the LT-22222-L will be able to detect this high active signal.
1121 +If **DI1+ = 24v**, the [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]]** = 24mA , So the LT-22222-L will be able to detect this high active signal.
1189 1189  
1190 1190  
1191 1191  **Example3**: Connect to a 220v high active sensor.
... ... @@ -1197,7 +1197,7 @@
1197 1197  
1198 1198  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1199 1199  
1200 - [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]] = DI1+ / 51K.**
1133 + [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]] = DI1+ / 51K.**
1201 1201  
1202 1202  If sensor output is 220v, the (% id="cke_bm_243359S" style="display:none" %)[[image:image-20220524095628-8.png]](%%) = DI1+ / 51K.  = 4.3mA , So the LT-22222-L will be able to detect this high active signal safely.
1203 1203  
... ... @@ -1567,16 +1567,14 @@
1567 1567  ATZ
1568 1568  
1569 1569  = 5. FAQ =
1570 -
1571 1571  == 5.1 How to upgrade the image? ==
1572 -
1573 1573  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1574 1574  
1506 +
1575 1575  * Support new features
1576 1576  * For bug fix
1577 1577  * Change LoRaWAN bands.
1578 1578  Below shows the hardware connection for how to upload an image to the LT:
1579 -* [[image:1653359603330-121.png]]
1580 1580  
1581 1581  **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]].
1582 1582  **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
... ... @@ -1584,89 +1584,160 @@
1584 1584  **For LT-22222-L**:
1585 1585  Hold down the PRO button and then momentarily press the RST reset button and the **DO1 led** will change from OFF to ON. When **DO1 LED** is on, it means the device is in download mode.
1586 1586  
1587 - [[image:image-20220524103407-12.png]]
1518 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image032.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image033.png]]
1588 1588  
1589 -[[image:image-20220524103429-13.png]]
1520 +(% 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:
1590 1590  
1591 -[[image:image-20220524104033-15.png]]
1592 1592  
1593 -(% 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:
1523 +1. (((
1524 +(((
1525 +
1526 +)))
1594 1594  
1595 -[[image:1653360054704-518.png||height="186" width="745"]]
1528 +1. (((
1529 +How to change the LoRa Frequency Bands/Region?
1530 +)))
1531 +)))
1596 1596  
1597 1597  (((
1534 +User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1535 +)))
1536 +
1598 1598  (((
1599 -== 5.2 How to change the LoRa Frequency Bands/Region? ==
1538 +
1600 1600  )))
1540 +
1541 +1.
1542 +11. (((
1543 +How to set up LT to work with Single Channel Gateway such as LG01/LG02?
1601 1601  )))
1602 1602  
1603 1603  (((
1604 -User can follow the introduction for [[how to upgrade image>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H5.1Howtoupgradetheimage3F]]. When download the images, choose the required image file for download.
1547 +In this case, users need to set LT-33222-L to work in ABP mode & transmit in only one frequency.
1605 1605  )))
1606 1606  
1607 1607  (((
1608 -== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1551 +Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1609 1609  )))
1610 1610  
1611 1611  (((
1555 +
1556 +)))
1557 +
1612 1612  (((
1613 -In this case, users need to set LT-33222-L to work in ABP mode & transmit in only one frequency.
1559 +**Step1**: Log in TTN, Create an ABP device in the application and input the network session key (NETSKEY), app session key (APPSKEY) from the device.
1614 1614  )))
1561 +
1562 +(((
1563 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image039.png]]
1615 1615  )))
1616 1616  
1617 1617  (((
1567 +Note: user just need to make sure above three keys match, User can change either in TTN or Device to make then match. In TTN, NETSKEY and APPSKEY can be configured by user in setting page, but Device Addr is generated by TTN.
1568 +)))
1569 +
1618 1618  (((
1619 -Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1571 +
1620 1620  )))
1573 +
1574 +(((
1575 +**Step2: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1621 1621  )))
1622 1622  
1623 1623  (((
1624 -(% style="color:#4f81bd" %)**Step1**(%%): Log in TTN, Create an ABP device in the application and input the network session key (NETSKEY), app session key (APPSKEY) from the device.
1579 +123456   Enter Password to have AT access.
1625 1625  )))
1626 1626  
1627 1627  (((
1628 -[[image:1653360231087-571.png||height="401" width="727"]]
1583 +AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1629 1629  )))
1630 1630  
1631 -(% style="color:red" %)Note: user just need to make sure above three keys match, User can change either in TTN or Device to make then match. In TTN, NETSKEY and APPSKEY can be configured by user in setting page, but Device Addr is generated by TTN.
1586 +(((
1587 +123456   Enter Password to have AT access.
1588 +)))
1632 1632  
1633 -(% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1590 +(((
1591 +AT+NJM=0 Set to ABP mode
1592 +)))
1634 1634  
1635 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1636 -(% style="background-color:#dcdcdc" %)AT+FDR  (%%) Reset Parameters to Factory Default, Keys Reserve
1637 -(% style="background-color:#dcdcdc" %)123456  (%%) Enter Password to have AT access.
1638 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode
1639 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off
1640 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1641 -(% style="background-color:#dcdcdc" %)AT+TDC=60000  (%%)Set transmit interval to 60 seconds
1642 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz
1643 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1
1644 -(% style="background-color:#dcdcdc" %)ATZ                (%%)Reset MCU
1594 +(((
1595 +AT+ADR=0 Set the Adaptive Data Rate Off
1596 +)))
1645 1645  
1598 +(((
1599 +AT+DR=5  Set Data Rate (Set AT+DR=3 for 915 band)
1600 +)))
1601 +
1602 +(((
1603 +AT+TDC=60000  Set transmit interval to 60 seconds
1604 +)))
1605 +
1606 +(((
1607 +AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1608 +)))
1609 +
1610 +(((
1611 +AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1
1612 +)))
1613 +
1614 +(((
1615 +ATZ                Reset MCU
1616 +)))
1617 +
1618 +(((
1646 1646  As shown in below:
1620 +)))
1647 1647  
1648 -[[image:1653360498588-932.png||height="485" width="726"]]
1622 +(((
1623 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image040.png]]
1624 +)))
1649 1649  
1650 -== 5.4 Can I see counting event in Serial? ==
1626 +(((
1627 +
1628 +)))
1651 1651  
1652 1652  (((
1631 +
1632 +)))
1633 +
1634 +1. (((
1635 +(((
1636 +
1637 +)))
1638 +
1639 +1. (((
1640 +Can I see counting event in Serial?
1641 +)))
1642 +)))
1643 +
1644 +(((
1653 1653  User can run AT+DEBUG command to see the counting event in serial. If firmware too old and doesn’t support AT+DEBUG. User can update to latest firmware first.
1654 1654  )))
1655 1655  
1656 1656  (((
1657 -= 6. Trouble Shooting =
1649 +
1658 1658  )))
1659 1659  
1660 1660  (((
1653 +
1654 +)))
1655 +
1661 1661  (((
1662 -== 6.1 Downlink doesn’t work, how to solve it? ==
1657 +
1663 1663  )))
1659 +
1660 +1. (((
1661 +(((
1662 +Trouble Shooting    
1664 1664  )))
1665 1665  
1665 +1. (((
1666 +Downlink doesn’t work, how to solve it?
1667 +)))
1668 +)))
1669 +
1666 1666  (((
1667 1667  Please see this link for how to debug:
1668 -
1669 -[[http:~~/~~/8.211.40.43:8080/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/>>http://8.211.40.43:8080/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/]]
1670 1670  )))
1671 1671  
1672 1672  (((
... ... @@ -1674,9 +1674,14 @@
1674 1674  )))
1675 1675  
1676 1676  (((
1677 -== 6.2 Have trouble to upload image. ==
1679 +
1678 1678  )))
1679 1679  
1682 +1.
1683 +11. (((
1684 +Have trouble to upload image.
1685 +)))
1686 +
1680 1680  (((
1681 1681  See this link for trouble shooting:
1682 1682  )))
... ... @@ -1686,9 +1686,14 @@
1686 1686  )))
1687 1687  
1688 1688  (((
1689 -== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1696 +
1690 1690  )))
1691 1691  
1699 +1.
1700 +11. (((
1701 +Why I can’t join TTN in US915 /AU915 bands?
1702 +)))
1703 +
1692 1692  (((
1693 1693  It might be about the channels mapping. Please see this link for detail:
1694 1694  )))
... ... @@ -1698,111 +1698,106 @@
1698 1698  )))
1699 1699  
1700 1700  (((
1701 -= 7. Order Info =
1713 +
1702 1702  )))
1703 1703  
1704 1704  (((
1717 +
1718 +)))
1719 +
1705 1705  (((
1706 -(% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1721 +
1707 1707  )))
1723 +
1724 +1. (((
1725 +Order Info
1708 1708  )))
1709 1709  
1710 1710  (((
1729 +**For LT-33222-L-XXX or LT-22222-L-XXX:**
1730 +)))
1731 +
1711 1711  (((
1712 -(% style="color:#4f81bd" %)**XXX:**
1733 +**XXX:**
1713 1713  )))
1714 -)))
1715 1715  
1716 1716  * (((
1717 -(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1737 +**EU433**: LT with frequency bands EU433
1718 1718  )))
1719 1719  * (((
1720 -(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1740 +**EU868**: LT with frequency bands EU868
1721 1721  )))
1722 1722  * (((
1723 -(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1743 +**KR920**: LT with frequency bands KR920
1724 1724  )))
1725 1725  * (((
1726 -(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1746 +**CN470**: LT with frequency bands CN470
1727 1727  )))
1728 1728  * (((
1729 -(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1749 +**AS923**: LT with frequency bands AS923
1730 1730  )))
1731 1731  * (((
1732 -(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1752 +**AU915**: LT with frequency bands AU915
1733 1733  )))
1734 1734  * (((
1735 -(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1755 +**US915**: LT with frequency bands US915
1736 1736  )))
1737 1737  * (((
1738 -(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1758 +**IN865**: LT with frequency bands IN865
1739 1739  )))
1760 +* (((
1761 +**CN779**: LT with frequency bands CN779
1762 +)))
1740 1740  
1741 -(((
1742 -* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1743 -
1744 -= 8. Packing Info =
1764 +1. (((
1765 +Packing Info
1745 1745  )))
1746 1746  
1747 1747  (((
1748 -(((
1749 1749  **Package Includes**:
1750 1750  )))
1751 -)))
1752 1752  
1753 -(((
1754 -(((
1755 -* LT-22222-L I/O Controller x 1
1756 -* Stick Antenna for LoRa RF part x 1
1757 -* Bracket for controller x1
1758 -* Program cable x 1
1772 +* (((
1773 +LT I/O Controller x 1
1759 1759  )))
1775 +* (((
1776 +Stick Antenna for LoRa RF part x 1
1760 1760  )))
1778 +* (((
1779 +Bracket for controller x1
1780 +)))
1781 +* (((
1782 +Program cable x 1
1783 +)))
1761 1761  
1762 1762  (((
1763 -(((
1764 1764  **Dimension and weight**:
1765 1765  )))
1766 -)))
1767 1767  
1768 -(((
1769 -(((
1770 -* Device Size: 13.5 x 7 x 3 cm
1771 -* Device Weight: 105g
1772 -* Package Size / pcs : 14.5 x 8 x 5 cm
1773 -* Weight / pcs : 170g
1789 +* (((
1790 +Device Size: 13.5 x 7 x 3 cm
1774 1774  )))
1792 +* (((
1793 +Device Weight: 105g
1775 1775  )))
1795 +* (((
1796 +Package Size / pcs : 14.5 x 8 x 5 cm
1797 +)))
1798 +* (((
1799 +Weight / pcs : 170g
1800 +)))
1776 1776  
1777 -(((
1778 -= 9. Support =
1802 +1. (((
1803 +Support
1779 1779  )))
1780 1780  
1781 1781  * (((
1782 -(((
1783 1783  Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
1784 1784  )))
1785 -)))
1786 1786  * (((
1787 -(((
1788 1788  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
1789 1789  )))
1790 -)))
1791 1791  
1792 1792  (((
1793 -(((
1794 - [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1814 +[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1795 1795  )))
1796 -
1797 -(((
1798 -= 10. Reference​​​​​ =
1799 -
1800 -* Product Page:
1801 -
1802 -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]]
1803 -
1804 -* [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
1805 -* [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
1806 -* [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
1807 -)))
1808 -)))
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