Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 66.22 >
edited by Xiaoling
on 2022/05/24 13:56
To version < 61.1 >
edited by Xiaoling
on 2022/05/24 10:34
>
Change comment: Uploaded new attachment "image-20220524103429-13.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
... ... @@ -199,21 +199,13 @@
199 199  
200 200  == 3.1 How it works? ==
201 201  
202 -(((
203 203  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. 
204 -)))
205 205  
206 -(((
207 -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.
208 -)))
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.
209 209  
210 -(((
211 211  3.2 Example to join LoRaWAN network
212 -)))
213 213  
214 -(((
215 215  This chapter shows an example for how to join the TTN LoRaWAN Network. Below is the network structure, we use our LG308 as LoRaWAN gateway here. 
216 -)))
217 217  
218 218  [[image:image-20220523172350-1.png||height="266" width="864"]]
219 219  
... ... @@ -313,9 +313,7 @@
313 313  
314 314  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
315 315  
316 -(((
317 317  Total : 11 bytes payload
318 -)))
319 319  
320 320  [[image:image-20220523180452-3.png]]
321 321  
... ... @@ -407,7 +407,7 @@
407 407  **ATZ**
408 408  )))
409 409  
410 -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]].
411 411  
412 412  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
413 413  
... ... @@ -442,7 +442,7 @@
442 442  )))
443 443  
444 444  
445 -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]].
446 446  
447 447  **Plus below command for AVI1 Counting:**
448 448  
... ... @@ -494,7 +494,7 @@
494 494  **ATZ**
495 495  )))
496 496  
497 -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]].
498 498  
499 499  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
500 500  
... ... @@ -543,7 +543,7 @@
543 543  
544 544  **Downlink Command to set Trigger Condition**
545 545  
546 -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]]
547 547  
548 548  Format: AA xx yy1 yy1 yy2 yy2 yy3 yy3 yy4 yy4
549 549  
... ... @@ -563,7 +563,7 @@
563 563  
564 564  Same as AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
565 565  
566 -**Example2**: AA 02 01 00
486 +Example2: AA 02 01 00
567 567  
568 568  Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
569 569  
... ... @@ -1123,7 +1123,7 @@
1123 1123  
1124 1124  [[image:image-20220524094641-12.png||height="402" width="718"]]
1125 1125  
1126 -**Step 3**: Create an account or log in Mydevices.
1046 +**Step **3: Create an account or log in Mydevices.
1127 1127  
1128 1128  **Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1129 1129  
... ... @@ -1133,6 +1133,7 @@
1133 1133  
1134 1134  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1135 1135  
1056 +
1136 1136  [[image:image-20220524094909-1.png||height="335" width="729"]]
1137 1137  
1138 1138  [[image:image-20220524094909-2.png||height="337" width="729"]]
... ... @@ -1143,6 +1143,10 @@
1143 1143  
1144 1144  [[image:image-20220524094909-5.png||height="341" width="734"]]
1145 1145  
1067 +
1068 +
1069 +
1070 +
1146 1146  == 3.6 Interface Detail ==
1147 1147  
1148 1148  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
... ... @@ -1158,10 +1158,8 @@
1158 1158  )))
1159 1159  
1160 1160  (((
1161 -(((
1162 1162  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
1163 1163  )))
1164 -)))
1165 1165  
1166 1166  [[image:1653357170703-587.png]]
1167 1167  
... ... @@ -1193,9 +1193,9 @@
1193 1193  
1194 1194  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1195 1195  
1196 -[[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.**
1197 1197  
1198 -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.
1199 1199  
1200 1200  
1201 1201  **Example3**: Connect to a 220v high active sensor.
... ... @@ -1207,7 +1207,7 @@
1207 1207  
1208 1208  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1209 1209  
1210 - [[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.**
1211 1211  
1212 1212  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.
1213 1213  
... ... @@ -1577,16 +1577,14 @@
1577 1577  ATZ
1578 1578  
1579 1579  = 5. FAQ =
1580 -
1581 1581  == 5.1 How to upgrade the image? ==
1582 -
1583 1583  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1584 1584  
1506 +
1585 1585  * Support new features
1586 1586  * For bug fix
1587 1587  * Change LoRaWAN bands.
1588 1588  Below shows the hardware connection for how to upload an image to the LT:
1589 -* [[image:1653359603330-121.png]]
1590 1590  
1591 1591  **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]].
1592 1592  **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
... ... @@ -1594,89 +1594,160 @@
1594 1594  **For LT-22222-L**:
1595 1595  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.
1596 1596  
1597 - [[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]]
1598 1598  
1599 -[[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:
1600 1600  
1601 -[[image:image-20220524104033-15.png]]
1602 1602  
1603 -(% 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 +)))
1604 1604  
1605 -[[image:1653360054704-518.png||height="186" width="745"]]
1528 +1. (((
1529 +How to change the LoRa Frequency Bands/Region?
1530 +)))
1531 +)))
1606 1606  
1607 1607  (((
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 +
1608 1608  (((
1609 -== 5.2 How to change the LoRa Frequency Bands/Region? ==
1538 +
1610 1610  )))
1540 +
1541 +1.
1542 +11. (((
1543 +How to set up LT to work with Single Channel Gateway such as LG01/LG02?
1611 1611  )))
1612 1612  
1613 1613  (((
1614 -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.
1615 1615  )))
1616 1616  
1617 1617  (((
1618 -== 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.
1619 1619  )))
1620 1620  
1621 1621  (((
1555 +
1556 +)))
1557 +
1622 1622  (((
1623 -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.
1624 1624  )))
1561 +
1562 +(((
1563 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image039.png]]
1625 1625  )))
1626 1626  
1627 1627  (((
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 +
1628 1628  (((
1629 -Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1571 +
1630 1630  )))
1573 +
1574 +(((
1575 +**Step2: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1631 1631  )))
1632 1632  
1633 1633  (((
1634 -(% 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.
1635 1635  )))
1636 1636  
1637 1637  (((
1638 -[[image:1653360231087-571.png||height="401" width="727"]]
1583 +AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1639 1639  )))
1640 1640  
1641 -(% 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 +)))
1642 1642  
1643 -(% 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 +)))
1644 1644  
1645 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1646 -(% style="background-color:#dcdcdc" %)AT+FDR  (%%) Reset Parameters to Factory Default, Keys Reserve
1647 -(% style="background-color:#dcdcdc" %)123456  (%%) Enter Password to have AT access.
1648 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode
1649 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off
1650 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1651 -(% style="background-color:#dcdcdc" %)AT+TDC=60000  (%%)Set transmit interval to 60 seconds
1652 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz
1653 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1
1654 -(% style="background-color:#dcdcdc" %)ATZ                (%%)Reset MCU
1594 +(((
1595 +AT+ADR=0 Set the Adaptive Data Rate Off
1596 +)))
1655 1655  
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 +(((
1656 1656  As shown in below:
1620 +)))
1657 1657  
1658 -[[image:1653360498588-932.png||height="485" width="726"]]
1622 +(((
1623 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image040.png]]
1624 +)))
1659 1659  
1660 -== 5.4 Can I see counting event in Serial? ==
1626 +(((
1627 +
1628 +)))
1661 1661  
1662 1662  (((
1631 +
1632 +)))
1633 +
1634 +1. (((
1635 +(((
1636 +
1637 +)))
1638 +
1639 +1. (((
1640 +Can I see counting event in Serial?
1641 +)))
1642 +)))
1643 +
1644 +(((
1663 1663  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.
1664 1664  )))
1665 1665  
1666 1666  (((
1667 -= 6. Trouble Shooting =
1649 +
1668 1668  )))
1669 1669  
1670 1670  (((
1653 +
1654 +)))
1655 +
1671 1671  (((
1672 -== 6.1 Downlink doesn’t work, how to solve it? ==
1657 +
1673 1673  )))
1659 +
1660 +1. (((
1661 +(((
1662 +Trouble Shooting    
1674 1674  )))
1675 1675  
1665 +1. (((
1666 +Downlink doesn’t work, how to solve it?
1667 +)))
1668 +)))
1669 +
1676 1676  (((
1677 1677  Please see this link for how to debug:
1678 -
1679 -[[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/]]
1680 1680  )))
1681 1681  
1682 1682  (((
... ... @@ -1684,9 +1684,14 @@
1684 1684  )))
1685 1685  
1686 1686  (((
1687 -== 6.2 Have trouble to upload image. ==
1679 +
1688 1688  )))
1689 1689  
1682 +1.
1683 +11. (((
1684 +Have trouble to upload image.
1685 +)))
1686 +
1690 1690  (((
1691 1691  See this link for trouble shooting:
1692 1692  )))
... ... @@ -1696,9 +1696,14 @@
1696 1696  )))
1697 1697  
1698 1698  (((
1699 -== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1696 +
1700 1700  )))
1701 1701  
1699 +1.
1700 +11. (((
1701 +Why I can’t join TTN in US915 /AU915 bands?
1702 +)))
1703 +
1702 1702  (((
1703 1703  It might be about the channels mapping. Please see this link for detail:
1704 1704  )))
... ... @@ -1708,111 +1708,106 @@
1708 1708  )))
1709 1709  
1710 1710  (((
1711 -= 7. Order Info =
1713 +
1712 1712  )))
1713 1713  
1714 1714  (((
1717 +
1718 +)))
1719 +
1715 1715  (((
1716 -(% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1721 +
1717 1717  )))
1723 +
1724 +1. (((
1725 +Order Info
1718 1718  )))
1719 1719  
1720 1720  (((
1729 +**For LT-33222-L-XXX or LT-22222-L-XXX:**
1730 +)))
1731 +
1721 1721  (((
1722 -(% style="color:#4f81bd" %)**XXX:**
1733 +**XXX:**
1723 1723  )))
1724 -)))
1725 1725  
1726 1726  * (((
1727 -(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1737 +**EU433**: LT with frequency bands EU433
1728 1728  )))
1729 1729  * (((
1730 -(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1740 +**EU868**: LT with frequency bands EU868
1731 1731  )))
1732 1732  * (((
1733 -(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1743 +**KR920**: LT with frequency bands KR920
1734 1734  )))
1735 1735  * (((
1736 -(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1746 +**CN470**: LT with frequency bands CN470
1737 1737  )))
1738 1738  * (((
1739 -(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1749 +**AS923**: LT with frequency bands AS923
1740 1740  )))
1741 1741  * (((
1742 -(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1752 +**AU915**: LT with frequency bands AU915
1743 1743  )))
1744 1744  * (((
1745 -(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1755 +**US915**: LT with frequency bands US915
1746 1746  )))
1747 1747  * (((
1748 -(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1758 +**IN865**: LT with frequency bands IN865
1749 1749  )))
1760 +* (((
1761 +**CN779**: LT with frequency bands CN779
1762 +)))
1750 1750  
1751 -(((
1752 -* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1753 -
1754 -= 8. Packing Info =
1764 +1. (((
1765 +Packing Info
1755 1755  )))
1756 1756  
1757 1757  (((
1758 -(((
1759 1759  **Package Includes**:
1760 1760  )))
1761 -)))
1762 1762  
1763 -(((
1764 -(((
1765 -* LT-22222-L I/O Controller x 1
1766 -* Stick Antenna for LoRa RF part x 1
1767 -* Bracket for controller x1
1768 -* Program cable x 1
1772 +* (((
1773 +LT I/O Controller x 1
1769 1769  )))
1775 +* (((
1776 +Stick Antenna for LoRa RF part x 1
1770 1770  )))
1778 +* (((
1779 +Bracket for controller x1
1780 +)))
1781 +* (((
1782 +Program cable x 1
1783 +)))
1771 1771  
1772 1772  (((
1773 -(((
1774 1774  **Dimension and weight**:
1775 1775  )))
1776 -)))
1777 1777  
1778 -(((
1779 -(((
1780 -* Device Size: 13.5 x 7 x 3 cm
1781 -* Device Weight: 105g
1782 -* Package Size / pcs : 14.5 x 8 x 5 cm
1783 -* Weight / pcs : 170g
1789 +* (((
1790 +Device Size: 13.5 x 7 x 3 cm
1784 1784  )))
1792 +* (((
1793 +Device Weight: 105g
1785 1785  )))
1795 +* (((
1796 +Package Size / pcs : 14.5 x 8 x 5 cm
1797 +)))
1798 +* (((
1799 +Weight / pcs : 170g
1800 +)))
1786 1786  
1787 -(((
1788 -= 9. Support =
1802 +1. (((
1803 +Support
1789 1789  )))
1790 1790  
1791 1791  * (((
1792 -(((
1793 1793  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.
1794 1794  )))
1795 -)))
1796 1796  * (((
1797 -(((
1798 1798  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
1799 1799  )))
1800 -)))
1801 1801  
1802 1802  (((
1803 -(((
1804 - [[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]]
1805 1805  )))
1806 -
1807 -(((
1808 -= 10. Reference​​​​​ =
1809 -
1810 -* Product Page:
1811 -
1812 -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]]
1813 -
1814 -* [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
1815 -* [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
1816 -* [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
1817 -)))
1818 -)))
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