Changes for page LT-22222-L -- LoRa I/O Controller User Manual

Last modified by Mengting Qiu on 2025/06/04 18:42

From 56.1 to 57.1 From 58.3 to 59.1

From version 57.1

edited by Xiaoling
on 2022/05/24 10:12

Change comment: Uploaded new attachment "1653358355238-883.png", version {1}

To version 58.3

edited by Xiaoling
on 2022/05/24 10:32

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@@ -1116,9 +1116,9 @@
  So when sensor active, the current between NEC2501 pin1 and pin2 is:
--[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png]]**    [[image:image-20220524095628-8.png]]= DI1+ / 1K.**
++[[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.**
--If **DI1+ = 24v**, the [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png]]**[[image:image-20220524095628-8.png]]** = 24mA , So the LT-22222-L will be able to detect this high active signal.
++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.
  **Example3**: Connect to a 220v high active sensor.
@@ -1130,9 +1130,9 @@
  So when sensor active, the current between NEC2501 pin1 and pin2 is:
--   [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png]]**[[image:image-20220524095628-8.png]] = DI1+ / 51K.**
++   [[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.**
--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.
++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.
  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
@@ -1173,12 +1173,10 @@
  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:
  )))
--
  [[image:image-20220524100215-9.png]]
  [[image:image-20220524100215-10.png||height="382" width="723"]]
--
  == 3.7 LEDs Indicators ==
  [[image:image-20220524100748-11.png]]
@@ -1189,360 +1189,629 @@
  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.
--[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
++[[image:1653358238933-385.png]]
++In PC, User needs to set (% style="color:#4f81bd" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console for LT. The AT commands are disable by default and need to enter password (default:(% style="color:green" %)**123456**)(%%) to active it. As shown below:
--In PC, User needs to set **serial tool**(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to **9600** to access to access serial console for LT. The AT commands are disable by default and need to enter password (default:**123456**) to active it. As shown below:
++[[image:1653358355238-883.png]]
--[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
--
--
  More detail AT Command manual can be found at [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
++(((
  AT+<CMD>?        : Help on <CMD>
++)))
++(((
  AT+<CMD>         : Run <CMD>
++)))
++(((
  AT+<CMD>=<value> : Set the value
++)))
++(((
  AT+<CMD>=?       : Get the value
++)))
++(((
  ATZ: Trig a reset of the MCU
++)))
++(((
  AT+FDR: Reset Parameters to Factory Default, Keys Reserve
++)))
++(((
  AT+DEUI: Get or Set the Device EUI
++)))
++(((
  AT+DADDR: Get or Set the Device Address
++)))
++(((
  AT+APPKEY: Get or Set the Application Key
++)))
++(((
  AT+NWKSKEY: Get or Set the Network Session Key
++)))
++(((
  AT+APPSKEY: Get or Set the Application Session Key
++)))
++(((
  AT+APPEUI: Get or Set the Application EUI
++)))
++(((
  AT+ADR: Get or Set the Adaptive Data Rate setting. (0: off, 1: on)
++)))
++(((
  AT+TXP: Get or Set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Spec)
++)))
++(((
  AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X)
++)))
++(((
  AT+DCS: Get or Set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing
++)))
++(((
  AT+PNM: Get or Set the public network mode. (0: off, 1: on)
++)))
++(((
  AT+RX2FQ: Get or Set the Rx2 window frequency
++)))
++(((
  AT+RX2DR: Get or Set the Rx2 window data rate (0-7 corresponding to DR_X)
++)))
++(((
  AT+RX1DL: Get or Set the delay between the end of the Tx and the Rx Window 1 in ms
++)))
++(((
  AT+RX2DL: Get or Set the delay between the end of the Tx and the Rx Window 2 in ms
++)))
++(((
  AT+JN1DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms
++)))
++(((
  AT+JN2DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms
++)))
++(((
  AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
++)))
++(((
  AT+NWKID: Get or Set the Network ID
++)))
++(((
  AT+FCU: Get or Set the Frame Counter Uplink
++)))
++(((
  AT+FCD: Get or Set the Frame Counter Downlink
++)))
++(((
  AT+CLASS: Get or Set the Device Class
++)))
++(((
  AT+JOIN: Join network
++)))
++(((
  AT+NJS: Get OTAA Join Status
++)))
++(((
  AT+SENDB: Send hexadecimal data along with the application port
++)))
++(((
  AT+SEND: Send text data along with the application port
++)))
++(((
  AT+RECVB: Print last received data in binary format (with hexadecimal values)
++)))
++(((
  AT+RECV: Print last received data in raw format
++)))
++(((
  AT+VER: Get current image version and Frequency Band
++)))
++(((
  AT+CFM: Get or Set the confirmation mode (0-1)
++)))
++(((
  AT+CFS: Get confirmation status of the last AT+SEND (0-1)
++)))
++(((
  AT+SNR: Get the SNR of the last received packet
++)))
++(((
  AT+RSSI: Get the RSSI of the last received packet
++)))
++(((
  AT+TDC: Get or set the application data transmission interval in ms
++)))
++(((
  AT+PORT: Get or set the application port
++)))
++(((
  AT+DISAT: Disable AT commands
++)))
++(((
  AT+PWORD: Set password, max 9 digits
++)))
++(((
  AT+CHS: Get or Set Frequency (Unit: Hz) for Single Channel Mode
++)))
++(((
  AT+CHE: Get or Set eight channels mode, Only for US915, AU915, CN470
++)))
++(((
  AT+CFG: Print all settings
++)))
++== 4.2 Common AT Command Sequence ==
++=== 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
--1.
--11. Common AT Command Sequence
--111. Multi-channel ABP mode (Use with SX1301/LG308)
--
++(((
  If device has not joined network yet:
++)))
--123456
++(((
++(% style="background-color:#dcdcdc" %)123456
++)))
--AT+FDR
++(((
++(% style="background-color:#dcdcdc" %)AT+FDR
++)))
--123456
++(((
++(% style="background-color:#dcdcdc" %)123456
++)))
--AT+NJM=0
++(((
++(% style="background-color:#dcdcdc" %)AT+NJM=0
++)))
--ATZ
++(((
++(% style="background-color:#dcdcdc" %)ATZ
++)))
++(((
  If device already joined network:
++)))
--AT+NJM=0
++(((
++(% style="background-color:#dcdcdc" %)AT+NJM=0
++)))
--ATZ
++(((
++(% style="background-color:#dcdcdc" %)ATZ
++)))
--1.
--11.
--111. Single-channel ABP mode (Use with LG01/LG02)
++=== 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
--123456   Enter Password to have AT access.
++(((
++(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
++)))
--AT+FDR   Reset Parameters to Factory Default, Keys Reserve
++(((
++(% style="background-color:#dcdcdc" %) AT+FDR(%%)   Reset Parameters to Factory Default, Keys Reserve
++)))
--123456   Enter Password to have AT access.
++(((
++(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
++)))
--AT+CLASS=C Set to work in CLASS C
++(((
++(% style="background-color:#dcdcdc" %) AT+CLASS=C(%%) Set to work in CLASS C
++)))
--AT+NJM=0 Set to ABP mode
++(((
++(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode
++)))
--AT+ADR=0 Set the Adaptive Data Rate Off
++(((
++(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off
++)))
--AT+DR=5  Set Data Rate
++(((
++(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
++)))
--AT+TDC=60000  Set transmit interval to 60 seconds
++(((
++(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
++)))
--AT+CHS=868400000 Set transmit frequency to 868.4Mhz
++(((
++(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz
++)))
--AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
++(((
++(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
++)))
--AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
++(((
++(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
++)))
--AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
++(((
++(% style="background-color:#dcdcdc" %) AT+DADDR=26 01 1A F1 (%%)Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
++)))
--ATZ          Reset MCU
++(((
++(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
++)))
--**Note:**
++(((
++(% style="color:red" %)**Note:**
++)))
--1. Make sure the device is set to ABP mode in the IoT Server.
--1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
--1. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.
--1. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5
++(((
++(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
++2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
++3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.
++4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5
++)))
--[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image031.png]]
++(((
++[[image:1653359097980-169.png||height="188" width="729"]]
++)))
++(((
++
++)))
--1.
--11.
--111. Change to Class A
++=== 4.2.3 Change to Class A ===
  If sensor JOINED
--
--AT+CLASS=A
--
++(% style="background-color:#dcdcdc" %)AT+CLASS=A
  ATZ
--
--
--
--
--1. FAQ
--
--1.
--11. How to upgrade the image?
--
++= 5. FAQ =
++== 5.1 How to upgrade the image? ==
  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
++
  * Support new features
  * For bug fix
  * Change LoRaWAN bands.
--
  Below shows the hardware connection for how to upload an image to the LT:
--[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
--
--
  **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]].
--
  **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
--
  **Step3: **Open flashloader; choose the correct COM port to update.
--
--**For LT-33222-L**:
--
--Hold down the PRO button and then momentarily press the RST reset button and the **DO2 led** will change from OFF to ON. When **DO2 LED** is on, it means the device is in download mode.
--
  **For LT-22222-L**:
--
  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.
++[[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]]
++(% 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:
--|(((
--Board detected
--)))
--|(((
++1. (((
++(((
  )))
--[[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]]
++1. (((
++How to change the LoRa Frequency Bands/Region?
++)))
++)))
--
--
--[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image034.png]]           [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image035.png]]
--
--
--[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image036.png]]   [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image037.png]]
--
--
--**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
--
--[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image038.png]]
--
--
--1.
--11. How to change the LoRa Frequency Bands/Region?
--
++(((
  User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
++)))
++(((
++
++)))
 .
--11. How to set up LT to work with Single Channel Gateway such as LG01/LG02?
++11. (((
++How to set up LT to work with Single Channel Gateway such as LG01/LG02?
++)))
++(((
  In this case, users need to set LT-33222-L to work in ABP mode & transmit in only one frequency.
++)))
++(((
  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
++)))
++(((
++
++)))
++(((
  **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.
++)))
++(((
  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image039.png]]
++)))
++(((
  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.
++)))
++(((
++
++)))
++(((
  **Step2: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
++)))
++(((
    Enter Password to have AT access.
++)))
++(((
  AT+FDR   Reset Parameters to Factory Default, Keys Reserve
++)))
++(((
    Enter Password to have AT access.
++)))
++(((
  AT+NJM=0 Set to ABP mode
++)))
++(((
  AT+ADR=0 Set the Adaptive Data Rate Off
++)))
++(((
  AT+DR=5  Set Data Rate (Set AT+DR=3 for 915 band)
++)))
++(((
  AT+TDC=60000  Set transmit interval to 60 seconds
++)))
++(((
  AT+CHS=868400000 Set transmit frequency to 868.4Mhz
++)))
++(((
  AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1
++)))
++(((
  ATZ                Reset MCU
++)))
++(((
  As shown in below:
++)))
++(((
  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image040.png]]
++)))
++(((
++
++)))
++(((
++
++)))
--1.
--11. Can I see counting event in Serial?
++1. (((
++(((
++
++)))
++1. (((
++Can I see counting event in Serial?
++)))
++)))
++
++(((
  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.
++)))
++(((
++
++)))
++(((
++
++)))
++(((
++
++)))
--1. Trouble Shooting
--11. Downlink doesn’t work, how to solve it?
++1. (((
++(((
++Trouble Shooting
++)))
++1. (((
++Downlink doesn’t work, how to solve it?
++)))
++)))
++
++(((
  Please see this link for how to debug:
++)))
++(((
  [[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#How_it_work>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#How_it_work]]
++)))
++(((
++
++)))
 .
--11. Have trouble to upload image.
++11. (((
++Have trouble to upload image.
++)))
++(((
  See this link for trouble shooting:
++)))
++(((
  [[http:~~/~~/wiki.dragino.com/index.php?title=Firmware_Upgrade_Trouble_Shooting#UART_upgrade_trouble_shooting>>url:http://wiki.dragino.com/index.php?title=Firmware_Upgrade_Trouble_Shooting#UART_upgrade_trouble_shooting]]
++)))
++(((
++
++)))
 .
--11. Why I can’t join TTN in US915 /AU915 bands?
++11. (((
++Why I can’t join TTN in US915 /AU915 bands?
++)))
++(((
  It might be about the channels mapping. Please see this link for detail:
++)))
++(((
  [[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band]]
++)))
++(((
++
++)))
++(((
++
++)))
++(((
++
++)))
--1. Order Info
++1. (((
++Order Info
++)))
++(((
  **For LT-33222-L-XXX or LT-22222-L-XXX:**
++)))
++(((
  **XXX:**
++)))
--* **EU433**: LT with frequency bands EU433
--* **EU868**: LT with frequency bands EU868
--* **KR920**: LT with frequency bands KR920
--* **CN470**: LT with frequency bands CN470
--* **AS923**: LT with frequency bands AS923
--* **AU915**: LT with frequency bands AU915
--* **US915**: LT with frequency bands US915
--* **IN865**: LT with frequency bands IN865
--* **CN779**: LT with frequency bands CN779
++* (((
++**EU433**: LT with frequency bands EU433
++)))
++* (((
++**EU868**: LT with frequency bands EU868
++)))
++* (((
++**KR920**: LT with frequency bands KR920
++)))
++* (((
++**CN470**: LT with frequency bands CN470
++)))
++* (((
++**AS923**: LT with frequency bands AS923
++)))
++* (((
++**AU915**: LT with frequency bands AU915
++)))
++* (((
++**US915**: LT with frequency bands US915
++)))
++* (((
++**IN865**: LT with frequency bands IN865
++)))
++* (((
++**CN779**: LT with frequency bands CN779
++)))
--1. Packing Info
++1. (((
++Packing Info
++)))
++(((
  **Package Includes**:
++)))
--* LT I/O Controller x 1
--* Stick Antenna for LoRa RF part x 1
--* Bracket for controller x1
--* Program cable x 1
++* (((
++LT I/O Controller x 1
++)))
++* (((
++Stick Antenna for LoRa RF part x 1
++)))
++* (((
++Bracket for controller x1
++)))
++* (((
++Program cable x 1
++)))
++(((
  **Dimension and weight**:
++)))
--* Device Size: 13.5 x 7 x 3 cm
--* Device Weight: 105g
--* Package Size / pcs : 14.5 x 8 x 5 cm
--* Weight / pcs : 170g
++* (((
++Device Size: 13.5 x 7 x 3 cm
++)))
++* (((
++Device Weight: 105g
++)))
++* (((
++Package Size / pcs : 14.5 x 8 x 5 cm
++)))
++* (((
++Weight / pcs : 170g
++)))
--1. Support
++1. (((
++Support
++)))
--* 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.
--* 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 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.
++)))
++* (((
++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]]
++)))

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Changes for page LT-22222-L -- LoRa I/O Controller User Manual

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