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

Last modified by Saxer Lin on 2025/04/15 17:24

From version < 77.57 >

edited by Xiaoling
on 2022/06/10 09:09

To version < 77.39 >

edited by Xiaoling
on 2022/06/10 08:58

Change comment: There is no comment for this version

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@@ -162,6 +162,7 @@
  )))
++
  == 1.3 Features ==
  * LoRaWAN Class A & Class C protocol
@@ -172,6 +172,7 @@
  * Firmware upgradable via program port
  * Counting
++
  == 1.4  Applications ==
  * Smart Buildings & Home Automation
@@ -181,6 +181,7 @@
  * Smart Cities
  * Smart Factory
++
  == 1.5 Hardware Variants ==
  (% border="1" style="background-color:#f7faff; width:500px" %)
@@ -194,6 +194,7 @@
  * 1 x Counting Port
  )))
++
  = 2. Power ON Device =
  The LT controller can be powered by 7 ~~ 24V DC power source. Connect VIN to Power Input V+ and GND to power input V- to power the LT controller.
@@ -275,6 +275,7 @@
  * **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
  * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
++
  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
@@ -325,6 +325,7 @@
  ** DO1 is high in case there is load between DO1 and V+.
  ** DO1 LED is off in both case
++
  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
@@ -739,6 +739,7 @@
  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
++
  === 3.4.1 Common Commands ===
  They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
@@ -1434,9 +1434,8 @@
  The analog input interface is as below. The LT will measure the IN2 voltage so to calculate the current pass the Load. The formula is:
++**AC2 = (IN2 voltage )/12**
--(% style="color:blue" %)**AC2 = (IN2 voltage )/12**
--
  [[image:1653357592296-182.png]]
  Example to connect a 4~~20mA sensor
@@ -1443,18 +1443,17 @@
  We take the wind speed sensor as an example for reference only.
++Specifications of the wind speed sensor:
--**Specifications of the wind speed sensor:**
++Red:12~~24v
--Red:      12~~24v
++Yellow:4~~20mA
--Yellow:  4~~20mA
++Black:GND
--Black:   GND
++Connection diagram:
--**Connection diagram:**
--
  [[image:1653357640609-758.png]]
  [[image:1653357648330-671.png||height="155" width="733"]]
@@ -1486,7 +1486,6 @@
  [[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:
  )))
@@ -1493,7 +1493,6 @@
  [[image:1653358355238-883.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/]]
  )))
@@ -1691,9 +1691,7 @@
  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
  (((
--
--
--**If device has not joined network yet:**
++If device has not joined network yet:
  )))
  (((
@@ -1718,7 +1718,7 @@
  (((
--**If device already joined network:**
++If device already joined network:
  )))
  (((
@@ -1736,9 +1736,7 @@
  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
  (((
--
--
--(% style="background-color:#dcdcdc" %)123456(%%)     Enter Password to have AT access.
++(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
  )))
  (((
@@ -1746,7 +1746,7 @@
  )))
  (((
--(% style="background-color:#dcdcdc" %) 123456(%%)     Enter Password to have AT access.
++(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
  )))
  (((
@@ -1754,41 +1754,39 @@
  )))
  (((
--(% style="background-color:#dcdcdc" %) AT+NJM=0(%%)    Set to ABP mode
++(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode
  )))
  (((
--(% style="background-color:#dcdcdc" %) AT+ADR=0(%%)    Set the Adaptive Data Rate Off
++(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off
  )))
  (((
--(% style="background-color:#dcdcdc" %) AT+DR=5(%%)       Set Data Rate
++(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
  )))
  (((
--(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)              Set transmit interval to 60 seconds
++(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
  )))
  (((
--(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%)      Set transmit frequency to 868.4Mhz
++(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz
  )))
  (((
--(% style="background-color:#dcdcdc" %) 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)
  )))
  (((
--(% style="background-color:#dcdcdc" %) 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
  )))
  (((
--(% 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.
++(% 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.
  )))
  (((
--(% style="background-color:#dcdcdc" %) ATZ         (%%)                             Reset MCU
--
--
++(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
  )))
  (((
@@ -1811,6 +1811,7 @@
  )))
++
  === 4.2.3 Change to Class A ===
  If sensor JOINED
@@ -1822,25 +1822,19 @@
  == 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:1653359603330-121.png]]
--[[image:1653359603330-121.png]]
--
--
  (((
--(% style="color:blue" %)**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]].
--(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
--(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
--
--
--(% style="color:blue" %)**For LT-22222-L**(%%):
++**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-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.
  )))
@@ -1850,7 +1850,6 @@
  [[image:image-20220524104033-15.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:
  [[image:1653360054704-518.png||height="186" width="745"]]
@@ -1866,11 +1866,14 @@
  (((
  User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
++
++
  )))
  (((
++
  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
  )))
@@ -1883,8 +1883,6 @@
  (((
  (((
  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
--
--
  )))
  )))
@@ -1915,7 +1915,7 @@
  (% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%)         Set transmit interval to 60 seconds
  (% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
  (% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%)    Set Device Address to 26 01 1A F1
--(% style="background-color:#dcdcdc" %)ATZ        (%%)                              Reset MCU
++(% style="background-color:#dcdcdc" %)ATZ        (%%)                              Reset MCU
  )))
@@ -1993,6 +1993,8 @@
  * (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
  * (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
++
++
  = 8. Packing Info =
@@ -2003,6 +2003,7 @@
  * Bracket for controller x1
  * Program cable x 1
++
  **Dimension and weight**:
  * Device Size: 13.5 x 7 x 3 cm
@@ -2010,6 +2010,8 @@
  * Package Size / pcs : 14.5 x 8 x 5 cm
  * Weight / pcs : 170g
++
++
  = 9. Support =
  * (((
@@ -2019,6 +2019,8 @@
  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]]
  )))
++
++
  = 10. Reference =
  * 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]]

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