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 < 77.42 >

edited by Xiaoling
on 2022/06/10 08:59

To version < 77.63 >

edited by Xiaoling
on 2022/06/10 09:15

Change comment: There is no comment for this version

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@@ -162,7 +162,6 @@
  )))
--
  == 1.3 Features ==
  * LoRaWAN Class A & Class C protocol
@@ -173,7 +173,6 @@
  * Firmware upgradable via program port
  * Counting
--
  == 1.4  Applications ==
  * Smart Buildings & Home Automation
@@ -183,7 +183,6 @@
  * Smart Cities
  * Smart Factory
--
  == 1.5 Hardware Variants ==
  (% border="1" style="background-color:#f7faff; width:500px" %)
@@ -197,7 +197,6 @@
  * 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.
@@ -279,7 +279,6 @@
  * **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.
@@ -330,7 +330,6 @@
  ** 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.
@@ -745,7 +745,6 @@
  * (% 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]]
@@ -1144,14 +1144,17 @@
 : Relays will change to an inverter state after timeout
++
  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
  [[image:image-20220524093831-10.png]]
++
  (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
  Device will upload a packet if downlink code executes successfully.
++
  **Example payload:**
  **~1. 05 01 11 07 D0**
@@ -1261,17 +1261,16 @@
  )))
--
  == 3.5 Integrate with Mydevice ==
  Mydevices provides a human friendly interface to show the sensor data, once we have data in TTN, we can use Mydevices to connect to TTN and see the data in Mydevices. Below are the steps:
  (((
--**Step 1**: Be sure that your device is programmed and properly connected to the network at this time.
++(% style="color:blue" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the network at this time.
  )))
  (((
--**Step 2**: To configure the Application to forward data to Mydevices you will need to add integration. To add the Mydevices integration, perform the following steps:
++(% style="color:blue" %)**Step 2**(%%): To configure the Application to forward data to Mydevices you will need to add integration. To add the Mydevices integration, perform the following steps:
  )))
  [[image:1653356737703-362.png||height="232" width="732"]]
@@ -1278,12 +1278,13 @@
  [[image:image-20220524094641-11.png||height="390" width="723"]]
++
  [[image:image-20220524094641-12.png||height="402" width="718"]]
--**Step 3**: Create an account or log in Mydevices.
++(% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
--**Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
++(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
  Search under The things network
@@ -1290,16 +1290,21 @@
  [[image:1653356838789-523.png||height="337" width="740"]]
++
  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
  [[image:image-20220524094909-1.png||height="335" width="729"]]
++
  [[image:image-20220524094909-2.png||height="337" width="729"]]
++
  [[image:image-20220524094909-3.png||height="338" width="727"]]
++
  [[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %)
++
  [[image:image-20220524094909-5.png||height="341" width="734"]]
@@ -1339,7 +1339,7 @@
  )))
  (((
--**Example1**: Connect to a Low active sensor.
++(% style="color:blue" %)**Example1**(%%): Connect to a Low active sensor.
  )))
  (((
@@ -1370,7 +1370,7 @@
  )))
  (((
--**Example2**: Connect to a High active sensor.
++(% style="color:blue" %)**Example2**(%%): Connect to a High active sensor.
  )))
  (((
@@ -1401,7 +1401,7 @@
  )))
  (((
--**Example3**: Connect to a 220v high active sensor.
++(% style="color:blue" %)**Example3**(%%): Connect to a 220v high active sensor.
  )))
  (((
@@ -1441,8 +1441,9 @@
  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
@@ -1449,17 +1449,18 @@
  We take the wind speed sensor as an example for reference only.
--Specifications of the wind speed sensor:
--Red:12~~24v
++**Specifications of the wind speed sensor:**
--Yellow:4~~20mA
++Red:      12~~24v
--Black:GND
++Yellow:  4~~20mA
++Black:   GND
--Connection diagram:
++**Connection diagram:**
++
  [[image:1653357640609-758.png]]
  [[image:1653357648330-671.png||height="155" width="733"]]
@@ -1491,6 +1491,7 @@
  [[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:
  )))
@@ -1497,6 +1497,7 @@
  [[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/]]
  )))
@@ -1694,7 +1694,9 @@
  === 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:**
  )))
  (((
@@ -1719,7 +1719,7 @@
  (((
--If device already joined network:
++**If device already joined network:**
  )))
  (((
@@ -1737,7 +1737,9 @@
  === 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.
  )))
  (((
@@ -1745,7 +1745,7 @@
  )))
  (((
--(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
++(% style="background-color:#dcdcdc" %) 123456(%%)     Enter Password to have AT access.
  )))
  (((
@@ -1753,39 +1753,41 @@
  )))
  (((
--(% 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
++
++
  )))
  (((
@@ -1808,7 +1808,6 @@
  )))
--
  === 4.2.3 Change to Class A ===
  If sensor JOINED
@@ -1820,19 +1820,25 @@
  == 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]]
++
++
  (((
--**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**:
++(% 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**(%%):
  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.
  )))
@@ -1842,6 +1842,7 @@
  [[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"]]
@@ -1906,7 +1906,7 @@
  (% 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
  )))
@@ -1984,8 +1984,6 @@
  * (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
  * (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
--
--
  = 8. Packing Info =
@@ -1996,7 +1996,6 @@
  * Bracket for controller x1
  * Program cable x 1
--
  **Dimension and weight**:
  * Device Size: 13.5 x 7 x 3 cm
@@ -2004,8 +2004,6 @@
  * Package Size / pcs : 14.5 x 8 x 5 cm
  * Weight / pcs : 170g
--
--
  = 9. Support =
  * (((
@@ -2015,8 +2015,6 @@
  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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