Changes for page LA66 LoRaWAN Shield User Manual

Last modified by Xiaoling on 2023/05/26 14:19

From version < 56.1 >

edited by Herong Lu
on 2022/06/02 16:21

To version < 87.15 >

edited by Xiaoling
on 2022/07/13 10:09

Change comment: There is no comment for this version

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--{{box cssClass="floatinginfobox" title="**Contents**"}}
--{{toc/}}
--{{/box}}
++
--= LA66 LoRaWAN Module =
++**Table of Contents:**
--== What is LA66 LoRaWAN Module ==
++{{toc/}}
--**Dragino LA66** is a small wireless LoRaWAN module that offers a very compelling mix of long-range, low power consumption, and secure data transmission. It is designed to facilitate developers to quickly deploy industrial-level LoRa and IoT solutions. It helps users to turn the idea into a practical application and make the Internet of Things a reality. It is easy to program, create and connect your things everywhere.
--**LA66 **is a ready-to-use module which includes the LoRaWAN v1.0.4 protocol. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
--**Each LA66 **module includes a world unique OTAA key for LoRaWAN registration.
++= 1.  LA66 LoRaWAN Module =
++== 1.1  What is LA66 LoRaWAN Module ==
--== Specification ==
--[[image:image-20220517072526-1.png]]
++(((
++(% style="color:blue" %)**Dragino LA66**(%%) is a small wireless LoRaWAN module that offers a very compelling mix of long-range, low power consumption, and secure data transmission. It is designed to facilitate developers to quickly deploy industrial-level LoRaWAN and IoT solutions. It helps users to turn the idea into a practical application and make the Internet of Things a reality. It is easy to create and connect your things everywhere.
++)))
--Input Power Range: 1.8v ~~ 3.7v
++(((
++(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.4 protocol**(%%). The LoRaWAN stack used in LA66 is used in more than 1 million LoRaWAN End Devices deployed world widely. This mature LoRaWAN stack greatly reduces the risk to make stable LoRaWAN Sensors to support different LoRaWAN servers and different countries' standards. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
++)))
--Power Consumption: < 4uA.
++(((
++Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
++)))
--Frequency Range: 150 MHz ~~ 960 MHz
++(((
++Besides the support of the LoRaWAN protocol, LA66 also supports (% style="color:blue" %)**open-source peer-to-peer LoRa Protocol**(%%) for the none-LoRaWAN application.
++)))
--Maximum Power +22 dBm constant RF output
++(((
++LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
++)))
--High sensitivity: -148 dBm
--Temperature:
++== 1.2  Features ==
--* Storage: -55 ~~ +125℃
--* Operating: -40 ~~ +85℃
++* Support LoRaWAN v1.0.4 protocol
++* Support peer-to-peer protocol
++* TCXO crystal to ensure RF performance on low temperature
++* SMD Antenna pad and i-pex antenna connector
++* Available in different frequency LoRaWAN frequency bands.
++* World-wide unique OTAA keys.
++* AT Command via UART-TTL interface
++* Firmware upgradable via UART interface
++* Ultra-long RF range
--Humidity:
--* Storage: 5 ~~ 95% (Non-Condensing)
--* Operating: 10 ~~ 95% (Non-Condensing)
--LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
++== 1.3  Specification ==
--LoRa Rx current: <9 mA
++* CPU: 32-bit 48 MHz
++* Flash: 256KB
++* RAM: 64KB
++* Input Power Range: 1.8v ~~ 3.7v
++* Power Consumption: < 4uA.
++* Frequency Range: 150 MHz ~~ 960 MHz
++* Maximum Power +22 dBm constant RF output
++* High sensitivity: -148 dBm
++* Temperature:
++** Storage: -55 ~~ +125℃
++** Operating: -40 ~~ +85℃
++* Humidity:
++** Storage: 5 ~~ 95% (Non-Condensing)
++** Operating: 10 ~~ 95% (Non-Condensing)
++* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
++* LoRa Rx current: <9 mA
++* I/O Voltage: 3.3v
--I/O Voltage: 3.3v
--== AT Command ==
++== 1.4  AT Command ==
  AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
--== Pin Mapping ==
++== 1.5  Dimension ==
++[[image:image-20220517072526-1.png]]
++
++
++
++== 1.6  Pin Mapping ==
++
++
  [[image:image-20220523101537-1.png]]
--== Land Pattern ==
++
++== 1.7  Land Pattern ==
++
  [[image:image-20220517072821-2.png]]
--== Part Number ==
--Part Number: **LA66-XXX**
++= 2.  LA66 LoRaWAN Shield =
--**XX**: The default frequency band
--* **AS923**: LoRaWAN AS923 band
--* **AU915**: LoRaWAN AU915 band
--* **EU433**: LoRaWAN EU433 band
--* **EU868**: LoRaWAN EU868 band
--* **KR920**: LoRaWAN KR920 band
--* **US915**: LoRaWAN US915 band
--* **IN865**: LoRaWAN IN865 band
--* **CN470**: LoRaWAN CN470 band
++== 2.1  Overview ==
--= LA66 LoRaWAN Shield =
++LA66 LoRaWAN Shield is the Arduino shield base on LA66. Users can use LA66 LoRaWAN Shield to rapidly add LoRaWAN or peer-to-peer LoRa wireless function to  Arduino projects.
--LA66 LoRaWAN Shield is the Arduino Breakout PCB to fast test the features of LA66 module and turn Arduino to support LoRaWAN.
--== Pin Mapping & LED ==
++== 2.2  Features ==
--== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
++* Arduino Shield base on LA66 LoRaWAN module
++* Support LoRaWAN v1.0.4 protocol
++* Support peer-to-peer protocol
++* TCXO crystal to ensure RF performance on low temperature
++* SMA connector
++* Available in different frequency LoRaWAN frequency bands.
++* World-wide unique OTAA keys.
++* AT Command via UART-TTL interface
++* Firmware upgradable via UART interface
++* Ultra-long RF range
--== Example: Join TTN network and send an uplink message, get downlink message. ==
--== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
--== Upgrade Firmware of LA66 LoRaWAN Shield ==
++== 2.3  Specification ==
--=== what needs to be used ===
++* CPU: 32-bit 48 MHz
++* Flash: 256KB
++* RAM: 64KB
++* Input Power Range: 1.8v ~~ 3.7v
++* Power Consumption: < 4uA.
++* Frequency Range: 150 MHz ~~ 960 MHz
++* Maximum Power +22 dBm constant RF output
++* High sensitivity: -148 dBm
++* Temperature:
++** Storage: -55 ~~ +125℃
++** Operating: -40 ~~ +85℃
++* Humidity:
++** Storage: 5 ~~ 95% (Non-Condensing)
++** Operating: 10 ~~ 95% (Non-Condensing)
++* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
++* LoRa Rx current: <9 mA
++* I/O Voltage: 3.3v
--1.LA66 LoRaWAN Shield that needs to be upgraded
--2.Arduino
--3.USB TO TTL
++== 2.4  Pin Mapping & LED ==
--[[image:image-20220602100052-2.png]]
--=== Wiring Schematic ===
--[[image:image-20220602101311-3.png]]
++== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
--LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
--GND                               >>>>>>>>>>>>GND
--TXD                                >>>>>>>>>>>>TXD
++== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
--RXD                                >>>>>>>>>>>>RXD
--JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
--Connect to the PC after connecting the wires
++== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
--[[image:image-20220602102240-4.png]]
--=== Upgrade steps ===
--==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
++== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
--[[image:image-20220602102824-5.png]]
--==== Press the RST switch on the LA66 LoRaWAN Shield once ====
++=== 2.8.1  Items needed for update ===
--[[image:image-20220602104701-12.png]]
++1. LA66 LoRaWAN Shield
++1. Arduino
++1. USB TO TTL Adapter
--==== Open the upgrade application software ====
--Software download link:  [[https:~~/~~/www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/Utility/LSN50N/>>https://www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/Utility/LSN50N/]]
++
++[[image:image-20220602100052-2.png||height="385" width="600"]]
++
++
++=== 2.8.2  Connection ===
++
++
++[[image:image-20220602101311-3.png||height="276" width="600"]]
++
++
++(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
++
++(% style="background-color:yellow" %)**GND                                <-> GND
++TXD                                 <->  TXD
++RXD                                 <->  RXD**
++
++
++Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
++
++Connect USB TTL Adapter to PC after connecting the wires
++
++
++[[image:image-20220602102240-4.png||height="304" width="600"]]
++
++
++=== 2.8.3  Upgrade steps ===
++
++
++==== 1.  Switch SW1 to put in ISP position ====
++
++
++[[image:image-20220602102824-5.png||height="306" width="600"]]
++
++
++
++==== 2.  Press the RST switch once ====
++
++
++[[image:image-20220602104701-12.png||height="285" width="600"]]
++
++
++
++==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
++
++
++(% style="color:blue" %)**1. Software download link:  [[https:~~/~~/www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/Utility/LSN50N/>>https://www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/Utility/LSN50N/]]**
++
++
  [[image:image-20220602103227-6.png]]
++
  [[image:image-20220602103357-7.png]]
--===== Select the COM port corresponding to USB TTL =====
++
++(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
++(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
++
++
  [[image:image-20220602103844-8.png]]
--===== Select the bin file to burn =====
++
++(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
++(% style="color:blue" %)**3. Select the bin file to burn**
++
++
  [[image:image-20220602104144-9.png]]
++
  [[image:image-20220602104251-10.png]]
++
  [[image:image-20220602104402-11.png]]
--===== Click to start the download =====
++
++(% class="wikigeneratedid" id="HClicktostartthedownload" %)
++(% style="color:blue" %)**4. Click to start the download**
++
  [[image:image-20220602104923-13.png]]
--===== The following figure appears to prove that the burning is in progress =====
++
++(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
++(% style="color:blue" %)**5. Check update process**
++
++
  [[image:image-20220602104948-14.png]]
--===== The following picture appears to prove that the burning is successful =====
++
++(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
++(% style="color:blue" %)**The following picture shows that the burning is successful**
++
  [[image:image-20220602105251-15.png]]
--= LA66 USB LoRaWAN Adapter =
--LA66 USB LoRaWAN Adapter is the USB Adapter for LA66, it combines a USB TTL Chip and LA66 module which can easy to test the LoRaWAN feature by using PC or embedded device which has USB Interface.
--Before use, please make sure that the computer has installed the CP2102 driver
++= 3.  LA66 USB LoRaWAN Adapter =
--== Pin Mapping & LED ==
--== Example Send & Get Messages via LoRaWAN in PC ==
++== 3.1  Overview ==
--== Example Send & Get Messages via LoRaWAN in RPi ==
++LA66 USB LoRaWAN Adapter is designed to fast turn USB devices to support LoRaWAN wireless features. It combines a CP2101 USB TTL Chip and LA66 LoRaWAN module which can easy to add LoRaWAN wireless feature to PC / Mobile phone or an embedded device that has USB Interface.
--Connect the LA66 LoRa Shield to the RPI
--[[image:image-20220602153333-4.png]]
++== 3.2  Features ==
--Log in to the RPI's terminal and connect to the serial port
++* LoRaWAN USB adapter base on LA66 LoRaWAN module
++* Ultra-long RF range
++* Support LoRaWAN v1.0.4 protocol
++* Support peer-to-peer protocol
++* TCXO crystal to ensure RF performance on low temperature
++* Spring RF antenna
++* Available in different frequency LoRaWAN frequency bands.
++* World-wide unique OTAA keys.
++* AT Command via UART-TTL interface
++* Firmware upgradable via UART interface
--[[image:image-20220602153146-3.png]]
--Press the reset switch RST on the LA66 LoRa Shield.
--The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
--[[image:image-20220602154928-5.png]]
++== 3.3  Specification ==
--send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
++* CPU: 32-bit 48 MHz
++* Flash: 256KB
++* RAM: 64KB
++* Input Power Range: 5v
++* Frequency Range: 150 MHz ~~ 960 MHz
++* Maximum Power +22 dBm constant RF output
++* High sensitivity: -148 dBm
++* Temperature:
++** Storage: -55 ~~ +125℃
++** Operating: -40 ~~ +85℃
++* Humidity:
++** Storage: 5 ~~ 95% (Non-Condensing)
++** Operating: 10 ~~ 95% (Non-Condensing)
++* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
++* LoRa Rx current: <9 mA
++
++
++== 3.4  Pin Mapping & LED ==
++
++
++
++== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
++
++
++Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
++
++
++(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
++
++
++[[image:image-20220602171217-1.png||height="538" width="800"]]
++
++
++Open the serial port tool
++
++[[image:image-20220602161617-8.png]]
++
++[[image:image-20220602161718-9.png||height="457" width="800"]]
++
++
++
++(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
++
++The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
++
++
++[[image:image-20220602161935-10.png||height="498" width="800"]]
++
++
++
++(% style="color:blue" %)**3. See Uplink Command**
++
++Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
++
  example: AT+SENDB=01,02,8,05820802581ea0a5
--[[image:image-20220602160339-6.png]]
++[[image:image-20220602162157-11.png||height="497" width="800"]]
--Check to see if TTN received the message
--[[image:image-20220602160627-7.png||height="468" width="1013"]]
--=== Install Minicom ===
++(% style="color:blue" %)**4. Check to see if TTN received the message**
--Enter the following command in the RPI terminal
++[[image:image-20220602162331-12.png||height="420" width="800"]]
--apt update
--[[image:image-20220602143155-1.png]]
--apt install minicom
++== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
--[[image:image-20220602143744-2.png]]
--=== Use AT Command to send an uplink message. ===
++**Use python as an example：**[[https:~~/~~/github.com/dragino/LA66/blob/main/Send_information_to_TTN_WindosPC.py>>https://github.com/dragino/LA66/blob/main/Send_information_to_TTN_WindosPC.py]]
--=== Send PC's CPU/RAM usage to TTN via script. ===
--==== Take python as an example： ====
++(% style="color:red" %)**Preconditions:**
--===== Preconditions: =====
++(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
--1.LA66 LoRa Shield works fine
++(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
--2.LA66 LoRa Shield is registered with TTN
--===== Steps for usage =====
--1.After connecting the line, connect it to the PC, turn SW1 to FLASH, and press the RST switch. As shown in the figure below
++(% style="color:blue" %)**Steps for usage:**
--[[image:image-20220602114148-1.png]]
++(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
--2.Run the script and see the TTN
++(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
--[[image:image-20220602115852-3.png]]
++[[image:image-20220602115852-3.png||height="450" width="1187"]]
--== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
++== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
--== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
++Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
++
++
++(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
++
++[[image:image-20220602171233-2.png||height="538" width="800"]]
++
++
++
++(% style="color:blue" %)**2. Install Minicom in RPi.**
++
++(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
++
++ (% style="background-color:yellow" %)**apt update**
++
++ (% style="background-color:yellow" %)**apt install minicom**
++
++
++Use minicom to connect to the RPI's terminal
++
++[[image:image-20220602153146-3.png||height="439" width="500"]]
++
++
++
++(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
++
++The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
++
++
++[[image:image-20220602154928-5.png||height="436" width="500"]]
++
++
++
++(% style="color:blue" %)**4. Send Uplink message**
++
++Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
++
++example: AT+SENDB=01,02,8,05820802581ea0a5
++
++
++[[image:image-20220602160339-6.png||height="517" width="600"]]
++
++
++
++Check to see if TTN received the message
++
++[[image:image-20220602160627-7.png||height="369" width="800"]]
++
++
++
++== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
++
++
++
++== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
++
++
++
++
++= 4.  Order Info =
++
++
++**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)  **or**   (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
++
++
++(% style="color:blue" %)**XXX**(%%): The default frequency band
++
++* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
++* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
++* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
++* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
++* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
++* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
++* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
++* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
++* (% style="color:red" %)**PP**(%%):        Peer to Peer LoRa Protocol
++
++
++
++= 5.  Reference =
++
++* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
++
++

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