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1		-XWiki.Lu
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1		-{{box cssClass="floatinginfobox" title="**Contents**"}}
2		-{{toc/}}
3		-{{/box}}
	1	+
4	4
5		-= LA66 LoRaWAN Module =
	3	+**Table of Contents:**
6	6
7		-== What is LA66 LoRaWAN Module ==
	5	+{{toc/}}
8	8
9		-**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.
10	10
11		-**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.
12	12
13		-**Each LA66 **module includes a world unique OTAA key for LoRaWAN registration.
	9	+= 1.  LA66 LoRaWAN Module =
14	14
15	15
	12	+== 1.1  What is LA66 LoRaWAN Module ==
16	16
17		-== Specification ==
18	18
19		-[[image:image-20220517072526-1.png]]
	15	+(((
	16	+[[image:image-20220715000242-1.png||height="110" width="132"]]
20	20
21		-Input Power Range: 1.8v ~~ 3.7v
	18	+(% 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.
	19	+)))
22	22
23		-Power Consumption: < 4uA.
	21	+(((
	22	+(% 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.
	23	+)))
24	24
25		-Frequency Range: 150 MHz ~~ 960 MHz
	25	+(((
	26	+Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
	27	+)))
26	26
27		-Maximum Power +22 dBm constant RF output
	29	+(((
	30	+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.
	31	+)))
28	28
29		-High sensitivity: -148 dBm
	33	+(((
	34	+LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
	35	+)))
30	30
31		-Temperature:
32	32
33		-* Storage: -55 ~~ +125℃
34		-* Operating: -40 ~~ +85℃
	38	+== 1.2  Features ==
35	35
36		-Humidity:
	40	+* Support LoRaWAN v1.0.4 protocol
	41	+* Support peer-to-peer protocol
	42	+* TCXO crystal to ensure RF performance on low temperature
	43	+* SMD Antenna pad and i-pex antenna connector
	44	+* Available in different frequency LoRaWAN frequency bands.
	45	+* World-wide unique OTAA keys.
	46	+* AT Command via UART-TTL interface
	47	+* Firmware upgradable via UART interface
	48	+* Ultra-long RF range
37	37
38		-* Storage: 5 ~~ 95% (Non-Condensing)
39		-* Operating: 10 ~~ 95% (Non-Condensing)
	50	+== 1.3  Specification ==
40	40
41		-LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
	52	+* CPU: 32-bit 48 MHz
	53	+* Flash: 256KB
	54	+* RAM: 64KB
	55	+* Input Power Range: 1.8v ~~ 3.7v
	56	+* Power Consumption: < 4uA.
	57	+* Frequency Range: 150 MHz ~~ 960 MHz
	58	+* Maximum Power +22 dBm constant RF output
	59	+* High sensitivity: -148 dBm
	60	+* Temperature:
	61	+** Storage: -55 ~~ +125℃
	62	+** Operating: -40 ~~ +85℃
	63	+* Humidity:
	64	+** Storage: 5 ~~ 95% (Non-Condensing)
	65	+** Operating: 10 ~~ 95% (Non-Condensing)
	66	+* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
	67	+* LoRa Rx current: <9 mA
	68	+* I/O Voltage: 3.3v
42	42
43		-LoRa Rx current: <9 mA
44	44
45		-I/O Voltage: 3.3v
46	46
47	47
48		-== AT Command ==
	73	+== 1.4  AT Command ==
49	49
	75	+
50	50	AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
51	51
52	52
53		-== Pin Mapping ==
	79	+== 1.5  Dimension ==
54	54
	81	+[[image:image-20220718094750-3.png]]
	82	+
	83	+
	84	+
	85	+
	86	+== 1.6  Pin Mapping ==
	87	+
	88	+
55	55	[[image:image-20220523101537-1.png]]
56	56
57		-== Land Pattern ==
58	58
	92	+
	93	+== 1.7  Land Pattern ==
	94	+
59	59	[[image:image-20220517072821-2.png]]
60	60
61	61
62		-== Part Number ==
63	63
64		-Part Number: **LA66-XXX**
	99	+= 2.  LA66 LoRaWAN Shield =
65	65
66		-**XX**: The default frequency band
67	67
68		-* **AS923**: LoRaWAN AS923 band
69		-* **AU915**: LoRaWAN AU915 band
70		-* **EU433**: LoRaWAN EU433 band
71		-* **EU868**: LoRaWAN EU868 band
72		-* **KR920**: LoRaWAN KR920 band
73		-* **US915**: LoRaWAN US915 band
74		-* **IN865**: LoRaWAN IN865 band
75		-* **CN470**: LoRaWAN CN470 band
	102	+== 2.1  Overview ==
76	76
77		-= LA66 LoRaWAN Shield =
78	78
79		-LA66 LoRaWAN Shield is the Arduino Breakout PCB to fast test the features of LA66 module and turn Arduino to support LoRaWAN.
	105	+[[image:image-20220715000826-2.png||height="386" width="449"]]
80	80
81		-== Pin Mapping & LED ==
82	82
83		-== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
	108	+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.
84	84
85		-== Example: Join TTN network and send an uplink message, get downlink message. ==
	110	+(((
	111	+(% 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.
	112	+)))
86	86
87		-== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
	114	+(((
	115	+Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
	116	+)))
88	88
89		-== Upgrade Firmware of LA66 LoRaWAN Shield ==
	118	+(((
	119	+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.
	120	+)))
90	90
91		-=== what needs to be used ===
	122	+(((
	123	+LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
	124	+)))
92	92
93		-1.LA66 LoRaWAN Shield that needs to be upgraded
94	94
95		-2.Arduino
	127	+== 2.2  Features ==
96	96
97		-3.USB TO TTL
	129	+* Arduino Shield base on LA66 LoRaWAN module
	130	+* Support LoRaWAN v1.0.4 protocol
	131	+* Support peer-to-peer protocol
	132	+* TCXO crystal to ensure RF performance on low temperature
	133	+* SMA connector
	134	+* Available in different frequency LoRaWAN frequency bands.
	135	+* World-wide unique OTAA keys.
	136	+* AT Command via UART-TTL interface
	137	+* Firmware upgradable via UART interface
	138	+* Ultra-long RF range
98	98
99		-[[image:image-20220602100052-2.png]]
	140	+== 2.3  Specification ==
100	100
101		-=== Wiring Schematic ===
	142	+* CPU: 32-bit 48 MHz
	143	+* Flash: 256KB
	144	+* RAM: 64KB
	145	+* Input Power Range: 1.8v ~~ 3.7v
	146	+* Power Consumption: < 4uA.
	147	+* Frequency Range: 150 MHz ~~ 960 MHz
	148	+* Maximum Power +22 dBm constant RF output
	149	+* High sensitivity: -148 dBm
	150	+* Temperature:
	151	+** Storage: -55 ~~ +125℃
	152	+** Operating: -40 ~~ +85℃
	153	+* Humidity:
	154	+** Storage: 5 ~~ 95% (Non-Condensing)
	155	+** Operating: 10 ~~ 95% (Non-Condensing)
	156	+* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
	157	+* LoRa Rx current: <9 mA
	158	+* I/O Voltage: 3.3v
102	102
103		-[[image:image-20220602101311-3.png]]
	160	+== 2.4  Pin Mapping & LED ==
104	104
105		-LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
106	106
107		-GND  >>>>>>>>>>>>GND
108	108
109		-TXD  >>>>>>>>>>>>TXD
	164	+== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
110	110
111		-RXD  >>>>>>>>>>>>RXD
112	112
113		-JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
114	114
115		-Connect to the PC after connecting the wires
	168	+== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
116	116
117		-[[image:image-20220602102240-4.png]]
118	118
119		-=== Upgrade steps ===
120	120
121		-==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
	172	+== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
122	122
123		-[[image:image-20220602102824-5.png]]
124	124
125		-==== Press the RST switch on the LA66 LoRaWAN Shield once ====
126	126
127		-[[image:image-20220602104701-12.png]]
	176	+== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
128	128
129		-==== Open the upgrade application software ====
130	130
131		-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/]]
	179	+=== 2.8.1  Items needed for update ===
132	132
	181	+1. LA66 LoRaWAN Shield
	182	+1. Arduino
	183	+1. USB TO TTL Adapter
	184	+
	185	+[[image:image-20220602100052-2.png||height="385" width="600"]]
	186	+
	187	+
	188	+=== 2.8.2  Connection ===
	189	+
	190	+
	191	+[[image:image-20220602101311-3.png||height="276" width="600"]]
	192	+
	193	+
	194	+(((
	195	+(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
	196	+)))
	197	+
	198	+(((
	199	+(% style="background-color:yellow" %)**GND  <-> GND
	200	+TXD  <->  TXD
	201	+RXD  <->  RXD**
	202	+)))
	203	+
	204	+
	205	+Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
	206	+
	207	+Connect USB TTL Adapter to PC after connecting the wires
	208	+
	209	+
	210	+[[image:image-20220602102240-4.png||height="304" width="600"]]
	211	+
	212	+
	213	+=== 2.8.3  Upgrade steps ===
	214	+
	215	+
	216	+==== 1.  Switch SW1 to put in ISP position ====
	217	+
	218	+
	219	+[[image:image-20220602102824-5.png||height="306" width="600"]]
	220	+
	221	+
	222	+
	223	+==== 2.  Press the RST switch once ====
	224	+
	225	+
	226	+[[image:image-20220602104701-12.png||height="285" width="600"]]
	227	+
	228	+
	229	+
	230	+==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
	231	+
	232	+
	233	+(((
	234	+(% 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/]]**
	235	+)))
	236	+
	237	+
133	133	[[image:image-20220602103227-6.png]]
134	134
	240	+
135	135	[[image:image-20220602103357-7.png]]
136	136
137		-===== Select the COM port corresponding to USB TTL =====
138	138
	244	+
	245	+(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
	246	+(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
	247	+
	248	+
139	139	[[image:image-20220602103844-8.png]]
140	140
141		-===== Select the bin file to burn =====
142	142
	252	+
	253	+(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
	254	+(% style="color:blue" %)**3. Select the bin file to burn**
	255	+
	256	+
143	143	[[image:image-20220602104144-9.png]]
144	144
	259	+
145	145	[[image:image-20220602104251-10.png]]
146	146
	262	+
147	147	[[image:image-20220602104402-11.png]]
148	148
149		-===== Click to start the download =====
150	150
	266	+
	267	+(% class="wikigeneratedid" id="HClicktostartthedownload" %)
	268	+(% style="color:blue" %)**4. Click to start the download**
	269	+
151	151	[[image:image-20220602104923-13.png]]
152	152
153		-===== The following figure appears to prove that the burning is in progress =====
154	154
	273	+
	274	+(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
	275	+(% style="color:blue" %)**5. Check update process**
	276	+
	277	+
155	155	[[image:image-20220602104948-14.png]]
156	156
157		-===== The following picture appears to prove that the burning is successful =====
158	158
	281	+
	282	+(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
	283	+(% style="color:blue" %)**The following picture shows that the burning is successful**
	284	+
159	159	[[image:image-20220602105251-15.png]]
160	160
161		-= LA66 USB LoRaWAN Adapter =
162	162
163		-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.
164	164
165		-== Pin Mapping & LED ==
	289	+= 3.  LA66 USB LoRaWAN Adapter =
166	166
167		-== Example Send & Get Messages via LoRaWAN in PC ==
168	168
169		-== Example Send & Get Messages via LoRaWAN in RPi ==
	292	+== 3.1  Overview ==
170	170
171		-=== Install USB Driver ===
	294	+[[image:image-20220715001142-3.png||height="145" width="220"]]
172	172
173		-Download Link:[[click here>>attach:CP210x_Universal_Windows_Driver.zip]]
	296	+(% style="color:blue" %)**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.
174	174
175		-=== Install Minicom ===
	298	+(% 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.
176	176
177		-Enter the following command in the RPI terminal
	300	+Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
178	178
179		-apt update
	302	+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.
180	180
181		-[[image:image-20220602143155-1.png]]
	304	+LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
182	182
183		-apt install minicom
184	184
185		-[[image:image-20220602143744-2.png]]
	307	+== 3.2  Features ==
186	186
187		-=== Use AT Command to send an uplink message. ===
	309	+* LoRaWAN USB adapter base on LA66 LoRaWAN module
	310	+* Ultra-long RF range
	311	+* Support LoRaWAN v1.0.4 protocol
	312	+* Support peer-to-peer protocol
	313	+* TCXO crystal to ensure RF performance on low temperature
	314	+* Spring RF antenna
	315	+* Available in different frequency LoRaWAN frequency bands.
	316	+* World-wide unique OTAA keys.
	317	+* AT Command via UART-TTL interface
	318	+* Firmware upgradable via UART interface
	319	+* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
188	188
189		-=== Send PC's CPU/RAM usage to TTN via script. ===
	321	+== 3.3  Specification ==
190	190
191		-==== Take python as an example： ====
	323	+* CPU: 32-bit 48 MHz
	324	+* Flash: 256KB
	325	+* RAM: 64KB
	326	+* Input Power Range: 5v
	327	+* Frequency Range: 150 MHz ~~ 960 MHz
	328	+* Maximum Power +22 dBm constant RF output
	329	+* High sensitivity: -148 dBm
	330	+* Temperature:
	331	+** Storage: -55 ~~ +125℃
	332	+** Operating: -40 ~~ +85℃
	333	+* Humidity:
	334	+** Storage: 5 ~~ 95% (Non-Condensing)
	335	+** Operating: 10 ~~ 95% (Non-Condensing)
	336	+* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
	337	+* LoRa Rx current: <9 mA
192	192
193		-===== Preconditions: =====
	339	+== 3.4  Pin Mapping & LED ==
194	194
195		-1.LA66 LoRa Shield works fine
196	196
197		-2.LA66 LoRa Shield is registered with TTN
198	198
199		-===== Steps for usage =====
	343	+== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
200	200
201		-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
202	202
203		-[[image:image-20220602114148-1.png]]
	346	+Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
204	204
205		-2.Run the script and see the TTN
206	206
207		-[[image:image-20220602115852-3.png]]
	349	+(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
208	208
209	209
	352	+[[image:image-20220602171217-1.png||height="538" width="800"]]
210	210
211		-== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
212	212
	355	+Open the serial port tool
213	213
214		-== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
	357	+[[image:image-20220602161617-8.png]]
	358	+
	359	+[[image:image-20220602161718-9.png||height="457" width="800"]]
	360	+
	361	+
	362	+
	363	+(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
	364	+
	365	+The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
	366	+
	367	+
	368	+[[image:image-20220602161935-10.png||height="498" width="800"]]
	369	+
	370	+
	371	+
	372	+(% style="color:blue" %)**3. See Uplink Command**
	373	+
	374	+Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
	375	+
	376	+example: AT+SENDB=01,02,8,05820802581ea0a5
	377	+
	378	+[[image:image-20220602162157-11.png||height="497" width="800"]]
	379	+
	380	+
	381	+
	382	+(% style="color:blue" %)**4. Check to see if TTN received the message**
	383	+
	384	+[[image:image-20220602162331-12.png||height="420" width="800"]]
	385	+
	386	+
	387	+
	388	+== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
	389	+
	390	+
	391	+**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]]
	392	+
	393	+
	394	+(% style="color:red" %)**Preconditions:**
	395	+
	396	+(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
	397	+
	398	+(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
	399	+
	400	+
	401	+
	402	+(% style="color:blue" %)**Steps for usage:**
	403	+
	404	+(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
	405	+
	406	+(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
	407	+
	408	+[[image:image-20220602115852-3.png||height="450" width="1187"]]
	409	+
	410	+
	411	+
	412	+== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
	413	+
	414	+
	415	+Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
	416	+
	417	+
	418	+(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
	419	+
	420	+[[image:image-20220602171233-2.png||height="538" width="800"]]
	421	+
	422	+
	423	+
	424	+(% style="color:blue" %)**2. Install Minicom in RPi.**
	425	+
	426	+(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
	427	+
	428	+ (% style="background-color:yellow" %)**apt update**
	429	+
	430	+ (% style="background-color:yellow" %)**apt install minicom**
	431	+
	432	+
	433	+Use minicom to connect to the RPI's terminal
	434	+
	435	+[[image:image-20220602153146-3.png||height="439" width="500"]]
	436	+
	437	+
	438	+
	439	+(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
	440	+
	441	+The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
	442	+
	443	+
	444	+[[image:image-20220602154928-5.png||height="436" width="500"]]
	445	+
	446	+
	447	+
	448	+(% style="color:blue" %)**4. Send Uplink message**
	449	+
	450	+Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
	451	+
	452	+example: AT+SENDB=01,02,8,05820802581ea0a5
	453	+
	454	+
	455	+[[image:image-20220602160339-6.png||height="517" width="600"]]
	456	+
	457	+
	458	+
	459	+Check to see if TTN received the message
	460	+
	461	+[[image:image-20220602160627-7.png||height="369" width="800"]]
	462	+
	463	+
	464	+
	465	+== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
	466	+
	467	+
	468	+
	469	+== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
	470	+
	471	+
	472	+
	473	+
	474	+= 4.  Order Info =
	475	+
	476	+
	477	+**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
	478	+
	479	+
	480	+(% style="color:blue" %)**XXX**(%%): The default frequency band
	481	+
	482	+* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
	483	+* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
	484	+* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
	485	+* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
	486	+* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
	487	+* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
	488	+* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
	489	+* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
	490	+* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
	491	+
	492	+= 5.  Reference =
	493	+
	494	+* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
	495	+
	496	+

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