Wiki source code of LA66 LoRaWAN Shield User Manual

Version 151.2 by Xiaoling on 2022/08/22 16:13

version	line-number	content
134.2	1
87.2	2
87.13	3	Table of Contents:
	4
1.1	5	{{toc/}}
	6
	7
6.1	8
87.2	9
146.5	10	= 1. LA66 LoRaWAN Shield =
87.2	11
	12
146.5	13	== 1.1 Overview ==
87.2	14
88.2	15
100.2	16	(((
	17	[[image:image-20220715000826-2.png\|\|height="145" width="220"]]
	18	)))
90.1	19
100.2	20	(((
	21
	22	)))
	23
	24	(((
100.4	25	(% style="color:blue" %)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.
100.2	26	)))
71.1	27
90.1	28	(((
100.2	29	(((
101.4	30	(% style="color:blue" %)LA66(%%) is a ready-to-use module that includes the (% style="color:blue" %)LoRaWAN v1.0.3 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.
90.1	31	)))
100.2	32	)))
71.1	33
90.1	34	(((
100.2	35	(((
90.1	36	Each LA66 module includes a (% style="color:blue" %)world-unique OTAA key(%%) for LoRaWAN registration.
	37	)))
100.2	38	)))
90.1	39
	40	(((
100.2	41	(((
90.1	42	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.
	43	)))
100.2	44	)))
90.1	45
	46	(((
100.2	47	(((
90.1	48	LA66 is equipped with (% style="color:blue" %)TCXO crystal(%%) which ensures the module can achieve stable performance in extreme temperatures.
	49	)))
100.2	50	)))
90.1	51
	52
100.2	53
146.5	54	== 1.2 Features ==
71.1	55
137.6	56
71.1	57	* Arduino Shield base on LA66 LoRaWAN module
146.10	58	* Support LoRaWAN v1.0.3 protocol
71.1	59	* Support peer-to-peer protocol
	60	* TCXO crystal to ensure RF performance on low temperature
	61	* SMA connector
	62	* Available in different frequency LoRaWAN frequency bands.
	63	* World-wide unique OTAA keys.
	64	* AT Command via UART-TTL interface
	65	* Firmware upgradable via UART interface
	66	* Ultra-long RF range
	67
148.3	68
151.2	69
	70
146.5	71	== 1.3 Specification ==
	72
	73
71.1	74	* CPU: 32-bit 48 MHz
	75	* Flash: 256KB
	76	* RAM: 64KB
	77	* Input Power Range: 1.8v ~~ 3.7v
	78	* Power Consumption: < 4uA.
	79	* Frequency Range: 150 MHz ~~ 960 MHz
	80	* Maximum Power +22 dBm constant RF output
	81	* High sensitivity: -148 dBm
	82	* Temperature:
	83	** Storage: -55 ~~ +125℃
	84	** Operating: -40 ~~ +85℃
	85	* Humidity:
	86	** Storage: 5 ~~ 95% (Non-Condensing)
	87	** Operating: 10 ~~ 95% (Non-Condensing)
	88	* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
	89	* LoRa Rx current: <9 mA
	90	* I/O Voltage: 3.3v
	91
146.5	92
151.2	93
	94
146.6	95	== 1.4 Pin Mapping & LED ==
137.6	96
11.1	97
151.1	98	[[image:image-20220817085048-1.png\|\|height="533" width="734"]]
146.1	99
147.3	100
149.2	101
125.1	102	~1. The LED lights up red when there is an upstream data packet
	103	2. When the network is successfully connected, the green light will be on for 5 seconds
	104	3. Purple light on when receiving downlink data packets
11.1	105
	106
151.1	107	[[image:image-20220820112305-1.png\|\|height="515" width="749"]]
134.5	108
151.1	109
	110
146.6	111	== 1.5 Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
11.1	112
	113
134.3	114	Show connection diagram：
	115
	116
125.1	117	[[image:image-20220723170210-2.png\|\|height="908" width="681"]]
87.2	118
125.1	119
134.3	120
134.6	121	(% style="color:blue" %)1. open Arduino IDE
134.3	122
	123
125.1	124	[[image:image-20220723170545-4.png]]
	125
	126
134.3	127
134.6	128	(% style="color:blue" %)2. Open project
134.3	129
	130
134.7	131	LA66-LoRaWAN-shield-AT-command-via-Arduino-UNO source code link: [[https:~~/~~/www.dropbox.com/sh/cx0pspkwu62pr97/AAAbKh2ioPdZfSDtdDpooYqha?dl=0>>https://www.dropbox.com/sh/cx0pspkwu62pr97/AAAbKh2ioPdZfSDtdDpooYqha?dl=0]]
134.3	132
137.1	133	[[image:image-20220726135239-1.png]]
125.1	134
	135
149.3	136
134.6	137	(% style="color:blue" %)3. Click the button marked 1 in the figure to compile, and after the compilation is complete, click the button marked 2 in the figure to upload
134.3	138
137.1	139	[[image:image-20220726135356-2.png]]
134.3	140
125.1	141
149.3	142
134.6	143	(% style="color:blue" %)4. After the upload is successful, open the serial port monitoring and send the AT command
125.1	144
134.3	145
131.1	146	[[image:image-20220723172235-7.png\|\|height="480" width="1027"]]
125.1	147
134.3	148
	149
146.6	150	== 1.6 Example: Join TTN network and send an uplink message, get downlink message. ==
87.2	151
	152
134.6	153	(% style="color:blue" %)1. Open project
134.3	154
	155
134.7	156	Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/0sjyncafa0gjv00/AACC2m1orov-QHRkvH8-ddCka?dl=0>>https://www.dropbox.com/sh/0sjyncafa0gjv00/AACC2m1orov-QHRkvH8-ddCka?dl=0]]
134.3	157
134.7	158
131.1	159	[[image:image-20220723172502-8.png]]
87.2	160
131.1	161
134.3	162
134.6	163	(% style="color:blue" %)2. Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
134.3	164
	165
131.1	166	[[image:image-20220723172938-9.png\|\|height="652" width="1050"]]
	167
	168
134.2	169
146.6	170	== 1.7 Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
87.2	171
	172
134.6	173	(% style="color:blue" %)1. Open project
134.2	174
	175
134.7	176	Log-Temperature-Sensor-and-send-data-to-TTN source code link: [[https:~~/~~/www.dropbox.com/sh/0aagmrpec1lxmva/AABMXWVMSHG9dK1_Zv_7xOmCa?dl=0>>https://www.dropbox.com/sh/0aagmrpec1lxmva/AABMXWVMSHG9dK1_Zv_7xOmCa?dl=0]]
134.2	177
	178
131.1	179	[[image:image-20220723173341-10.png\|\|height="581" width="1014"]]
87.2	180
131.1	181
134.2	182
134.6	183	(% style="color:blue" %)2. Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
134.2	184
	185
131.1	186	[[image:image-20220723173950-11.png\|\|height="665" width="1012"]]
	187
	188
134.2	189
134.6	190	(% style="color:blue" %)3. Integration into Node-red via TTNV3
134.2	191
133.1	192	For the usage of Node-RED, please refer to: [[http:~~/~~/8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/>>http://8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/]]
	193
	194	[[image:image-20220723175700-12.png\|\|height="602" width="995"]]
	195
134.2	196
	197
146.6	198	== 1.8 Upgrade Firmware of LA66 LoRaWAN Shield ==
87.2	199
	200
146.6	201	=== 1.8.1 Items needed for update ===
87.2	202
134.2	203
74.1	204	1. LA66 LoRaWAN Shield
	205	1. Arduino
	206	1. USB TO TTL Adapter
13.1	207
151.2	208
	209
75.1	210	[[image:image-20220602100052-2.png\|\|height="385" width="600"]]
20.1	211
	212
137.6	213
146.6	214	=== 1.8.2 Connection ===
20.1	215
87.2	216
75.1	217	[[image:image-20220602101311-3.png\|\|height="276" width="600"]]
20.1	218
	219
87.17	220	(((
87.2	221	(% style="color:blue" %)LA66 LoRaWAN Shield(%%) <-> (% style="color:blue" %)USB TTL
87.17	222	)))
87.2	223
87.16	224	(((
87.2	225	(% style="background-color:yellow" %)**GND <-> GND
87.8	226	TXD <-> TXD
	227	RXD <-> RXD**
87.16	228	)))
87.2	229
	230
77.1	231	Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
20.1	232
75.1	233	Connect USB TTL Adapter to PC after connecting the wires
20.1	234
	235
75.1	236	[[image:image-20220602102240-4.png\|\|height="304" width="600"]]
20.1	237
	238
137.6	239
146.8	240	=== 1.8.3 Upgrade steps ===
20.1	241
	242
146.9	243
134.2	244	==== (% style="color:blue" %)1. Switch SW1 to put in ISP position(%%) ====
87.2	245
	246
75.1	247	[[image:image-20220602102824-5.png\|\|height="306" width="600"]]
32.1	248
	249
87.9	250
134.2	251	==== (% style="color:blue" %)2. Press the RST switch once(%%) ====
32.1	252
87.10	253
148.2	254	[[image:image-20220817085447-1.png]]
32.1	255
75.1	256
87.9	257
148.3	258
134.2	259	==== (% style="color:blue" %)3. Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
75.1	260
39.1	261
87.18	262	(((
151.2	263	(% style="color:blue" %)1. Software download link: (%%)[[https:~~/~~/www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0>>https://www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0]]
87.18	264	)))
87.2	265
	266
32.1	267	[[image:image-20220602103227-6.png]]
	268
87.2	269
32.1	270	[[image:image-20220602103357-7.png]]
	271
	272
87.2	273
76.1	274	(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
87.2	275	(% style="color:blue" %)2. Select the COM port corresponding to USB TTL
76.1	276
87.2	277
32.1	278	[[image:image-20220602103844-8.png]]
	279
	280
87.2	281
76.1	282	(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
87.2	283	(% style="color:blue" %)3. Select the bin file to burn
76.1	284
87.2	285
32.1	286	[[image:image-20220602104144-9.png]]
	287
87.2	288
32.1	289	[[image:image-20220602104251-10.png]]
	290
87.2	291
32.1	292	[[image:image-20220602104402-11.png]]
	293
	294
87.2	295
76.1	296	(% class="wikigeneratedid" id="HClicktostartthedownload" %)
87.2	297	(% style="color:blue" %)4. Click to start the download
76.1	298
32.1	299	[[image:image-20220602104923-13.png]]
	300
	301
87.10	302
76.1	303	(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
87.2	304	(% style="color:blue" %)5. Check update process
76.1	305
87.2	306
32.1	307	[[image:image-20220602104948-14.png]]
	308
	309
87.2	310
76.1	311	(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
87.2	312	(% style="color:blue" %)The following picture shows that the burning is successful
76.1	313
32.1	314	[[image:image-20220602105251-15.png]]
	315
72.1	316
	317
146.7	318	= 2. FAQ =
6.1	319
7.1	320
146.7	321	== 2.1 How to Compile Source Code for LA66? ==
87.2	322
100.3	323
146.4	324	Compile and Upload Code to ASR6601 Platform ：[[Instruction>>Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Module.Compile and Upload Code to ASR6601 Platform.WebHome]]
137.2	325
	326
	327
146.7	328	= 3. Order Info =
137.2	329
	330
146.7	331	Part Number: (% style="color:blue" %)LA66-LoRaWAN-Shield-XXX (%%)
87.4	332
	333
87.5	334	(% style="color:blue" %)XXX(%%): The default frequency band
86.1	335
87.5	336	* (% style="color:red" %)AS923(%%): LoRaWAN AS923 band
	337	* (% style="color:red" %)AU915(%%): LoRaWAN AU915 band
	338	* (% style="color:red" %)EU433(%%): LoRaWAN EU433 band
	339	* (% style="color:red" %)EU868(%%): LoRaWAN EU868 band
	340	* (% style="color:red" %)KR920(%%): LoRaWAN KR920 band
	341	* (% style="color:red" %)US915(%%): LoRaWAN US915 band
	342	* (% style="color:red" %)IN865(%%): LoRaWAN IN865 band
	343	* (% style="color:red" %)CN470(%%): LoRaWAN CN470 band
	344	* (% style="color:red" %)PP(%%): Peer to Peer LoRa Protocol
73.1	345
148.3	346
	347
151.2	348
146.7	349	= 4. Reference =
	350
	351
	352	* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
148.3	353
	354

Wiki source code of LA66 LoRaWAN Shield User Manual

Applications

Navigation