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1	1
2	2
3		-**Table of Contents:**
	3	+{{box cssClass="floatinginfobox" title="**Contents**"}}
	4	+{{toc/}}
	5	+{{/box}}
4	4
5	5	{{toc/}}
6	6
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35	35	* Firmware upgradable via UART interface
36	36	* Ultra-long RF range
37	37
38		-
39		-
40	40	== 1.3  Specification ==
41	41
42	42	* CPU: 32-bit 48 MHz
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57	57	* LoRa Rx current: <9 mA
58	58	* I/O Voltage: 3.3v
59	59
60		-
61		-
62	62	== 1.4  AT Command ==
63	63
64	64	AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
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104	104	* Firmware upgradable via UART interface
105	105	* Ultra-long RF range
106	106
107		-
108		-
109	109	== 2.3  Specification ==
110	110
111	111	* CPU: 32-bit 48 MHz
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126	126	* LoRa Rx current: <9 mA
127	127	* I/O Voltage: 3.3v
128	128
129		-
130		-
131	131	== 2.4  Pin Mapping & LED ==
132	132
133	133
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153	153	1. Arduino
154	154	1. USB TO TTL Adapter
155	155
156		-
157		-
158		-
159	159	[[image:image-20220602100052-2.png||height="385" width="600"]]
160	160
161	161
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167	167
168	168	(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
169	169
	161	+
170	170	(% style="background-color:yellow" %)**GND  <-> GND
171		-TXD  <->  TXD
172		-RXD  <->  RXD**
	163	+TXD  <->  TXD
	164	+RXD  <->  RXD**
173	173
174	174
175	175	Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
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189	189	[[image:image-20220602102824-5.png||height="306" width="600"]]
190	190
191	191
192		-
193	193	==== 2.  Press the RST switch once ====
194	194
195		-
196	196	[[image:image-20220602104701-12.png||height="285" width="600"]]
197	197
198	198
199		-
200	200	==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
201	201
202	202
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238	238	[[image:image-20220602104923-13.png]]
239	239
240	240
241		-
242	242	(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
243	243	(% style="color:blue" %)**5. Check update process**
244	244
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275	275	* AT Command via UART-TTL interface
276	276	* Firmware upgradable via UART interface
277	277
278		-
279		-
280	280	== 3.3  Specification ==
281	281
282	282	* CPU: 32-bit 48 MHz
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295	295	* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
296	296	* LoRa Rx current: <9 mA
297	297
298		-
299		-
300	300	== 3.4  Pin Mapping & LED ==
301	301
302	302
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397	397
398	398
399	399
400		-(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
	384	+(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**(%%)
	385	+(% style="color:blue" %)The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network
401	401
402		-The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
403		-
404		-
405	405	[[image:image-20220602154928-5.png||height="436" width="500"]]
406	406
407	407
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452	452
453	453
454	454
	437	+
455	455	= 5.  Reference =
456	456
457	457	* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]