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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	39	== 1.3  Specification ==
40	40
41	41	* CPU: 32-bit 48 MHz
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56	56	* LoRa Rx current: <9 mA
57	57	* I/O Voltage: 3.3v
58	58
59		-
60	60	== 1.4  AT Command ==
61	61
62	62	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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102	102	* Firmware upgradable via UART interface
103	103	* Ultra-long RF range
104	104
105		-
106	106	== 2.3  Specification ==
107	107
108	108	* CPU: 32-bit 48 MHz
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123	123	* LoRa Rx current: <9 mA
124	124	* I/O Voltage: 3.3v
125	125
126		-
127	127	== 2.4  Pin Mapping & LED ==
128	128
129	129
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160	160
161	161	(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
162	162
	161	+
163	163	(% style="background-color:yellow" %)**GND  <-> GND
164		-TXD  <->  TXD
165		-RXD  <->  RXD**
	163	+TXD  <->  TXD
	164	+RXD  <->  RXD**
166	166
167	167
168	168	Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
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182	182	[[image:image-20220602102824-5.png||height="306" width="600"]]
183	183
184	184
185		-
186	186	==== 2.  Press the RST switch once ====
187	187
188		-
189	189	[[image:image-20220602104701-12.png||height="285" width="600"]]
190	190
191	191
192		-
193	193	==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
194	194
195	195
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231	231	[[image:image-20220602104923-13.png]]
232	232
233	233
234		-
235	235	(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
236	236	(% style="color:blue" %)**5. Check update process**
237	237
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268	268	* AT Command via UART-TTL interface
269	269	* Firmware upgradable via UART interface
270	270
271		-
272	272	== 3.3  Specification ==
273	273
274	274	* CPU: 32-bit 48 MHz
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287	287	* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
288	288	* LoRa Rx current: <9 mA
289	289
290		-
291	291	== 3.4  Pin Mapping & LED ==
292	292
293	293
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388	388
389	389
390	390
391		-(% 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
392	392
393		-The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
394		-
395		-
396	396	[[image:image-20220602154928-5.png||height="436" width="500"]]
397	397
398	398
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443	443
444	444
445	445
	437	+
446	446	= 5.  Reference =
447	447
448	448	* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]