<
From version < 75.1 >
edited by Edwin Chen
on 2022/07/03 00:21
To version < 74.1 >
edited by Edwin Chen
on 2022/07/03 00:16
>
Change comment: There is no comment for this version

Summary

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Content
... ... @@ -140,40 +140,39 @@
140 140  1. Arduino
141 141  1. USB TO TTL Adapter
142 142  
143 -[[image:image-20220602100052-2.png||height="385" width="600"]]
143 +[[image:image-20220602100052-2.png||height="341" width="531"]]
144 144  
145 145  
146 146  === Connection ===
147 147  
148 -[[image:image-20220602101311-3.png||height="276" width="600"]]
148 +[[image:image-20220602101311-3.png||height="350" width="760"]]
149 149  
150 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  <-> (% style="color:blue" %)**USB TTL**(%%)
151 -**GND  <-> GND
152 -TXD  <-> TXD
153 -RXD  <-> RXD**
154 154  
155 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield.
151 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  <-----> (% style="color:blue" %)**USB TTL(%%)
152 +GND  <-----> GND
153 +TXD  <-----> TXD
154 +RXD  <-----> RXD
156 156  
157 -Connect USB TTL Adapter to PC after connecting the wires
156 +JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
158 158  
158 +Connect to the PC after connecting the wires
159 159  
160 -[[image:image-20220602102240-4.png||height="304" width="600"]]
161 161  
162 162  
162 +[[image:image-20220602102240-4.png]]
163 +
163 163  === Upgrade steps ===
164 164  
165 -==== Switch SW1 to put in ISP position ====
166 +==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
166 166  
167 -[[image:image-20220602102824-5.png||height="306" width="600"]]
168 +[[image:image-20220602102824-5.png]]
168 168  
170 +==== Press the RST switch on the LA66 LoRaWAN Shield once ====
169 169  
170 -==== Press the RST switch once ====
172 +[[image:image-20220602104701-12.png]]
171 171  
172 -[[image:image-20220602104701-12.png||height="285" width="600"]]
174 +==== Open the upgrade application software ====
173 173  
174 -
175 -==== Open the Upgrade tool (Tremo Programmer) in PC ====
176 -
177 177  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/]]
178 178  
179 179  [[image:image-20220602103227-6.png]]
... ... @@ -227,6 +227,7 @@
227 227  * RF Antenna x 1
228 228  
229 229  
229 +
230 230  = LA66 USB LoRaWAN Adapter =
231 231  
232 232  == Overview ==
... ... @@ -247,6 +247,7 @@
247 247  * AT Command via UART-TTL interface
248 248  * Firmware upgradable via UART interface
249 249  
250 +
250 250  == Specification ==
251 251  
252 252  * CPU: 32-bit 48 MHz
... ... @@ -265,6 +265,7 @@
265 265  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
266 266  * LoRa Rx current: <9 mA
267 267  
269 +
268 268  == Pin Mapping & LED ==
269 269  
270 270  == Example Send & Get Messages via LoRaWAN in PC ==
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