Changes for page LA66 LoRaWAN Shield User Manual
Last modified by Xiaoling on 2023/05/26 14:19
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... ... @@ -134,45 +134,45 @@ 134 134 135 135 == Upgrade Firmware of LA66 LoRaWAN Shield == 136 136 137 -=== what needstobeused ===137 +=== Items needed for update === 138 138 139 -1.LA66 LoRaWAN Shield that needs to be upgraded 139 +1. LA66 LoRaWAN Shield 140 +1. Arduino 141 +1. USB TO TTL Adapter 140 140 141 -2. Arduino143 +[[image:image-20220602100052-2.png||height="385" width="600"]] 142 142 143 -3.USB TO TTL 144 144 145 - [[image:image-20220602100052-2.png]]146 +=== Connection === 146 146 147 - === WiringSchematic===148 +[[image:image-20220602101311-3.png||height="276" width="600"]] 148 148 149 -[[image:image-20220602101311-3.png]] 150 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%) <-> (% style="color:blue" %)**USB TTL**(%%) 151 +**GND <-> GND 152 +TXD <-> TXD 153 +RXD <-> RXD** 150 150 151 -LA66 LoRaWAN Shield >>>>>>>>>>>>USB TTL155 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. 152 152 153 - GND>>>>>>>>>>>>GND157 +Connect USB TTL Adapter to PC after connecting the wires 154 154 155 -TXD >>>>>>>>>>>>TXD 156 156 157 - RXD>>>>>>>>>>>>RXD160 +[[image:image-20220602102240-4.png||height="304" width="600"]] 158 158 159 -JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap 160 160 161 - Connectto the PCafterconnecting thewires163 +=== Upgrade steps === 162 162 163 - [[image:image-20220602102240-4.png]]165 +==== Switch SW1 to put in ISP position ==== 164 164 165 - === Upgradesteps===167 +[[image:image-20220602102824-5.png||height="306" width="600"]] 166 166 167 -==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ==== 168 168 169 - [[image:image-20220602102824-5.png]]170 +==== Press the RST switch once ==== 170 170 171 - ==== Press theRST switchontheLA66 LoRaWAN Shieldonce====172 +[[image:image-20220602104701-12.png||height="285" width="600"]] 172 172 173 -[[image:image-20220602104701-12.png]] 174 174 175 -==== Open the upgradeapplicationsoftware ====175 +==== Open the Upgrade tool (Tremo Programmer) in PC ==== 176 176 177 177 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 ... ... @@ -227,8 +227,6 @@ 227 227 * RF Antenna x 1 228 228 229 229 230 - 231 - 232 232 = LA66 USB LoRaWAN Adapter = 233 233 234 234 == Overview == ... ... @@ -249,8 +249,6 @@ 249 249 * AT Command via UART-TTL interface 250 250 * Firmware upgradable via UART interface 251 251 252 - 253 - 254 254 == Specification == 255 255 256 256 * CPU: 32-bit 48 MHz ... ... @@ -269,8 +269,6 @@ 269 269 * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm 270 270 * LoRa Rx current: <9 mA 271 271 272 - 273 - 274 274 == Pin Mapping & LED == 275 275 276 276 == Example Send & Get Messages via LoRaWAN in PC ==