Changes for page LA66 LoRaWAN Module User Manual
Last modified by Xiaoling on 2023/09/19 09:20
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... ... @@ -61,7 +61,6 @@ 61 61 * Firmware upgradable via UART interface 62 62 * Ultra-long RF range 63 63 64 - 65 65 == 1.3 Specification == 66 66 67 67 ... ... @@ -83,7 +83,6 @@ 83 83 * LoRa Rx current: <9 mA 84 84 * I/O Voltage: 3.3v 85 85 86 - 87 87 == 1.4 AT Command == 88 88 89 89 ... ... @@ -118,7 +118,6 @@ 118 118 * [[LA66 Shield for Arduino>>doc:Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Shield User Manual.WebHome]] 119 119 * [[LA66 USB Adapter>>doc:Main.User Manual for LoRaWAN End Nodes.LA66 USB LoRaWAN Adapter User Manual.WebHome]] 120 120 121 - 122 122 == 2.2 How to Compile Source Code for LA66? == 123 123 124 124 ... ... @@ -140,7 +140,75 @@ 140 140 == 2.5 How can i use J-LInk to debug LA66? == 141 141 142 142 140 +(% style="color:#037691" %)**The steps are as follows:** 143 143 142 + 143 +(% style="color:blue" %)**1. Install J-Link software from** 144 + 145 +[[https:~~/~~/www.segger.com/downloads/jlink/>>url:https://www.segger.com/downloads/jlink/]] 146 + 147 + 148 +(% style="color:blue" %)**2. Expose PA6 / PA7 / RSTN of LA66.** 149 + 150 + 151 +[[image:image-20230605151850-1.png]] 152 + 153 + 154 +[[image:image-20230605151850-2.png]] 155 + 156 + 157 +(% style="color:blue" %)**3. Connect JLINK, and switch mother board SW1 to ISP. Wire connection as below:** 158 + 159 +**LA66 PA6 < ~-~- > JLINK SWDIO (Pin 7)** 160 + 161 +**LA66 PA7 < ~-~- > JLINK SWCLK (Pin 9)** 162 + 163 +**LA66 RSTN < ~-~- > JLINK RESET (Pin 15)** 164 + 165 +**LA66 GND < ~-~- > JLINK GND (Pin 8)** 166 + 167 +[[image:image-20230605151850-3.png||height="629" width="1182"]] 168 + 169 +(% style="display:none" %) (%%) 170 + 171 +(% style="color:blue" %)**4. Copy \SN50v3\tools\FLM\ASR6601.FLM to \Keil\ARM\ Flash\** 172 + 173 +(% style="display:none" %) [[image:image-20230605151850-4.png]] 174 + 175 + 176 +(% style="color:blue" %)**Add ASR6601 256KB Flash to Flash Download** 177 + 178 +[[image:image-20230605152412-12.png]] 179 + 180 + 181 +[[image:image-20230605151851-6.png]] 182 + 183 + 184 +(% style="color:blue" %)**5. Modify \SN50v3\Projects\Applications\DRAGINO-LRWAN-AT\cfg\gcc.ld, to 0x08000000.** 185 + 186 +[[image:image-20230605151851-7.png]] 187 + 188 +[[image:image-20230605151851-8.png]] 189 + 190 + 191 +(% style="color:red" %)Note**: After debug, user should change the Flash address back to 0x0800D000, and upload the OTA bootloader to LA66. Otherwise, the compiled program doesn’t support OTA update.** 192 + 193 + 194 +(% style="color:blue" %)**6. Comment the low power function in main.c.** 195 + 196 + 197 +[[image:image-20230605151851-9.png]] 198 + 199 + 200 +(% style="color:blue" %)**Click Debug mode to debug.** 201 + 202 +[[image:image-20230605151851-10.png||height="293" width="1275"]] 203 + 204 + 205 +[[image:image-20230605151851-11.png||height="739" width="1275"]](% style="display:none" %) 206 + 207 +(% style="display:none" %) (%%) 208 + 144 144 = 3. Order Info = 145 145 146 146 ... ... @@ -158,7 +158,6 @@ 158 158 * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band 159 159 * (% style="color:red" %)**PP**(%%): Peer to Peer LoRa Protocol 160 160 161 - 162 162 = 4. FCC Statement = 163 163 164 164
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