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85	85	== 1.4  AT Command ==
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87	87
88		-AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in[[ AT Command documents>>https://www.dropbox.com/sh/wtq43za8sykpgta/AABAEE02uEAsRU-JV7bzEhMba?dl=0]].
	88	+AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in[[ AT Command documents>>https://www.dropbox.com/scl/fi/3mll5vn9wd446wuk7fwtn/LA66-AT-commands.pdf?rlkey=webesgp6himl162wnx7xssqa1&dl=0]].
89	89
90		-
91	91	== 1.5  Dimension ==
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148	148	(% style="color:blue" %)**2. Expose PA6 / PA7 / RSTN of LA66.**
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150	150
151		-[[image:image-20230605151850-1.png]]
	150	+[[image:image-20230605151850-1.png||height="676" width="640"]]
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153	153
154	154	[[image:image-20230605151850-2.png]]
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	155	+(% style="display:none" %) (%%)
156	156
157	157	(% style="color:blue" %)**3. Connect JLINK, and switch mother board SW1 to ISP. Wire connection as below:**
158	158
	159	+
159	159	**LA66 PA6 < ~-~- > JLINK SWDIO (Pin 7)**
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161	161	**LA66 PA7 < ~-~- > JLINK SWCLK (Pin 9)**
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173	173	(% style="display:none" %) [[image:image-20230605151850-4.png]]
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175	175
176		-(% style="color:blue" %)**Add ASR6601 256KB Flash to Flash Download**
	177	+**Add ASR6601 256KB Flash to Flash Download**
177	177
178	178	[[image:image-20230605152412-12.png]]
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...	...	@@ -183,12 +183,13 @@
183	183
184	184	(% style="color:blue" %)**5. Modify \SN50v3\Projects\Applications\DRAGINO-LRWAN-AT\cfg\gcc.ld, to 0x08000000.**
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	187	+
186	186	[[image:image-20230605151851-7.png]]
187	187
188	188	[[image:image-20230605151851-8.png]]
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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.**
	193	+(% 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.**
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194	194	(% style="color:blue" %)**6. Comment the low power function in main.c.**