Last modified by Xiaoling on 2023/09/19 09:20
<
From version < 149.1 >
edited by Edwin Chen
on 2022/10/21 11:04
To version < 162.5 >
edited by Xiaoling
on 2023/09/18 16:35
>
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1 -XWiki.Edwin
1 +XWiki.Xiaoling
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8 8  
9 9  = 1.  LA66 LoRaWAN Module =
10 10  
11 -
12 12  == 1.1  What is LA66 LoRaWAN Module ==
13 13  
14 14  
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49 49  )))
50 50  
51 51  
52 -
53 53  == 1.2  Features ==
54 54  
55 55  
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89 89  == 1.4  AT Command ==
90 90  
91 91  
92 -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]].
90 +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/s3i58dyuh2zpwxfzcks9d/Accuhealth-LA66-AT-commands.pdf?rlkey=059co9isdbddl1h1lb5gy93oy&dl=0]].
93 93  
94 -
95 -
96 96  == 1.5  Dimension ==
97 97  
98 98  
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99 99  [[image:image-20220718094750-3.png]]
100 100  
101 101  
102 -
103 103  == 1.6  Pin Mapping ==
104 104  
105 105  [[image:image-20220720111850-1.png]]
106 106  
107 107  
108 -
109 109  == 1.7  Land Pattern ==
110 110  
111 111  
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112 112  [[image:image-20220517072821-2.png]]
113 113  
114 114  
115 -
116 116  = 2.  FAQ =
117 117  
111 +== 2.1  Where to find examples of how to use LA66? ==
118 118  
119 -(% class="wikigeneratedid" %)
120 -== 2.1 Where to find examples of how to use LA66? ==
121 121  
122 122  (% class="wikigeneratedid" %)
123 123  Below products are made by LA66. User can use their examples as reference:
124 124  
125 -* LA66 Shield for Arduino
126 -* LA66 USB Adapter
117 +* [[LA66 Shield for Arduino>>doc:Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Shield User Manual.WebHome]]
118 +* [[LA66 USB Adapter>>doc:Main.User Manual for LoRaWAN End Nodes.LA66 USB LoRaWAN Adapter User Manual.WebHome]]
127 127  
128 128  
121 +== 2.2  How to Compile Source Code for LA66? ==
129 129  
130 -== 2.2  How to Compile Source Code for LA66? ==
131 131  
132 -
133 133  Compile and Upload Code to ASR6601 Platform：[[Instruction>>Compile and Upload Code to ASR6601 Platform]]
134 134  
135 135  
127 +== 2.3  Can i use LA66 module's internal I/O without external MCU, So to save product cost? ==
136 136  
137 -== 2.3 Can i use LA66 module's internal I/O without external MCU, So to save product cost? ==
138 138  
139 -
140 140  Yes, this is possible, user can refer[[ the source code from ASR >>https://github.com/asrlora/asr_lora_6601/tree/master/projects/ASR6601SE-EVAL/examples/lora]]to get examples for how to its I/O Interfaces.
141 141  
142 142  
143 -
144 144  == 2.4  Where to find Peer-to-Peer firmware of LA66? ==
145 145  
146 146  
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147 147  Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Shield User Manual.Instruction for LA66 Peer to Peer firmware.WebHome]]
148 148  
149 149  
139 +== 2.5 How can i use J-LInk to debug LA66? ==
150 150  
141 +
142 +(% style="color:#037691" %)**The steps are as follows:**
143 +
144 +
145 +(% style="color:blue" %)**1. Install J-Link software from**
146 +
147 +[[https:~~/~~/www.segger.com/downloads/jlink/>>url:https://www.segger.com/downloads/jlink/]]
148 +
149 +
150 +(% style="color:blue" %)**2. Expose PA6 / PA7 / RSTN of LA66.**
151 +
152 +
153 +[[image:image-20230605151850-1.png||height="676" width="640"]]
154 +
155 +
156 +[[image:image-20230605151850-2.png]]
157 +
158 +(% style="display:none" %) (%%)
159 +
160 +(% style="color:blue" %)**3. Connect JLINK, and switch mother board SW1 to ISP. Wire connection as below:**
161 +
162 +
163 +**LA66 PA6 < ~-~- > JLINK SWDIO (Pin 7)**
164 +
165 +**LA66 PA7 < ~-~- > JLINK SWCLK (Pin 9)**
166 +
167 +**LA66 RSTN < ~-~- > JLINK RESET (Pin 15)**
168 +
169 +**LA66 GND  < ~-~- > JLINK GND (Pin 8)**
170 +
171 +[[image:image-20230605151850-3.png||height="629" width="1182"]]
172 +
173 +(% style="display:none" %) (%%)
174 +
175 +(% style="color:blue" %)**4. Copy \SN50v3\tools\FLM\ASR6601.FLM to \Keil\ARM\ Flash\**
176 +
177 +(% style="display:none" %) [[image:image-20230605151850-4.png]]
178 +
179 +
180 +**Add ASR6601 256KB Flash to Flash Download**
181 +
182 +[[image:image-20230605152412-12.png]]
183 +
184 +
185 +[[image:image-20230605151851-6.png]]
186 +
187 +
188 +(% style="color:blue" %)**5. Modify \SN50v3\Projects\Applications\DRAGINO-LRWAN-AT\cfg\gcc.ld, to 0x08000000.**
189 +
190 +
191 +[[image:image-20230605151851-7.png]]
192 +
193 +[[image:image-20230605151851-8.png]]
194 +
195 +
196 +(% 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.**
197 +
198 +
199 +(% style="color:blue" %)**6. Comment the low power function in main.c.**
200 +
201 +
202 +[[image:image-20230605151851-9.png]]
203 +
204 +
205 +(% style="color:blue" %)**Click Debug mode to debug.**
206 +
207 +[[image:image-20230605151851-10.png||height="293" width="1275"]]
208 +
209 +
210 +[[image:image-20230605151851-11.png||height="739" width="1275"]](% style="display:none" %)
211 +
212 +(% style="display:none" %) (%%)
213 +
151 151  = 3.  Order Info =
152 152  
153 153  
154 154  **Part Number:**  (% style="color:blue" %)**LA66-XXX**
155 155  
156 -
157 157  (% style="color:blue" %)**XXX**(%%): The default frequency band
158 158  
159 159  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
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167 167  * (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
168 168  
169 169  
170 -
171 171  = 4.  FCC Statement =
172 172  
173 173  
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194 194  (% style="color:red" %)**FCC Radiation Exposure Statement: **
195 195  
196 196  This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.This equipment should be installed and operated with minimum distance 20cm between the radiator& your body.
258 +
259 +
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