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<
From version < 162.5 >
edited by Xiaoling
on 2023/09/18 16:35
To version < 148.7 >
edited by Xiaoling
on 2022/10/10 11:34
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Summary

Details

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8 8  
9 9  = 1.  LA66 LoRaWAN Module =
10 10  
11 +
11 11  == 1.1  What is LA66 LoRaWAN Module ==
12 12  
13 13  
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48 48  )))
49 49  
50 50  
52 +
51 51  == 1.2  Features ==
52 52  
53 53  
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62 62  * Ultra-long RF range
63 63  
64 64  
67 +
65 65  == 1.3  Specification ==
66 66  
67 67  
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84 84  * I/O Voltage: 3.3v
85 85  
86 86  
90 +
87 87  == 1.4  AT Command ==
88 88  
89 89  
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]].
94 +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]].
91 91  
96 +
97 +
92 92  == 1.5  Dimension ==
93 93  
94 94  
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95 95  [[image:image-20220718094750-3.png]]
96 96  
97 97  
104 +
98 98  == 1.6  Pin Mapping ==
99 99  
100 100  [[image:image-20220720111850-1.png]]
101 101  
102 102  
110 +
103 103  == 1.7  Land Pattern ==
104 104  
105 105  
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106 106  [[image:image-20220517072821-2.png]]
107 107  
108 108  
117 +
109 109  = 2.  FAQ =
110 110  
111 -== 2.1  Where to find examples of how to use LA66? ==
112 112  
121 +== 2.1  How to Compile Source Code for LA66? ==
113 113  
114 -(% class="wikigeneratedid" %)
115 -Below products are made by LA66. User can use their examples as reference:
116 116  
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]]
119 -
120 -
121 -== 2.2  How to Compile Source Code for LA66? ==
122 -
123 -
124 124  Compile and Upload Code to ASR6601 Platform：[[Instruction>>Compile and Upload Code to ASR6601 Platform]]
125 125  
126 126  
127 -== 2.3  Can i use LA66 module's internal I/O without external MCU, So to save product cost? ==
128 128  
128 +== 2.2 Can i use LA66 module's internal I/O without external MCU, So to save product cost? ==
129 129  
130 +
130 130  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.
131 131  
132 132  
133 -== 2.4  Where to find Peer-to-Peer firmware of LA66? ==
134 134  
135 +== 2.3  Where to find Peer-to-Peer firmware of LA66? ==
135 135  
137 +
136 136  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]]
137 137  
138 138  
139 -== 2.5 How can i use J-LInk to debug LA66? ==
140 140  
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 -
214 214  = 3.  Order Info =
215 215  
216 216  
217 217  **Part Number:**  (% style="color:blue" %)**LA66-XXX**
218 218  
147 +
219 219  (% style="color:blue" %)**XXX**(%%): The default frequency band
220 220  
221 221  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
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229 229  * (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
230 230  
231 231  
161 +
162 +
232 232  = 4.  FCC Statement =
233 233  
234 234  
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255 255  (% style="color:red" %)**FCC Radiation Exposure Statement: **
256 256  
257 257  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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