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From version < 162.3 >
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on 2023/06/05 15:35
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Summary

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Content
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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  
... ... @@ -48,6 +48,7 @@
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  
65 -
66 66  == 1.3  Specification ==
67 67  
68 68  
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85 85  * I/O Voltage: 3.3v
86 86  
87 87  
88 -
89 89  == 1.4  AT Command ==
90 90  
91 91  
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92 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]].
93 93  
94 94  
95 +
95 95  == 1.5  Dimension ==
96 96  
97 97  
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98 98  [[image:image-20220718094750-3.png]]
99 99  
100 100  
102 +
101 101  == 1.6  Pin Mapping ==
102 102  
103 103  [[image:image-20220720111850-1.png]]
104 104  
105 105  
108 +
106 106  == 1.7  Land Pattern ==
107 107  
108 108  
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109 109  [[image:image-20220517072821-2.png]]
110 110  
111 111  
115 +
112 112  = 2.  FAQ =
113 113  
114 -== 2.1  Where to find examples of how to use LA66? ==
115 115  
119 +== 2.1  How to Compile Source Code for LA66? ==
116 116  
117 -(% class="wikigeneratedid" %)
118 -Below products are made by LA66. User can use their examples as reference:
119 119  
120 -* [[LA66 Shield for Arduino>>doc:Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Shield User Manual.WebHome]]
121 -* [[LA66 USB Adapter>>doc:Main.User Manual for LoRaWAN End Nodes.LA66 USB LoRaWAN Adapter User Manual.WebHome]]
122 -
123 -
124 -
125 -== 2.2  How to Compile Source Code for LA66? ==
126 -
127 -
128 128  Compile and Upload Code to ASR6601 Platform：[[Instruction>>Compile and Upload Code to ASR6601 Platform]]
129 129  
130 130  
131 -== 2.3  Can i use LA66 module's internal I/O without external MCU, So to save product cost? ==
132 132  
126 +== 2.2 Can i use LA66 module's internal I/O without external MCU, So to save product cost? ==
133 133  
128 +
134 134  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.
135 135  
136 136  
137 -== 2.4  Where to find Peer-to-Peer firmware of LA66? ==
138 138  
133 +== 2.3  Where to find Peer-to-Peer firmware of LA66? ==
139 139  
135 +
140 140  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]]
141 141  
142 142  
143 -== 2.5 How can i use J-LInk to debug LA66? ==
144 144  
145 -
146 -(% style="color:#037691" %)**The steps are as follows:**
147 -
148 -
149 -(% style="color:blue" %)**1. Install J-Link software from**
150 -
151 -[[https:~~/~~/www.segger.com/downloads/jlink/>>url:https://www.segger.com/downloads/jlink/]]
152 -
153 -
154 -(% style="color:blue" %)**2. Expose PA6 / PA7 / RSTN of LA66.**
155 -
156 -
157 -[[image:image-20230605151850-1.png]]
158 -
159 -
160 -[[image:image-20230605151850-2.png]]
161 -
162 -
163 -(% style="color:blue" %)**3. Connect JLINK, and switch mother board SW1 to ISP. Wire connection as below:**
164 -
165 -**LA66 PA6 < ~-~- > JLINK SWDIO (Pin 7)**
166 -
167 -**LA66 PA7 < ~-~- > JLINK SWCLK (Pin 9)**
168 -
169 -**LA66 RSTN < ~-~- > JLINK RESET (Pin 15)**
170 -
171 -**LA66 GND  < ~-~- > JLINK GND (Pin 8)**
172 -
173 -[[image:image-20230605151850-3.png||height="629" width="1182"]]
174 -
175 -(% style="display:none" %) (%%)
176 -
177 -(% style="color:blue" %)**4. Copy \SN50v3\tools\FLM\ASR6601.FLM to \Keil\ARM\ Flash\**
178 -
179 -(% style="display:none" %) [[image:image-20230605151850-4.png]]
180 -
181 -
182 -**Add ASR6601 256KB Flash to Flash Download**
183 -
184 -[[image:image-20230605152412-12.png]]
185 -
186 -
187 -[[image:image-20230605151851-6.png]]
188 -
189 -
190 -(% style="color:blue" %)**5. Modify \SN50v3\Projects\Applications\DRAGINO-LRWAN-AT\cfg\gcc.ld, to 0x08000000.**
191 -
192 -
193 -[[image:image-20230605151851-7.png]]
194 -
195 -[[image:image-20230605151851-8.png]]
196 -
197 -
198 -(% 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.**
199 -
200 -
201 -(% style="color:blue" %)**6. Comment the low power function in main.c.**
202 -
203 -
204 -[[image:image-20230605151851-9.png]]
205 -
206 -
207 -(% style="color:blue" %)**Click Debug mode to debug.**
208 -
209 -[[image:image-20230605151851-10.png||height="293" width="1275"]]
210 -
211 -
212 -[[image:image-20230605151851-11.png||height="739" width="1275"]](% style="display:none" %)
213 -
214 -(% style="display:none" %) (%%)
215 -
216 216  = 3.  Order Info =
217 217  
218 218  
219 219  **Part Number:**  (% style="color:blue" %)**LA66-XXX**
220 220  
145 +
221 221  (% style="color:blue" %)**XXX**(%%): The default frequency band
222 222  
223 223  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
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235 235  = 4.  FCC Statement =
236 236  
237 237  
238 -(% style="color:red" %)**FCC Caution:**
163 +**(% style="color:red" %)FCC Caution:**
239 239  
165 +
240 240  Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
241 241  
168 +
242 242  This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
243 243  
244 244  
245 -(% style="color:red" %)**IMPORTANT NOTE: **
172 +**(% style="color:red" %)IMPORTANT NOTE: **
246 246  
247 -(% style="color:red" %)**Note:**(%%) This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
248 248  
175 +Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
176 +
177 +
249 249  —Reorient or relocate the receiving antenna.
250 250  
180 +
251 251  —Increase the separation between the equipment and receiver.
252 252  
183 +
253 253  —Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
254 254  
186 +
255 255  —Consult the dealer or an experienced radio/TV technician for help.
256 256  
257 257  
258 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
190 +**(% style="color:red" %)FCC Radiation Exposure Statement: **
259 259  
260 260  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.
261 -
262 -
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