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Changes for page Change Gateway Power

Last modified by Xiaoling on 2022/08/10 15:18
From version 7.1
edited by Edwin Chen
on 2022/06/23 09:36
Change comment: There is no comment for this version
To version 1.1
edited by Xiaoling
on 2022/05/14 13:43
Change comment: There is no comment for this version

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Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Edwin
1 +XWiki.Xiaoling
Content
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1 -= Change Power for Semtech UDP Paket forward connection =
1 +{{box cssClass="floatinginfobox" title="**Contents**"}}
2 +{{toc/}}
3 +{{/box}}
2 2  
3 -----
5 += Paragraph 1 =
4 4  
5 -In LoRaWAN protocol, the gateway output power refer to the downstream packets sent by Gateway. This output power is controlled by LoRaWAN server.
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6 6  
7 -Gateway maintain a power index in the file: /etc/lora/global_conf.json for example:
9 +== Sub-paragraph ==
8 8  
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9 9  
10 -(% class="box" %)
11 -(((
12 -"tx_lut_3": {
13 - "desc": "TX gain table, index 3",        ~/~/ Index 3 refer to rf_power: 15dB. device will set the pa_gain,mix_gain,dig_gain 
14 - "pa_gain": 2,                            ~/~/ to the value mentioned here so to generate 15dB output power.
15 - "mix_gain": 10,
16 - "rf_power": 15,
17 - "dig_gain": 1
18 -},
19 -"tx_lut_4": {
20 - "desc": "TX gain table, index 4",
21 - "pa_gain": 2,
22 - "mix_gain": 10,
23 - "rf_power": 16,
24 - "dig_gain": 0
25 -)))
13 +== Sub-paragraph ==
26 26  
27 -(% class="mark" %)Note: If when lorawan server specify a rf_power which is not list above. gateway will choose the closest power. profile.
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28 28  
17 +=== Sub-sub paragraph ===
29 29  
30 -When LoRaWAN server sends a downlink stream, server will also ask the gateway to use which rf_power as output. So user don't need to consider to control in the gateway side.
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31 31  
32 -If user want to always use a higher power or a lower power. User can modify the pa_gain,mix_gain,dig_gain for specify rf_power to achieve this purpose. This is not recommended, because this might break the regulator for specific country.
33 33  
34 -Please note, that the global_conf.json file will be overwritten by the match region files in /etc/lora/cfg-30x when changing settings in the web. So user needs to change the files in /etc/lora/cfg-cfg-30x instead of global_conf.json
22 += Paragraph 2 =
35 35  
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36 36  
26 +== Sub-paragraph ==
37 37  
38 -= Change Power for LoRaWAN Basic Station connection =
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29 +
30 +== Sub-paragraph ==
31 +
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