Changes for page Change Gateway Power
Last modified by Xiaoling on 2022/08/10 15:18
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... ... @@ -52,12 +52,12 @@ 52 52 53 53 [[image:image-20220623140335-1.png||height="241" width="378"]] 54 54 55 -Gateways using the SX1301 LoRaWAN Concentrator are the [[LG308>>https://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/LG308-LG301/&file=Datasheet_LG308_LoRaWAN_Gateway.pdf]]and[[DLOS8>>https://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/DLOS8/&file=DLOS8_LoRaWAN_Gateway_User_Manual_v1.3.pdf]].55 +Gateways using the SX1301 LoRaWAN Concentrator are the LG308 and DLOS8. 56 56 57 57 58 58 **SX1301 Change Power for LoRaWAN Basic Station Connection example:** 59 59 60 -Gateway maintains a power index in the file: /etc/station/station-sx1301.conf 60 +Gateway maintains a power index in the file: /etc/station/station-sx1301.conf for example: 61 61 62 62 (% class="box" %) 63 63 ((( ... ... @@ -70,7 +70,7 @@ 70 70 "device": "/dev/spidev1.0", 71 71 /* freq/enable provided by LNS - only HW specific settings listed here */ 72 72 73 - 73 + ~|<~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-(% style="color:red" %)Add parameters:"tx_gain_lut" : [ TX_GAIN_LUT, .. ](% %) 74 74 75 75 "radio_0": { 76 76 "type": "SX1257", ... ... @@ -87,70 +87,6 @@ 87 87 }, 88 88 ))) 89 89 90 -Add parameters:**"tx_gain_lut": [ TX_GAIN_LUT, .. ]** 91 - 92 -(% class="box" %) 93 -((( 94 -{ 95 - /* If slave-X.conf present this acts as default settings */ 96 - "SX1301_conf": { /* Actual channel plan is controlled by server */ 97 - "lorawan_public": true, /* is default */ 98 - "clksrc": 1, /* radio_1 provides clock to concentrator */ 99 - /* path to the SPI device, un-comment if not specified on the command line e.g., RADIODEV=/dev/spidev0.0 */ 100 - "device": "/dev/spidev1.0", 101 - /* freq/enable provided by LNS - only HW specific settings listed here */ 102 - "tx_gain_lut":[ 103 - {"rf_power": 12, "pa_gain": 2, "mix_gain": 11, "dig_gain": 2, "dac_gain": 3}, 104 - {"rf_power": 13, "pa_gain": 2, "mix_gain": 10, "dig_gain": 0, "dac_gain": 3}, 105 - {"rf_power": 14, "pa_gain": 2, "mix_gain": 12, "dig_gain": 2, "dac_gain": 3}, 106 - {"rf_power": 15, "pa_gain": 2, "mix_gain": 13, "dig_gain": 2, "dac_gain": 3}, 107 - 108 -/* Index 3 refer to rf_power: 15dB. device will set the pa_gain,mix_gain,dig_gain */ 109 - 110 -/* to the value mentioned here so as to generate 15dB output power.*/ 111 - {"rf_power": 16, "pa_gain": 2, "mix_gain": 13, "dig_gain": 1, "dac_gain": 3}, 112 - {"rf_power": 17, "pa_gain": 2, "mix_gain": 14, "dig_gain": 1, "dac_gain": 3}, 113 - {"rf_power": 18, "pa_gain": 2, "mix_gain": 15, "dig_gain": 2, "dac_gain": 3}, 114 - {"rf_power": 19, "pa_gain": 2, "mix_gain": 15, "dig_gain": 1, "dac_gain": 3}, 115 - {"rf_power": 20, "pa_gain": 2, "mix_gain": 15, "dig_gain": 1, "dac_gain": 3}, 116 - {"rf_power": 21, "pa_gain": 3, "mix_gain": 9, "dig_gain": 0, "dac_gain": 3}, 117 - {"rf_power": 22, "pa_gain": 3, "mix_gain": 10, "dig_gain": 0, "dac_gain": 3}, 118 - {"rf_power": 23, "pa_gain": 3, "mix_gain": 11, "dig_gain": 1, "dac_gain": 3}, 119 - {"rf_power": 24, "pa_gain": 3, "mix_gain": 12, "dig_gain": 0, "dac_gain": 3}, 120 - {"rf_power": 25, "pa_gain": 3, "mix_gain": 14, "dig_gain": 0, "dac_gain": 3}, 121 - {"rf_power": 26, "pa_gain": 3, "mix_gain": 14, "dig_gain": 0, "dac_gain": 3}, 122 - {"rf_power": 27, "pa_gain": 3, "mix_gain": 14, "dig_gain": 0, "dac_gain": 3} 123 - ], 124 - "radio_0": { 125 - "type": "SX1257", 126 - "rssi_offset": -166.0, 127 - "tx_enable": true, 128 - "antenna_gain": 0 129 - }, 130 - "radio_1": { 131 - "type": "SX1257", 132 - "rssi_offset": -166.0, 133 - "tx_enable": false 134 - } 135 - /* chan_multiSF_X, chan_Lora_std, chan_FSK provided by LNS */ 136 - }, 137 -))) 138 - 139 -See this link for more station configuration parameters:[[Concentrator Design (v1.5) - LoRa Basics™ StationLoRa Basics™ Station ~| DEVELOPER PORTAL (semtech.com)>>url:https://lora-developers.semtech.com/build/software/lora-basics/lora-basics-for-gateways/?url=gw_v1.5.html]] 140 - 141 141 If users want to always use a higher power or a lower power. Users can modify the pa_gain,mix_gain, and dig_gain to specify rf_power to achieve this purpose. This is not recommended, because this might break the regulator for a specific country. 142 142 143 -(% style="color:red" %)Note: When the Settings are complete, click "Save&Apply" on the gateway's Web UI 144 - 145 -=== **Checking station Logs** === 146 - 147 -Run the command: 148 - 149 -(% class="box infomessage" %) 150 -((( 151 -tail -f /var/iot/station.log 152 -))) 153 - 154 -[[image:image-20220623145437-2.png||height="501" width="694"]] 155 - 156 156
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