<
From version < 40.1 >
edited by Bei Jinggeng
on 2022/06/10 10:55
To version < 38.19 >
edited by Xiaoling
on 2022/05/31 09:05
>
Change comment: There is no comment for this version

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1 -XWiki.Bei
1 +XWiki.Xiaoling
Content
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22 22  * For LoRaWAN Downlink: The gateway transfer downlink command in HEX format. This page shows the HEX format downlink code for each command. but some servers use base64 as downlink code. Below are reference for how to use downlink command:
23 23  ** Use HEX format to send a downlink: [[TTN v3>>Notes for TTN]]
24 24  ** Use Base64 format to send a downlink: [[Chirpstack>>Notes for ChirpStack]]
25 -** See use note for more serves [[Servers Note>>doc:Main.WebHome]](IoT LoRaWAN Server)
25 +** See use note for more serves [[Servers Note>>WebHome]](IoT LoRaWAN Server)
26 26  
27 27  = 3. Support End Node and firmware version =
28 28  
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1086 1086  * **Example 1**: Downlink Payload: **2101** ~/~/ set packet receiving response level to 1
1087 1087  * **Example 2**: Downlink Payload: **2102** ~/~/ set packet receiving response level to 2
1088 1088  
1089 -== 7.24 Set retransmission packets ==
1090 -
1091 -(% border="1" style="background-color:#ffffcc; color:green; width:710.222px" %)
1092 -|=(% colspan="3" style="width: 707px;" %)AT+CFM
1093 -|(% style="width:160px" %)**Command Example**|(% style="width:198px" %)**Function**|(% style="width:349px" %)**Response**
1094 -|(% style="width:160px" %)(((
1095 -AT+CFM=1,0,0
1096 -
1097 -value1
1098 -)))|(% style="width:198px" %)confirmed uplink|(% style="width:349px" %)(((
1099 -1
1100 -
1101 -OK
1102 -)))
1103 -|(% style="width:160px" %)(((
1104 -AT+CFM=0,?,0
1105 -
1106 -value2
1107 -)))|(% style="width:198px" %)set max retry , range: 0 ~~ 7|(% style="width:349px" %)(((
1108 -0~~7
1109 -
1110 -OK
1111 -)))
1112 -|(% style="width:160px" %)(((
1113 -AT+CFM=0,0,1
1114 -
1115 -value3
1116 -)))|(% style="width:198px" %)uplink fcnt increase by 1 for each retry|(% style="width:349px" %)(((
1117 -1
1118 -
1119 -OK
1120 -)))
1121 -
1122 -{{info}}
1123 -**AT Command: AT+CFM**
1124 -{{/info}}
1125 -
1126 1126  = 8. AT Commands Combination =
1127 1127  
1128 1128  == 8.1 Set a fix RX2DR for downlink window ==
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1141 1141  * AT+ADR=0  [[Reference>>||anchor="H7.1AdaptiveDataRate"]]
1142 1142  * AT+DR=5  [[Reference>>||anchor="H7.4DataRate"]]
1143 1143  * AT+TXP=0  [[Reference>>||anchor="H7.14TransmitPower"]]
1144 -~)~)~)
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