Changes for page LHT52 - LoRaWAN Temperature & Humidity Sensor User Manual
Last modified by Mengting Qiu on 2024/04/30 14:27
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... ... @@ -82,88 +82,7 @@ 82 82 |**Pressing ACT for more than 3s**|Active Device|green led will fast blink 5 times, LHT65N will enter working mode and start to JOIN LoRaWAN network. green led will solid turn on for 5 seconds after join in network. 83 83 |**Fast press ACT 5 times**|Deactivate Device|red led will solid on for 5 seconds. This means LHT65N is in Deep Sleep Mode. 84 84 85 -== Example to join LoRaWAN network == 86 86 87 -(% class="wikigeneratedid" %) 88 -This section shows an example of how to join the TTN V3 LoRaWAN IoT server. Use with other LoRaWAN IoT servers is of a similar procedure. 89 - 90 -(% class="wikigeneratedid" %) 91 -[[image:image-20220522232442-1.png||height="387" width="648"]] 92 - 93 -Assume the LPS8N is already set to connect to [[TTN V3 network>>url:https://eu1.cloud.thethings.network]], So it provides network coverage for LHT65N. Next we need to add the LHT65N device in TTN V3: 94 - 95 - 96 -=== **Step 1**: Create Device n TTN === 97 - 98 -Create a device in TTN V3 with the OTAA keys from LHT65N. 99 - 100 -Each LHT65N is shipped with a sticker with its device EUI, APP Key and APP EUI as below: 101 - 102 -[[image:image-20220522232812-2.png||height="219" width="279"]] 103 - 104 -User can enter these keys in the LoRaWAN Server portal. Below is TTN V3 screenshot: 105 - 106 -Add APP EUI in the application. 107 - 108 -[[image:image-20220522232916-3.png]] 109 - 110 - 111 -[[image:image-20220522232932-4.png]] 112 - 113 - 114 -[[image:image-20220522232954-5.png]] 115 - 116 -Note: LHT65N use same payload as LHT65. 117 - 118 -[[image:image-20220522233026-6.png]] 119 - 120 - 121 -Input APP EUI, APP KEY and DEV EUI: 122 - 123 -[[image:image-20220522233118-7.png]] 124 - 125 - 126 -=== Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds. === 127 - 128 -Use ACT button to activate LHT65N and it will auto-join to the TTN V3 network. After join success, it will start to upload sensor data to TTN V3 and user can see in the panel. 129 - 130 -[[image:image-20220522233300-8.png]] 131 - 132 - 133 -== Uplink Payload: == 134 - 135 -The uplink payload includes totally 11 bytes. Uplink packets use FPORT=2 and(% class="mark" %) every 20 minutes(%%) send one uplink by default. 136 - 137 -After each uplink, the (% class="mark" %)BLUE LED(%%) will blink once. 138 - 139 - 140 -(% style="width:572px" %) 141 -|(% style="width:106px" %)**Size(bytes)**|(% style="width:71px" %)**2**|(% style="width:128px" %)**2**|(% style="width:103px" %)**2**|(% style="width:72px" %)**1**|(% style="width:89px" %)**4** 142 -|(% style="width:106px" %)**Value**|(% style="width:71px" %)[[BAT>>path:#Battery]]|(% style="width:128px" %)((( 143 -[[Built-In>>path:#SHT20_Temperature]] 144 - 145 -[[Temperature>>path:#SHT20_Temperature]] 146 -)))|(% style="width:103px" %)((( 147 -[[Built-in>>path:#SHT20_Humidity]] 148 - 149 -[[Humidity>>path:#SHT20_Humidity]] 150 -)))|(% style="width:72px" %)[[Ext>>path:#Extension_Sensor]] #|(% style="width:89px" %)[[Ext value>>path:#Extension_sensor_value]] 151 - 152 -* The First 6 bytes: has fix meanings for every LHT65N. 153 -* The 7th byte (EXT #): defines the external sensor model. 154 -* The 8^^th^^ ~~ 11^^th^^ byte: the value for external sensor value. The definition is based on external sensor type. (If EXT=0, there won’t be these four bytes.) 155 - 156 - 157 -=== Decoder in TTN V3 === 158 - 159 -When the uplink payload arrives TTNv3, it shows HEX format and not friendly to read. We can add LHT65N decoder in TTNv3 for friendly reading. 160 - 161 -Below is the position to put the decoder and LHT65N decoder can be download from here: 162 - 163 - 164 -[[image:image-20220522234118-10.png]] 165 - 166 - 167 167 == LED Indicator == 168 168 169 169 The LHT65N has a triple color LED which for easy shows different stage. ... ... @@ -177,15 +177,7 @@ 177 177 * RED LED when an external sensor is not connected 178 178 * For each success downlink, the PURPLE LED will blink once 179 179 180 ----- 181 181 182 -== Installation == 183 - 184 -[[image:image-20220516231650-1.png||height="632" width="620"]] 185 - 186 - 187 - 188 - 189 189 = Sensors & Accessories = 190 190 191 191 == E3 Temperature Probe ==
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