<
From version < 79.7 >
edited by Xiaoling
on 2022/06/07 18:03
To version < 74.18 >
edited by Xiaoling
on 2022/06/07 17:54
>
Change comment: There is no comment for this version

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62 62  * [[10. ​Support>>path:#H10.A0200BSupport]]
63 63  
64 64  
65 +
66 +
67 +
68 +
69 +
65 65  = 1. Introduction =
66 66  
67 67  == 1.1 ​What is LoRaWAN Soil pH Sensor ==
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108 108  * 8500mAh Battery for long term use
109 109  
110 110  
111 -
112 -
113 113  == 1.3 Probe Specification ==
114 114  
115 115  
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131 131  * Length: 3.5 meters
132 132  
133 133  
134 -
135 -
136 136  == 1.4 ​Applications ==
137 137  
138 138  * Smart Agriculture
139 139  
140 140  
141 -
142 -
143 143  == 1.5 Pin mapping and power on ==
144 144  
145 145  [[image:1654592472094-134.png]]
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339 339  
340 340  
341 341  
342 -
343 343  === 2.3.7 Decode payload in The Things Network ===
344 344  
345 345  While using TTN network, you can add the payload format to decode the payload.
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552 552  
553 553  
554 554  
555 -
556 556  == 2.8 Frequency Plans ==
557 557  
558 558  (((
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750 750  * Use the Join successful sub-band if the server doesn’t include sub-band info in the OTAA Join Accept message ( TTN v2 doesn't include)
751 751  
752 752  
753 -
754 -
755 755  === 2.8.5 AS920-923 & AS923-925 (AS923) ===
756 756  
757 757  (((
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976 976  * Blink once when device transmit a packet.
977 977  
978 978  
979 -
980 980  == 2.10 ​Firmware Change Log ==
981 981  
982 982  
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1066 1066  )))
1067 1067  * (((
1068 1068  Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1063 +)))
1069 1069  
1070 1070  
1071 -
1072 -)))
1073 1073  
1074 1074  == 3.2 Set Interrupt Mode ==
1075 1075  
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1122 1122  * Reply to the confirmation package: 26 01
1123 1123  * Reply to non-confirmed packet: 26 00
1124 1124  
1118 +
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1125 1125  Device will send an uplink after got this downlink command. With below payload:
1126 1126  
1127 1127  Configures info payload:
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1279 1279  
1280 1280  === ​4.3.2 Replace the battery ===
1281 1281  
1282 -(((
1283 1283  You can change the battery in the LSPH01.The type of battery is not limited as long as the output is between 3v to 3.6v. On the main board, there is a diode (D1) between the battery and the main circuit. If you need to use a battery with less than 3.3v, please remove the D1 and shortcut the two pads of it so there won’t be voltage drop between battery and main board.
1284 -)))
1285 1285  
1286 -(((
1287 1287  The default battery pack of LSPH01 includes a ER26500 plus super capacitor. If user can’t find this pack locally, they can find ER26500 or equivalence, which will also work in most case. The SPC can enlarge the battery life for high frequency use (update period below 5 minutes)
1288 -)))
1289 1289  
1290 1290  
1291 1291  
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1306 1306  (% style="background-color:yellow" %)** USB TTL RXD  <~-~-~-~-> UART_TXD**
1307 1307  
1308 1308  
1309 -(((
1310 1310  In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LSPH01. LSPH01 will output system info once power on as below:
1311 -)))
1312 1312  
1313 1313  
1314 1314   [[image:1654593712276-618.png]]
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