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70		-
71		-
72	72	= 1. Introduction =
73	73
74	74	== 1.1 ​What is LoRaWAN Soil pH Sensor ==
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115	115	* 8500mAh Battery for long term use
116	116
117	117
118		-
119	119	== 1.3 Probe Specification ==
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121	121
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137	137	* Length: 3.5 meters
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139	139
140		-
141	141	== 1.4 ​Applications ==
142	142
143	143	* Smart Agriculture
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145	145
146		-
147	147	== 1.5 Pin mapping and power on ==
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149	149	[[image:1654592472094-134.png]]
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341	341	|0x02|Reply configures info|[[Configure Info Payload>>path:#H3.4GetFirmwareVersionInfo]]
342	342	|0x03|Reply Calibration Info|[[Calibration Payload>>path:#H2.7Calibration]]
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	339	+
	340	+
344	344	=== 2.3.7 Decode payload in The Things Network ===
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346	346	While using TTN network, you can add the payload format to decode the payload.
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641	641
	639	+
642	642	=== 2.8.3 CN470-510 (CN470) ===
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644	644	(((
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748	748	* Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
749	749	* 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)
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	749	+
751	751	=== 2.8.5 AS920-923 & AS923-925 (AS923) ===
752	752
753	753	(((
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972	972	* Blink once when device transmit a packet.
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974	974
975		-
976	976	== 2.10 ​Firmware Change Log ==
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978	978
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1062	1062	)))
1063	1063	* (((
1064	1064	Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
	1063	+)))
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1067		-
1068		-)))
1069	1069
1070	1070	== 3.2 Set Interrupt Mode ==
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1275	1275
1276	1276	=== ​4.3.2 Replace the battery ===
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1278		-(((
1279	1279	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.
1280		-)))
1281	1281
1282		-(((
1283	1283	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)
1284		-)))
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1302	1302	(% style="background-color:yellow" %)** USB TTL RXD  <~-~-~-~-> UART_TXD**
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1305		-(((
1306	1306	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:
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1310	1310	[[image:1654593712276-618.png]]
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1312	1312	Valid AT Command please check [[Configure Device>>path:#H3.ConfigureLSPH01viaATCommandorLoRaWANDownlink]].
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1315	1315	= 6. FAQ =
1316	1316
1317	1317	== 6.1 How to change the LoRa Frequency Bands/Region ==
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1320	1320	When downloading the images, choose the required image file for download. ​
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1323	1323	= 7. Trouble Shooting =
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1325	1325	== 7.1 AT Commands input doesn’t work ==
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1327	1327	In the case if user can see the console output but can’t type input to the device. Please check if you already include the (% style="color:green" %)**ENTER**(%%) while sending out the command. Some serial tool doesn’t send (% style="color:green" %)**ENTER**(%%) while press the send key, user need to add ENTER in their string.
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	1323	+
1330	1330	= 8. Order Info =
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1332	1332	Part Number: (% style="color:blue" %)**LSPH01-XX**