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68	68
69		-
70	70	= 1. Introduction =
71	71
72	72	== 1.1 ​What is LoRaWAN Soil pH Sensor ==
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112	112	* IP68 rate for the Sensor Probe
113	113	* 8500mAh Battery for long term use
114	114
115		-
116	116	== 1.3 Probe Specification ==
117	117
118	118
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133	133	* IP68 Protection
134	134	* Length: 3.5 meters
135	135
136		-
137	137	== 1.4 ​Applications ==
138	138
139	139	* Smart Agriculture
140	140
141		-
142	142	== 1.5 Pin mapping and power on ==
143	143
144	144	[[image:1654592472094-134.png]]
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337	337	|0x03|Reply Calibration Info|[[Calibration Payload>>path:#H2.7Calibration]]
338	338
339	339
340		-
341	341	=== 2.3.7 Decode payload in The Things Network ===
342	342
343	343	While using TTN network, you can add the payload format to decode the payload.
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549	549	* Reply to non-confirmed packet: 14 00
550	550
551	551
552		-
553	553	== 2.8 Frequency Plans ==
554	554
555	555	(((
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636	636
637	637
638	638
639		-
640	640	=== 2.8.3 CN470-510 (CN470) ===
641	641
642	642	(((
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746	746	* Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
747	747	* 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)
748	748
749		-
750	750	=== 2.8.5 AS920-923 & AS923-925 (AS923) ===
751	751
752	752	(((
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971	971	* Blink once when device transmit a packet.
972	972
973	973
	966	+
	967	+
974	974	== 2.10 ​Firmware Change Log ==
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976	976
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	1040	+(((
1046	1046	(% style="color:#037691" %)**Downlink Command: 0x01**
	1042	+)))
1047	1047
	1044	+(((
1048	1048	Format: Command Code (0x01) followed by 3 bytes time value.
	1046	+)))
1049	1049
	1048	+(((
1050	1050	If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
	1050	+)))
1051	1051
1052		-* Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
1053		-* Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
	1052	+* (((
	1053	+Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
	1054	+)))
	1055	+* (((
	1056	+Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
	1057	+)))
1054	1054
1055	1055
1056		-
1057	1057	== 3.2 Set Interrupt Mode ==
1058	1058
1059	1059	Feature, Set Interrupt mode for GPIO_EXIT.
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1063	1063	[[image:image-20220607171716-9.png]]
1064	1064
1065	1065
	1069	+(((
1066	1066	(% style="color:#037691" %)**Downlink Command: 0x06**
	1071	+)))
1067	1067
	1073	+(((
1068	1068	Format: Command Code (0x06) followed by 3 bytes.
	1075	+)))
1069	1069
	1077	+(((
1070	1070	This means that the interrupt mode of the end node is set to 0x000003=3 (rising edge trigger), and the type code is 06.
	1079	+)))
1071	1071
1072		-* Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
1073		-* Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
	1081	+* (((
	1082	+Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
	1083	+)))
	1084	+* (((
	1085	+Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
	1086	+)))
1074	1074
	1088	+(((
	1089	+
	1090	+)))
	1091	+
	1092	+
	1093	+
1075	1075	== 3.3 Calibrate Sensor ==
1076	1076
1077	1077	Detail See [[Calibration Guide>>path:#H2.7Calibration]] for the user of 0x13 and 0x14 downlink commands
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1246	1246
1247	1247	=== ​4.3.2 Replace the battery ===
1248	1248
	1268	+(((
1249	1249	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.
	1270	+)))
1250	1250
	1272	+(((
1251	1251	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)
	1274	+)))
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1269	1269	(% style="background-color:yellow" %)** USB TTL RXD  <~-~-~-~-> UART_TXD**
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	1295	+(((
1272	1272	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:
	1297	+)))
1273	1273
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1275	1275	[[image:1654593712276-618.png]]
...	...	@@ -1311,6 +1311,8 @@
1311	1311	* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
1312	1312	* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
1313	1313
	1339	+
	1340	+
1314	1314	= 9. ​Packing Info =
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1325	1325	* Package Size / pcs : cm
1326	1326	* Weight / pcs : g
1327	1327
	1355	+
	1356	+
1328	1328	= 10. ​Support =
1329	1329
1330	1330	* Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.