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29	29	== 1.1  What is GroPoint Air ==
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32	32	The Dragino GroPoint is a (% style="color:blue" %)**LoRaWAN Multi Soil Segment Converter**(%%) for IoT of Agriculture. It is designed to connect to [[GroPoint Profile Multi-depth Soil moisture and temperature profile Sensor>>url:https://www.gropoint.com/products/soil-sensors/gropoint-profile]] and get GroPoint Profile’s reading and send it to IoT server via LoRaWAN wireless network.
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34	34	(% style="color:blue" %)**GroPoint Profile is plug-and-play with GroPoint Air**(%%) to get soil moisture and send via wireless. GroPoint Profile is powered by GroPoint Air, (% style="color:blue" %)**no need external power source**(%%).
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36	36	The LoRa wireless technology used in GroPoint Air allows devices to send data and reach extremely long ranges at low data-rates. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption.
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38	38	GroPoint Air is powered by (% style="color:blue" %)**an 8500mAh Li-SOCI2 battery**(%%), it is designed for long-term use for up to 5 years.
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40	40	Each GroPoint Air is pre-load with a set of unique keys for LoRaWAN registrations, register these keys to the local LoRaWAN server and it will auto-connect after power on.
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42	42	(% aria-label="image-20220530002019-2.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220530002019-2.png||data-widget="image" height="295" width="655"]](% title="Click and drag to resize" %)​
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61		-
62	62	== 1.3  Probe Specification ==
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64	64	GroPoint Air includes an M12 5-pin connector, the pins definition matches GroPoint Profile M12 version probes. Users can connect this connector to GroPoint Profile directly.
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66	66	GroPoint Profile includes a series of multi-depth soil moisture and temperature sensors. The specification for GroPoint Profile can be found here: [[https:~~/~~/www.gropoint.com/products/soil-sensors/gropoint-profile>>https://www.gropoint.com/products/soil-sensors/gropoint-profile]]
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69	69	== 1.4  Applications ==
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71	71	* Smart Agriculture
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73	73	== 1.5  Pin Mapping ==
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75	75	Inner PCB Pin mapping for reference:
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86	86	* The sensor is detected when the device is turned on, and it will flash 4 times quickly when it is detected.
87	87	* Blink once when device transmits a packet.
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89	89	== 2.2  Firmware and Changelog ==
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106	106	== 3.1  Connect to GroPoint Profile ==
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108	108	GroPoint Air must be used with [[GroPoint Profile>>https://www.gropoint.com/products/soil-sensors/gropoint-profile]]. There are different interface model from GroPoint, users need to choose the one:
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110		-* Support RS485 Interface
111		-* with M12 5pin connector.
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	135	+Support RS485 Interface
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	138	+with M12 5pin connector.
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113	113	Such model in GroPoint Profile is: (% style="color:blue" %)**2625-N-T-x-M-M **(%%)(Where x is different depending on how many levels it detects).
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116	116	== 3.2  Connect to LoRaWAN Network? ==
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290	290	* Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
291	291	* Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
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293	293	== 4.2  Set Interrupt Mode ==
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295	295	Feature, Set Interrupt mode for GPIO_EXIT.
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307	307	* Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
308	308	* Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
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310	310	== 4.3  Set the sensor delay time ==
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312	312	Feature: Change the sensor delay time.
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328	328	* Example 1: Downlink Payload: A10003E8 ~/~/ Set the sensor delay time = 1000ms
329	329	* Example 2: Downlink Payload: A10007D0 ~/~/ Set the sensor delay time = 2000ms
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331	331	== 4.4  Query sensor model function ==
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333	333	Feature: Using this function will re-update the model.
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406	406	0x08: LSLP01
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409	409	= 5.  Use AT Command =
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411	411	== 5.1  Access AT Commands ==