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43	43	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]]
44	44
45	45
46		-[[wewewewferfe>>SW3L LoRaWAN Outdoor Flow Sensor||anchor="H2.3.1DeviceStatus2CFPORT3D5"]]
47		-
48		-
49	49	== Applications ==
50	50
51	51	* Smart Agriculture
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57	57	[[image:image-20220530002453-3.png||height="262" width="493"]]
58	58
59	59
	57	+= Use AT Command =
60	60
	59	+== Access AT Commands ==
	60	+
	61	+GroPoint Air supports AT Command set in the stock firmware. You can use a USB to TTL adapter to connect to GroPoint Air for using AT command, as below.
	62	+
	63	+[[image:1654593668970-604.png]]
	64	+
	65	+**Connection:**
	66	+
	67	+(% style="background-color:yellow" %)** USB TTL GND <~-~-~-~-> GND**
	68	+
	69	+(% style="background-color:yellow" %)** USB TTL TXD <~-~-~-~-> UART_RXD**
	70	+
	71	+(% style="background-color:yellow" %)** USB TTL RXD <~-~-~-~-> UART_TXD**
	72	+
	73	+
	74	+In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for GroPoint Air. GroPoint Air will output system info once power on as below:
	75	+
	76	+ [[image:1654653659449-932.png]]
	77	+
	78	+Valid AT Command please check [[Configure Device>>||anchor="H3.ConfigureLLMS01viaATCommandorLoRaWANDownlink"]].
	79	+
	80	+
	81	+= FAQ =
	82	+
	83	+== How to change the LoRa Frequency Bands/Region ==
	84	+
	85	+You can follow the instruction here: [[how to upgrade image>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome||anchor="H2.HardwareUpgradeMethodSupportList"]].
	86	+When downloading the images, choose the required image file for download. ​
	87	+
	88	+
	89	+= Trouble Shooting =
	90	+
	91	+== AT Commands input doesn’t work ==
	92	+
	93	+In 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 pressing the send key, user need to add ENTER in their string.
	94	+
	95	+
	96	+
61	61	= Order Info =
62	62
63	63	Part Number: **GROPOINT AIR-M-XX**
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73	73	* **IN865**: LoRaWAN IN865 band
74	74	* **CN470**: LoRaWAN CN470 band
75	75
	112	+= ​Packing Info =
	113	+
	114	+**Package Includes:  **
	115	+
	116	+* GroPoint Air-M x 1
	117	+
	118	+**Dimension and weight:**
	119	+
	120	+* Device Size: cm
	121	+* Device Weight: g
	122	+* Package Size / pcs : cm
	123	+* Weight / pcs : g
	124	+
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