Last modified by Xiaoling on 2024/04/23 14:37
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... ... @@ -54,7 +54,46 @@ 54 54 [[image:image-20220530002453-3.png||height="262" width="493"]] 55 55 56 56 57 += Use AT Command = 57 57 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 + 58 58 = Order Info = 59 59 60 60 Part Number: **GROPOINT AIR-M-XX** ... ... @@ -70,4 +70,17 @@ 70 70 * **IN865**: LoRaWAN IN865 band 71 71 * **CN470**: LoRaWAN CN470 band 72 72 112 += 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 + 73 73