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Author

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1		-XWiki.Xiaoling
	1	+XWiki.Edwin

Content

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17	17	{{/velocity}}
18	18
19	19	(% border="1" cellspacing="5" class="doOddEven filterable grid sortable" id="tableid" style="width:800.222px" %)
20		-|(% style="background-color:#d9e2f3; color:#0070c0; width:151px" %)**Models**|(% style="background-color:#d9e2f3; color:#0070c0; width:159px" %)**Mother Board**|(% style="background-color:#d9e2f3; color:#0070c0; width:252px" %)**UART for AT Commands**|(% style="background-color:#d9e2f3; color:#0070c0; width:234px" %)**UART for Upgrade Firmware**
	20	+|(% style="background-color:#d9e2f3; width:151px" %)**Models**|(% style="background-color:#d9e2f3; color:#0070c0; width:159px" %)**Mother Board**|(% style="background-color:#d9e2f3; color:#0070c0; width:252px" %)**UART for AT Commands**|(% style="background-color:#d9e2f3; color:#0070c0; width:234px" %)**UART for Upgrade Firmware**
21	21	|(% style="width:151px" %)PS-LB|(% style="width:159px" %)SIB|(% style="width:252px" %)Instruction|(% style="width:234px" %)Instruction
22	22
23	23
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61	61
62	62	= 3. UART for Firmware Upgrade =
63	63
64		-== 3.1 Update firmware ==
	64	+== 3.1 Check Your device already have bootloader ==
65	65
66		-=== 3.1.0 What is Dragino Bootloader? ===
	66	+=== 3.1.1 What is Dragino Bootloader? ===
67	67
68	68
69	69	Dragino Bootloader is a customizer made bootloader which support below features:
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80	80	)))|(% style="width:480px" %)
81	81
82	82
83		-=== 3.1.1 Update a firmware with Dragino bootloader ===
	83	+=== 3.1.2 How can i know if my device already have bootloader? ===
84	84
	85	+If a device has a bootloader. it will output bootloader info to UART when boot. As below:
85	85
	87	+[[image:image-20230514150410-1.png||height="398" width="815"]]
86	86
87	87
88		-=== 3.1.2 Update a firmware without bootloader ===
	90	+=== 3.1.3 How to upload bootloader to device? ===
89	89
90		-If a firmware's name doesn't have the suffix **_with_bootloader**. It means the firmware is without bootloader and user can use this method to uplink.
91	91
	93	+
	94	+== 3.2 Update Firmware (Assume the device already have a bootloader) ==
	95	+
	96	+=== 3.2.1 Update a firmware via Dragino bootloader ===
	97	+
	98	+
	99	+
	100	+
	101	+=== 3.2.2 Update a firmware via TremoProgrammer ===
	102	+
	103	+Make sure your device already bootloader while use this update. Other device won't be able to boot ( can be solve by upload a bootloader to the device).
	104	+
92	92	LoRaSTv4 Base hardware support UART update firmware. the UART connection is the same as AT Command connection, with the need for two extra action. See below for the steps:
93	93
94	94	(% style="color:blue" %)**Step1**(%%): Set BOOT Switch to (% style="color:blue" %)**PROG**(%%) mode. PROG mode is for update firmware specially.
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113	113	[[image:image-20221224174341-4.png||height="471" width="374"]]
114	114
115	115
116		-== 3.2 UART Connection for SIB mother board for Program. ==
117		-
118		-
119		-Below shows the SIB board UART connection, reset button and BOOT Switch (Program Jumper) position. They can be used for firmware upgrade reference.
120		-
121		-[[image:image-20221224174605-6.png||height="569" width="880"]]
	129	+

image-20230514150410-1.png

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	1	+XWiki.Edwin

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	1	+275.3 KB

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