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1		-XWiki.Bei
	1	+XWiki.Xiaoling

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19	19	**PS-LB **
20	20	)))|(% style="width:120px" %)SIB|(% style="width:199px" %)Instruction|(% style="width:221px" %)Instruction
21	21
	22	+
	23	+
22	22	= 2. UART for AT Commands =
23	23
24	24	== 2.1 Generate software set up for AT Commands via UART ==
25	25
26	26
27		-(% start="1" style="list-style-type:decimal" %)
28	28	1. Use a general serial tool.
29	29	1. Connect PC to device's UART interface
30	30	1. Set up serial tool with : BaudRate: 9600, databit:8, No parity, No flow control.
31		-1. (((
32		-The password is the last six characters of APPSKEY
33	33
34		-Example：
35		-
36		-APPSKEY= 41 85 71 A7 5D 7E 54 52 25 58 74 85 96 14 74 85
37		-
38		-The password：147485
39		-)))
40		-
41	41	[[image:image-20221224170218-1.png||height="497" width="640"]]
42	42
43	43
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47	47	[[image:image-20221224171304-3.png||height="545" width="863"]]
48	48
49	49
	42	+
50	50	= 3. UART for Firmware Upgrade =
51	51
52	52	== 3.1 General Instruction for UART update firmware ==
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54	54
55	55	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:
56	56
57		- (% style="color:blue" %)**Step1**(%%): Set BOOT Switch to (% style="color:blue" %)**PROG**(%%) mode. PROG mode is for update firmware specially.
	50	+ **Step1**: Set BOOT Switch to **PROG** mode. PROG mode is for update firmware specially.
58	58
59		- (% style="color:blue" %)**Step2**(%%): Press (% style="color:blue" %)**Reset**(%%) button, the module will then boot into program mode.
	52	+ **Step2**: Press **Reset** button, the module will then boot into program mode.
60	60
61		- (% style="color:blue" %)**Step3**(%%): Use (% style="color:blue" %)**TremoProgrammer**(%%) to update the firmware to LoRaST v4.
	54	+ **Step3**: Use **TremoProgrammer** to update the firmware to LoRaST v4.
62	62
63		- (% style="color:blue" %)**Step4**(%%): Set BOOT Switch to (% style="color:blue" %)**FLASH**(%%) position. Press Reset button again and module will run the new software.
	56	+ **Step4**: Set BOOT Switch to **FLASH** position. Press Reset button again and module will run the new software.
64	64
65	65
66		-Below is the method for how to update via (% style="color:blue" %)**TremoProgrammer:**
	59	+Below is the method for how to update via **TremoProgrammer:**
67	67
68	68	1.  Software download link:  [[https:~~/~~/www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0>>url:https://www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0]]
69	69
70		-2.  Run** (% style="color:blue" %)TremoProgrammer.(%%)**
	63	+2.  Run** TremoProgrammer.**
71	71
72		-3.  Choose software and set the address to (% style="color:blue" %)**0x0800D000**
	65	+3.  Choose software and set the address to **0x0800D000**
73	73
74		-4. Rember to set BOOT Switch to (% style="color:blue" %)**FLASH**(%%) after update
	67	+4. Rember to set BOOT Switch to FLASH after update
75	75
76	76	[[image:image-20221224174341-4.png||height="471" width="374"]]
77	77
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82	82	Below shows the SIB board UART connection, reset button and BOOT Switch (Program Jumper) position. They can be used for firmware upgrade reference.
83	83
84	84	[[image:image-20221224174605-6.png||height="569" width="880"]]
85		-
86		-
87		-

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