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Version 16.3 by Xiaoling on 2023/04/19 17:36
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1 (% class="wikigeneratedid" %)
2 **~ Table of Contents:**
3
4 {{toc/}}
5
6
7 = 1. Introduction =
8
9
10 This article shows the firmware upgrade method and troubleshooting for the below models Dragino sensors.
11
12
13 = 2. Model and Connection =
14
15 == 2.1 LDS01/LWL01 ==
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17
18 [[Firmware Location>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LDS01/Firmware/]]
19
20
21 (((
22 Pin Mapping:
23 )))
24
25 [[image:image-20220527083845-1.png||height="473" width="915"]]
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27 LDS01/LWL01 Pin Mapping
28
29
30 **DAP-Link Connection:**
31
32 [[image:image-20220527083959-2.png]]
33
34 Connect DAP-Link
35
36
37 == 2.2 LDS02/LWL02 ==
38
39
40 [[Firmware Location(same as LDS01)>>https://www.dropbox.com/sh/9j35mnsxnz0y3ye/AACj5gHGOURGEHCpj-E861Mua?dl=0]]
41
42
43 (((
44 Pin Mapping:
45 )))
46
47 [[image:image-20220527084041-3.png||height="378" width="907"]]
48
49 LDS02/LDS02 v2.0 Pin Mapping
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51
52
53 [[image:image-20220527084230-4.png]]
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55 LDS02/LDS02 v2.2 Pin Mapping
56
57
58 == 2.3 LHT52 ==
59
60
61 [[Firmware Location>>https://www.dropbox.com/sh/ayxhuf5dihtfu6c/AABRe_suu54EdTSFZIbD7t-ea?dl=0]]
62
63 [[image:image-20220527084401-5.png]]
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65 LHT52 Pin Mapping
66
67
68 = 3. How to Upgrade =
69
70 == 3.1 Use DAP-Link and Connect to the Device as above photos ==
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72
73 We need to connect VDD，GND，SWCLK，SWDIO to DAP-Link.
74
75 * Connection method：
76
77 * GND-GND,
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79 * VDD-3.3V,
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81 * SWCLK-CLK,
82
83 * SWDIO-SWD
84
85 [[image:image-20220527084505-6.png]]
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87
88
89 == 3.2 Install PSoCProgrammer 3.27.1 ==
90
91
92 (((
93 Download Link: [[PSoCProgrammer3.27.1>>url:https://www.dragino.com/downloads/index.php?dir=tools/]]
94 )))
95
96 (((
97 And then use PSoCProgrammer to upgrade the firmware ( (% style="color:red" %) **must use this version: PSoCProgrammer3.27.1** (%%))
98 )))
99
100 [[image:image-20220527084537-7.png]]
101
102
103 == 3.3 Download Sensor Firmware ==
104
105
106 Downlink sensor firmware to prepare the update.
107
108
109 == 3.4 Upgrade Firmware ==
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111
112 Open PSOC Programmer, select the default configuration, no need to modify
113
114 [[image:image-20220527084612-8.png]]
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116
117 Click the file icon to select the software to be burned：
118
119 [[image:image-20220527084705-9.png]]
120
121
122 [[image:image-20220527084739-10.png||height="453" width="1034"]]
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124
125
126 (((
127 Click the download icon, and the progress bar as shown in the figure below will appear. When PASS appears, it proves that the burning is successful.
128 )))
129
130 [[image:image-20220527084831-11.png]]
131
132
133 [[image:image-20220527084907-12.png]]
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135
136 (((
137 (% style="color:red" %)**It is very important to press the reset button after the upgrade., this is to set the device to work in Low Power mode.**
138 )))
139
140 (((
141 (% style="color:red" %)**If you change different LoRa Frequency Bands/Region, you need using **(% style="color:blue" %)**AT+FDR **(% style="color:red" %)**command to restore factory data after program success.**
142 )))
143
144
145 = 4. Trouble Shooting =
146
147 == 4.1 Unable to detect upgrade ==
148
149
150 * Try to shot the bootloader pin to GND and reset the device. So the device will runs in bootloader mode.
151
152 * Or use (% style="color:blue" %)**AT+IREBOOT=7**(%%) to set the device to work in bootloader mode.