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1 1  (% class="wikigeneratedid" %)
2 -**~ Table of Contents:**
2 +**~ Contents:**
3 3  
4 4  {{toc/}}
5 5  
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6 6  
7 7  = 1. Introduction =
8 8  
9 -
10 10  This article shows the firmware upgrade method and troubleshooting for the below models Dragino sensors.
11 11  
12 12  
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14 14  
15 15  == 2.1 LDS01/LWL01 ==
16 16  
17 -
18 18  [[Firmware Location>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LDS01/Firmware/]]
19 19  
20 -
21 21  (((
22 22  Pin Mapping:
23 23  )))
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27 27  LDS01/LWL01 Pin Mapping
28 28  
29 29  
30 -**DAP-Link Connection:**
27 +DAP-Link Connection:
31 31  
32 32  [[image:image-20220527083959-2.png]]
33 33  
34 34  Connect DAP-Link
32 +
35 35  
36 -
37 37  == 2.2 LDS02/LWL02 ==
38 38  
36 +[[Firmware Location(same as LDS01)>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LDS01/Firmware/]]
39 39  
40 -[[Firmware Location(same as LDS01)>>https://www.dropbox.com/sh/9j35mnsxnz0y3ye/AACj5gHGOURGEHCpj-E861Mua?dl=0]]
41 -
42 -
43 43  (((
44 44  Pin Mapping:
45 45  )))
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46 46  
47 47  [[image:image-20220527084041-3.png||height="378" width="907"]]
48 48  
44 +LDS02/LDS02 v2.0 Pin Mapping
49 49  
50 50  
51 -
52 -**LDS02/LDS02 v2.0 Pin Mapping**
53 -
54 -Connector Type: 2.0mm pitch, 2 x 3
55 -
56 56  [[image:image-20220527084230-4.png]]
57 57  
58 58  LDS02/LDS02 v2.2 Pin Mapping
59 59  
60 60  
61 -== 2.3 LHT52/PB01 ==
52 +== 2.3 LHT52 ==
62 62  
54 +[[Firmware Location>>https://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LHT52/firmware/]]
63 63  
64 -[[Firmware Location>>https://www.dropbox.com/sh/ayxhuf5dihtfu6c/AABRe_suu54EdTSFZIbD7t-ea?dl=0]]
65 -
66 66  [[image:image-20220527084401-5.png]]
67 67  
68 68  LHT52 Pin Mapping
69 69  
60 +
70 70  = 3. How to Upgrade =
71 71  
72 72  == 3.1 Use DAP-Link and Connect to the Device as above photos ==
73 73  
74 -
75 75  We need to connect VDD，GND，SWCLK，SWDIO to DAP-Link.
76 76  
77 77  * Connection method：
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87 87  [[image:image-20220527084505-6.png]]
88 88  
89 89  
90 -
91 91  == 3.2 Install PSoCProgrammer 3.27.1 ==
92 92  
93 -
94 94  (((
95 95  Download Link: [[PSoCProgrammer3.27.1>>url:https://www.dragino.com/downloads/index.php?dir=tools/]]
96 96  )))
97 97  
98 98  (((
99 -And then use PSoCProgrammer to upgrade the firmware ( (% style="color:red" %)**must use this version: PSoCProgrammer3.27.1** (%%))
87 +And then use PSoCProgrammer to upgrade the firmware (must use this version: PSoCProgrammer3.27.1)
100 100  )))
101 101  
102 -[[image:image-20220527084537-7.png]]
90 +[[image:https://wiki.dragino.com/images/0/0f/Ppp1.png||alt="Ppp1.png" height="68" width="318"]]
103 103  
104 104  
105 105  == 3.3 Download Sensor Firmware ==
106 106  
95 +Downlink sensor firmware to prepare the update
107 107  
108 -Downlink sensor firmware to prepare the update.
109 109  
110 -
111 111  == 3.4 Upgrade Firmware ==
112 112  
113 -
114 114  Open PSOC Programmer, select the default configuration, no need to modify
115 115  
116 -[[image:image-20220527084612-8.png]]
102 +[[image:https://wiki.dragino.com/images/thumb/9/94/Ppp10.png/600px-Ppp10.png||alt="Ppp10.png" height="198" width="600"]]
117 117  
118 -
119 119  Click the file icon to select the software to be burned：
120 120  
121 -[[image:image-20220527084705-9.png]]
106 +[[image:https://wiki.dragino.com/images/thumb/d/d0/Ppp11.png/600px-Ppp11.png||alt="Ppp11.png" height="218" width="600"]]
122 122  
108 +[[image:https://wiki.dragino.com/images/thumb/e/ec/Ppp12.png/600px-Ppp12.png||alt="Ppp12.png" height="265" width="600"]]
123 123  
124 -[[image:image-20220527084739-10.png||height="453" width="1034"]]
125 125  
126 -
127 -
128 128  (((
129 129  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.
130 130  )))
131 131  
132 -[[image:image-20220527084831-11.png]]
115 +[[image:https://wiki.dragino.com/images/thumb/e/e2/Ppp13.png/600px-Ppp13.png||alt="Ppp13.png" height="337" width="600"]]
133 133  
117 +[[image:https://wiki.dragino.com/images/thumb/6/6f/Ppp14.png/600px-Ppp14.png||alt="Ppp14.png" height="338" width="600"]]
134 134  
135 -[[image:image-20220527084907-12.png]]
136 -
137 -
138 138  (((
139 -(% 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.**
120 +It is very important to press the reset button after the upgrade., this is to set the device to work in Low Power mode
140 140  )))
141 141  
142 142  (((
143 -(% 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.**
124 +*If you change different LoRa Frequency Bands/Region, you need using AT+FDR command to restore factory data after program success
144 144  )))
145 145  
146 -
147 147  = 4. Trouble Shooting =
148 148  
149 149  == 4.1 Unable to detect upgrade ==
150 150  
151 -
152 152  * Try to shot the bootloader pin to GND and reset the device. So the device will runs in bootloader mode.
153 -
154 -* Or use (% style="color:blue" %)**AT+IREBOOT=7**(%%) to set the device to work in bootloader mode.
132 +* Or use AT+IREBOOT=7 to set the device to work in bootloader mode.
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