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Xiaoling 1.11 1 (% class="wikigeneratedid" %)
Xiaoling 14.2 2 **~ Table of Contents:**
Xiaoling 1.11 3
4 {{toc/}}
5
6
Xiaoling 1.2 7 = 1. Introduction =
Xiaoling 1.1 8
Xiaoling 14.2 9
Xiaoling 1.2 10 This article shows the firmware upgrade method and troubleshooting for the below models Dragino sensors.
Xiaoling 1.1 11
Xiaoling 3.2 12
Xiaoling 1.2 13 = 2. Model and Connection =
Xiaoling 1.1 14
Xiaoling 1.2 15 == 2.1 LDS01/LWL01 ==
Xiaoling 1.1 16
Xiaoling 14.2 17
Xiaoling 1.2 18 [[Firmware Location>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LDS01/Firmware/]]
Xiaoling 1.1 19
Xiaoling 14.2 20
Xiaoling 1.12 21 (((
Xiaoling 1.2 22 Pin Mapping:
Xiaoling 1.12 23 )))
Xiaoling 1.1 24
Xiaoling 6.2 25 [[image:image-20220527083845-1.png||height="473" width="915"]]
Xiaoling 1.1 26
Xiaoling 1.2 27 LDS01/LWL01 Pin Mapping
Xiaoling 1.1 28
Xiaoling 3.2 29
Xiaoling 15.2 30 **DAP-Link Connection:**
Xiaoling 1.1 31
Xiaoling 3.2 32 [[image:image-20220527083959-2.png]]
Xiaoling 1.1 33
Xiaoling 1.2 34 Connect DAP-Link
Xiaoling 1.1 35
Xiaoling 15.2 36
Xiaoling 1.2 37 == 2.2 LDS02/LWL02 ==
Xiaoling 1.1 38
Xiaoling 14.2 39
Xiaoling 16.3 40 [[Firmware Location(same as LDS01)>>https://www.dropbox.com/sh/9j35mnsxnz0y3ye/AACj5gHGOURGEHCpj-E861Mua?dl=0]]
Xiaoling 1.1 41
Xiaoling 14.2 42
Xiaoling 1.12 43 (((
Xiaoling 1.2 44 Pin Mapping:
Xiaoling 1.12 45 )))
Xiaoling 1.1 46
Xiaoling 6.2 47 [[image:image-20220527084041-3.png||height="378" width="907"]]
Xiaoling 1.1 48
Xiaoling 1.2 49
50
Xiaoling 14.2 51
Edwin Chen 17.1 52 **LDS02/LDS02 v2.0 Pin Mapping**
53
54 Connector Type: 2.0mm pitch, 2 x 3
55
Xiaoling 6.2 56 [[image:image-20220527084230-4.png]]
57
Xiaoling 1.2 58 LDS02/LDS02 v2.2 Pin Mapping
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60
Mengting Qiu 18.1 61 == 2.3 LHT52/PB01 ==
Xiaoling 1.2 62
Xiaoling 14.2 63
Xiaoling 16.3 64 [[Firmware Location>>https://www.dropbox.com/sh/ayxhuf5dihtfu6c/AABRe_suu54EdTSFZIbD7t-ea?dl=0]]
Xiaoling 1.2 65
Xiaoling 6.2 66 [[image:image-20220527084401-5.png]]
Xiaoling 1.2 67
68 LHT52 Pin Mapping
69
70 = 3. How to Upgrade =
71
72 == 3.1 Use DAP-Link and Connect to the Device as above photos ==
73
Xiaoling 14.2 74
Xiaoling 1.2 75 We need to connect VDD,GND,SWCLK,SWDIO to DAP-Link.
76
77 * Connection method:
78
79 * GND-GND,
80
81 * VDD-3.3V,
82
83 * SWCLK-CLK,
84
85 * SWDIO-SWD
86
Xiaoling 7.2 87 [[image:image-20220527084505-6.png]]
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89
Xiaoling 15.2 90
Xiaoling 1.2 91 == 3.2 Install PSoCProgrammer 3.27.1 ==
92
Xiaoling 14.2 93
Xiaoling 1.11 94 (((
Xiaoling 1.2 95 Download Link: [[PSoCProgrammer3.27.1>>url:https://www.dragino.com/downloads/index.php?dir=tools/]]
Xiaoling 1.11 96 )))
Xiaoling 1.2 97
Xiaoling 1.11 98 (((
Edwin Chen 17.1 99 And then use PSoCProgrammer to upgrade the firmware ( (% style="color:red" %)**must use this version: PSoCProgrammer3.27.1** (%%))
Xiaoling 1.11 100 )))
Xiaoling 1.2 101
Xiaoling 12.2 102 [[image:image-20220527084537-7.png]]
Xiaoling 1.2 103
104
105 == 3.3 Download Sensor Firmware ==
106
Xiaoling 14.2 107
Xiaoling 16.3 108 Downlink sensor firmware to prepare the update.
Xiaoling 1.2 109
110
111 == 3.4 Upgrade Firmware ==
112
Xiaoling 14.2 113
Xiaoling 1.2 114 Open PSOC Programmer, select the default configuration, no need to modify
115
Xiaoling 12.2 116 [[image:image-20220527084612-8.png]]
Xiaoling 1.2 117
Xiaoling 12.2 118
Xiaoling 1.2 119 Click the file icon to select the software to be burned:
120
Xiaoling 12.2 121 [[image:image-20220527084705-9.png]]
Xiaoling 1.2 122
123
Xiaoling 12.2 124 [[image:image-20220527084739-10.png||height="453" width="1034"]]
Xiaoling 1.2 125
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Xiaoling 14.2 127
Xiaoling 1.10 128 (((
Xiaoling 1.2 129 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.
Xiaoling 1.10 130 )))
Xiaoling 1.2 131
Xiaoling 12.2 132 [[image:image-20220527084831-11.png]]
Xiaoling 1.2 133
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Xiaoling 13.2 135 [[image:image-20220527084907-12.png]]
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Xiaoling 16.3 137
Xiaoling 1.9 138 (((
Xiaoling 16.3 139 (% 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.**
Xiaoling 1.9 140 )))
Xiaoling 1.2 141
Xiaoling 1.9 142 (((
Xiaoling 16.3 143 (% 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.**
Xiaoling 16.2 144 )))
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Xiaoling 15.2 146
Xiaoling 1.2 147 = 4. Trouble Shooting =
148
149 == 4.1 Unable to detect upgrade ==
150
Xiaoling 14.2 151
Xiaoling 1.2 152 * Try to shot the bootloader pin to GND and reset the device. So the device will runs in bootloader mode.
Xiaoling 16.2 153
Xiaoling 16.3 154 * Or use (% style="color:blue" %)**AT+IREBOOT=7**(%%) to set the device to work in bootloader mode.
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