Last modified by Bei Jinggeng on 2024/02/02 11:51
<
From version < 5.4 >
edited by Xiaoling
on 2022/05/11 16:54
To version < 3.1 >
edited by Xiaoling
on 2022/05/11 16:37
>
Change comment: Uploaded new attachment "image-20220511163746-2.png", version {1}

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23 23  |(% style="width:444px" %)[[RS485-BL>>url:https://www.dragino.com/products/lora-lorawan-end-node/item/167-rs485-bl.html]], LDDS75,[[LLDS12>>url:https://www.dragino.com/products/distance-level-sensor/item/185-llds12.html]],LDDS20,[[LSE01>>https://www.dragino.com/products/agriculture-weather-station/item/159-lse01.html]],WSC1-L,GroPoint Air|(% style="width:239px" %)[[Hardware Connection Photo>>url:https://wiki.dragino.com/index.php/Firmware_Upgrade_Trouble_Shooting#RS485-BL.2FLDDS75.2FLDDS20.2FLSE01]]|(% style="width:204px" %)[[Hardware Connect Photo>>url:https://wiki.dragino.com/index.php/Firmware_Upgrade_Instruction_for_STM32_base_products#RS485-BL.2FLDDS75.2FLDDS20.2FLSE01_2]]
24 24  |(% style="width:444px" %)[[LTC2>>url:https://www.dragino.com/products/temperature-humidity-sensor/item/170-ltc2.html]]|(% style="width:239px" %)×|(% style="width:204px" %)[[Hardware Connect Photo>>url:https://wiki.dragino.com/index.php/Firmware_Upgrade_Instruction_for_STM32_base_products#LTC2]]
25 25  
26 +
26 26  = 3. UART Upgrade Guide =
27 27  
28 28  == 3.1 Hardware Connection ==
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29 29  
30 30  === 3.1.1 LSN50 v1 ===
31 31  
32 -[[image:image-20220511163746-2.png||height="322" width="433"]]
33 +[[File:STM32 UART Upgrade 1.png>>url:https://wiki.dragino.com/index.php?title=Special:Upload&wpDestFile=STM32_UART_Upgrade_1.png]]
33 33  
34 34  Connection for LSN50 v1
35 35  
36 36  === 3.1.2 LSN50 v2/LSN50v2-D22/LSN50v2-D23 ===
37 37  
38 -[[image:https://wiki.dragino.com/images/thumb/f/f8/STM32_UART_Upgrade_2.png/600px-STM32_UART_Upgrade_2.png||height="267" width="551"]]
39 +[[image:https://wiki.dragino.com/images/thumb/f/f8/STM32_UART_Upgrade_2.png/600px-STM32_UART_Upgrade_2.png||height="291" width="600"]]
39 39  
40 40  Connection for LSN50 Type V2
41 41  
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53 53  * Put Switch SW1 to ISP position
54 54  * Connect JP2 jumper (Yellow one), so device is power on.
55 55  
57 +
56 56  == 3.2 Upgrade Steps ==
57 57  
58 -(((
59 59  Step 1: Download [[Flash Loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]].
60 -)))
61 61  
62 -(((
63 63  Step 2: Download the Image files, which can be found in the product user manual.
64 -)))
65 65  
66 -(((
67 67  Step 3: Open Flashloader; choose the correct COM port to update, Please notice that the serial setting must follow below photos.
68 -)))
69 69  
70 -(((
71 71  Step 4: Set The device into **ISP Mode**. Then Press the **Reset Button**, In the Flash tool, click next and the tool will detect the board type.
72 -)))
73 73  
74 -(% class="box warningmessage" %)
75 -(((
76 -**Note:** ISP Mode can be a switch or a button, depends on the product. The device only need to be in ISP mode when press the reset button for UART Upgrade. So if the device is of a button type ISP mode, user can release the ISP button after press the reset button.
77 -)))
68 +Note: ISP Mode can be a switch or a button, depends on the product. The device only need to be in ISP mode when press the reset button for UART Upgrade. So if the device is of a button type ISP mode, user can release the ISP button after press the reset button.
78 78  
79 79  [[image:https://wiki.dragino.com/images/thumb/0/0e/STM32_UART_Upgrade_3.png/600px-STM32_UART_Upgrade_3.png||height="361" width="600"]]
80 80  
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88 88  
89 89  UART Upgrade
90 90  
91 -(((
92 92  Step 5: For switch type ISP Mode, After upgrade,please remember to switch back to Flash mode and press RESET Button to run the firmware.
93 -)))
94 94  
95 -(((
96 96  Step 6: Always run AT+FDR after update firmware. This is to reset the device to factory settings of the new firmware.
97 -
98 -)))
99 99  
86 +
87 +\\
88 +
100 100  == 3.3 Trouble shooting ==
101 101  
102 102  === 3.3.1 General Check List ===
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103 103  
104 104  1. Double check if follow up exactly the steps as manual.
105 105  1. Check if hardware works fine:
106 -1*. check if AT command works, in both TX/RX
107 -1*. check if the device are in upgrade mode, see product manual for upgrade mode indicator.
108 -1*. check if reset button works
95 +11. check if AT command works, in both TX/RX
96 +11. check if the device are in upgrade mode, see product manual for upgrade mode indicator.
97 +11. check if reset button works
109 109  1. If you use Windows10 system. Please change the flash loader to run in Windows7 compatibility mode.
110 110  1. We see a case the FT232 USB TTL adapter has reliability issue with the PC USB chipset(Intel). In this case, even above, it still has serious reliability issue for uploading. If this happen, change a PC or change a USB to TTL adapter will solve.
111 111  
101 +
112 112  == 3.4 Flash Loader ~-~- Unable to Load data from this file ==
113 113  
114 114  [[image:https://wiki.dragino.com/images/9/96/FlashLoader-troube_1.png||height="521" width="399"]]
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115 115  
116 116  Unable to Load data from this file
117 117  
118 -(((
119 -The previous LSN50 firmware file is stored in github. If user use right click ~-~-> Save As to get the hex file. This error will happen. Now the LSN50 firmware file has been moved to [[LSN50 Firmware>>url:http://www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/Firmware/]] to avoid this happen.
120 -)))
108 +The previous LSN50 firmware file is stored in github. If user use right click ~-~-> Save As to get the hex file. This error will happen. Now the LSN50 firmware file has been moved to [[LSN5 Firmware>>url:http://www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/Firmware/]] to avoid this happen.
121 121  
122 122  == 3.5 Alternative method to flash via UART ==
123 123  
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146 146  * ST-LINK v2 SWCLK <~-~-> Dupont green pin
147 147  * ST-LINK v2 SWDIO <~-~-> Dupont white pin
148 148  
137 +
149 149  === 4.1.3 LAQ4 ST-Link v2 Connection ===
150 150  
151 151  [[image:https://wiki.dragino.com/images/thumb/0/03/STM32_STLINK_Upgrade_LAQ4.png/600px-STM32_STLINK_Upgrade_LAQ4.png||height="331" width="600"]]
... ... @@ -180,23 +180,16 @@
180 180  * ST-LINK v2 SWCLK <~-~-> LTC2 SWCLK
181 181  * ST-LINK v2 SWDIO <~-~-> LTC2 SWDIO
182 182  
172 +
183 183  == 4.2 ST-Link Upgrade Guide ==
184 184  
185 -(((
186 186  **Step 1**: Install [[ST-LINK driver>>url:https://www.stmicroelectronics.com.cn/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-utilities/stsw-link009.html]] first and then install [[ST-LINK Utility>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/stsw-link004.html]]
187 -)))
188 188  
189 -(((
190 190  **Step 2**: Download the Image files, firmware download link can be found on the product user manual.
191 -)))
192 192  
193 -(((
194 194  **Step 3**: Open ST-LINK utility, file ~-~-> open file to select the image to be upgraded.
195 -)))
196 196  
197 -(((
198 198  **Step 4**:
199 -)))
200 200  
201 201  * Case 1: If your board has the **Reset pin** connect to St-Link ((for example: LSN50v2, LHT65, LAQ4), click the blue global “settings” button on ST-LINK.
202 202  * Case 2: If your board doesn't have reset pin connect to ST-Link, but has a reset button (for example: LGT92). Keep pushing the small reset button on LGT92 and then click the blue global “settings” button on ST-Link utility.
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205 205  
206 206  Click Global Icon
207 207  
208 -(((
190 +
209 209  **Step 5**: After click the Global ICon in Step4, The led on the ST-LINK v2 adapter will now blinks, if you use hand to press the reset button , you need to release the reset button when see the LED blinks, and the ST-Link will detect the STM32 hardware as below. Click cancel to enter next step. Please check hardware connection if ST-Link v2 LED doesn't blink
210 -)))
211 211  
212 212  [[image:https://wiki.dragino.com/images/thumb/2/20/ST-LINK-troube_2.png/600px-ST-LINK-troube_2.png||height="366" width="600"]]
213 213  
214 214  Do not click OK, click Cancel
215 215  
216 -**Step 6: **Click verify/upgrade firmware. The ST-Link utility will pop up a download window. Click the start button to download the image to Device.
197 +Step 6: Click verify/upgrade firmware. The ST-Link utility will pop up a download window. Click the start button to download the image to Device.
217 217  
218 218  [[image:https://wiki.dragino.com/images/thumb/9/9a/STM32_ST-Link_Upgrade_3.png/600px-STM32_ST-Link_Upgrade_3.png||height="389" width="600"]]
219 219  
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228 228  
229 229  1. Make sure see the LED blink on the ST-Link and release the reset button during blinking.
230 230  
212 +
231 231  Possible Issue 2:
232 232  
233 233  1. There are different version ST-Link v2. The white one as below is the most stable and recommended one.
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244 244  
245 245  [[image:https://wiki.dragino.com/images/a/a3/ST-LINK-troube_4.png||height="337" width="406"]]
246 246  
247 -(((
248 248  RESET pin not function
249 -)))
250 250  
251 -(((
252 -
253 -)))
254 -
255 -(((
256 -(((
257 257  User can try to mannual reset when use this type of ST-Link, touch the reset pin to GND pin and click the global icon in the ST Utility, If the other 3 wire connection is fine, the ST-LInk adapter LED will blink. and then release the reset. The IC should be detected.
258 -)))
259 -)))
260 260  
261 -(((
262 262  For LHT65 we recommend to use the white one show in possible issue 2.
263 -)))
264 264  
265 -(((
266 266  For LGT92, if user use this type of ST-Link, please also connect the 5v to USB port of LGT92
267 -)))
268 268  
269 269  
270 270  === 4.3.2 ST-Link v2 detect the hardware but disconnect after click OK ===
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275 275  
276 276  === 4.3.3 Old ST-LINK firmware/ST-LINK already use and USB communication error ===
277 277  
278 -(((
279 279  It may be that your stlink firmware is too old.
280 -)))
281 281  
282 -(((
283 283  You can try these steps:
284 -)))
285 285  
286 -(((
287 287  You unplug the stlink, and then plug in the stlink again.
288 -)))
289 289  
290 -(((
291 291  You click ST-LINK->Firmware update.
292 -)))
293 293  
294 294  [[image:https://wiki.dragino.com/images/thumb/f/f4/Stlink22.png/600px-Stlink22.png||height="401" width="600"]]
295 295  
296 -**step1**:click Device connect.
256 +step1
297 297  
258 +click Device connect.
259 +
298 298  [[image:https://wiki.dragino.com/images/1/12/Stlink23.png||height="238" width="486"]]
299 299  
262 +step2
263 +
264 +Click yes to upgrade successfully.
265 +
300 300  [[image:https://wiki.dragino.com/images/a/a2/Stlink24.png||height="128" width="230"]]
301 301  
302 -**step2:**Click yes to upgrade successfully.
268 +step3
303 303  
304 -
270 +[[Category>>url:https://wiki.dragino.com/index.php/Special:Categories]]:
271 +
272 +* [[Pages with broken file links>>url:https://wiki.dragino.com/index.php?title=Category:Pages_with_broken_file_links&action=edit&redlink=1]]

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