Changes for page Firmware Upgrade Instruction for STM32 base products
Last modified by Bei Jinggeng on 2024/02/02 11:51
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... ... @@ -35,6 +35,8 @@ 35 35 |(% style="width:284px" %)[[LTC2>>url:https://www.dragino.com/products/temperature-humidity-sensor/item/170-ltc2.html]]|(% style="width:409px" %)×|(% style="width:204px" %)[[Hardware Connect Photo>>||anchor="H4.1.5LTC2"]] 36 36 37 37 38 + 39 + 38 38 = 3. UART Upgrade Guide = 39 39 40 40 == 3.1 Hardware Connection == ... ... @@ -93,7 +93,7 @@ 93 93 (% style="color:blue" %)**Step 4: **(%%)Set The device into (% style="color:#037691" %)**ISP Mode**(%%). Then Press the (% style="color:#037691" %)**Reset Button**(%%), In the Flash tool, click next and the tool will detect the board type. 94 94 95 95 96 -(% style="color:red" %)**Note:** ** 98 +(% style="color:red" %)**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.** 97 97 98 98 99 99 ))) ... ... @@ -146,7 +146,6 @@ 146 146 147 147 148 148 149 - 150 150 == 3.4 Flash Loader ~-~- Unable to Load data from this file == 151 151 152 152 ... ... @@ -202,7 +202,6 @@ 202 202 203 203 204 204 205 - 206 206 === 4.1.3 LAQ4 ST-Link v2 Connection === 207 207 208 208 ... ... @@ -230,7 +230,6 @@ 230 230 231 231 232 232 233 - 234 234 === 4.1.5 LTC2 === 235 235 236 236 ... ... @@ -248,7 +248,6 @@ 248 248 249 249 250 250 251 - 252 252 == 4.2 ST-Link Upgrade Guide == 253 253 254 254 ... ... @@ -271,13 +271,16 @@ 271 271 * 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. 272 272 * 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. 273 273 272 + 273 + 274 274 [[image:image-20220526175243-19.png]] 275 275 276 276 Click Global Icon 277 277 278 278 279 -(% style="color:blue" %)**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 279 +(% style="color:blue" %)**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. 280 280 281 + 281 281 [[image:image-20220526175307-20.png]] 282 282 283 283 Do not click OK, click Cancel ... ... @@ -301,7 +301,6 @@ 301 301 1. Make sure see the LED blink on the ST-Link and release the reset button during blinking. 302 302 303 303 304 - 305 305 (% style="color:#4f81bd" %)**Possible Issue 2:** 306 306 307 307 1. There are different version ST-Link v2. The white one as below is the most stable and recommended one. ... ... @@ -308,7 +308,6 @@ 308 308 1. The white version ST-Link v2 such as below photo has different hardware version. The original one doesn’t have 3.3v on pin 1/2 and the clone one has 3.3v on pin 1/2. User has to short pin19 (VDD 3.3v) and pin 1/2 (TVCC) for the original one so pin 1/2 has 3.3v power. Otherwise, the original one might have problem to upload firmware to End Node. 309 309 310 310 311 - 312 312 [[image:image-20220526175418-21.png]] 313 313 314 314 ST-Link upload issue ... ... @@ -319,7 +319,6 @@ 319 319 1. The ST-Link adapter has issue in the RESET pin. this happens for the LHT65 model where the update request use the reset pin of ST-Link.We see this issue happen in below ST-LINK. 320 320 321 321 322 - 323 323 [[image:image-20220526175708-22.png]] 324 324 325 325 (((