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STM32F030CCT crashes when AHB prescaler is 8 or higher

Posted on May 04, 2018 at 20:36When trying to set up RCC as the following using Cube, the microcontroller seems to crash.      RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV8;  I checked that the RCC_SYSCKL_DIV8 macros (and higher options) actuall...

Single bulk memory copy (instead of memcpy)

Posted on May 04, 2018 at 15:24We are using STM32-767ZI and copying a small array into a memory area which is mapped to an external FPGA.Looking for how to make the copy in a single bulk operation.The options are:1. with a loop:        while(i < des...

Resolved! Capacitive touch sensing for STMF103

Posted on January 12, 2018 at 12:46Hello,I am trying to implement a long 1D capacitive touch slide sensor or around 7 or more separate capacitive touch buttons using STM32F103. I read that the touch sense library is not available for F103. Is this c...

STM32F7 HAL DMA cache coherence and DTCM RAM differentiation

Posted on October 20, 2015 at 18:18Hello Community! I would like to know how, where, and on what conditions the DMA safety is ensured in STM32F7 HAL drivers and how DTCM is considered in them. I've generated a Cube-Project with freeRTOS for SystemsW...

i23 by Associate II
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ST Link Utility cannot detect target

Posted on May 04, 2018 at 17:04Hi everybody,I'm currently struggling with flashing a binary file to a custom board including Murata LoRa module (type ABZ) which includes a STM32L0.Indeed, I have a ST Link, I connect it to the board using SWD with th...

bug report for stm32cubemx 4.25.0

Posted on March 20, 2018 at 08:47when use the stm32f103xx MCU  RTC module with HAL lib, the rtc init code generated with ll lib function.the steps to replay the issue.1) select MCU as stm32f103rct6;2)check 'Generate peripheral initialization as a pa...

Bruno Hu by Associate II
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STM32F7 DTCM, DMA cache

Posted on June 27, 2017 at 04:50Hi, I am working on a 26x10 RGB LED matrix connected to a STM32F746 through SPI.The data is located inside the DTCM memory (0x200003E0 address to be precise) and sent through DMA to the shift registers. It all works a...

S A by Associate II
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