STM32 MCUs products

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Systick, NVIC and how it can go all pear shaped...

Posted on July 12, 2012 at 13:10Hi, hope someone can help with a little problem I have uncovered in my application. I am using an STM32F103C8 in a small, custom board. I am not using any library code from any source. I am using the SYSTICK counter a...

FatFS SPI and 8Gb SD card ?

Posted on January 24, 2016 at 09:48 Guys, Can I use 8Gb SDcard with FATFs? it's formatted FAT32 Here's the debug message from UART....it seemed that it's initialized properly but can not read the file system... . à...

STM32F746G-DISCO

Posted on January 14, 2016 at 10:11Hello, I'm using STM32F746G-DISCO Audio Record and Playback example. In loopback mode I want to apply an echo effect to the input buffer before sending it to the output. The code is as follows: int main(void) {   ...

avram by Associate
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STM32L476 RTC initialization problem

Posted on January 25, 2016 at 08:27Hi, I am using STM32L476 controller. When I am trying to initialize internal RTC with LSI clock using ST example code, it is returning timeout. When I debugged the code I observed it is in RTC_EnterInitMode() fun...

vijji by Associate II
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Xtal Selection.

Posted on January 25, 2016 at 02:07Hi. I have been looking over some of ST's EVAL board, and the one thing I notice is that all of the ones I've looked at ie STM3210x_EVAL,STM32100x_EVAL, and the Nucleo evals, all use a quarts xtal in a through hole...

mbmail4 by Associate II
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STM32F4 Counter Time Difference on 2 Signals?

Posted on January 24, 2016 at 21:51Objective: To measure the time difference between 2 different analog signals that have been buffered into a square wave by a Schmitt trigger. Frequencies < 1KHz. What functions/features of the timer capture system...

MASS Storage DATA flow

Posted on January 24, 2016 at 19:04Dear Community,while experimenting with CLIVES SDcard to USB example [1] I checked the dataflow inside the function: int8_t STORAGE_Read to understand what data are necessary to make a mass storage device (e.g. fro...

jogerh by Associate II
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How Secure Is Level 1 Read Out Protection?

Posted on January 14, 2016 at 19:50I have a product I've developed that I'd like to protect from reading the code. So I want to understand just how ''unbreakable'' the Level 1 read out is on an STM32F4 processor? Thanks... #stm32f4-read-out-prote...