STM32 MCUs products

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ADC after RST pin stm32

Posted on June 06, 2017 at 17:38Hi, I have a problem with the adc. I want to get the voltage of the STM.At the start up of my program I want to get the voltage of the STM. So I init the internal ADC and get VREFINT. I have the good value whit my cal...

STM32L475 Internal Flash driver write issue

Posted on May 09, 2017 at 15:02We are working on STM32L475 Internal Flash driver and we are facing one issue and to solve that issue i need below clarification.Is it possible to program any Flash location twice without erase?. lets say there is one ...


Posted on June 07, 2017 at 08:59Is it possible with a STM32 device, to use at the same time as a HID device and CDC device.

Resolved! STM32F405RGT6V: what does the V mean?

Posted on May 11, 2017 at 14:03Hi,I've been using STM32F405R processors on my boards for a while. I once figured out what the numbers and letters after the R mean, but they were not of any importance to me. (I have plenty with 512Mb flash). This tim...

STM32L162 (UM1813) - FMEDA document sought

Posted on June 06, 2017 at 06:33We are using an STM32L1 series microcontroller (specifically the STM32L162). User manual UM1813 states that the FMEDA (Failure Mode Effects Diagnostic Analysis) is available from STM on request but STM says it cannot ...

Receiving wrong characters in Transmit buffer

Posted on June 07, 2017 at 01:33Hi,I am using a STM32F030 Nucleo-64 and my requirement is to Transmit and Receive 10 characters in non-blocking mode. And am using Docklight to send characters into my Receive Buffer and in my program i have assigned ...

Resolved! Initialization of ETH->MACMIIAR

Posted on June 06, 2017 at 18:20Device: STM32F437In file  stm32f4x7_eth.c on line 333 there is the statement:    tmpreg = ETH->MACMIIAR;However, nowhere do I find an initialization of this value before this access. And checking the value after break...

John Hite by Associate III
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Resolved! another bit band question

Posted on February 20, 2017 at 20:08hey everyone,i was using stm32f103 and i was doing a bit-band on gpioa. Now i'm trying on cortex-m4 stm32L432 with no luck. Something changed in L4? Has onyone used bigbanding on gpioa @ stm32l4?thanks in advance#...

John Doe1 by Associate III
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STM32F103RBT6 GPIO Interrupt

Posted on May 11, 2017 at 09:19Hello, I've designed my project using STM32F103RBT6. I've connected two switches to PC10 and PA10. Now I need external interrupt on both the swithes, but using cubeMX I'm able to set external interrupt to only one of t...