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New possibilities for the ultra-low power segment!

STM32U0 is the first Cortex-M0+ with a static consumption of only 160 nA in standby mode with RTC (Real-Time Clock) and 16 nA in shutdown. It also achieves 118 points in CoreMark and targets SESIP level 3 and PSA level 1 focusing on firmware code pro...

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STM32F4 Discovery Audio example problem

Posted on April 18, 2015 at 12:44Hi, I am trying to run the Audio playback and recording example from the firmware and drivers download package for the STM32F4 discovery. I want to use the audio file stored in the mcus internal flash, and have uncom...

a105035x by Associate II
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ST link and Keil MDK ARM ?

Posted on April 18, 2015 at 12:30Guys, Why can't I use STlink with Keil MDK ARM ? It's detected from Keil and I can use with ST Link utility .. Any clues ? Thanks

RTC WakeUp Timer interrupt STM32L100

Posted on April 15, 2015 at 20:34 Hi, I have a problem with interrupt of WakeUp Timer. Never set flag for WakeUp interrupt. WakeUp timer is on EXTI EXTI of interrupt is set for rising edge and and line Can you help me? Thanks a lo...

chiptron by Associate II
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STM32F030C6 access GPIOD fail, why?

Posted on April 15, 2015 at 16:35During init phase of my program I init all GPIO (A, B, C, D & F) register of STM32F030C6  with some default value. And during access to GPIOD on 0x48000C00 I get exception. If I disable GPIOD everything work as expec...

yuriy by Associate II
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Can not open on MDK Keil ???

Posted on April 17, 2015 at 21:31Hi Guys, I tried to generate code for Keil from CubeMX? But why can't I open it on Keil ? My Keil version is 4.14.... And why can't I use ST link from Keil ? I can access it via ST link Utility ?? Thanks

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NUCLEO-F411RE: Buying from South Africa

Posted on April 17, 2015 at 08:22Hello everyone,I am from South Africa and would like to get my feet wet (so to speak) with the STM32 MCUs. I want to buy the NUCLEO-F411RE board online directly from ST. I was wonder if there are any fellow South Afr...

UART_DMA from STM32F3Cube

Posted on April 17, 2015 at 18:28Hello! This HAL_driver setting n functions look a bit different from the old Std_Periph_Driver... The project works fine, but as I tried to set multiple UART, I failed. Does the structure of DMA needs to be redefine...

chenping by Associate II
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STM32F429I LTDC SDRAM and screen jitter/flicker

Posted on April 17, 2015 at 15:34 Hi folks, We are experiencing screen flicker (jitter?) with a setup consisting of an STM32F429I with external SDRAM frame buffer (part similar or identical to what is on the STM32F429I-DISCO board) and an ext...

hbarta2 by Associate III
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M0 GPIO with DMA max speed ?

Posted on April 16, 2015 at 14:46Hi, I'm using an stm32f072 part, trying to toggle 8 GPIO pins with DMA from memory. The DMA is plugged to a Timer (2) update event which has 48MHz using HSI48 (no crystal for now). I have two issues currently : - HS...

How do I perform this function shorter ?

Posted on April 17, 2015 at 12:43 unsigned long a;     void assign(unsigned int a1,unsigned int a2)        {                    if (a2==1)     a =1;          if (a2==2)     a =2;          if (a2==4)     a =4;          if (a2==8)     a =8;          ...

kemal by Associate II
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