STM32 MCUs Products

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STM32L053R8 IWDG freeze in stop mode

Posted on October 25, 2016 at 15:24Hi,I've implemented the IWDG for STM32L053R8 board and want to know if IWDG can be freezed in Low power STOP mode? I tried programming Flash option bit register, user configuration bit but still see IWDG resetting ...

STM32F417 UNALIGNED ACCESS

Posted on December 19, 2016 at 10:19HelloPeriodically, the program enters the HardFault_Handler. In the register HFSR set bit FORCED and in UFSR register set UNALIGNED.The project uses STM32F417, FreeRtos, LWIP. In most cases, the error in the stack...

ADC configurations for measuring battery voltage

Posted on December 16, 2016 at 10:07Hello Everyone.I would like to infrom you that I am trying to measure battery voltage which is connected to ADC12_IN4 pin of stm32f103c8t6 microcontroller with ADC.I wrote proper code for configurations and readin...

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pm_brk_pm by Associate II
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how i can synchronize two or more board ?

Posted on December 16, 2016 at 05:30Since I want to send data from two board to a single device which will receive data from this two board and start its processing.so how I can send this data simultaneously to another device . 

STM32F334 24MHz+ PWM not stable

Posted on December 14, 2016 at 21:20I am having trouble getting a stable PWM of greater than 24MHz on the STM32F334 discovery board. Below are the configurations I have:8MHz external OscillatorSYSCLK = 72MHz (PLLMUL * 8MHz, PLLMULL = 9)HRTIM source ...

previn by Associate II
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  • 5 replies
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USART1 RX + DMA - stm32f030 issue

Posted on December 19, 2016 at 02:47Hello,I have an issue using the UART RX with DMA on my stm32f030k6t6...The microcontroller reacts exactly like the DMA was not correctly initialized.I'm using USART1 at PA10 (RX), and DMA1 channel 3. Here is the c...

thomas23 by Associate II
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Does STM32F446 not have full-duplex I2S?

Posted on December 02, 2016 at 04:43Hello, I am designing a project using STM32F446, hoping to get more performance than STM32F401/411.After some research and trial and error, it looks like this MCU does not support full duplex I2S. I could not find...

switch from X-NUCLEO-IDB04A1 to X-NUCLEO-IDB05A1

Posted on December 12, 2016 at 17:03HiYou recommand to switch on the board X-NUCLEO-IDB05A1 but i have the X-NUCEO-IDB04A1.You can see on my previous posts, i'm working for a package for the stm32f746g-disco.I'll be in holliday at the end of the wee...

3 Phase pwm dutycycle with DMA issue

Posted on December 17, 2016 at 11:18Hello,i am working on a school project regarding 3 phase motor control. I have a nucleo32 board with a stm32f410 deviceThe ideea is to generate a lookup table for the dutycycle values, and transfer them to the CCR...

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Bogdan by Senior
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Connecting to STM32f0 with ST-Link Utility (SWD)

Posted on January 21, 2014 at 10:36I'm having some troubles connecting an ST-Link to a STM32f0 microcontroller. Did is what i did/tried: Soldering STM32f051 (LQFP48) to DIP adaptorVBAT, VDDA, 2x VDD to +3,6VVSSA, 2x VSS to GNDBOOT0 to GNDNRST with...

r23 by Associate II
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  • 6 replies
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