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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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ADC1 IN0 and ADC2 IN0 are on the same pin? F407VGTx

Posted on October 20, 2016 at 23:42I tried to assign a different pin for both but could not. I thought that they would be in separate pins automatically. CPU is STM32F407VGT* and the Cube is 4.17.0. Library is current version 1.13.1

LMI2 by Lead
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Bug of MCO Pin configuration by CubeMX

Posted on October 14, 2016 at 09:43Dear STMicro staff,I found a bug in CubeMX, so I want you to fix this bug.Device : STM32F429IEHx Peripheral : Master Clock OutputIn HAL_RCC_MCOConfig(), MCO pin's speed is set in GPIO_SPEED_FREQ_VERY_HIGH. But afte...

SPDIFRX interface error interrupt problem

Posted on October 16, 2016 at 21:27I'm trying to use SPDIFRX interface however, I've found that SPDIFRX_IT_IFEIE can be enabled but there is no IFCR bit to clear it after trigger! Anybody knows how to clear this interrupt without SPDIFRX_IT_IFEIE bi...

Nixz by Associate III
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STM32L4 USB Not Triggering Interrupt On Disconnect

Posted on October 21, 2016 at 16:10Using an STM32L4 processor, I am trying to detect a USB connect and disconnect within the interrupt handler, however I only trigger the interrupt when I plug in a USB and not when I disconnect it. I have VBUS (5V) ...

jacob2 by Associate II
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STM32L152 issue erasing EEPROM

Posted on October 20, 2016 at 11:13Hi,I have the following routine for writing to EEPROM which checks whether the data to be written matches the current EEPROM contents. If there is no match, the EEPROM contents are erased and the new data is writte...

s0071904 by Associate II
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STM32F746xx lazy context saving

Posted on July 02, 2016 at 06:57I adapting their suffering under the new axis of the core, and I am having difficulties.STM32F7xx series differs from series STM32F3-4 advanced floating point register set (s0-s31). This is automatically saved Jr. set...

changing microcontroller type in STM32CubeMX

Posted on October 21, 2016 at 11:57Is it possible to change in the STM32CubeMX project the microcontroller type, keeping  all settings: pinout, etc.? For example, I have a proven project for the STM32F746 (single precision floating), which I need to...

var2 by Associate III
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  • 1 replies
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stm32f4 to stm32f103

Posted on October 21, 2016 at 10:06i have stm32f407 discovery board and the  stm32f407 is damage but i have stm32f103vct6 100pin chip can i replace  stm32f407  by  stm32f103vct6 ????? i know there is pin different can i solve it ?  

elec_st by Associate III
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the way in which I2C registers work

Posted on October 21, 2016 at 04:17Could anyone please explain how the STM32 determines the values of TxE, ADDR registers? I'm learning I2C controller of STM32F429 and HAL library. But I couldn't understand the descriptions in reference manual. 1. T...

M. Jeong by Associate II
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