STM32 MCUs products

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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...


Starting STM32 USB project

Posted on September 21, 2016 at 18:14I'm about to start a USB project. New to me with STM. I am using an STM32L476RG on a Nucleo board. (Yes we're cheap). I see LOTS of opportunity for myself. Lots of GOOD and LOTS of UNKNOWN. The LOTS of UNKNOWN c...

Loop in USB_IRQHandler if unplugged

Posted on August 29, 2016 at 22:49Hi, I'm using the USB port in CDC with STM32F072 device. I'm using the F0 STM32Cube package version 1.5.0 At power up, if the device in not USB connected to a host, it goes in infinite loop in the USB_IRQHandler fun...

Character Match in UART setting problem

Posted on November 30, 2016 at 19:45Hi,I am trying to set a character match interrupt on Uart2 of stm32L4 (discovery board).all things work fine but it just seems to have a bug, in page 1229 of STM32L4X6 datasheet it is written:''This bit field can ...

Resolved! Dead Time Configuration in STM32F4 Discovery

Posted on December 01, 2016 at 05:00Hello Sir, i want to ask how to add 390ns or 0.39us for dead time ?My systemclock = 64 MHzMy AHB Prescaler = 4so my HCLK = 16 MHzand because of APB1 Prescaler = 1then my APB1 peripheral clocks = 16 MHzSo, what num...

FLASH_pageErase on stm32F030X8

Posted on November 17, 2016 at 10:35Hello everybody,I'm actually working on a bootloader on an STM32F030X8 board. The programme already work's on a L100RC and an F303RE.My bootloader starts at 0X08000000 ans my user app starts at 0X0800FA00.I need t...

v2399 by Associate
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scanf trouble with cubemx

Posted on November 21, 2016 at 11:25Hello, trying to make scanf work on stm32f4-discovery with cubemx software and GCC. I created the syscalls.c function _read using the HAL_UART_Receive_IT() function. This works fine when used with the (unistd) rea...

Sietse by Associate III
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Dimmer 4ch

Posted on November 12, 2016 at 15:57I would like to drive 4ch dimmer triac with input sync zero crossing. I want to use the timer device of stm32. How I do initialize the timer for drive 4 ch triac with input trigger sync zero crossing?