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...


Problem SPI STM32F405 for TLC5971

Posted on August 31, 2017 at 21:12Hi everyone,I'm trying to program a, with the SPI1 of STM32f405. Unfortunatly the PWM of the not working. It is a LED driverI have checked the inpu...

ignasi by Associate II
  • 5 replies
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'OCx fast' in One-pulse mode

Posted on August 31, 2017 at 10:58I'm using STM32F429x. I'm confused by the 'OCx fast' setting when using the 'One-pulse mode' of the timer. In DM00031020 section 17.3.15, it states:In One-pulse mode, the edge detection on TIx input set the CEN bit ...

diverger by Associate III
  • 7 replies
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STM32L433R : unable to find __iar_program_start

Posted on September 01, 2017 at 07:35Hi,I am trying to figure out the initialization sequence for STM32L433R. In startup_stm32l433xx.s: i see that the vector table  first initializes the current stack pointer.After that it runs Reset_Handler. The Re...

hardik by Associate II
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STM32L475 SPI Behaviour

Posted on September 01, 2017 at 11:26Hello,In the new design I'm working with, the STM32L475 device uses SPI interface in order to communicate with a transceiver. This transceiver is used in other designs without problems and it must act as SPI-mast...

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Resolved! Where can I find specification of STM32F429I-DISC1?

Posted on September 01, 2017 at 04:23Hi,I'd like to buy STM32F429I-DISC1 kit for study. but I can't find STM32F429I-DISC1's specification what I mean is such a memory map and detail connectives information with memory map. How do I get STM32F429I-DI...

Problem when transfering Data between 2 UART Ports

Posted on September 01, 2017 at 05:07Hi,im try to transfer Data through 2 UART ports. but the problem is only the first element of the Data model is like this. sent [50 1 1 52]or[50 2 2 52] through USART1 and receive it from USART3.Both ...