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...

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Need help to get started with bootloader program

Posted on June 29, 2016 at 19:11I've read a few documentations from STMicro but still not sure what the actual steps to do a proper bootloading.  Here is what I understand so far.1. First the bootloader firmware is already on the uC so I don't have ...

Vu.Andy by Associate III
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Question on USART interrupt and when it occurs

Posted on July 01, 2016 at 20:26For example, if I call the function HAL_UART_Receive_IT() with a buffer size of 16. When will the interrupt be triggered? Is it when all 16 bytes are filled up?  Or when the Usart finished received all the data? Will ...

Vu.Andy by Associate III
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Internal Clocking and Sample Rate on STM32F4 ADC

Posted on July 01, 2016 at 18:59Hi, I was wondering how the built in ADC on the STM32F4 was clocked, and how I could go about checking it's clock frequency. I know that the sample rate is configured by dividing the clock (e.g. ADC_SampleTime_480Cyc...

epalaima by Associate II
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Problem with STM32F446FE and STM32 MAT/TARGET

Posted on June 24, 2016 at 13:26Hello everyone, I am trying to program the Nucle STM32F446FE using the STM32 MAT/TARGET and a Simulink Model, but when I build it, Simulink doen't continue with the process, blocking itself. I have downloaded the late...

julio by Associate II
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STM32 Mat/Target v4.3.0

Posted on June 30, 2016 at 12:28Hello everyone!I want to download the last version of STM32 Mat/Target (v.4.3.0), but I have only found the v4.2.0. Where can I download the latest one?Thanks! #stm32-mat-target

julio by Associate II
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CRC multithreading

Posted on July 01, 2016 at 10:45Good day. In my program i use CAN interface. I send and receive messages (consist of few CAN packs) with crc. When i receive the CAN pack i put it into buffer and when the message complete i calculate it crc.Transm...

STM32 F0 - leaving dfu mode

Posted on June 30, 2016 at 16:49Hello,I have a board with F072, BOOT 0 pin is low.When I use ''Leave DFU mode'' (Dfuse Demo 3.0.5), board left DFU mode but the application is not restarted.  Content of flash memory at address 0x00000000 and at addre...

SPI slave TX FIFO clearing....

Posted on June 30, 2016 at 16:20I have an SPI slave. The master may request data at a faster pace than I can handle in software, so I've set up DMA. I've prepared a buffer etc. Now after one transfer, I get an interrupt of the DMA having finished (i...