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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can't escape while loop in SystemClock_Config();

Posted on June 14, 2018 at 09:35So i noticed something interesting. When setting up a project with cube or looking at a ST example for USB host the Config for system clock is like this.RCC_OscInitTypeDef RCC_OscInitStruct;RCC_ClkInitTypeDef RCC_ClkI...

td by Associate II
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About SWD signals

Posted on June 14, 2018 at 16:00Hello, please tell me, what is the minimum number of signals required for the SWD interface: SWDIO, SWCLK? NRST is also required or possible without it?

STM32L433RC Flash Memory Map

Posted on June 15, 2018 at 11:50Hi, I'm working with a NUCLEO-L433RC board and I'm trying to use storage_on_flash library (https://os.mbed.com/teams/mbed_controller/code/storage_on_flash/file/2bb58064d0a2/SOFBlock.h/)This library works well on the N...

SPTM34 Eval baord measure current

Posted on June 15, 2018 at 17:43Hey guys, I am using a STPM34 Evaluation board with a  STEVAL-IPE023V1 USB interface to measure a current from a simple circuit through SPI interface. for some reason I always read 0 for the current for C1 and 4.6189 ...

Ling Wu by Associate
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Resolved! the HAL has BUG of CAN drive on STM32F1?

Posted on June 14, 2018 at 19:23Stm32F103 HAL_CAN_Transmit(&hcan,10) not working, always return HAL_TIMEOUT and HAL_ERROR, but when i use STD_Lib everything is good. So i think if the HAL has BUG of CAN on STM32F1?Hello,I'm trying to set up CAN on m...

Wei RP by Associate II
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SPI_DMA Slave Receive only after reset

Posted on June 15, 2018 at 07:53Hi stI try to recieve spi dma slave by stm32f746 as slave i send two bytes for test from master raspberry when reset mcu it receive ok  when i repeat request it receive nothing and rx buffer not changedi tried checkin...

egywell by Associate II
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n-Pulse generation : REP_CNT register

Posted on September 13, 2017 at 23:53I am using https://community.st.com/0D50X00009XkdsSSAR method to drive a servo-like motor interface. In the system, if E-Stop is pressed, I'lI have stop the motor immediately. Is there a way to find out the numbe...

Neo M by Associate II
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STMStudio Issue - no more data stream

Posted on June 14, 2018 at 22:58Hello!I used STMStudio on the NUCLEO-F303RE for plotting signals and it worked fine. Now I built my own PCB with an STM32F303RC, broke off the debug-part of the NUCLEO board and startet debugging with the SWD connecto...

X-Nucleo-IDB05A jumper issue

Posted on June 15, 2018 at 13:28Hi !We are working with X-nucleo-IDB05A1, we had some disconnection issue without reason. and we figure out that there is HCI_DISCONNECTION_EVT generated each time. The reason is connection timout ,which can be genera...

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