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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[SOLVED]I'm having problems with SPI NSS pin toggle

Hi everyone, I'm using SMT32L073RZ as my MCU and it has connected through SPI a flash memory (microchip's SST25VF016B).So the connection is as follows:PA5   ------> SPI1_SCKPA6   ------> SPI1_MISOPA4   ------> SPI1_NSSPA7   ------> SPI1_MOSI)PA0   --...

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IvanG by Associate II
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STM32L4 SDMMC Command Timeout

Posted on July 05, 2017 at 10:53While using SDMMC with FatFS to interface with SDCards occasionally I get Command Timeout when issuing:SDMMC_CmdReadSingleBlockThis is when using new 1.7.0 drivers. Did anyone experience similar issue?

ChrisH by Associate III
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Resolved! References to TIM5 in RM0091

There is no TIM5 in the 'F0.Textual search for TIM5 in RM0091 rev.9 reveals it occurs twice:in Internal clock source (CK_INT) subchapter of TIM15/16/17 chapter; this is a typo and it ought to be TIM15 (because TIM16/17 don't have the slave-mode contr...

Resolved! What is "SAI3"?

https://www.st.com/content/st_com/en/products/microcontrollers-microprocessors/stm32-32-bit-arm-cortex-mcus/stm32-high-performance-mcus/stm32f4-series.html#overviewJW

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Where can we purchase the STM32H743VIT6 chips with Rev V ?

We have a system up and running with STM32H743 and are very aware that Rev Y is really a buggy one. Rev V is supposed to fix most of the problems (USART handling, reading 2 CAN Busses in parallel, etc.) We contacted several distributors (DigiKey, Far...

GS1 by Senior III
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JSN-SR04T and Timer

Hi,I try to work with the JSN-SR04T distance sensor. The working principle is very simple :put the trigger pin to high for 10 uscount the elapsed time in us on the echo pin between the rising and falling eventdistance is proportional to the elapsed t...

Lionel1 by Associate II
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I tried SPI program using register but i did not get any output in KEIL Debugging DR register . The DR register fill 0x00FF . But i send 0xA

#include "stm32f4xx.h"#include "stm32f4xx_gpio.h"#include "stm32f4xx_rcc.h"#include "stm32f4xx_spi.h"void Gpio_Init(void){ RCC->AHB1ENR = 1<<0; //Enable GPIOA RCC->APB2ENR = 1<<12; //Enable SPI1 GPIOA->MODER |= 1<<11; //PA5 AF Function GPIOA->MODER |...

DMuru by Associate
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Resolved! Where is the User Manuals of STM32F7508-DK

HelloHow can I download User Manuals of STM32F7508-DK?No User Manuals of STM32F7508-DK in st.com. )I cannot download even via STM32CubeMX.(file name : UM2470 Discovery kit for STM32F7 Series with STM32F750N8 MCU )Thank you.

J.Park by Associate II
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