STM32 MCUs Products

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STM32F3: Specifics of using DBG pins for GPIO

Posted on January 30, 2017 at 19:07I'm using a 64-pin STM32F303 in a design and looking into using some of the SW Debug Pins for LEDs.  I've read through the Reference and Programming Manuals and Datasheets for details but am a little confused on so...

RTC display wrong time on STM32L476RG

Posted on January 30, 2017 at 18:10Hi all:I used the device as a data logger, wake up from shutdown mode if the nucleo RTC alarm goes off on 29 minute every hour.But it seems  the system RTC display wrong time before the device enters shutdown mode....

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about osxAcousticEC

Posted on January 30, 2017 at 21:56Hi,I have a few questions about osxAcousticEC:1. I need the AEC profiling. Doc UM1966 says I can find the information in osxAcousticEC_Package.chm, but I really could find anything about the MIPS, RAM and Flash. I ...

STM32F4: Receiving USART DMA Tx on Rx

Posted on January 30, 2017 at 20:38I've configured DMA for Tx and Rx on USART 3 on an STM32F4.  The device on the other end is a Bluetooth module.  I am, for some reason, receiving my transmitted command back as a reception.   Is this expected behav...

sjenyart by Associate II
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ST Bluetooth module SPBT3.0DP2 firmware example

Posted on January 30, 2017 at 19:00Hi Good morning,      I am planning to use ST Bluetooth module SPBT3.0DP2 with stm32F20x microcontroller for my application.I understand that the Bluetooth module supports the UART communication and works with AT c...

Anand S by Associate
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Resolved! SPI1 setting up problem on STM32F09x

Posted on January 30, 2017 at 12:53Hi all,I'm trying to setting up the SPI interface on my STM32F091, I would use the SPI1 on the PB3&PB5 pin.This is my simple code:RCC->APB2ENR |= (1<<12); GPIOB->MODER |= 0x880;GPIOB->OSPEEDR |= 0xCC0;SPI1->CR1 = S...