STM32 MCUs Products

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Resolved! LSE OSC32 stops working

Posted on August 18, 2016 at 16:50 I have a custom board with STM32F446RE, with RTC powered by coin cell batteries. After testing 2 boards in the field for several days they stoped working and, while debugging, I realised that there a timeout in...

ADC DMA Continues Mode and enable/disable VBAT channel

Posted on December 06, 2016 at 22:05Hello, We are using STM32F072 series MCU with 8 physical ADC input channels and VBAT internal by configuring DMA with continues conversion mode:/* ADC init function */ void MX_ADC_Init(void) { ADC_ChannelConfTypeD...

suresh by Associate II
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LIS3DSH accelerometer with stm32f4discovery

Posted on October 22, 2015 at 12:34i am looking to write an application making use of the on board LIS3DSH accelerometer. However, the examples provided (and pointed to by the documentation) all make use of the old LIS302DL accelerometer. Does anyon...

DMA transfer data loss

Posted on December 06, 2016 at 04:17Dear Community members,I'm developing a device which is based on a 'Master - Slave' communication architecture, but now I encountered with a data loss while the Slave is receiving. Since the case is occasional, I ...

calvin by Associate III
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Cubemx pinout rename and trouble

Posted on November 30, 2016 at 05:24Hi, Do  you think the cubemx  chip pin renaming could make trouble ?We have a custom board with centered MCU STM32F070RBTx.This is not an example code, my company made it before, I need to mordarate it.This code w...

Low-Speed Oscillator on STM32F746

Posted on December 07, 2016 at 19:37I've got a development board based on the STM32F746 from Mikroelektronika. The board has a 32.768 kHz crystal connected to the LSE oscillator pins. I can't get the oscillator to start and come ready.Here's my code...

jerry2 by Senior
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Resolved! HAL or SPL for USB

Posted on November 28, 2016 at 18:40First of all I suspect someone somewhere has an L476 running the USB peripheral using HAL. Maybe?From the HAL libraries - I've got several aspects of peripheral running on my Nucleo-L476RG development board. I/O, ...

STM32429 Discovery SATA communication.

Posted on December 07, 2016 at 17:42Hi all, I have the STM32f429 Discovery board and have been tasked with developing a SATA to USB converter from first principles as a university project. Does anyone know what the best course of action would be for...

Resolved! Wakeup from Stop mode via RTC Alarm A failed

Posted on November 10, 2016 at 14:38 Hi, I try to wakeup from Stop mode by using Alarm A, but it doesn't work. Anyone has any ideas? I use STM32L151VE, and my code is below. I use LSI. I see the RTC is functioning during stop mod...