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...


STM32F7 SAI/I2S slave issue?

Posted on March 09, 2016 at 13:53Hi, I am working on an application that streams audio from a WAV file on SD card. The core of the code is a hugely simplified version of the ''audio playback and record'' application from the Cube package. Audio outp...

USB cable connected

Posted on March 15, 2016 at 11:18Hi all, I'm working on a device with STM32F205. The MCU does to Stop mode after 15 sec. The device has also USB (VCP) and can be connected to PC. But I don't want MCU goes to Stop mode if USB cable is connected. So m...

donev_g by Associate II
  • 1 replies
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Please fix errors in CubeMX FW

Posted on September 03, 2015 at 12:40In cmsis_os.c file -  osPoolDef_t pool_def = {queue_def->queue_sz, queue_def->item_sz}; + osPoolDef_t pool_def = {queue_def->queue_sz, queue_def->item_sz, NULL}; -     else if(ret.value.signals >= 0x80000000) + ...

vromanov by Associate II
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Cannot combine TIM15/16/17, STM32F030R8

Posted on March 14, 2016 at 06:15Hi, I found an error in RM0360  about TIM15/16/17. It says TIM15 is able to act as a slave timer and triggerred by TIM16 or TIM17 (On page 403, slave timer is TIM15, when chosse ITR2, TIM16 acts as external trigger)....

wangkang by Associate
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SDRAM and STM32F429 Eval

Posted on June 10, 2014 at 03:33I would like to put my heap in SDRAM on the STM32F429 Eval board but I don't see the options to do so.  I tried the STMCubeMX tools but also did not see any options for this.  I am using the IAR EWARM tools.Thanks

brian2 by Associate II
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ST32F446 RCC -> CSR PINRSTF allways on

Posted on March 14, 2016 at 17:10Have a question. Nucleo board. in RCC -> CSR  PINRSTF bit is always on. It does not matter what the actual reset source is.  PINRSTF is on + the real reset souce. I clear it using RMVF bit and then generate the reset...

pj by Associate II
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Problem with USART

Posted on March 15, 2016 at 08:31HI, I'm trying to develop a simple communication with my laptop sending just one character, the problem is that I need to send the character more than 5 times for reconogise it in the Discovery board, the code is sim...

vderoc by Associate
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HAL_SPI_Receive() explanation

Posted on March 09, 2016 at 14:21 Hi, I am examining HAL_SPI_Receive(). At some point it calls return HAL_SPI_TransmitReceive(hspi, pData, pData, Size, Timeout); where pData is the pointer to the rx buffer and Size is...

valerio2 by Associate II
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PVD enable latency - SOLVED

Posted on March 08, 2016 at 01:47 I am using the STM32L053 MCU on the Nucleo board. The MCU is powered by 1.8V during the test. If I add some delay after turnning on the PVD, then the PVDO bit returns 1, with no delay it returns 0. I cou...

lpc921 by Associate
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SPI interrupt problem

Posted on March 15, 2016 at 00:27Good evening! I am trying to move from blocking to nonblocking SPI communication but I have trouble getting the RXNE interrupts to run, while TXE works fine. Running ''HAL_SPI_Receive(hspi, buffer, 2, TIMEOUT)'' work...