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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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UART IT

Posted on December 04, 2017 at 18:18I am using Nucleo F334 and STM32 Workbench as IDE.I need to build a bridge between UART2 and UART3. It should work this way: data are continously acquired on USART3_RX by interrupt and transmitted on USART2_TX.I a...

Resolved! Firmware Working in Debug but not on Stand Alone

Posted on December 01, 2017 at 16:08Hi,I'm developping a firmware with a stm32f405zgt6Unfortunatly, I debug the code, step by step, and it's working fine, but then, when my board is on stand alone mode, the firmware is not working. It looks it even ...

ignasi by Associate II
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STM32F401 LL CubeMX - SysTick not started (bug?)

Posted on November 23, 2017 at 17:30Hi all,CubeMX v4.23.0CubeF3 fw package v1.18.0I'm finding that a clean newly created project & created source does not enable the SysTick timer.The project is a mix of LL and HAL.I have to add HAL_ResumeTick() to ...

mwp by Senior
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STM32F756 Ethernet needs DTCM

Posted on November 22, 2017 at 12:57Hi,I have problems with ethernet (using the HAL library 1.8.0) on the STM32F756ZG.If I place the DMA buffers in the DTCM (0x20000000-0x2000ffff), it works fine. If I place the DMA buffer anywhere else (SRAM1, SRAM...

zabel by Associate III
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STM32F407VG: ADC+DMA+USART

Posted on November 27, 2017 at 17:47Dear all,I am trying to acquire analog signal and sample it through ADC (12 bit) at a rate of 8KHz and stream the data through USART. /* USARTx configured as follows:  - BaudRate = 921600 baud  - Word Length = 8 B...

stm32L0 touch and sleep

Posted on December 04, 2017 at 16:02Is there example of using stm touch library and sleep in L0 series? I want to system to wake up on touch detection, but with my implementation is waking up on end of every acquisition?Can someone help with idea of...

azi 89 by Associate
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STM32 DISC1 - LCD

Posted on December 01, 2017 at 17:53Hello ,Is there any documents for how DMA2D/LTDC  interfaces with external SDRAM to change LCD ? who fetches the Data to send to LCD drivers ? and what is the  sequence ?

R. M. by Associate II
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Technical doubts on SAI interface(STM32F7)

Posted on December 04, 2017 at 05:54I am using STM32F767ZI nucleo board to interface external audio device(ADAU1772) through SAI interface. Here I configured SAI(Master) in TDM mode to receive 4 channel audio signal. I can able to receive the data u...