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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Resolved! Speculative access and STM32H7 Memory Protection Unit

After seeing the MOOC about the MPU Usage I am wondering about the speculative access reads. From the video it seemed, that they could occur to any random location unless that area was configured as strongly ordered or device memory. What about the a...

JRS by Associate III
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  • 4 replies
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Any option to go with STM32H745ZIT3 in VOS0 and VOS1 mode to use the maximum clock frequency in the industrial temperature Range variant.

Due to the current semiconductor shortage the microcontroller STM32H745ZIT6 is not available in the quantity of 210, so I had to buy the variant with higher temperature range. However, the data sheet says in small print that this variant does not sup...

SMein.1 by Associate II
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Custom SPI Datasize

Hello, I am trying to interface to an external ADC via SPI. I amusing the STM32Cube IDE with a Nucleo-144 STM32L552. The issue I am having is that the ADC requires an unusual number of clock pulses (18 as per data sheet - see attached screenshot). No...

SJohn.5 by Associate II
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STM32F4 using DMA2 for USART1

I am using a STM32F407, and I would like to use DMA to receive data from USART1 and store in a buffer.HAL is not being used.USART1 is configured and is receiving the first byte of the message correctly. That is, the data shows up in USART1->DR.Here i...

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gahelton1 by Associate III
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  • 6 replies
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Resolved! How to solve "undefined reference" when compiling

I took the driver from Arduino for ADS119X and implement the HAL code for STM.When compiling, it gives me “undefined reference to `keepSetting'�?. First I tought on a code problem but after long time of trail and error, I was looking on forums. It’s ...