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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STM32F4 discovery SPI issue

Posted on October 09, 2016 at 07:06Hello,         - I am using STM32F4 discovery board to send data via SPI. i have got it working but there is a small issue. the SS pin goes high before the the mcu finishes sending data. i am using SPI1, and used ...

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Need help - SPI and internal pull-up

Posted on October 08, 2016 at 22:46Hi, I use STM32L073 and configure SPI port. Problem is my slave device has SPI_MISO pin as open-drain, very uncommon. Question is if I configure MCU pin as SPI_MISO can I have also pull-up function on that pin or n...

darko2 by Associate
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CubeMX 4.16.1 deletes user code

Posted on October 07, 2016 at 22:51Hi. I am writing my engineering thesis and I have to build a project based on STM32F746G-Discovery. So I started by creating a project in CubeMX, then writing some code in it in Keil uVision 5, wrote my own LCD lib...

STM32F103 ADC clock on DocID13587 Rev 17 is right ?

Posted on October 08, 2016 at 05:10http://www.st.com/content/ccc/resource/technical/document/datasheet/33/d4/6f/1d/df/0b/4c/6d/CD00161566.pdf/files/CD00161566.pdf/jcr:content/translations/en.CD00161566.pdfpage 12 3. To have an ADC conversion time of...

isjeon by Associate II
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  • 2 replies
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Copy data to SDRAM at startup

Posted on October 03, 2016 at 12:39Hello, I am using the STM32F746 Discovery Board with STM32 System Workbench IDE. I know SDRAM is a volatile memory but I want copy a picture to the external SDRAM at startup because it's too big for the internal Fl...

43102399 by Associate II
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Issue with USB DFU, request for direction

Posted on August 15, 2016 at 05:34Hello all, I am working on a project where MCU will enter USB DFU mode via a command (STM32L151rd, USB-FS_4.0, 32MHz PLL driven by HSE) without sensing any button press or changing BOOT0 pin. I've configured USB VCP...

rumlyen by Associate II
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Double arithmetics in Cube L0 (LPUART)

Posted on October 07, 2016 at 18:49Hi, First let me say how much i hate the new Cube L0 concept. Stdperipheral libraries were so much easier to use and cost so much less flash space. Baudrate generator value is calculated using this formula #define ...

STM32 LTDC TFT-LCD controller and low power modes

Posted on October 05, 2016 at 00:53Hello, I have trouble understanding something about the LTDC, bare LCDs and STM32 low power modes. If the TFT-LCD controller sends an image to a bare LCD (no controller, no framebuffer) and the STM32 then goes in S...