STM32 MCUs Products

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STM32F417 SPI1 Start Bit Detection

Posted on December 15, 2015 at 00:28 I am trying to implement an SDCard interface using SPI on an STM32F417 based board. I have to use SPI, because pins needed for SDIO are in use by other peripherals on my board. I have three devices on ...

jwormsley by Associate III
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  • 3 replies
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MxCube TrueStudio Import

Posted on December 15, 2015 at 23:25Hello there, When i try to generate code in cubeMx for truestudio at the end I am getting an information that code was generated but there was an error. But moving on I went to truestudio and tried to import the g...

Nucleo board consuming too much on external power supply

Posted on December 15, 2015 at 13:32Hi!, I've got a Nucleo board, it's a L152RE Rev C.I've tested the example PWR_STP_RTC available for these boards and the board successfully lowered it's consumption from 9.3 mA (in running mode) to 1.5 uA (in stop...

mbruder by Associate II
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  • 3 replies
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Why I'm switching from STM32 to PIC32

Posted on January 26, 2013 at 19:19An Open Letter to ST Micro I'm switching my development projects from the STM32 to Microchip's MIPS-based PIC32. I'm a hobbyist, so my concerns may be different than the pros' here - and the impact of my decision o...

STM Nucleo and SPI

Posted on December 15, 2015 at 10:56Hello and thanks in advance.I have now a STM32F091 Nucleo. I am interested in running SPI on it. However by looking at the page of the product I can not tell which pins are for SPI or if it supports SPI at all. Fo...

d_aliaga by Associate II
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  • 2 replies
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SPI write

Posted on December 15, 2015 at 14:35Hi I have seen that spi has 16 bit buffer but only we can send 8 bit. Would like to know why it is like that ?

arunl4g by Associate II
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  • 1 replies
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UART reception problem when SysTick Interrupt is enabled

Posted on December 15, 2015 at 13:41 I'm using STM32F411RE-Nucleo board and generating a project with Cube MX for System Workbench. The problem is that,HAL_UART_Receivefunction doesn't receive input from the user, even though I don't change any U...

USART does not get interruption from time to time.

Posted on December 14, 2015 at 10:41Hi, We are using an ARM STM32L100RC. We receive in our firmware a message of just two characters through the USART 1. At 9600 kbps it works ok, at 19200 it fails sometimes, but at 38400 it fails one in ten times (...

rvarona by Associate II
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  • 4 replies
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Same calculation time in both 36MHz and 64MHz

Posted on December 15, 2015 at 14:55Hi everybodyI am trying to implement some mathmatic calculations in STM32F103.I use HSI and PLL to provide 64MHz and 36MHz clock, considering Flash Wait State and enabling Prefetch Buffer. I expect that the calcul...