STM32 MCUs Products

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Forum Posts

atof convension error

Posted on December 15, 2015 at 15:44Hi clive,I encounter a problem in converting float string array to float then back to float string array.I have this array acValue = ''1000.1'';then float fValue = atof(acValue);then what I got in fValue is 1000.0...

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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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...