STM32 MCUs Embedded software

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STMCubeF0 v1.2.1 and CMSIS Drivers question

Posted on April 17, 2015 at 13:06Hi all,I've just downloaded STM32Cube_FW_F0_V1.2.0 and applied latest patched to upgrade is to V1.2.1. I was expecting it to be fully CMSIS compliant, so for example I could use CMSIS compliant USART interface. So I ...

USB keyboard enumeration problem in stm32f429

Posted on April 17, 2015 at 19:50Hi,I have initialized the USB host in full speed configuration. I got USB bus enumeration problem when i tried to connect USB keyboard. Its happening only some of keyboards. Some keyboards are working fine. Pendrive ...

STM32F105 PB8 analog signal

Posted on April 16, 2015 at 18:08HelloI am work with a STM32F105Can i connect a analog signal to PB8 pin?.Where can i find the Pin Assignments table limitations?Best regards #adc #input-pin #stm32f105

lemac by Associate III
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STM32F205 Bootloader does not work

Posted on April 15, 2015 at 15:46Hello everybody, I am working with a STM32F205 and I want to use the bootloader over USART1 with a FTDI231X. BOOT0 and RST are controlled by the FTDI correctly, BOOT1 is pulled to GND and the other bootloader interfa...

blabla by Associate
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STM32F429I DISC - UART1 - HALDriver

Posted on April 16, 2015 at 10:21Hello everybody, first i want to say that im new in the big world of microcontroller,only a basic knowledge. But now i HAVE to work with the STM32F429I-Discovery and the newest Keil uVision v5.15 and the newest CMSI...

False HAL_Delay computation when uwTick overflows ?

Posted on April 11, 2015 at 09:18Hi, uwTick is an uint32_t incremented each Systick interrupt 1ms. uwTick is used to execute HAL_Delay function. So i calculated, uwTick will overflow each 49 days almost. I know its a really rare event but if a syste...

florent by Associate II
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STM32F051 Vector Reclocation

Posted on April 10, 2015 at 17:25Hello, I am planning a both a secondary boot loader and the need for my main application to handle interrupts from RAM during Writing/ Erasing flash. I think both of these will benefit from relocating the vectors t...

stst9189 by Associate II
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USB Mass Storage vs Internal Filesystem

Posted on April 10, 2015 at 13:56I'm developing code for custom STM32F103-based board. I'm using code from USB Mass Storage demo from STM32_USB-FS-Device_Driver library 4.0.0 (yes, it may look pretty old, but it works), storage media is SPI flash ch...

STM32F105 + ADC single chanel

Posted on April 07, 2015 at 13:26 Hello I have a STM32F105RC which i connect a Potentiometer in pin PB8. I have a external clock of 25MHz I configure the ADC with this function ErrorStatus HSEStartUpStatus_Anal; ADC_InitType...

lemac by Associate III
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