STM32 MCUs Products

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SMBUS Clock Stretching Not Obeyed

Posted on July 02, 2012 at 00:05I am using an STM32F103 chip using I2C1 configured as an SMBUS Host (also tried normal I2C) to talk to a smart battery charger and smart battery.  The charger comms are fine both in software and look perfect on the lo...

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pshields by Associate II
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stm32f205rg spi configuration

Posted on July 21, 2014 at 11:47 hi,all I'm working on a SPI interface on stm32f205rg. I'm newly using this chip. I do the configuration as I do on stm32f103 and of cause refer to example of stm32f2. It's just not working. I configure SPI1...

PB5 5V-intolerant on F1xx?

Posted on July 22, 2014 at 02:12I noticed that, ignoring supply pins, every pin on an STM32F1xx device is 5V-tolerant except: special-purpose inputs nRST and BOOT0backup-domain pins: PC13-15pins with analog (ADC/DAC/oscillator) functionality on at...

matthijs by Associate
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offline IDE setup for nucleo-stm32F401

Posted on May 17, 2014 at 12:12Hi all, i tryed the online mbed compiler but it does not satisfied me and so i'm looking for an offline solution. Can you help me to setup an offline IDE like eclipse, netbeans or visual studio? Is this board like ardu...

allejp by Associate
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USART2 TC interrupt timing

Posted on July 21, 2014 at 21:47I am using the TC (transmission complete) interrupt on USART2 to detect end of transmission of a packet.  I have noticed that the interrupt isn't triggered until approximately 3.5us after the last byte is transmitted....

Where are the VDDA/GNDA pins in the STM32F205RG?

Posted on July 21, 2014 at 16:07Hello, I'm using the STM32F205RG chip (WLCSP64 package) This chip has no dedicated pins for VDDA/GNDA. Are these connections shared with a specific VDD/GND pin? If so which one? The goal of my question is to make a n...

caruel by Associate
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STM32CubeMX

Posted on July 19, 2014 at 22:33hi ,i am currently evaluating STM32CubeMX for STM32F4 , great tool for getting started on New MCU.I have few question : 1.How can i define User Code block ? so when i make changes to existing project    the STM32CubeM...

eyals111 by Associate II
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STM32F105 USART2's DR register not working

Posted on July 18, 2014 at 13:48Hi all,I'm trying to use the USART2 on the STM32F105CL to communicate with an hyper-terminal but unfortunatly, the hyper-terminal is not receiving anything. Even with a very simple code./* Includes -------------------...

maxime by Associate II
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