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Forum Posts

The Microcontroller programs but it's not working!

Posted on February 27, 2017 at 15:46Dear Friends,I have designed two identical PCB boards and I used stm32f103rbt6 microcontroller.One of them works properly but the other one has a problem which I cannot understand.The micro programs successfully b...

Mujtaba by Senior
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Any ideas with regard to spurious ADC values

Posted on February 27, 2017 at 20:05I am using the ADC+DMA to collect samples for AC power calculations.  The voltage and current are well buffered (low impedance sources) sampled at about 7kHz.The data acquisition will work properly for many second...

Single ADC/DMA multi-channel setup

Posted on February 28, 2017 at 00:06Device: STM32F437The code I am working on was setup to use interleaving but after doing some reading I get the impression that interleaving is only for multiple ADCs and we are using 2 channels on ADC3. So it seem...

John Hite by Associate III
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STM32F302RE Hard fault handler

Posted on February 27, 2017 at 10:07Hi all, I am using a STM32F302RE MCU with a customised board. My code works find when I run it at normal temperature. However, when I test it at 55 degrees, the code goes to Hard fault handler after the line in th...

Resolved! STM Flash Loader Demo Tool not Working.

Posted on February 27, 2017 at 23:45I want to flash a load on the STM32F0CB using the STM Flash Loader demo. My configuration is: 57600, Data Bits:8, Parity: Even, Echo: Disabled, Timeout: 10.I also tried with parities Odd and None.After resetting t...

I2C/FMPI2C lockup/error handling

Posted on February 27, 2017 at 09:40Hi, I've got two STM32F410 communicating over I2C using HAL FMPI2C library (v 1.14.0). Both initially enables FMPI2C listen with interrupt.When one of the STMs wants to send data, it:  - disables FMPI2C interrup...

led blink with dma with out cpu

Posted on February 26, 2017 at 13:06hi everybody I want to do the project on and off for LEDs with dma and timer Without engaging the CPU's but i cant some body help meor give me sample from this

STM32F101T6 i2c issues

Posted on January 25, 2017 at 08:56Hi,I'm working on a STM32F101T6U6ATR, and need to 'talk' with it via i2c (PB6, PB7).There's an errata (STM32F10xx4 STM32F10xx6 Errata sheet, en.CD00211391.pdf) talking about lot's of i2c issues.I've created a proje...