Posted on September 07, 2016 at 09:41Hi, I'm trying to deinit and then init the I2C driver during runtime of the STM32F411. I2C1 generally works when initializing the drivers once, but when I deinit and then init them, I get a start-bit timeout - th...

Posted on July 19, 2016 at 10:41 Hi, I'm working on a STM32F401 MCU with custom bootloader and application. Compiler is GCC 5.2.1, not optimizations are running. I'm getting a hardfault after the first interrupt after the following jump ...

Posted on April 27, 2016 at 14:25Hi, I have a custom board based with STM32F401 MCU. While programming the board with OpenOCD, it somehow failed and now the board is with ROP. I'm trying to figure out why the MCU gone to that state. Any ideas why? T...

Posted on March 31, 2016 at 11:32Hi, Does the DFU mode in the bootloader require an HSE crystal? Can it work with the HSI oscillator? I'm using USB FS and CDC mode is working flawlessly, the same should be applied for the DFU mode. Best regards, ...

Posted on March 15, 2016 at 18:17Hi, I'm trying to get USB CDC to work. The sample project with USB CDC works and it outputs Hello\r\n, however, when I've added additional tasks and I2C usage, the application is stuck inside in an infinite loop insi...