Posted on February 26, 2013 at 10:53I am using an STM32F4xx MCU and have configured it for external interrupts (EXTI) on PH2 (rising edge). Everything works OK until the odd occassion when the input to PH2 is left high at the end of the ISR. In this...

Posted on January 08, 2013 at 15:38I am using DMA to transfer data to/from an EEPROM over I2C. Most of the time this is working fine but on the odd occasion when reading from the EEPROM the I2C peripheral does not seem to be sending a NACK when the ...

Posted on September 28, 2011 at 18:21I have recently migrated to the STM32F207 MCU. Everything is going very well except that I am having a big problem with EXTI interrupts. My hardware originally had PC13 and PC15 as interrupt sources and everythin...