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Forum Posts

STM32F4 I2C Issue?

Posted on May 23, 2012 at 18:47At a high level, I'm able to get I2C on the STM32F4-Discovery board working with our part (MAX5418), but there's one problem I'm having, and that is that I have to write commands twice in order for them to be received....

Random code hangs

Posted on August 07, 2012 at 19:42HelloI dont know why, but when I use FFT code, STM32F103RBT6 just stop running in totally different part of code - mostly in parts of STD library where asserts are defined. So I think it can corrupt memory or someth...

zexx86 by Associate II
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F0 Discovery - fprintf function implementation

Posted on August 02, 2012 at 22:05Wondering if anyone in the forums has made an fprintf function or equivalent?  I got characters spitting out to hyperterminal, now just trying to figure out to spit out variable info to the screen.

wbarkley by Associate II
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How to escape USART1 interrupt?

Posted on August 06, 2012 at 22:51Below is my USART1 handler: void USART1_IRQHandler(void) {     if(USART_GetITStatus(USART1, USART_IT_RXNE) != RESET){         USART_SendString(USART1, ''\r\n======Blow ME======\r\n'');         USART_ITConfig( USART1...

wbarkley by Associate II
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Problem:Immediate call to ISR

Posted on August 08, 2012 at 16:31I have used external interrupt 0, 8 and 9. Before enabling the interrupt i have written the following codes: EXTI_ClearITPendingBit(EXTI_Line8); EXTI_ClearITPendingBit(EXTI_Line9); The interrupt is only called by to...

STM32F103ZE USART1 interrupt issue

Posted on August 07, 2012 at 15:13 Hi, I have problem with USART1 interrupt implementation. In pooling mode, everything works, but when I try to setup interrupt, there's nothing on the output? How to enable USART1 interrupt? Do I need ...

dusan by Associate II
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RTC in millisecond

Posted on August 07, 2012 at 09:38Hello,I implemented the RTC example of ST (calendar, time counter) but it seems to work just with an interval of 1 second. I need it to work with an interval of 1ms. How can I do it?Thank you!Best regards

stm32f407 discovery Uart

Posted on August 04, 2012 at 16:02Hi,   Board:Stm32F407 Discovery(stm32f407vgt6) i play with my discovery using two uarts.They are Uart4 and Uart5. Uart4 is used for receiving the string from  RFid sensor using uart4 interrupt.RFid sensor is grand i...

vinothraj by Associate II
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