STM32 MCUs Products

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Forum Posts

USART1 TX on PA9

Posted on November 12, 2011 at 19:15Hi, I would like to use the USART1 TX on pin PA9 but evan I remap usinf AF (alternate function), the USART1 doesn't transmit on PA9, it is like the USB OTG FS is keeping the pin. I would appreciate it a lot if som...

rdurand9 by Associate II
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TIM2_IRQHandler never executes??!!

Posted on November 13, 2011 at 12:40Hello everyone,I have tried to use GPIO PortB, Pin 10 (which i believe can use AF TIM2_Channel 3) to capture PWM signals on my stm32f2.  I am using the standard peripheral lib. I am having issues with the TIM2_IRQ...

STM32F100 Timer-Clock

Posted on November 12, 2011 at 15:41Hello forum! I'm trying to get familiar with the timers in the STM32 but now I got stuck at a problem I can't solve, first here's the concerned function: void TIM4_Configuration(void) {   /* Compute the prescaler ...

General questions on STM32 programming paradigms

Posted on November 12, 2011 at 21:10I could not find any good document on internet about STM32 programming. Unfortunately, STM's own documents do not explain anything more than register functions. I will greatly appreciate if anyone could explain (o...

hate_pod by Associate
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Flash write problem! Help

Posted on November 12, 2011 at 06:53In the application we are using stm32f103zet6 high density ARM controller. We r trying to write array of data to flash memory. We r just able to write 4 words with ProgramHalfWord function, my program segment goe...

STM32F207 EXTI interrupts

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...

reading pwm inputs

Posted on November 11, 2011 at 10:08Hi everyoneI have some silly newbie doubts on stm32f2 seriesI had downloaded the standard peripheral library and was looking at the sample codes in \STM32F4xx_DSP_StdPeriph_Lib_V1.0.0\Project\STM32F4xx_StdPeriph_E...

simple input routine not working

Posted on November 10, 2011 at 07:35the ctrl registers remain at reset values but idr 0 an 1 goto low(0). is there something wrong with my source? // // // //STM32 BUTTON TEST //by T. Herring tre2020067@gmail.com // /////////////////////////////////...