STM32 MCUs Products

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TIM triggered ADC DMA issue

Posted on May 13, 2016 at 10:53Hi all,I am using an STM32F303 to sample PA7 via ADC2 when TIM8 update triggers it, and using DMA to put the samples in a circular buffer. Although I seem to have gotten things basically working in the code below, I am...

luke2 by Associate II
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TIMER starter

Posted on May 14, 2016 at 06:29Hi everyone ! Im a starter in ST and need help for timers. I need a timer to give me an interrupt every 1 sec. A  second timer with external clock keep counting the clock source and in first timer interrupt; second tim...

Resistive touch screen wrong coordinates

Posted on May 12, 2016 at 17:25Hi.I have a problem withresistive TP.I use STMPE811.I use my custom board with connection of the stmpe811 similar to the stm32f429discovery board, as well as the drivers from the board demonstration software.I cannot g...

baev_al by Associate III
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keep ram value when NVIC_SystemReset();

Posted on May 13, 2016 at 05:20i want to use watchdog to reset system when mcu loop, but after using NVIC_SystemReset(), all ram values are init again, i want to keep ram values same before SystemReset,how do that????

problem in PWM output

Posted on May 09, 2016 at 19:30Hello,I m configuring STM32F303xx processor for driving BLDC motor driver IC.I have read the datasheet of the same processor.From that i found that we can use TIM1 in Combined PWM mode (for driving 3-Phase BLDC motor)....

SS.Sagar by Associate III
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STM32F4xx Internal RTC not Updating when Power is Off.

Posted on May 11, 2016 at 12:43I am using Internal RTC of STM32F411RCT6. It's working Perfectly but I cant update it when Power is off. I want to say that i have connected 3 v DC supply with VBAT pin and Run my RTC program, it works good but when i ...

jay1991 by Associate II
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