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timers clock divider on STM32f103

Posted on August 05, 2016 at 10:53hi,I just found that clock devider not work for some Frequency, for example if PLL is used without divider, Timer clock cant be devided. EnjoyAll the best, #stm32 #timer #interrupt

miroslav by • Associate III
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STM32F746, ADC

Posted on August 03, 2016 at 08:43Hello, can someone to explain to me what happen when you use 8 channels on ADC, and use DMA. How DMA take ready sample from data register. I think when first channel is ready, dma take it first, after that second, t...

Unstable I2C on STM32F746 Discovery

Posted on July 31, 2016 at 16:04 I've been struggling with this problem for weeks now. Basically I am trying to read out a sensor via I2C. The L3SD I am reading out the sensor in FreeRTOS, but the sensor readout task has the highest priority of a...

about changing RTC wakeup counter in run time

Posted on August 05, 2016 at 05:04Dear all,I am using stm32L151VD.I got an application which needs to change the RTC wakeup counter reload value in run time. My original wake up period is 1/16s. And then I use the code below to change the wake up pe...

jones by • Associate
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How to use PWM as DAC?

Posted on August 04, 2016 at 12:49STM32F207VE Custom Board. I want to generate a PWM of 50-50 duty cycle with varying voltages (zero-to-maximum) like a DAC which gives output based on count. I do not have the schematic now. I'm directly viewing the ...

mani by • Associate II
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Timer3 runs 2x faster than expected

Posted on August 04, 2016 at 17:07Timer3 runs 2x faster than expectedI know what many readers are thinking but read onI set my STM32F746 (DISCOVERY PCB) for SysClk=216 MHzAHB Prescaler set to �1 thus HCLK = 216 MHzAPB1 prescaler set to �4 thus PCLK1...

picguy2 by • Associate II
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Tools for the SPBT2632 Bluetooth module

Posted on November 19, 2013 at 23:19Where will I find app notes and development tools for the  SPBT2632 Bluetooth module ?  Is there a Forth language for it ? Or a monitor ?  I want to do updates using the BT port.  I cannot find any data for the AD...

yes by • Associate
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