STM32 MCUs Products

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Forum Posts

ADC noise STM32F103RB

Posted on July 23, 2016 at 02:44What configuration parameters (clock freq, sampling clock count, etc.) can I tune in order to minimize ADC reading noise when sensing a relatively low speed signal?  I am currently getting about 10 to 20 LSB differe...

john1389 by Associate II
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Does STM32F103RCT support flash read protection?

Posted on July 22, 2016 at 14:15Does STM32F103RCT support flash read protection? I cannot find any introduction on datasheet. Is it only available on XL density 103?103RCT is high-density flash device. In CUBE nucleo package, I can not find code abo...

ray by Associate II
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STM32F429I-Disco FLASH erase error

Posted on June 05, 2015 at 03:03Wrote some code for STM32F429I-Disco that writes data in flash but it denied to work in USB receive function. ''static int8_t CDC_Receive_HS(uint8_t*Buf,uint32_t*Len)'' But it did work in main. What can it be? uint32_...

es131245 by Associate II
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Issue with Sleep Mode Current on STM32F031F4P6

Posted on July 23, 2016 at 01:31We are using an STM32 on a board, and have issues with its sleep current.  Under normal 2 x AA voltages the system works well, but as part of our testing we take it higher. We have found the current draw on the STM in...

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jguy by Associate
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Relationship of DAC DMA, Timer Value and Sine Table

Posted on July 22, 2016 at 23:17Hi, I have an example DAC program with a sine table of 128 points. It generates a signal at 5KHz with no problem. However, it stops working at 4.6KHz when adjusting the frequency down. It uses PA4 output and TIM 6. My...

STM32L4 ADC w/ DMA overrun error

Posted on July 22, 2016 at 16:40I'm having a problem where I can't seem to use the DMA to read ADC values without a perpetual overrun error.I'm trying to configure the part such that a  - conversion sequence is started by software.   - DMA stores th...

seth by Associate II
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Wakeup Standby from WKUP pin AND RTC Timer

Posted on July 22, 2016 at 16:08 Hello, I have problem to wake up from standby mode. I ma working on STM32L162, WKUP2 is on PC13 I succeed to wake from RTC timer or with the WKUP2 pin individually on my board, but when i want to be wake...

yoann2 by Associate II
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