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Problem with copying hex data

Posted on October 28, 2015 at 13:28 Hello, I have following problem with copying hex data. for (i = 0; i < 6; i++) { printf ( ''%02x'' , packet[i]); // copy packet to FIFO } Printf copy data from packet[] to FIFO...

hospodar by • Associate III
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  • 2 replies
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Storage Format For Multiple Sensors: STM32 Datalogger

Posted on October 28, 2015 at 14:20Hi,I am working with a STM32 data logger with a pulse counter, SPI accelerometer and ADC connected. I am puzzled: how can I design a common 4/8Kb buffer for time-synchronous sensor values for later SDIO SDcard stor...

avashalo by • Associate II
  • 1063 Views
  • 5 replies
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Using 2 comparator for the same signal

Posted on October 28, 2015 at 19:36Hi everyone,MCU: STM32F302I have to configure 2 differents analog comparators (Comparator 1 and comparator 2). Each comparator are linked internally to TIM1_OCRefClear. Is that a problem to control the same signal ...

jf2 by • Associate II
  • 375 Views
  • 0 replies
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STM32F407I with LQFP176 RTC registers resets when Vbat below 3.1V

Posted on April 21, 2015 at 15:18Hi everyone.In a new development with STM32F407I i have some problems with backup domain especially with internally switch Vdd/Vbat to backup domain.I use a CR3032 backup battery ( 3V lithium ) connected to Vbat pin ...

c2 by • Associate II
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  • 4 replies
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Duration of timer's IRQHandler with PWM

Posted on October 26, 2015 at 16:29 I'm using STM32F303 Discovery board. I try to evaluate how much code can be performed intimer's IRQHandler without causing desynchronization with PWM of the same timer. //interrupt code if (T...

she by • Associate II
  • 1991 Views
  • 12 replies
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ADC Reference STM32F334R8, invalid posting

Posted on October 28, 2015 at 17:30My fault. Post invalid. I looked at the schematics of the nucleo boards and mistook SD_VREF+ for VREF+. Sorry.Hi.In STM32F334R8 PB12 is connected to VREF+ for the ADCs.I have made a HW design using PB12 for other p...

edemier9 by • Associate II
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  • 0 replies
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How to use CubeMX to set up IRTIM Feature

Posted on August 26, 2015 at 16:26I am trying to use CubeMX to set up the IRTIM feature on pin PB9 on an STM32F051. The feature is complicated, as it used TIM16 and TIM17 as well. After configuring PB9, TIM16 and TIM17 in Cube as I would expect, PB9...

STM32F030R8T6 and STM32F091RC pin to pin compatibility

Posted on October 23, 2015 at 09:46Good morning, i've already working with a STM32F030R8T6 MCU but i need more flash memory.Is STM32F091RC pin to pin compatible with no code changes?There is a MCU similar to STM32F030R8T6 but with more than 64K Flas...

pietro2 by • Associate II
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ST presented STM32 Nucleo-32

Posted on October 15, 2015 at 11:16It seems ST renamed the old STM32 Nucleo borads to STM32 Nucleo-64, and presented new STM32 Nucleo-32 boards which are smaller than the original ones. http://www.st.com/web/catalog/tools/FM116/SC959/SS1532/LN1847

DAC and DMA with STM32L0 Nucleo

Posted on October 13, 2015 at 18:20Hello, Newbee, I'm trying to generate sinewave at 1Khz using DAC and DMA on my STM32L0R53 Nucleo Board. I'm using STM32CubeMx to initialise DAC and DMA but doesn't work. Where can I find tutorial or sample code? S...

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