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stm32f2 SD card corruption

Posted on October 12, 2015 at 17:02Hi to all, Did anybody experience random corruption of bits (not byte) on a SDcard..?We are using an stm32f217 with RTX, FlashFS and tcp from Keil, v4.70. uSD card is connected through SDIO port.We are using 2Gb uS...

STM32F3 Discovery - ADC Calibration Error

Posted on June 19, 2013 at 22:17I'm trying to run the ADC Example code that came along with this board, but I keep getting stuck in a loop where the calibration bit (ADC1.CR - bit 31 of the control register) isn't getting set back to zero, and I'm g...

mattfox by Associate II
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Clocking RTC from HSE

Posted on October 15, 2015 at 15:17Hello. I use STM32F429 controller with 12MHz HSE oscillator. Is it posible to clock RTC from HSE while controller supplied from VBAT pin only?

SPI_NSS_Hard or SPI_NSS_Soft for only one slave

Posted on October 15, 2015 at 13:27Hi , I have an SPI program running successfully between two stm32f4 discovery boards using SPI_NSS as SPI_NSS_Soft. Some discussions on Stm32f4 SPI say that SPI_NSS_Soft has to be used when only one slave. Does th...

nemisha by Associate II
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No ethernet on some switches

Posted on October 15, 2015 at 10:16Guys, I have a strange behavior using STM32F373RCT6 with ENC28J60 Ethernet IC: Overview: The IC is connected to STM controller via SPI. I�ve attached the schematics. It�s configured to half-duplex mode, for compat...

demoman by Associate
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STM32 GPIOs state during/after startup

Posted on October 12, 2015 at 11:25Hi guys, as a preface: Thank you to everybody contributing in these forums! I have found a lot of useful information and good ideas here. Here comes my question: I work with the STM32F100VB. In my application it's ...

help: HAL_Delay and FreeRTOS cause HardFault_Handler

Posted on October 15, 2015 at 04:12I'm using HAL libraries, its HAL_Delay with FreeRTOS will cause HardFaultmy stack backtrace:&sharp0  HardFault_Handler ()    at ./system/stm32f4xx_it.c:83&sharp1  <signal handler called>&sharp2  0x0800343a in xTask...

sprhawk by Associate II
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