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Forum Posts

How to use the Virtual Com via ST-Link

Posted on October 12, 2015 at 23:51I have an Discovery board. It has the provision to pass the UART of the target through the on-board ST-Link. I have searched the literature on the board and the manuals. I havent been able to find how this works. I...

rbenesh by Associate II
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calcul frequency of PWM signal

Posted on October 15, 2015 at 17:56 hi all membres i try to do a code which calculate the frequency of PWM signal i try with this code but i cant get the right frequency note : i use stm32f429ZIT dicovery /* stm32f429ZIT discovery */ ...

Global/local interrupts in CubeMX?

Posted on September 01, 2015 at 00:51There is a checkbox named USART1 global inrterrupt in Cube NVIC settings. Are there any local interrupts? I used settings for F100 cpu.

LMI2 by Lead
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STM32CubeMX HAL_I2C_MODULE_ENABLED

Posted on October 06, 2015 at 17:44If I build a Cube config using the stm32f303vctx processor and enable an I2C port, I get HAL_I2C_MODULE_ENABLED in the sources and a hal_i2c include file included. However, if I use the 'stm32f3discovery' board pro...

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?