STM32 MCUs Products

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STM32F091RC backup registers

Posted on April 20, 2016 at 12:47HiI admit I am a complete newbie so please go easy.... :)I need to store some variables in the 5 memory locations in the STM32F091RC.  We have the following code:mark1 = 123;RTC_HandleTypeDef RtcHandle;RtcHandle.Inst...

Bad APBAHBPrescTable

Posted on April 19, 2016 at 17:18Hello, all ???_rcc.c files, e.g. STM32Cube_FW_F7_V1.3.0/Drivers/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_rcc.c define const uint8_t APBAHBPrescTable[16] = {0, 0, 0, 0, 1, 2, 3, 4, 1, 2, 3, 4, 6, 7, 8, 9}; This contrad...

uSD Card time of read file problem

Posted on April 20, 2016 at 10:31Hi Every body... Recently i wrote a program to read a file from uSDHC Card 4GB for infinite loop. Purpose is check the total time of reading a file (eg mp3 file). The code is so simple and noting have any complexity....

st_user1 by Associate
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[error report] STM32F1 I2C HAL BUG I2C_MasterTransmit_TXE

Posted on October 18, 2015 at 00:09Here is original function static HAL_StatusTypeDef I2C_MasterTransmit_TXE(I2C_HandleTypeDef *hi2c) {         /* Write data to DR */       hi2c->Instance->DR = (*hi2c->pBuffPtr++);       hi2c->XferCount--;   if(hi2c...

justas23 by Associate II
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chronometer... is the right way

Posted on April 15, 2016 at 18:17Hi,I'm building a time trial race, to do this i'm using the STM32F334R8T6 microcontroller with the RTC and timestamp, resolution must be of hundredths of a second, for this type of project is correct to use a RTC clo...

Damiano by Associate II
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STM32F303RBT6 - Bad Analog Section

Posted on April 18, 2016 at 23:16I had previously received the following response on this question from this forum...This is not a known issue and the part has been shipped and used in this manner already in K units without any returnsUse the standa...

Phase angle calculation

Posted on April 19, 2016 at 13:32  Hi Everyone. I’ve been trying to calculate the phase angle between two sine waves differing only in phase, and I’ve got it working in MATLAB, using the FFT of each sine wave and then applying MATLAB’s angle functio...

kvresto by Senior
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