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How to clear HAL_BUSY situation for I2C

Posted on December 22, 2016 at 14:36Hello,On my board I have 2 STM32 processors which communicate to each other over I2C. One is always a master and the other one is slave.The slave prepares some data, and then I do:   HAL_I2C_Slave_Receive_ITand wa...

srdjan by Associate II
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STM32F7 Nucleo with SD card issue

Posted on December 22, 2016 at 09:14Hi, i'm using Stm32f746zg nucleo-144 board and i want to work with sd card communication, as i see on internet there are some examples about f4 but i did not work with sd card. ?f anybody tried something about sd ...

Does it belongs to STM32F070RBT?

Posted on December 21, 2016 at 09:16Dear Sir, Can you tell me HAL_MspInit(void) function belongs to which STM device ? Doesnt  it belongs to stm32f7xx? I have srearch in this document, but didnt findUM1785 User manualDescription of STM32F0xx HAL...

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why i get wrong data of pitch and roll angle ?

Posted on December 21, 2016 at 22:00i have question about accelerometer of stm32f4 LIS302dl version why i get wrong data of  pitch and roll angle ? mySPI_SendData(0x20,0xC7); //LIS302D Configacc_pitch = atan2(acc_x, -acc_z)*180/M_PI; acc_roll = -ata...

DMA with ADC trouble

Posted on December 21, 2016 at 02:12Hi again,I am trying to use DMA now as its more straightforward but still not working for me. Ain[0] below is only reading some weird voltage 0-0.17V instead of 1.3V and Ain[1] reads nothing stays 0.  can you plea...

Raider E by Associate III
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