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Forum Posts

I2C and UART on STM32F429 (Nucleo-F429ZI)

Posted on November 29, 2017 at 11:14I encountered a strange I2C - UART Collision problem and wonder if there is something I missed in the Documentation.Problem and what I tried to solve it: I2C and UART work fine and permanent when I initialize onl...

How to use STM32CubeMX's 'pin stacking' function

Posted on September 13, 2017 at 12:35In the latest version, I find there is a 'pin stacking'  choice when configure a pin. But I can't find any description of this function. What's the purpose of this function and how it work?#pin-stacking

QSPI issue - Scatter file

Posted on November 29, 2017 at 08:16Hello all,I try to make my own example based on AN4760 and QSPI_perfs example from STM32Cube_FW_F7_V1.8.0.The MPU init code is:static void MPU_Config(void){ MPU_Region_InitTypeDef MPU_InitStruct; /* Disable the MP...

STM32L476 ADC noise

Posted on November 29, 2017 at 08:01Hi.I'm using STM476 for reading ADC value.If I try to read ADC ch continuously, I can see some noise at ADC port.The ADC sampling time is set as 650 cycles at 80MHz clock speed and the noise interval is same with ...

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daekeun by Associate II
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Migrate Keil MDK project to new System WorkBench IDE

Posted on November 29, 2017 at 03:37Hi,I have old STM32F103 project, which use about 2011 library with Keil MDK. Now I want to migrate the old keil MDK project to System workBench IDE. I try to create one empty prjoect with System workBench, and cop...

kent gu by Associate III
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STM32f7 - ripples on 5.0V supply

Posted on September 18, 2017 at 18:20I have noticed that STM32F7 microcontroller generates a digital noise (see the figures. It is not from transmission lines and bursts are repeating every 16ms) on the 5.0V supply voltage. I have observed this usin...

reza by Associate
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NUCLEO-L432KC I2C3 issue

Posted on November 29, 2017 at 00:00NUCLEO-L432KC I2C3 issueI am using two STM32 L432KC board to test I2C functions. It works fine with both master and slave using I2C1 with pin PB6 (SCL) and PB7 (SDA). But I can't make it work on one side use I2C3 ...