STM32 MCUs products

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STM32F4XX HAL ETH initial LAN8720A bug

Posted on August 08, 2017 at 09:43My hardware is F429 + LAN8720A, firmware is STM32Cube_FW_F4_V1.16.0when power up, everything is ok,  PHY_BCR = 0x3100, phy link up, at this time I just reset f429, PHY_BCR = 0x2100, PHY link failed, and the two leds...

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liu yong by Associate II
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clock change

Posted on August 07, 2017 at 15:08Hit    I am Using STM32L0 Discovery board, i want to switching the clock configuration from HSI to MSI and Vice vesa in my application . For LowPower run  Mode ,i need MSI clock .During Startup ,Sleep Mode ,and afte...

raji a by Associate
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USB OTG Stack Problem in STM32F4xxx

Posted on August 01, 2017 at 07:29Hello all,We are using STM32Fxxx.Can U help us to provide the information on how to convert USB Standard peripheral library to HAL Library?Actually we are currently working on USB OTG Stack Implementation and not ab...

STM32F746 DMA SPI's Clock is incoherent

Posted on August 07, 2017 at 16:34As the title says, the clock's wave is as below for DMA SPI2's Clock:My DMA SPI Setting is as below with red color: if(hspi->Instance==SPI2) { /* USER CODE BEGIN SPI2_MspInit 0 */ /* USER CODE END SPI2_MspInit 0 */ ...

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STM32 RTC resets itself

Posted on August 04, 2017 at 08:06Hello,I have troubles with the STM32L467. I am using the RTC without any extra settings like alarm or tamper. I have set the time via STM32Cube and at some points in the code the chip reads out the time.My problem i...

nikola2 by Associate II
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USART 3 Receive Interrupt not working

Posted on August 04, 2017 at 15:48i have build with stm32cubemx usart 3 pc10 pc11 pin of stm32f446 115200,n,8,1 full duplex use with interrupt and receive interrupt not working all working fine if use alternate function uart4 on the same pin i think...

STM32F2xx Interfacing CMOS Image Sensor

Posted on August 07, 2017 at 07:17Hi,   Good day,   I an new in Image sensing technology.   Is 2752 x 2004 pixels image sensor can interface with STM32F2xx?   Waiting for reply.  Thanks in Advance.Nandish Jasani.