STM32 MCUs Products

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Forum Posts

FLASH Erase Time

Posted on January 26, 2016 at 14:15Hello..I want to erase flash memory in STM32F207 by sector.But the Erase time is 1sec typically like following table(datasheet).(3.3V VPP, 120MHz)   I want to reduce the erase time into about 100ms ~ 300ms.How can ...

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Kim.Andy by Associate III
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  • 3 replies
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STM Cube Firmware Package

Posted on January 22, 2016 at 04:18Hi.I cannot successfully load and compile the STM32F103RB-Nucleo project. I have System Workbench for STM32, which I recently setup. I carry out the instruction exactly as per page16 of UM1847, and I get the error:...

mbmail4 by Associate II
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  • 9 replies
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STM32F091 and ethernet

Posted on January 27, 2016 at 01:07Hello and thanks always.Does anyone here have any experience programming using mbed a STM32 Nucleo board connected to an ethernet shield??I am having problems making this work, even though I follow all instructions...

d_aliaga by Associate II
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  • 2 replies
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I2C2 SMBus commands on STM32F030CC

Posted on January 26, 2016 at 22:12Hello everyone.I was trying to use STM32F030CC  to communicate with device which uses SMBus, through I2C2(which does not support SMBus).It acknowledges my first write command but afterwards that I2C2 is Busy and hu...

karlis by Associate II
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  • 1 replies
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STM32L476 PWM generation through DMA transfer for WS2812

Posted on January 26, 2016 at 01:36 Hi guys, I am here again because I have a problem. I'm trying to control a WS2812 16xLED ring using TIM2 on the Nucleo-L476 board. I successfully communicated to the ring and for a single time I can control it...

angeletti by Associate II
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  • 6 replies
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A question for Diskio_drvTypeDef USER_Driver?

Posted on January 26, 2016 at 21:24 Guys, I have question for : Diskio_drvTypeDef USER_Driver Code : /* Private function prototypes -----------------------------------------------*/ DSTATUS USER_initialize (BYTE pdrv); DSTATUS USE...

Standard Periph Library vs HAL

Posted on January 26, 2016 at 11:29Hi everybody.I confuse.I just begun study STM32 series.In a month, i studied hard STM32F3, F4 and i used Standard Perish Library.But, when i used STM32CubeMX, this application creat HAL base projects.what is better...

STM32F030CC, I2C1 busy after I2C_TransferHandling

Posted on January 26, 2016 at 16:47Hello, this is my first time on this forum. I was using STM32F030F4 for communication with battery (SMBus). I decided to change it for STM32F030CC, but it seems like my I2C1 is not working properly any more. I used...

karlis by Associate II
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  • 1 replies
  • 0 kudos

STM32Cube_FW_L4 V1.2.0 bug ?

Posted on January 20, 2016 at 21:52While trying to use GPIO inputs as inputs for the ADC, I discovered that the ADC control mode was not programmed correctly in the function HAL_GPIO_Init. I replaced:         temp &= ~(GPIO_ASCR_ASC0 << position) ; ...

bas by Associate
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  • 2 replies
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STM32F429 and STM32F469 FMC limitations

Posted on January 22, 2016 at 18:19Hi Does any one know the minimum lead count device I need to choose on STM32F429 to ensure it supports SDR SDRAM memory? In the datasheet it only mentions 100L can only support PSRAM and some other Flash based.I wo...