STM32 MCUs Products

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Resolved! STM32F4 doesn't capture correct number of pulses

Posted on April 25, 2017 at 19:09Hello:I'm using an STM32F4 to capture low frequency pulses below 50Hz. The source is sending exactly 20 pulses, with a DC of about 25%. The input pin to the STM32F4 confirms 20 pulses. However, the STM32F4 seems to c...

Problem with input capture direct mode.

Posted on April 25, 2017 at 22:00Hello. Stm32f407VGt6 (STM32F4Discovery) Cube Sw4stm32 The function 'Input capture' on stm32f407vgt6 does not work. The interrupt program does not work. In this case, if  download the same program in stm32f103vet6, th...

HAL_UART_Receive_IT did not trigger IRQ

Posted on April 25, 2017 at 04:48I am using the example to create a UART receive STM32Cube_FW_F4_V1.15.0\Projects\STM32F411RE-Nucleo\Examples\UART\UART_Printf\SW4STM32When I used the 'HAL_UART_Receive', then it is fine.I have made following changes ...

GPIO - arduino pin mapping for STM32F769I-discovery?

Posted on April 24, 2017 at 06:35Hi , I have succesfuly managed to merge the GPIO example code into my project.I am using the audio application project as the base project.The GPIO button toggles the LED.I would like to define 3 GPIO pins as digital...

benyBoy by Associate II
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Resolved! HAL_RTC_SetTime() - Changing daylight

Posted on April 25, 2017 at 10:19I have some problems to understand the functionality of HAL_RTC_SetTime().It is possible to set time and daylight handling data. This makes sense.But how can I adjust the daylight without the other time data? Or the ...

Problem with USB3300 and STM32F205

Posted on April 25, 2017 at 15:50I'm trying to to use USB3300 board with stm32f205 in Host mode, but it doesn't work properly. I see that VBUS Led is off, so I tried to use external power supply but it doesn't work. Any help ?

MMFAR Strange Address

Posted on April 25, 2017 at 15:46Hi, I'm doing a project on an STM32F407 device. I'm getting an intermittent Hardware Fault (see attached). From the stacked PC address the error appears to be happening when vsnprintf had been called and is running. ...

joe by Associate III
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nucleo-F767ZI CAN bug

Posted on April 25, 2017 at 14:10I use CAN1 and CAN3 on the nucleo board and generate CAN code with stmCube version 4.20.After automatic init CAN1 and CAN3 I deinit the can and then I try to init CAN1 again.CAN1 is not working.I'm looking in the can...

CAN STM32F303K8 HAL_TIMEOUT PROBLEM

Posted on April 24, 2017 at 17:17Hii am working with CAN of STM32F303K8  when i use status = HAL_CAN_Receive(&hcan, CAN_FIFO1, 100);status always  HAL_TIMEOUT any help please #can #stm32-can #nucleo-f303 #stm32

abdou si by Associate III
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Flash a cascade of STM32 with bootloader

Posted on April 24, 2017 at 17:10Consider the following setting:One MAIN STM32F407 and one LOW STM32F407.There are both connected via a UART. But only the main is connected with the UART to a flasher.How could I flash both CPU (both are running with...