STM32 MCUs Products

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Forum Posts

How to use PA5 as gpio?

Posted on January 01, 2018 at 22:31HiI'm using STM32F429I Discovery Board. I need to use the PA5 pin as gpio. But I did not get any output from the PA5 pin.The PA5 pin appears as an unused pin. GPIO_InitTypeDef GPIO_InitStructure; RCC_AHB1PeriphClo...

I2C send only adress block in data transfer

Posted on December 21, 2017 at 13:32Hi,For few days I am trying to send some data over I2C2 interface. I am working with stm32f072-nucleo board.Unfortunately something goes wrong because stm32 send only address with no data which should be transfere...

licencje1 by Associate II
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DMA MEM2MEM Code generation

Posted on January 02, 2018 at 09:54Hello, I am transferring bytes from SRAM to GPIOA ODR . really confused after seeing the code generated by cubemx. here is a snapshot  (SRAM is src and GPIOA is dst )Why ''MemInc'' is disabled ? perhaps it treats D...

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n.serina by Associate III
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Layout guide for STM32L053R8

Posted on December 31, 2017 at 02:18For the life of me I can't find the recommended PCB layout guide for the above chip (STM32L053R8)? Can anyone be so kind and link? Does it exist? Am I searching for the wrong thing?Best Regards,Sam#stm32l0

Receive in Canbus

Posted on January 01, 2018 at 22:29aHello friends ,I have a few questions about Receive in Canbus if i want Receive message with interruption I must use HAL_CAN_Receive_IT  How can i Be aware of the existence of a new message ? How can i set device ...

Pedram by Associate III
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How do you detect an ethernet cable disconnection?

Posted on December 26, 2017 at 11:39Hi,Iam using an stm32F746 nucleo board and run the web server example with Netconn RTOS.Working fine, IP is given and samples html files are loaded.However the ethernet cable disconnection is not being detected (s...

STM32F0 timer as counter to count external pulses

Posted on October 16, 2017 at 12:18Hi,I am using STM32F051R8T6 to simply use the timer to count external pulses. I have referred the reference manual RM0091 and have used the function given in the Standard peripheral library. I am using PA9 to recei...