STM32 MCUs Products

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Forum Posts

STM32L152 recieves garbage via USART3

Posted on June 25, 2018 at 13:33Hi,I am new to STM32 and  using the STM32L152 to transmit and receive characters via USART. I can transmit data with no problem but when i want to recieve data using the Hterminal, the mcu always gets an extra charact...

An error in the reference manual for STM32L4?

Posted on June 15, 2018 at 01:26I think there is an error In http://www.st.com/content/ccc/resource/technical/document/reference_manual/02/35/09/0c/4f/f7/40/03/DM00083560.pdf/files/DM00083560.pdf/jcr:content/translations/en.DM00083560.pdf. In figure...

M. Jeong by Associate II
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How to know if it is necessary a Rext in HSE crystal?

Posted on June 26, 2018 at 11:19Hi everyone,I'm working on an STM32F1 platform. I'm using this crystal ABMM2-8.000MHZ-E2-T for the HSE setting.I made of the calculation according to the application note AN2867:According to the datasheet ABMM2-8.000M...

RTC Year?

Posted on June 23, 2018 at 02:06 Hi, Why the RTC Year is a uint8_t and value must be b/w 0 and 99? How do we map to real year? Thx /** * @brief RTC Date structure definition */ typedef struct { uint8_t WeekDay; /*!< Specifies the RTC D...

I2C Master Clock Stretching STM32F746

Posted on June 26, 2018 at 08:29I am experiencing a strange problem with the Clock stretching and the STM32f746. The STM is Bus Master and the slave is a MCP9600 that requires clock stretching.The data sheet of the MCP requires 60us stretching.Using...

ferrario by Associate III
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STM32 USART Additional features?

Posted on June 26, 2018 at 08:17Using STM32F0xx USART to communicate simplex in standard asynchronous mode (8 bits + parity) with many STM32F0xx slaves. Want to use additional USART features. Did understand and can use Idle and Break detection.What ...

JuM by Senior
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