STM32 MCUs Products

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New possibilities for the ultra-low power segment!

STM32U0 is the first Cortex-M0+ with a static consumption of only 160 nA in standby mode with RTC (Real-Time Clock) and 16 nA in shutdown. It also achieves 118 points in CoreMark and targets SESIP level 3 and PSA level 1 focusing on firmware code pro...

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Resolved! STM32F7xx_hal_tim_ex.c Bug report

Posted on June 14, 2017 at 05:44 Hi all, i generated the pwm related source code using CubeMX 4.21 but it dit not work. Target MCU : ST32F746NG The following general PWM code works normally but not with DMA Functions. HAL_TIM_PWM_Star...

problem with startup on stm32f407

Posted on June 13, 2017 at 14:46very weird problem ive got here. im working on a big project which was passed over to me , so im quite new in this field and still studying the project as well. the programs runs, with no problems. i added a function ...

Do I need to lock interrupt on stm32?

Posted on June 14, 2017 at 11:28Hello,I wondered it writing / reading 32 bit values on a stm32 controller is atomic. The actual question is:If I have an interrupt handler which writes a uint32_t value and an application which reads the same value, d...

In burst mode, can addresses be increased?

Posted on June 14, 2017 at 10:47In burst mode, when the destination address is set to fixed, STM32F7 chip can increase the address? Because i see the Samsung chip can do this:So want to confirm the above content, thanks.#stm32f7-dma-brust

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Eastar L by Associate
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How can I read data thru a GPIO configuread as EXTI?

Posted on June 13, 2017 at 12:32I'm trying to read an external ADC output.The data are provided thru a DRDY pin.When the DRDY falls, it generates an interruption in my STM32L1 (falling edge). Then, I must read the DRDY level eevery rising edge of a ...

amelendez by Associate III
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STM32F7 Disco ADC issue

Posted on June 13, 2017 at 08:09Hello all,I am trying to read the ADC value from PA0 pin on a STM32F7 Disco board but without any success.The issue is that the ADC reading is acting as the pin is floatingI suspect that the initialization code is not...