STM32 MCUs Products

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Mearsure CPU Load

Posted on May 02, 2018 at 14:42Good afternoon everybodyI am a beginner, and I have a question about CPU load.How can I measure CPU load value from STM32F07 kit ?

Resolved! TIMER 3 Interrupt

Posted on April 25, 2018 at 13:01Hi all,This is a question regarding STM32F0 TIM3.I have written this code in keil compiler/***** main.c*****/&sharpinclude<stm32f0xx.h>&sharpinclude<stm32f030x8.h>void GPIO_Init(void);  void TIM3_Init(void);int main(...

sanju by Senior
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Problem reading MAX17205 Fuel Gauge over I2C

Posted on April 30, 2018 at 10:52Hi,I have a MAX17205 Fuel Gauge connected to an STM32373C-EVAL board over I2C. I'm trying to read the DEVNAME register on the MAX17205 as a communication test but am getting a NACK error. I've checked the I2C signals...

MX_RTC_Init STM32CubeMX 4.24 error

Posted on January 31, 2018 at 13:44Hello! I've found a bug in RTC adjustment, when I used STM32CubeMX 4.24 for STM32L0.MX_RTC_Init does not activate RTC because of HAL_RTCEx_BKUPRead/HAL_RTCEx_BKUPWrite 'guard'. For example, 4.23 version did not wra...

Possible bug in RTC code

Posted on March 03, 2018 at 19:21 Hi, I think there is a bug in code generated by CubeMX for RTC. Problem is that if you enable wake-up timer interrupt in Cube, it is only enabled after you first power up MCU. MX_RTC_Initchecks value of backup ...

Voltage regulator in STM32f4x

Posted on May 02, 2018 at 06:06Hello I am using stm32f446re nucleo board and trying out some power saving code . in RM i found this Bit 0 LPDS: Low-power deepsleepThis bit is set and cleared by software. It works together with the PDDS bit.0:Main vo...

n.serina by Associate III
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USB unexpected resets STM32F7

Posted on May 01, 2018 at 23:55I'm looking for any pointers here on where to start debugging.I have a composite device based on example code that implements CDC device + FATfs and MSC device. The FATfs and MSC are not active at the same time. The CD...

Using a stand-alone STM32

Posted on February 05, 2018 at 21:46I want to move from a Nucleo board to a PCB with a 'stand-alone' STM32F7.The STM32 Hardware Development Guide had great information, but I'm still a bit unclear about some issues:1. The guide emphasizes that the v...