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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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STM32L0 RTC wakeup time offset (in STOP mode)

Posted on November 12, 2015 at 02:36Hi,I'm using an STM32L051R8 clocked off HSI 16Mhz and with a 32.768KHz external crystal (LSE) that drives the RTC and an LPTIMER.I have set the RTC to generate periodic wakeup interrupts every X seconds, just befo...

koenvv by Associate II
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I2C/SMBus doesn't respond to ARA

Posted on November 10, 2015 at 15:53 Hello guys, I'm running a communication between two STM32F4 via SMBus. For configuration I use HAL Drivers and CubeMX. Pin Configuration: PB7 ------> I2C1_SDA PB8 ------> I2C1_SCL PB5 ...

spike on a GPIO pin on power ON

Posted on November 11, 2015 at 08:35Hi STM32 forum.I am working on a custom board with STM32F030 controller on it. In my setup the GPIOs are connected to triac ICs which drive the external load(bulbs). The GPIOs init is as given below: GPIO_InitType...

STM32F072 Baudrate Fault

Posted on November 12, 2015 at 09:06 Hi, I am using STM32F072C8 uC and i configrated USART1 as 9600 bps. When I was sending some data,i don't receive correctly any data(when my serial port program set 9600bps).But i change my program baudr...

STM32Cube FreeRTOS cmsis_os.c osPoolAlloc bug

Posted on November 11, 2015 at 18:58Hi,This code generated by STM32Cube with FreeRTOS looks like it has a bug. To reproduce, create a small pool. Allocate a single item that is not free'd then, allocate and deallocate sucessive items. The pool will ...

STM32 F4xx CMSIS RTX RTOS , run with DMP MPU6050

Posted on November 12, 2015 at 08:23i have mpu6050 sensor , and i using DMP motion driver 5.1 from invensense. My question is, why my RTOS task is stoped if i using DMPinit in my program ? please help me. how to setting RTX config to run the DMP (i2...

Unable to erase Flash sector - STM32F4Discovery

Posted on November 11, 2015 at 17:41I have the following code:  FLASH_EraseInitTypeDef EraseInitStruct;    __HAL_FLASH_INSTRUCTION_CACHE_RESET ();     __HAL_FLASH_INSTRUCTION_CACHE_ENABLE ();     HAL_FLASH_Unlock ();     /* Get the 1st sector to er...

Java just broke

Posted on November 10, 2015 at 20:49And with it broke the STM32CubeMX tool. Probably nothing can be done until Oracle fixes their Java install files.

LMI2 by Lead
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