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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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STM32L0x1 Accurate LSE Clocks

Posted on October 21, 2015 at 17:40Hello! We are trying to generate a clock signal around 1.024MHz.  We currently have a 32768 watch crystal connected up and are hoping to get at least the 0.5% accuracy as alluded to in the reference guide:Multispee...

marcie by Associate
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STM32l052 exti problem

Posted on August 22, 2015 at 20:27Hi. I have three buttons connected to PB12, PB13, PB14. I use the following code:   GPIO_InitStruct.Pin = GPIO_PIN_12 | GPIO_PIN_13| GPIO_PIN_14;   GPIO_InitStruct.Mode = GPIO_MODE_IT_RISING;   GPIO_InitStruct.Pull ...

baev_al by Associate II
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HAL_UART_Transmit_DMA

Posted on October 21, 2015 at 19:20Hi,I am using STM32F746.It is connected with ST wifi module(SPWF01SC) via UART./* Buffer used for transmission */uint8_t aTxBuffer[] = ''AT+S.SOCKD=8825\r\n'';/* Buffer used for reception */uint8_t aRxBuffer[RXBUFF...

Nandy K by Associate II
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STM32 DFU Bootloader Deleted

Posted on October 21, 2015 at 10:25Hello. I'm using an STBee evaluation board that has STM32103VE.I accidentally overwritten the bootloader using the ULINK2 debugger using Keil.I thought there should be no problem since I have the DFU hex file but a...

TIMx Input Capture Prescaler does not work

Posted on October 21, 2015 at 13:26 I'm experiencing a problem very similar to the post titled ''Design Anomaly with TIMx...'' using the STM32F429i-DISCO Board and IAR Workbench. Despite several related posts, I have not found a solution. My 2-ch...

STemWin libraries

Posted on October 16, 2015 at 10:54I've found that on the ST32F429 DISCO that the library STemWin STemWin522_CM4_OS_GCC.a works and yet the later version STemWin528_CM4_OS_GCC.a does not. Its hangs somewhere after GUI_X_Config(). I have the CRC modu...

STM32F469-Discovery availability

Posted on October 11, 2015 at 14:46Hello to all,question to ST employees (not anyone else).When will be STM32F469-Discovery available for buy?Thanks for answer.

tm3341 by Associate II
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Active Low Output GPIO Initialization on STM32F051

Posted on October 19, 2015 at 10:38Hi, I would like to make sure that an active low signal is inactive when I call GPIO_Init(). My first idea is to set the ODR register via BRR/BSRR, i.e. with the GPIO_WriteBit() call before I call GPIO_Init(). Wil...