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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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Programming STM32F103 discovery controller via UART1

Posted on September 15, 2014 at 13:13Hi, I am trying to program the standard STM32F1 discovery board (STM32F103 controller) through usart1 (without using the stlink debugger integrated within the board). I have removed 2 jumper associated with CN2. ...

aruns06 by Associate II
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STM32F051K6 NVIC_SetVectorTable

Posted on June 13, 2013 at 06:26Dears,Do STM32F0 support NVIC_SetVectorTable command?I would like to point the vector table as my program start from 0x08001001NVIC_SetVectorTable(NVIC_VectTab_FLASH, 0x1000)Thanks.

ricky by Associate
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Using I2C Interface for MDIO (SMI / MIIM)

Posted on September 15, 2014 at 20:49I have an application where I need to manage a SW that my micro does not have a data interface on.  The switch uses MDIO as the interface for management (not just for PHY configuration).  Has anybody used a I2C p...

mvonahnen by Associate III
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spi in stm32f103

Posted on September 15, 2014 at 16:55hi every bodyim trying to use spi cmsis function in STM32F10x Standard Peripherals Library V3.4when i use examples of its own folder my compiler keil5.11a (with stm periph lib v3.5) shows this error:and i know th...

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mhdizgah by Associate II
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STM32F429 timer debug question

Posted on September 14, 2014 at 20:03Hello friends.I use EWARM as IDE. The platform is STM32F429I-DISCONow I study timers' behavior. When I use one step through the code while debugging (Step Into in the EWARM) the value of the CNT register changes ...

baev_al by Associate II
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STM32F405, rtc issue

Posted on September 13, 2014 at 02:22Dear all, i connected a 32.768Khz quartz to the external clock source (PC14, PC15), i would like to have an interrupt generated each second, for the system clock. Also, i connected a battery between VBAT and gnd,...

Angelo1 by Associate II
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SDD1963 LCD Controller with FSMC

Posted on March 11, 2013 at 20:21Hello, Does anybody already used sdd1963 lcd controller with STM32 through FSMC? The used code to configure the FSMC is: void FSMC_LCD_Init(void) {   FSMC_NORSRAMInitTypeDef  FSMC_NORSRAMInitStructure;   FSMC_NORSRAM...

gsilva by Associate II
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There's a bug of latest ST-Link firmware

Posted on September 14, 2014 at 11:31I'm using the st-link on stm32f4 discovery. I had upgrated the firmware to V2.J21.S0, and there's something wrong when using the printf via SWO. The printf data number inceases fast but there is no data shown in ...

STM32L0 MCU EEPROM write

Posted on July 29, 2014 at 14:44Hi.I use Nucleo board with STM32L0x3 MCU. There are special sequence for EEPROM TYPEPROGRAM_BYTE process? I can write 4 bytes data (TYPEPROGRAM_WORD) but can't write 1 byte data (TYPEPROGRAM_BYTE):uint32_t Address = 0...