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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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STMStudio V3 Problem

Posted on July 18, 2012 at 19:59 Hi Friends from ST and dear fellows. I'm using STMStudio with yagarto toolchain and STLIB with the STM32F4Discovery. Up to release 2.2 of STMStudio I was able to import any global variable avaliable from inside...

STM32L151RD inexplicable/weird crash

Posted on October 03, 2013 at 17:15 Hi, I developed an application using the STM32L152D Evaluation board and everything was working as expected. The application was then moved to the actual project which uses a STM32L151RD microcontroller...

andrei by Associate II
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DMA and two or more U(S)ARTs

Posted on October 03, 2013 at 09:50Can I configure two usart's to use one DMA? In datasheet there is table called ''DMAx request mapping'' and for stm32f40/1/2/3 eg. UART4 uses channel 4 for RX and TX DMA trigger on stream 2 and 4. Can I configure s...

pawwodko by Associate II
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STM32 F0 hangs when using USART & interrupts

Posted on October 04, 2013 at 04:46Hi, I'm trying t owrite robust code for USART communication with embedded modem like module. Since communication is not strict command-response manner, but module can send messages also in asynhrounous manner (spor...

STM32F407 DMA USART Issue?

Posted on September 20, 2013 at 17:30Hello, I am using a STM32F407. My application needs both USART1 and USART6 to concurrently receive data. I would like to use DMA2 to transfer data received from each USART to external RAM via the FSMC and ensure...

jnalasco by Associate
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timer TIM2 to TIM5 behavior, stm32f4 discovery board

Posted on September 30, 2013 at 13:14 hello all and thanks for your help, I'm working with stm32f4 discovery board and I will like to use two different timers. For the timer TIM3 after a long work I set certain parameters so I can have my des...

jpablo by Associate II
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Development tool for STM32F4

Posted on October 01, 2013 at 08:03Hello      I am Working with STM32F4 Discovery since couple of months.I have tried few basic program with this and now trying  to do some more advance assignments like USB serial,CAN implementation with STM32F4 Dis...

Stm32L151rct6a EXTI Configuration Hang Problem

Posted on October 03, 2013 at 08:47STM32L151RCT6A under IAR Compiler, board hangs when I do these steps  /* Enable SYSCFG clock */  RCC_APB2PeriphClockCmd(RCC_APB2Periph_SYSCFG, ENABLE);  /* Connect EXTI1 Line to PA9 pin */  SYSCFG_EXTILineConfig(EX...

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