STM32 MCUs products

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lwip ping slow in debug mode

Posted on February 26, 2015 at 09:35I use cube1.3.0 lwip on STM429. It can work and ping ok in release mode. But in debug mode when I use keil and st-link, it always timeout. I have tried ping and TCP recv/send, it's response 2-3 seconds. Link bel...

ray by Associate II
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USART Interrupt Handler

Posted on February 26, 2015 at 18:51HI.I have a board with stm32f407. I Have ported UCOSII on it and in one of tasks enable USART3 and its interrupt handler. USART works correct at sending  but my probelm is this:I can not recieve any thing on my in...

STM32F4 timing application question

Posted on February 05, 2015 at 19:44The application is to use a STM32F4, but not allow the core to enter any level of ISR at the time it's supposed to service a TIMER interrupt. The application needs the TIMER events to be repeatable down to clock c...

STM32F4xx small size

Posted on February 25, 2015 at 00:53Hi,do you (ST) have in plan to make a small footprint STM32F4xx devices?Like 32 or 48 pins?There are times when you just need a lot of power (FFT, DSP) but not so much pins.Like STM32F446 is a great, but unfortuna...

tm3341 by Associate II
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STM32F4 oddities in stm32f4xx_hal_adc.c

Posted on January 23, 2015 at 01:57 In the STM32F4xx HAL, file stm32f4xx_hal_adc.c there is this code /* Check if ADC peripheral is disabled in order to enable it and wait during Tstab time the ADC's stabilization */ if((hadc->In...

STM32F373 SDADC1 trigger by Timer 19

Posted on November 07, 2014 at 11:22 Hi all! This is my first project with ST micro. I have evaluation board stm32373c-eval. I have generated low level code with STM32cubeMX. I want start SDADC1 triggered by TIMER19 but the SDADC1 start...

enrico by Associate
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STM32L053 I2C size managment error

Posted on November 04, 2014 at 17:13Hello everybody.I hope someone could help...I work with a STM32L053 and should communicate over I2C with a sensor. I checked the delivered examples from the STM32CubeL0 and can initialise the I2C. But when I send ...

thierry2 by Associate
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I2C HAL driver and Word data

Posted on January 22, 2015 at 09:44Hi How can I send and receive  word data  in I2c bus. ( in new  HAL LIBRARY   STM32F1cube) some sensor need word data. thanks.

HAL versus Keil RTOS

Posted on December 16, 2014 at 09:17I've written for years applications using Keil RTOS without problems.Now I'm trying to use HAL device drivers, but it seem they are incompatible...Anyone has some ideas or suggestion?

giuseppe by Associate II
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