STM32 MCUs Products

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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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SPI1 clk problem

Posted on August 06, 2015 at 15:20Hi. I'm using STM32F107VCT6 in a project. I need to remap the SPI1 signals to pins PB5 PA4/5/6. when i send the data from SPI1, i see the waves of MOSI but cannot see the wave of SCKL (PA5). why cannot see the waves...

aubin by Associate II
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is there a way for keeping my son out of death

Posted on August 12, 2015 at 19:30hi!!!  when  using stm32f3 discovery board normally ,  the sudden  error has occurred  ,so , i send some of  picture link  about my error https://screencloud.net/v/WFYhttps://screencloud.net/v/whau  if u have experi...

search for matching string on the other string

Posted on August 31, 2015 at 07:49 hi every body i have a problem with strstr function, i receive characters from uart with interrupt & save them on the n length array(buffer array), then in main loop i check buffer with strstr funct...

mhdizgah by Associate II
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STM32 F7 - Discovery gpio interrupts do not return to main

Posted on August 28, 2015 at 22:56HI guysI can simply not see why this is not workingvolatile _Bool DitOn = 0;volatile _Bool DahOn = 0;void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin){ BSP_LED_Toggle(LED1); if(HAL_GPIO_ReadPin(GPIOI,GPIO_PIN_2) == GPI...

hjh by Associate III
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HAL I2C problems

Posted on August 18, 2015 at 07:18I have been trying to use the latest HAL drivers, make thing easier once you understand their complexity. I am up to trying to get the I2C port working. i have no activity on the I2C bus at all the pins remain high ...

.wav player based on STM32F407 using internal DAC

Posted on August 30, 2015 at 20:03Hi, as specified in the topic, I'm trying to create my own wave file player using f4-discovery board. I've managed to configure the DAC, read the file, find the data section, read the samples and I can hear the soun...

konrad23 by Associate
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Putty and STM32F0

Posted on August 29, 2015 at 19:58Hello,I have some questions (they might seems easy to you, but not to me).Im using a STM32F0 discovery and I want to read the USART2 data with putty.Since the USART2 is not directly connected to the PC, I don't know...

edouard by Associate II
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STM32F4: Canbus bootloader

Posted on August 30, 2015 at 17:10Hello,i see that if i activate the bootloader with BOOT0=1 and BOOT1=0 the system stay in the bootloader cycle all the time i mantain the pin configured in this way until restart the cpu. Is possible to jump directl...

STM32F103 Hardware NSS solution

Posted on August 29, 2015 at 00:01Hello.I'm having problems with STM32F103 SPI peripheral. On STM32F072 I could have proper transmission with hardware NSS management, but on STM32F103 it is just pulled low and it stays like that.Is there any solutio...

proc9 by Associate II
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Stop activity

Posted on August 29, 2015 at 07:50Hi, please helpe me for this problem: we program stm32f103 using IARand I wants makes a signal using TIM2 but micro works for one time after programming after turn off power other dont work and stop out signal that ...

v_mo83 by Associate
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