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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STM32F4 discovery board on Linux

Posted on July 27, 2013 at 17:42 Hi all, I am writing here because I am experiencing problems running the STM32F4 discovery board on a Linux distribution (Slackware 0). Precisely, it seems there is some problem with the communica...

azzalin by Associate
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STM32F4Discovery CDC HOST and Device

Posted on August 02, 2013 at 11:13Hi All,I'm starting a developpement on STM32F4Discovery.I want to use the two USB controler (HS and FS) in CDC Host and device to implement a serial to USB bridge.OTG FS peripheral on device side to connect to PCOTG...

pfifre by Associate II
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Allocating memory for 2x256KB buffer

Posted on August 01, 2013 at 16:01dear all,I trust you are well. I cannot figure this out and I was hoping someone more experienced than me could help me out...I am trying to allocate memory for 2 buffers (of uint16_t type) on a STM32F407ZG. each bu...

STM32F4 custom bootloader Vector table

Posted on August 01, 2013 at 17:00I have a custom bootloader that I flash to the first sector (0x8000000) and when it receives a new program it loads it to 0x8004000. however when It jumps to the program it seems to have problems with a lot of the p...

berge472 by Associate II
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No reaction after plugging board via usb to PC

Posted on August 01, 2013 at 13:52Hi, I have tried to measure the real output voltage on 5V pins so I'd know for sure I won't burn my servo, but after doing so all LEDs went of, nothing happens after connecting board to USB and now on the 5v pin I h...

ufix10 by Associate
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Weird ADC temperature sensor results

Posted on July 31, 2013 at 09:26Hi,I am trying to use internal temperature sensor of STM32VLDiscovery board but I have a little problem. I get ADC conversion result and apply the formula in RM0008, temp = (V25-Vsense)/Avg_slope+25, to calculate temp...

Problem with USB lib

Posted on July 29, 2013 at 16:07Hi, I am testing the usb lib 4.0.0 for the VCP functionality on STM32L15xVB targets with 1.3.1 drvier on Win7 hosts. I tried two tests with both usart bridge and loop back examples and unfortunately seeing the same is...

cemer by Associate II
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Stm32f4 tim7 interrupt problem

Posted on July 26, 2013 at 16:48 Hi 2All! I'm trying to toggle LED with TIM7 interrupt. I'm using STM32f417VG with Coocox CoIDE Code is here: void TIM7Config( void ) { //RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM7,ENABLE); /*TIM7...

M_1 by Associate II
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Is my understanding of NVIC is correct?

Posted on July 31, 2013 at 22:17Hello, I don't know if my understanding of NVIC is correct especially to System Tick Timer. &sharpinclude ''stm32f10x.h'' void NVIC_Configuration(void)  {           uint32_t priorityGroup;                            ...