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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New to STM32F405xx, general architecture feasability

Posted on September 10, 2012 at 11:52Hi all,Coming from AVR 8 bits architecture, I plan to work (hard) to develop an IMU under STM32F405xx now.I'd like to know if the following architecture is correct. I believe it's possible from my first readings ...

neoirto by Associate II
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STM32F10x peripheral driver bug

Posted on September 09, 2012 at 16:31 I found the following bug. I have a 16MHz crystal on my board design. I use the STM32F103RB uC with Atollic True Studio Lite 3.2. The stm32f10x.h advises me to set theHSE_VALUE according to my crys...

rigomate by Associate II
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STM32F103RE: ISP bootloader doesn't work correctly

Posted on September 05, 2012 at 15:58Hello, I just started a new project with the F103RE controller. Opposed to the F103RB I have used before, the ISP bootloader in this chip simply does not work. Though it is obviously running correctly (verified b...

tilmann by Associate III
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Timer Duration Count With Interrupt

Posted on September 10, 2012 at 12:26A fairly basic thing to do which I am struggling to find any precise examples for.I want to be able to setup a Comms timeout - specifically on an SPI connection whereby if  I don't get a response to a command I s...

dclark9 by Associate II
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  • 5 replies
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STM32F4 USB Host HS for MSC

Posted on May 26, 2012 at 17:08hi all i try to work with usb host hs for msc. but no answer ! my program in this instruction looped :     do     {       status = USBH_MSC_Read10(&USB_OTG_Core, buff, sector, 512*count);       USBH_MSC_HandleBOTXfer(&...

jt1355 by Associate
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SYSTICK is really funky - I think

Posted on September 10, 2012 at 09:25In my application I set up SysTick with: SysTick_Config(SystemCoreClock / 1000);to generate a 1ms interrupt.I got some weird timing anomalies and eventually used a timer interrupt to generate 1ms interrupts using...

carl2399 by Associate II
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Internal temperature sensor

Posted on July 02, 2011 at 20:18Hello.I'm trying to use the internal temperature sensor, but I can't understand the reference manual formula:  Temp = ((V25 - Vsense) / Avg_slope) + 25).In the product datasheet, it says V25 is 1.41 V and Avg_slope is...

Recover ST-LINK firmware

Posted on September 07, 2012 at 14:29Hi, I would like to know if its posible to restore st-link firmware on the STM32F103C8. I have 2 boards and I tried to program it to play a little with USB. Can I restore it? How? Thanks in advance.

rmarku by Associate
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HSERDY bit is always 0

Posted on September 08, 2012 at 14:48Hi guys, I have a board from hardware guys who told me they had tested this board and everything is fine including SPI1. But I cannot let my SPI1 working because status register bit TXE is always 0. From the spec...

UART4 Rx

Posted on September 10, 2012 at 04:03Hello every1, few days ago i had a problem with uart tx and nw i have solved that problem. so my tx is working fine now. my rx is working too but very slow and gets junk values. below is my code. int main(void) {...

vivek2 by Associate II
  • 619 Views
  • 4 replies
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