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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STM32F TIM8 PWM

Posted on September 26, 2012 at 18:20Hello!I'm trying to get an STM32F407 with the LQFP176 Pinout to output in OC PWM1 mode.  My code is as follows:  /* set up GPIO as timer output GPIOI 5, TIM 8 CH 1*/    RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOI...

IIR functions in DSP libraries (STM32F407xx)

Posted on September 28, 2012 at 19:08Dear colleagues,          are there any stable libraries for IIR (recursive) filters for the STM32F4x, aside of the CMSIS DSP software library? The CMSIS has only lattice (arm_iir_lattice***) or biquad (arm_biqua...

Those wonderful hardware people ....

Posted on September 27, 2012 at 18:12.... substituted a 64 pin for a 100 pin f105 and 'forgot' to put a pull-up on a pin for me to 'see' which model. Of course, they built a lot of them before I found out. unfortunately there are no useable PD or PE...

emalund by Associate III
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Starting with STM32

Posted on September 24, 2012 at 15:46Hi, I'm migrating from 8-bit AVR to STM32. I have purchased already a STM3220G-EVAL board with STM32F207 CPU. The first task I want to accomplish is to get a ''Hello World'' application running on this board via ...

dimax by Senior
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SMT32F103x_XL FLASH bank 2 stays BUSY

Posted on September 12, 2012 at 08:21Hi all,I am using an STM32F103ZG with the STM32F10x_StdPeriph Library. I started the development of the project with Keil ARM-MDK but now moved over to GCC.The switch over has gone pretty smooth until now. I use ...

hermanv by Associate II
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3,2'' TFT LCD with FSMC

Posted on September 18, 2012 at 09:16Hi everybody. I'm trying to display a bmp on 3,2'' TFT by using FSMC and stm32f4 graphic drivers. I've done writing some texts changing backcolour drawing pixels but when I want to draw or drive a bmp file with L...

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STM32F405: Read 100% duty cycle

Posted on September 27, 2012 at 11:21I am using STM32F405 in an application and in order to start working with the PWM module I have to check that I read a 100% duty cycle on one channel input. I've been reading documentation, but it seems that inp...

miriarte by Associate II
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maximum throughput for usart

Posted on September 25, 2012 at 04:22Hello All,   Finally got to a stm32 discovery specific question. I've turned my baud up to a really high rate 921600. I have a simple loop that sends a request for data and then gets data back from the stm32 as f...

Checking for USART Buffer Overflows

Posted on September 27, 2012 at 15:27Should I be checking for buffer overflows? Do I just clear the bit if the interrupt occurs? What is the best way to handle buffer overflows?

wbarkley by Associate II
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