STM32 MCUs products

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

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...

gif-stm32u0.gif

Compiler optimization options

Posted on February 10, 2016 at 17:21I am using Embitz as IDE and a NucleoL152 as development platform.I tried this thing. An array of integers of 1024 elements (from 0 to 1023) was copied to two different arrays, one using CPU memory transfer and th...

STM34F411-Nucleo USART stop TX interrupt advice

Posted on February 10, 2016 at 10:11 Hi, I'm trying to get comms between USART1 and USART6 working. I can send from USART1 to USART6 using interrupts and it works. What I am trying to do now is control the sending interrupt, but I think I...

dman by Associate II
  • 539 Views
  • 12 replies
  • 0 kudos

STM32F429-Discovery, SPI problem

Posted on February 11, 2016 at 10:06 Hi. I need SPI to connect a radiomodule NRF24L I'm using STM32F429-discovery. According to the UM1670 pins PE2 trhough PE6 are free (nothing is connected to them). PE2 can be used as SPI4-SCK, PE5 – SPI4-MI...

baev_al by Associate II
  • 333 Views
  • 4 replies
  • 0 kudos

Extra SPI Clock Pulse on Initial Transfer

Posted on February 11, 2016 at 14:24 I am using an STM32L152 with the HAL library. I initialize the spi bus similar to the example code from STM32CubeMx. However, the very first spi transaction always has a wide extra clock pulse (see attachment...

ST-Link/V2-ISOL not connecting

Posted on February 08, 2016 at 22:47Hi, I am using STM32F10x controllers in a number of projects and have been programming these with ST-Link/V2 for a couple of years now with no issues at all. I just received a couple of ST-Link/V2-ISOL. These are ...

elmar by Associate II
  • 843 Views
  • 7 replies
  • 0 kudos

stm32 i2c communication

Posted on February 11, 2016 at 14:54I am new to the CPAL i2c library. Please help me make a code using this library to receive data from another microcontroller. ARM is supposed to run in SLAVE mode at 100kbps.  

I2C Peripheral issues with STM32F103C8

Posted on February 11, 2016 at 13:24Hi,Sorry if I've opened a discussion on an issue already solved...I've recently started a new project on a board with STM32F103C8 on it (the small cheap 40 pin board from ebay). I made the base project with CubeMX...

paul90g by Associate
  • 209 Views
  • 0 replies
  • 0 kudos

STM32F4 /F7 USB HS PHY max speed

Posted on February 10, 2016 at 11:29Hi, at the moment im using a STM32F3 as custom FS HID device to send 1000 64byte packets each second (64kb/s) to host pc. i would like to increase the speed so im wondering which speed i can get with the external...

Memcpy vs DMA

Posted on February 10, 2016 at 16:47hi, I'm using the STM32f407-discovery board example of DMA_FLASH_RAM.I've noticed by using systics for time measurements, that memcpy provides better timing than DMA.for example.I have 16bit array of 64 elements t...

haukeye by Associate II
  • 3051 Views
  • 5 replies
  • 0 kudos
Labels