STM32 MCUs Products

Ask questions, find answers, and share insights on STM32 products and their technical features.

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

Logarithm and exponential function

Posted on March 09, 2015 at 10:02Hello, I am using STM32F3 Discovery kit. I need to calculate logarithms and exponential function (e^x). I cant find these functions anywhere. Are they in any libraries from ST? Thank you for answers

j3lda by Associate II
  • 1918 Views
  • 2 replies
  • 0 kudos

STemWin V5.26 not displaying extended characters?

Posted on February 02, 2015 at 18:52 I'd like to display the characters on the ''GUI_Font20_1'' font above I have modified the ''Hello World example (STM32Cube_FW_F4_V1.4.0\Projects\STM32F429I-Discovery\Applications\STemWin\STemWin_HelloWorld) ...

hbarta2 by Associate III
  • 756 Views
  • 3 replies
  • 0 kudos

Ethernet cable connection

Posted on December 05, 2013 at 14:45Dear all, I'm trying to work with ethernet communication and I started with '' AN3376: STM32F2x7 In-Application Programming (IAP) over Ethernet ''. Example works properly but boards must be connected to the ethern...

momede by Associate II
  • 1141 Views
  • 2 replies
  • 0 kudos

SPI with mixed DMA / manual XFER and TXFIFO issue

Posted on February 15, 2015 at 21:59I am using SPI in slave mode with a mix of manual transmission/reception at the beginning of my message protocol (first 3 bytes manual), then DMA in the middle for the data transfer, then manual ACK/NAK byte respo...

gahelton1 by Associate III
  • 895 Views
  • 4 replies
  • 0 kudos

STM32F303 clock startup

Posted on March 06, 2015 at 15:15With a clock module connected to the OSCin (HSE) does the chip start up using that or does the internal osc start the MCU and a s/w setup change over to the external clock? Otherwise how does it know what frequency i...

gbigden by Associate III
  • 1520 Views
  • 9 replies
  • 0 kudos

External memory newbie question

Posted on March 08, 2015 at 00:19Hi everyone, thanks for the time you�re taking for reading this.I�m trying to make a small board that�s capable of running linux for testing purposes. There are for sale some system on modules (SOM) that seem quite r...

leaf05 by Associate
  • 605 Views
  • 2 replies
  • 0 kudos