Ask questions, find answers, and share insights on STM32 products and their technical features.
Posted on March 04, 2014 at 00:42Hi all,I am playing with SPI examples of STM32L recently and would like to ask a simple question about the SPI clock rate. When I read through the datasheet, it mentions APB1 and APB2 have maximal frequency of 32MHz...
Posted on July 30, 2013 at 10:08I have managed to make Flash loader demonstrator work with my FTDI. Whenever I want to connect to my STM32F4 Discovery board I have to do that in two steps. Firstly I connect proper pins from FTDI to PCB, then I open ...
Posted on March 09, 2012 at 16:41Want to read my LIS302 sensor with software I2C (bit banging)Hardware i2c works.Here is some code.Please help me with software i2c...http://pastebin.com/d0M9jRaY
Posted on March 03, 2014 at 16:35Hello everybody. I want to use lan8720 ethernet interface with the interrupt pin. But the interrupt pin is the same with the refclk out. So if I use anexternal 25Mhz clock, or the stm32f4 mco pin, need to connect the...
Posted on March 02, 2014 at 16:14Hello,I want to use DSP library functions on STM32L1xx.STM32L1xx is using ARM-cortex M3, same as STM32F1xx. How can I include the DSP library (ST library or CMSIS library) to a project?Thanks #stm32l1xx-and-dsp-li...
Posted on March 03, 2014 at 11:28 Helllooooooooo,I want to use the configured timer as a trigger for the A/D converter. I have to set up an interrupt service routine (that will be called when new data is ready to be read) to read the data and fill a...
Posted on March 03, 2014 at 10:37Hello,I'm new in microcontroller world and have a question. What is preload register in TIM3? I really don't understand it's meaning. So could somebody help me, please. #preload-register
Posted on February 28, 2014 at 15:05 Hello, I would like to be sure I understand the linker script that I am using. My main question is : the code is it copy to RAM before to be executed? I think It's not the case, because the code is ...
Posted on March 03, 2014 at 12:24I'm trying to configure SPI to work with a ST7565 GLCD library which is given here ( ). For now, I'm trying to use SPI1 to achieve this. When the init function -which is given below- is called in main(), it causes t...
Posted on December 19, 2013 at 09:59Hi all,I'm trying to compile the ''STM32F4 Demo Builder V1.3.0'' source, but it fails in in the ''usbd_audio_out_if.h'' file since the included file ''stm324xg_usb_audio_codec.h'' does not exist. I've searched the...
