Ask questions, find answers, and share insights on STM32 products and their technical features.
Posted on June 08, 2015 at 22:38Hi. I am porting an audio product that I designed and sell from the PIC32 platform to the STM32F401xc platform.I can read from the SD card using the 4 bit SDIO card interface using DMA2_Stream3 and FATFS vers 11.0.I a...
Posted on June 09, 2015 at 05:04Hi everyone,I have a STM32F072B Nucleo board (god knows why, should have listen to good advises -.-) and IAR Workbench with the 32Kb code limit version. V7.40.In an attempt to get more familiar with IAR tools I was lo...
Posted on June 07, 2015 at 19:46hi everyone i m going to interface encoder with motor the encoder is working perfectly and counting up to 0xFFFF in clock wise direction but when i rotate in counter clockwise direction it,s counting from 0 but from ...
Posted on June 09, 2015 at 17:24Hello, I would like to clock RTC with external clocking signal. The problem is, I have 10MHz TTL 0-5V signal at disposal but pins OSC_IN and OSC_OUT have TC pin structure (standart 3.3V I/O). I cannot simply reduce vo...
Posted on February 11, 2014 at 18:18 Hello, Today, we are using a STM32F405VG which is connected through I2S to a PCM interface of a Bluetooth Controller. The STM32F405VG and the Bluetooth Controller exchange audio data through this I2S with audio f...
Posted on June 05, 2015 at 21:16I am a Stm32 new learner.Recently I have had two Stm32 chips to communicated with eachother by using it wardware SPI.After I wrote the master and slave program and downloaded it into both stm32 chips.I used a logic an...
Posted on June 09, 2015 at 13:46Hello,is it possible to generate a interrupt when the pin NRST is activated??I need to reset some variable before the reset of the microcontroller.Thank's!!! #stm32f4-reset-pin
Posted on May 29, 2015 at 12:46I am novice to ST family. I have added DMA1_Stream5 Handler in keil example. When I put breakpoint over there ,it is not executing . Here is my code . int main(void) { GPIO_InitTypeDef GPIO_InitStructu...
Posted on June 09, 2015 at 10:00I'm getting the following message from my compiler: warning: ''__packed'' redefined [enabled by default] which is defined in the usb_conf.h file from the USB_OTG library, and in the cdefs.h file from the gcc. Any ide...
Posted on May 12, 2015 at 08:35Hello I'm using an STM32F302CB. I use this code to protect the first pages of code which contains a bootloader:[code] uint32_t write_protected = FLASH_OB_GetWRP(); uint32_t protect_mask = OB_WRP_AllPages - BOOTLOADER_W...
