Ask questions, find answers, and share insights on STM32 products and their technical features.
Posted on October 26, 2015 at 16:18ST Community - An application has the current design parameters for the STM32F030:CLK: 20MHz external xtal on (PF0 & PF1) internal PLL to 40MHz. Complete. MCO: 40MHz CLK/2 = 20MHz out on PA8 (MCO alternate function...
Posted on October 26, 2015 at 15:56Hello, what is Half-cycle access (FLASH_ACR_HLFCYA) for? It may be used with slow clocks ( < 8 MHz) and AHB divisior = 1.
Posted on October 11, 2015 at 15:24 Hello, I tried to test the I2C interface on a STM32: #include <stdio.h> #include <stdlib.h> #include ''diag/Trace.h'' #include ''stm32f4xx_hal.h'' #include ''stdint.h'' int main( int argc,...
Posted on October 26, 2015 at 20:20Hi,I have connected two MCU's through UART.I want to send a string from MCU 1 to MCU 2.once the MCU 1 sent the string it need to wait for some time to receive the reply from MCU 2.If MCU 1 did not get any reply fr...
Posted on October 08, 2015 at 10:48Hello, I failed to get an application with USB-Host and FatFS working with CubeMX. Does anyone has an example project? FatFS always reports fr_disk_error. I founds some posts with similar problems in some boards bu...
Posted on October 26, 2015 at 17:08If i use a pin as counter input, can I read its value in gpio input register ? #timer
Posted on October 26, 2015 at 14:30 Hi Some days ago I tried to add a PWM function in my project, As it was unsuccessfull, I built a working standalone pwm project that I tried to integrate to the real life project. I did not succeed...
Posted on October 21, 2015 at 13:33Hi,I have created a sdio and i would like to know how to merge the FATFS file system with the SDIO. I have seen some examples but i am not understanding how the they give a link between file system module and SDIO...
Posted on May 10, 2015 at 22:47The original post was too long to process during our migration. Please click on the attachment to read the original post.
Posted on October 23, 2015 at 17:49Is there a way to use the USB stack of the F4Disco with DMA? I'd like to transfer some 100 bytes and then trigger an interrupt... At the moment I'm using UART with a USB-UART bridge for that.
