Ask questions, find answers, and share insights on STM32 products and their technical features.
Posted on December 03, 2012 at 16:53Hi all I've tried to create a vcp communication with my STM32F4-Discovery, but I've some problems... [code] Description Resource Path Location Type 'struct <anonymous>' has no member named 'ddrsel' ...
Posted on September 21, 2012 at 20:25Hi All,I am seeking help on why I2C2 bus is not communicating. I can see a start condition and then CLK is held low while DATA is held high. Any guidance would be appreciated. Thanks. &sharpinclude ''oneWire.h''&...
Posted on December 03, 2012 at 09:32Hello,I'm looking for a very fast SQRT.c function (32bit Int to 16bit Int) that works on STM32f100. I already have one but it's slow. thank you, #sqrt-stm32f100 #integer-square-root
Posted on November 30, 2012 at 21:26In the M3 Cortex processor world how do I suspend and resume servicing a pending timer interrupt request? In the 8051 world, when the timer overflow the interrupt request flag(TF) is set. If I don't want the tim...
Posted on November 30, 2012 at 05:26hi: I want 24 Mhz clock generation for my sensor, how can i do that without MCO1? MCO2 can be option. but by MCO2 i get clock as 21.4Mhz etc but not exactly 24MHz, the sources and dividers didn't make right...
Posted on September 13, 2012 at 11:00Hi All, I have a fully functioning RTC on the STM32103. however it is fast by about 30 seconds over a 24hr period. The RTC is running from external 32768Hz crystal. Anyway for now i want to output RTC seconds sig...
Posted on December 03, 2012 at 05:59Hey, I want to store audio input from mic on SD card using audio playback and record project in stm32f4 library Can anyone please help me in getting through this task I would be highly obliged
Posted on December 02, 2012 at 19:52I used example code in here to send and echo char through UART. I connected PB10, PB11 right to RX and TX pin to FT232RL and connect it to USB's PC. On PC I'm using Hyperterminal with the correct baudrate, parity,...
Posted on November 01, 2012 at 17:32 Hi all, I have a problem on my I2C2 configuration on STM32F4. I try in poll mode first, and I have strange result : write() seems to be ok, but not read() (see comments in code below) : uint8_t data...
Posted on December 02, 2012 at 09:44 I am writing some code to enable SPI to use the accelerometer. But when I enable the GPIOA clock in RCC_AHB1ENR it bricks the board and I have to use the BOOT pin to reset it. Here is the piece of code that m...
