Ask questions, find answers, and share insights on STM32 products and their technical features.
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...
Posted on December 02, 2012 at 18:26typedef enum {....... GPIO_Mode_IPD = 0x28, GPIO_Mode_IPU = 0x48, ...... }GPIOMode_TypeDef; hello forum, I have two questions ; 1) do the above settings make the GPIO pin Input ? 2) if I adjust the GPIO ...
Posted on December 02, 2012 at 16:04i have made a custom pcb for the stm32f407, all works great :)but i can only use STDFUTester.exe to download the firmware in dfu mode. DfuSeDemo.exe says success but transferred bytes is 0 and it does not download...
Posted on November 29, 2012 at 11:54Hi All , I am working with STM3221G-EVAL board, i loaded the STM32F2-F4_Demonstration fw ,that came with the board ,i am trying to work with RS-232 , for now using this fw. when i am trying to type on the LCD and ...
