STM32 + I2C
Posted on December 04, 2012 at 13:12 Hi all, I am using STm32f2 series and I have a sensor on I2C bus. The problem is that my I2C bus is always busy. My code: void setupClock() { RCC_DeInit (); RCC_HSEConfig (RCC_HSE_ON); while (...
Forum Posts
How do I edit input audio before playing it back?
Posted on November 23, 2012 at 03:10Hello everyone! Newbie to the forum. I've got 0 experience with boards and microcontrollers and just started learning recently, so please excuse me for any stupid questions. I just got the STM32F4-Discovery board ...
STM32F4 USB Library
Posted on December 03, 2012 at 03:18What is the most current Library to use for USB development for STM32F4.
I2C EEPROM(STM M24lr64) problems
Posted on September 02, 2012 at 00:16Hello,I am trying to write a byte(A0) to a particular location on the EEPROM. I have intialized the I2C(1) as in the code mentioned below(In sEE_INIT()). I write the byte using the EEPROM_write function and read ...
Bugs in STM32_USB-Host-Device_Lib_V2.1.0
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' ...
STM32F10x I2C Bus - No Clock and Data on Bus
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''&...
Fast SQRT function
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
Suspend And Resume Servicing A Pending Timer Interrupt Request
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...
24Mhz clock generation
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...
No RTC signal output on tamper pin
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...
