Posted on May 24, 2012 at 14:47Hi there,I'm using an L3G4200D sensor for calculating the angle displacementwith the code below. However from the computation I get half of the real rotationthe sensor make, that is, if I rotate it of 90 degree, I meas...

Posted on April 21, 2012 at 11:27Hi there,I'm trying to implement an enumeration test on the I2C bus with my own driverbut I haven't figured out how to deal with a timeout on the address.After I send the address of the slave, if nobody respond withi...

Posted on November 17, 2011 at 12:20Unfortunately I do not own an oscillope nor a logic analyzer to see this.I'm having some problem using the SPI controller to communicate with a sensor.I've managed to get some data, but not in a consistent way.In ...

Posted on November 15, 2011 at 14:39I programmed the systick timer in order to get 1ms delay but I seem to get a 10us delay instead.From the reference manual RM0008''The SysTick calibration value is set to 9000, which gives a reference time base of ...

Posted on November 12, 2011 at 14:00I'm trying to use TIMER6 of my STM32F103RBT6 based board, but I'm unable toenable the clock for TIMER6 on APB1.Based on the RM0008 TIMER6 is on APB1and its enable clock address is at0x40021000 + 1C. After a bit of...