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HAL and I2c problem

Posted on January 16, 2015 at 12:42I connect mpu6050 to i2c3 and make a project with stm32cube and enable i2c3. but cant detect sensor. for(i=0 ; i<255 ; i++)     {         test = HAL_I2C_IsDeviceReady(&hi2c3,i,10,100);         if(test == HAL_OK)   ...

8-bit data bus setting

Posted on January 21, 2015 at 21:34 hi all Where is my error check this code? How do I make an 8-bit data bus? thanks #include < stm32f10x.h > #include < stm32f10x_conf.h > #include < stm32f10x_rcc.h > #include < stm32...

kemal by Associate II
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How to add an integer to RTC_TimeTypeDef structure

Posted on January 20, 2013 at 19:48 Dear all, is there anyone knows how to add an integer to RTC_TimeTypeDef structure? For example, I have an RTC_TimeTypeDef variable 'timestamp'. After using the timestamp, I want to increase it by 45 se...

xumiao_1 by Associate
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STM32F0 Low power modes

Posted on January 21, 2015 at 19:27Hi,  I am trying to put the MCU in stop mode. I'm using the MCU STM32F072VBT6. The STM32F0 user manual says that the MCU can go in stop mode by executing WFI or WFE instructions with the SLEEPDEEP bit set in the sy...

LCD Touchscreen calibrate problem

Posted on January 21, 2015 at 18:38HII have Open Cortex-M4 Kits Open407V-D. I try to do an application resembling as proposed in this link. At the first part the LCD work correctly. But in the second part I have a problem when I want calibrate the s...

haythem by Associate II
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STM32L053 -

Posted on January 20, 2015 at 17:00Haw to configure the internal VREF (1.2V) for DAC usage. Regards Didi

didia by Associate
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Debug with SWO on stm32f4discovery and IAR EW

Posted on January 21, 2015 at 00:27 I read absolutely all the posts in this forum plus some other posts online and I can't still make this work with IAR and the Terminal I/O screen. I can however make it work using the ST-Link Utility and...

tr3sspas by Associate
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Implement delay in microsecods using timer

Posted on January 21, 2015 at 11:57Hi I want to implement delay function using timer , as this has to be used with RTOS interrupt method is preffered and the Delay can vary from 500Microsec to 5.6Millisec. And this will be called at many location in...