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STM32429I-EVAL camera not working

Posted on December 02, 2013 at 08:36I am trying to use the camera on STM32429I-EVAL, but cannot make it work. I took some code from Std-Periphs 1.3.0 which should demo the camera for 437, adapted it to start the camera on my board, but still cannot ...

SDIO CTIMEOUT: Command response timeout

Posted on April 20, 2015 at 01:44I'm using library only as a reference, so am writing simple test codes to understand guts of STM32F4xx. It is turn of SDIO.So far I'm able to read and write single block to SDHC card. My question to you is what shoul...

Changing DC on a PWM output with HAL

Posted on April 19, 2015 at 02:13Hello, I'm using a nucle 411 to test a RC servo driver. Si I configure 4 TIM3 channel to output PWM signal. Everithing is Ok, except that I can't finde a function to change PWM Duty Cycle. Is there any? BR!

I'm trying to write eeprom to 32-bit variable

Posted on April 19, 2015 at 15:58 How do I assign the variables a1 and a2 x ? I want to read the typed value unsigned long x; //readings value unsigned long a; //value unsigned int a1; //values written unsigned int a2; //values ...

kemal by Associate II
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HardFault with NOCP flag while FPU is enabled

Posted on April 18, 2015 at 23:12I can't figure out the cause of the Hard Fault: Chip: STM32F405RG Instruction (gcc generated program): vldr s0, [r4] r4 contains an address in the main RAM and aligned (0x2....4) Stepping over it results in a jump to...

i23 by Associate II
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conversion of decimal/hexadecimal in ascii characters

Posted on April 18, 2015 at 23:58Hi,I am writing data on my sd card through spi in stm32f429zi controller using library of fatFs by chan. But after writing the data when i check the file it shows strange characters instead of the data entered. Later...

aatif by Associate II
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STM32F4 Discovery Audio example problem

Posted on April 18, 2015 at 12:44Hi, I am trying to run the Audio playback and recording example from the firmware and drivers download package for the STM32F4 discovery. I want to use the audio file stored in the mcus internal flash, and have uncom...

a105035x by Associate II
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ST link and Keil MDK ARM ?

Posted on April 18, 2015 at 12:30Guys, Why can't I use STlink with Keil MDK ARM ? It's detected from Keil and I can use with ST Link utility .. Any clues ? Thanks

RTC WakeUp Timer interrupt STM32L100

Posted on April 15, 2015 at 20:34 Hi, I have a problem with interrupt of WakeUp Timer. Never set flag for WakeUp interrupt. WakeUp timer is on EXTI EXTI of interrupt is set for rising edge and and line Can you help me? Thanks a lo...

chiptron by Associate II
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