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STM32F429 SDRAM unreliable

Posted on October 20, 2014 at 02:18I've copied the SDRAM hardware and software from the STM32F429 Discovery board. We've made a few boards so far. On some the SDRAM doesn't seem to work at all while on others it seems to work for a bit then get corr...

peterm by Associate II
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  • 9 replies
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USB data buffer overlaps with stack leading to fault

Posted on January 25, 2015 at 10:27Hi,I am running a USB MSC project on my STM32L1 board generated using the CubeMX software.I am noticing that during enumeration, the device receives a Read10 request for 16 blocks of data (each 512 bytes in size). ...

bnp979 by Associate III
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  • 3 replies
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STM32F4xx HAL UART BAUD Timing Issues

Posted on January 24, 2015 at 19:54 Hi there... Using the non-hal on an STM32F2xx, I can read/write at 3,333,333 BAUD without a problem. When I port the code to STM32F4xx, I am unable to read/write to the USART1 at the same BAUD rate - instead, ...

dj by Associate II
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  • 1 replies
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Classroom development dilema

Posted on January 14, 2015 at 17:51I am teaching a course on embedded programming and am having some logistics issues I am hoping someone might be able to help with here.I have taught a class using the STM32F3 before but I had a linux environment av...

aes by Associate II
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  • 9 replies
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STM32F072 Discovery as programmer

Posted on January 23, 2015 at 10:27I have just gotten the PCB for my first STM32-based design, using a F072CBT6 chip. The board is only populated with the power regulator and the CPU with its surrounding passive components. I have the F072 Discovery...

jesper by Associate II
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  • 2 replies
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Efficient I2S operation with MONO Audio

Posted on January 25, 2015 at 09:02I'm experimenting with an audio ADC connected to the I2S peripheral on my STM32F401 Discovery Board. Right now I have the microcontrollers I2S interface configured as slave half-duplex mode (input only). In other w...

STM32F303 PWM

Posted on January 24, 2015 at 17:52 Hello, i have a problem with PWM. I am trying to turn on the led (PE9) on TIM1_CH1. I want to make it brighter and brighter till counter equals 256 (2^8=256) #include < stm32f30x.h > #include <...

deredas1 by Associate
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  • 2 replies
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USART communication between stm32f407 and two stm32f030

Posted on January 21, 2015 at 09:55HI ALL I have written a code for USART communication  full duplex between stm32f407 and stm32f030 and it is working fine as soon as power on reset. The half duplex communication also working fine between two stm32f...

sanjib by Associate III
  • 1940 Views
  • 11 replies
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