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Forum Posts

Write to USB stick using FatFS with DMA

Posted on June 28, 2016 at 16:35Hi,I would like to write data to an USB stick using FatFS with a DMA stream. I haven't found anything on this topic yet. I have found some example using an SD card, but I cannot apply this examples to an USB stick. Is...

smrtkai by Senior
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  • 6 replies
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Generate a clear on/off PWM problem

Posted on August 22, 2016 at 18:08 Hello I have the necessity to generate a PWM out of a pin that stays active for 50us and then goes 0 regularly. In the attachment you see what I want to achieve. As you can see between some PWM the pi...

gnu by Associate II
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  • 4 replies
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STM32F4 Discovery Kit with External Microphone

Posted on August 22, 2016 at 23:40Hello,I would like to interface an external microphone with the STM32F4 Discovery Kit. I have the onboard microphone (MP45DT02) working great, but the positioning of the mic makes it a bit difficult for my applicati...

nishant2 by Associate
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  • 0 replies
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SCCB, STM32F429DISCO + OV9650

Posted on August 22, 2016 at 14:15Hi,My code is the same as this post:/public/STe2ecommunities/mcu/Lists/cortex_mx_stm32/Flat.aspx?RootFolder=https%3a//my.st.com/public/STe2ecommunities/mcu/Lists/cortex_mx_stm32/SCCB%20emulation%20by%20I2C%20communi...

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STM32F4 discovery + SSD1963

Posted on August 22, 2016 at 21:54The original post was too long to process during our migration. Please click on the attachment to read the original post.

bfeixas by Associate II
  • 828 Views
  • 0 replies
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Documentation bug in RM0090 DocID018909 Rev 12?

Posted on August 22, 2016 at 20:20The reference manual for the STM32F4[05,15,07,17,27,37,29,39] in the section describing TIM1,8 has a block diagram (figure 86) that doesn't make sense.The CC1I interrupt is shown to be generated by channel 4, CC2I b...

Inserting delay before synchronized pwm signal

Posted on August 18, 2016 at 12:01Hi All,I have two signal, one high signal having 20% duty cycle and a low signal with 40% duty cycle. High signal is  synchronized to low signal with reset trigger. I want to insert a delay of 100-400ns (t2 in diagr...

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nitin29 by Associate II
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  • 1 replies
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