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Posted on July 28, 2014 at 01:25I have two different projects: one based on the '205, one on the '427, Both use identical USB libraries from ST. They are both set up as FS devices using the internal USB PHY. The issue I am seeing is that in the '205...
Posted on July 27, 2014 at 15:28When I using my desktop computer to power the STM32F429i Disco, the PWM out put amplitude is aobut 3v, but when I use a IC LM7805 (change DC form 9V to 5V) to power it, PWM reduce amplitude obviously, even just have 1...
Posted on July 28, 2014 at 11:40 Hi All, I'm trying to use the ADC1 GPIO G8 from the STM32F207IG. Unfortunately I don't get it working and maybe someone could help me. The basic problem is that all ADC_*** registers getting updated e...
Posted on June 05, 2014 at 20:53hi, im going to design and IIR biquad filter in matlab FTDTOOL and use generated coefficients in cmsis dsp function arm_biquad_cascade_df1_f32 () .i design an IIR filter for example 8th order and set filter arithmetic...
Posted on July 28, 2014 at 09:05Hey guys, I'm using USB Full Speed in CDC with a computer. Everything works well but I would like to increase the throughput by using DMA.I never see any examples of this, I don't know if it's possible ... My opinion ...
Posted on July 28, 2014 at 07:19I would like touseExternalSPIflashmemoryas storage forpicturesonLCD.Looking fora way tofill theexternalFlashcontentwhen programmingthe processorusing the programmer(J-LINK)viaSWDwhen youupgradefirmwareviabootloader (U...
Posted on July 25, 2014 at 22:38How to Synch my PWM signal to the rising edge of an external signal. i.e The rising edge of my external signal should be on in synch with the leading ege of my PWM. I am using STM32F4 discovery board.Thanks #mow-my...
Posted on August 21, 2013 at 10:31Hii designed schematic for stm32f407 and usb 3317 but i dont know how to connect their port together...please help me...Thanks
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Posted on July 25, 2014 at 21:46Hi, Can someone please throw some ideas on what might be the problem with what I am seeing / doing. Here are the relevant details. 1 - Using an STM32F407 processor (Discovery PCB), clock at 168Mhz 2 - Using ADC to sa...
