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Evgeny Popov
Associate III
since ‎2018-07-19
‎2024-08-20

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  • 37 Posts
  • 0 Solutions
  • 2 Kudos given
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User Activity

STM32H7 SPI vs STM32F4 spi

2023-07-26
Im moving my project code from stmf407 to stm32h743 and i have stucked with spi. First of all stmh743 has many more registers and it also lack some of them like RXONLY register in CR1. What im trying to do its receive 19bytes from the master,the mast...

CDC_Receive_FS max speed and how to accomplish it?

2019-10-28
Hello guys,I'm wondering how to accompish CDC_Receive_FS max speed, because as i understand the max Endpoint IN & OUT Packet size is 64 bytes, so i will need to receive around 4gb from the host, if it will take 1-2 days - i am okay with it. The probl...

[VCP CDC_Transmit_FS ] how to send bytes packet properly?

2018-12-19
im having trouble to send a bytes packet with CDC_Transmit_FS function.For example: CDC_Transmit_FS((uint8_t*)SendArray1,512);Doesnt work for me, it sends garbageBut if i sprintf bytes and send them in a loop, it works perfectly, but it sends data in...

Custom Bootloader VCP problem with Windows XP / 7

2018-11-30
I have a custom bootloader in sector 0,the app created in .net and it communicates with MCU through VIRTUAL COMM POT (HIGH SPEED), when the app starts if its no updates for firmware it jumps to the sector2 where main programm is based. THis works pe...

STM32 - ATA read/write

2018-10-29
Well, i need to read data from the hardware that uses ATA interface, my mcu is stm32f407, all is came in my mind is to make software implementaion by bitbang the pins, but ATA has 16 bits data interface, therefore ill need to bitbang each pin connect...
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