STM32 MCUs Embedded software

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Need help !!!! Trying to get POS aka "Point of scale" reports on USB Host (STM32F407VG) connecting as HID.

Let me tell you few things.1: I have successfully connected my micro-controller (STM32F103C8T6) as HID device. I made 3 HID devices namely mouse, custom Keyboard and Point of Scale aka POS.and they are working perfectly on Windows and Linux environme...

Custom USB HOST Driver: Printer Class

Hi,# General INFO:I made a custom USB Host Driver for Printer class using STM32F407 - Discovery Board. For This I use HAL Library. I knew that many people don't like this HAL library. I may understand if you guide me through bare-metal programming.Wh...

how can I improve hs usb speed?

Hi ​Actually I,m using stm32f407igh on my board. ​and I'm using hs usb protocal to send data to PC.​but when I measured the usb speed in pc, it is just 10Mbps.I used cubsMX software to set hs usb. In datasheet, it could be maximum 480Mbit/s. why my ...

Mseo.1 by Associate II
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Resolved! Why TIMER takes time to start up?

Hi, I have a F439ZI where i have set a simple timer (TIM10) to raise the the HAL_TIM_PeriodElapsedCallback every 1 millisecond.The Bus APB2 for timers runs at 168 MHz so i set in the configuration 168 in the prescaler (result is 1Mhz) and the i set 1...

FCamp.1 by Associate III
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How to send data from MCU over I2C?

I have array unsigned char data[1024] in RAM , and I need to send them to the display on I2C, this is not problem HAL_I2C_Master_Transmit( data ) works fine. Now I need to send the same data, but so that the sequence starts with a control byte.is I...

Berger1 by Associate
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