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printf on STM32H747 core M4 doesn't work

printf works on the STM32H747 M7 core once I add the following codeint _write(int file, char *ptr, int len) { int i =0; for ( i = 0 ; i < len; i++) { ITM_SendChar((*ptr++)); } return len; }and enable the "SWV" in the debug...

CHossack by Associate III
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  • 3 replies
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Does HAL_UART_Transmit() sends ASCII or binary?

Hi! Does anyone know if HAL_UART_Transmit() sends ASCII or binary? I've tried to send some data a serial plotter but nothing is being plotted. The format of the data sent follows the setting in STM32CubeMx. (It works on Arduino serial plotter)Serial ...

M7890.1 by Associate III
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  • 10 replies
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Resolved! I'm using SPI to communicate with a MIPI chip, the commands to the MIPI are sent as 9 bits but the data sent back is 8 bits.

I'm using SPI to communicate with a MIPI chip, the commands to the MIPI are sent as 9 bits but the data sent back is 8 bits. The 9 bit are set up in a uint16_t variable. Using HAL_SPI_Init the data size is set to 9 bits. When I receive the data using...

WScot.1 by Associate II
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  • 6 replies
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Which MCU support Capacitive Touch Button and Touch Slider

Hello support,I want to develop one product based on touch button and touch slider.so which STM MCU supports those features.and what are the softwares avaialble to develop firmware for touchand also i need hardware design guide for the same.thanks

MThak.1 by Associate
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  • 2 replies
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RTC with Internal Crystal - STM32F303CB

Hi,I am trying to use RTC with Internal Crystal, I am not able to initialize the internal crystal of RTC. I am trying to initialize the internal clock by the RCC_CSR_LSION flag but I am not getting the RCC_CSR_LSIRDY flag set by the controller.void R...

Connectiion error

​I am using STM32H743XI(we made board)However, an error occurred when connecting using the existing ST Link v2 product.An error occurred (No debug probe found connected to the USB port Session aborted)​​IAR 8.40.1 using ​The firmware(ST-Link) was als...

BPark.5 by Associate II
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