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Tøm · 2022-05-30

Hi everyone,I'm using a P-NUCLEO-WB55 for an SPI application with a CMT2219A (HF receiver) which works in Half duplex.I try to read its configuration registers by sending the address with the R/W bit set, then reading the bus by clocking during a byt...

Tøm · 2022-04-13

Hi everyone,I'm developing a device based on a STM32WB55 which has a USB interface. Using CubeMX I created a project with a Custom HID device, FreeRTOS + CMSIS v2.I need to send frames of a proprietary protocol which content usually don't exceed 64 b...

Tøm · 2022-06-02

I found that it is possible to avoid the extra clock by modifying the HAL lib.Actually there's a comment on top of the stm32wbxx_hal_spi.c file that mentions:/* Master Receive mode restriction: (#) In Master unidirectional receive-only mode (MSTR =1,...

Tøm · 2022-04-21

Hello !Thanks for your answer, I don't really understand what you mean by updating the report characteristic 樂I forgot to update this post actually, but I figured out that my semaphore wasn't properly initialized (as I called osSemaphoreNew() in the ...

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Reading 1 byte only in SPI half duplex

Getting notified of the end of a HID Report transmission

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