STM32CubIDE SPI Slave receive 3wire or half duplex
Budget: $30 – $250 NZD
Amend the attached code that should receive 3 bytes and then resend them on half duplex SPI.
However the SPI receive function HAL_SPI_Receive(&hspi1, (uint8_t *)spi_buf, 3, 100); does not receive any data
However the SPI receive function HAL_SPI_Receive(&hspi1, (uint8_t *)spi_buf, 3, 100); does not receive any data
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STM32