1. ESP32 SPI master issue

    esp-wroom-32 board

    My ESP-WROOM-32 board has 2 spi slave devices MPU-9250 and MS5611. I've troubled with DMA on spi. It looks issue 598 which happens when DMA is used with the half-duplex mode and the command/address phases are disabled. With enabling command phase, the problem went away.

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