diff --git a/esp8266/hspi.c b/esp8266/hspi.c index 7315dc8a12..436fb4f6f4 100644 --- a/esp8266/hspi.c +++ b/esp8266/hspi.c @@ -199,7 +199,11 @@ uint32_t spi_transaction(uint8_t spi_no, uint8_t cmd_bits, uint16_t cmd_data, // This is rather inefficient but allows for a very generic function. // CMD ADDR and MOSI are set below to save on an extra if statement. if (din_bits) { - SET_PERI_REG_MASK(SPI_USER(spi_no), SPI_USR_MISO); + if (dout_bits) { + SET_PERI_REG_MASK(SPI_USER(spi_no), SPI_DOUTDIN); + } else { + SET_PERI_REG_MASK(SPI_USER(spi_no), SPI_USR_MISO); + } } if (dummy_bits) { SET_PERI_REG_MASK(SPI_USER(spi_no), SPI_USR_DUMMY);