diff options
| -rw-r--r-- | bsp/at32/libraries/rt_drivers/drv_spi.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/bsp/at32/libraries/rt_drivers/drv_spi.c b/bsp/at32/libraries/rt_drivers/drv_spi.c index a3a8deec54..43c5370e0f 100644 --- a/bsp/at32/libraries/rt_drivers/drv_spi.c +++ b/bsp/at32/libraries/rt_drivers/drv_spi.c @@ -232,6 +232,8 @@ static rt_err_t configure(struct rt_spi_device* device, spi_init_struct.transmission_mode = SPI_TRANSMIT_FULL_DUPLEX; spi_init_struct.master_slave_mode = SPI_MODE_MASTER; spi_init_struct.cs_mode_selection = SPI_CS_SOFTWARE_MODE; + /* disable spi to change transfer size */ + spi_enable(instance->config->spi_x, FALSE); /* init spi */ spi_init(instance->config->spi_x, &spi_init_struct); |