ARM, RISC-V контроллеры

/*********************************************************************
 * @fn      SPI1_ReadWriteByte
 *
 * @brief   SPI1 read or write one byte.
 *
 * @param   TxData - write one byte data.
 *
 * @return  Read one byte data.
 */
u8 SPI1_ReadWriteByte(u8 TxData)
{
    u8 i = 0;
    while(SPI_I2S_GetFlagStatus(SPI1, SPI_I2S_FLAG_TXE) == RESET)
    {
        i++;
        if(i > 200)
            return 0;
    }
    SPI_I2S_SendData(SPI1, TxData);
    i = 0;
    while(SPI_I2S_GetFlagStatus(SPI1, SPI_I2S_FLAG_RXNE) == RESET)
    {
        i++;
        if(i > 200)
            return 0;
    }
    return SPI_I2S_ReceiveData(SPI1);
}