/**
  ******************************************************************************
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  * Copyright (C) Shanghai Eastsoft Microelectronics Co., Ltd. ALL rights reserved.
  *******************************************************************************
  */

<--------------------------------------------------------------------------------
Version history:
--------------------------------------------------------------------------------->
2024-03-12	V1.0.0	AE TEAM


<--------------------------------------------------------------------------------
Demo introduction:
--------------------------------------------------------------------------------->
SPI0 reads data from the external FLASH through simplex mode,DMA channel 0 sends the data out through SPI1.

<--------------------------------------------------------------------------------
System clock:
--------------------------------------------------------------------------------->
Internal HRC[4MHz] PLL to 72MHz

<--------------------------------------------------------------------------------
Pin connection: 
--------------------------------------------------------------------------------->
SPI0_CS_PIN      ---- (PA4, GPIO_FUNC_1)
SPI0_SCK_PIN     ---- (PA5, GPIO_FUNC_6)
SPI0_MISO_PIN    ---- (PA6, GPIO_FUNC_6)
SPI0_MOSI_PIN    ---- (PA7, GPIO_FUNC_6)

SPI1_CS_PIN      ---- (PA15, GPIO_FUNC_1)
SPI1_SCK_PIN     ---- (PB3, GPIO_FUNC_3)
SPI1_MISO_PIN    ---- (PB4, GPIO_FUNC_3)
SPI1_MOSI_PIN    ---- (PB5, GPIO_FUNC_3)
