/**
  ******************************************************************************
  * 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:
--------------------------------------------------------------------------------->
2019-07-17	V1.0.0	AE TEAM


<--------------------------------------------------------------------------------
Demo introduction:
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Press button to toggle led state.

<--------------------------------------------------------------------------------
System clock:
--------------------------------------------------------------------------------->
External HOSC[12MHz] divided by 3, then PLL to 48MHz.

<--------------------------------------------------------------------------------
Pin connection: 
--------------------------------------------------------------------------------->
EBI_A18	---- (PD13, GPIO_FUNC_7)
EBI_D0	---- (PD14, GPIO_FUNC_7)
EBI_D1	---- (PD15, GPIO_FUNC_7)
EBI_D2	---- (PD0 , GPIO_FUNC_7)
EBI_D3	---- (PD1 , GPIO_FUNC_7)
EBI_D4	---- (PE7 , GPIO_FUNC_7)
EBI_D5	---- (PE8 , GPIO_FUNC_7)
EBI_D6	---- (PE9 , GPIO_FUNC_7)
EBI_D7	---- (PE10, GPIO_FUNC_7)
EBI_D8	---- (PE11, GPIO_FUNC_7)
EBI_D9	---- (PE12, GPIO_FUNC_7)
EBI_D10	---- (PE13, GPIO_FUNC_7)
EBI_D11	---- (PE14, GPIO_FUNC_7)
EBI_D12	---- (PE15, GPIO_FUNC_7)
EBI_D13	---- (PD8 , GPIO_FUNC_7)
EBI_D14	---- (PD9 , GPIO_FUNC_7)
EBI_D15	---- (PD10, GPIO_FUNC_7)
EBI_RST ---- (PD7,  GPIO_FUNC_1)
EBI_NE4 ---- (PC12, GPIO_FUNC_7)
EBI_NWE ---- (PD5,  GPIO_FUNC_7)
EBI_NOE ---- (RS,   GPIO_FUNC_7)