/**
  ******************************************************************************
  * 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
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  * 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.
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  * Copyright (C) 2023 Shanghai Eastsoft Microelectronics Co., Ltd. ALL rights reserved.
  *******************************************************************************
  */

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Version history:
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2023-1-4	V1.0.0	AE TEAM

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Demo introduction:
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本示例功能：通过AD16C4T的PWM输出模式2和互补输出功能，实现一组6路互补中心对齐输出。
可通过ET高电平信号清除通道1输出。

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测试环境:
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测试用板；
ES-PDS-ES32VF2264

辅助工具：
多功能接口转换工具ES-Bridge

辅助软件：
ES-Bridge上位机软件

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测试步骤：
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1) 编译工程，编译通过后将程序下载到目标芯片；
2) 将程序配置的6路通道对应的引脚分别连接ES-Bridge的逻辑笔通道（例如P0/D0）；
3) ES-Bridge通过USB线缆连接PC，打开上位机软件，“设备操作”选项里选择“打开”；
4) 上位机切换到逻辑笔标签页，勾选逻辑笔通道后选择“打开”；
5) 在线调试，运行程序；
6) ET接高电平，观察通道1输出是否被清除；恢复低电平后，观察通道1输出是否恢复。

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注意：
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1) 测试板与ES-Bridge需共GND。
2) CH1 100Hz   占空比 70%
3) CH2 100Hz   占空比 50%
4) CH3 100Hz   占空比 30%

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System clock:
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PLL 48MHz

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Pin connection:
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CH1O    ---- PC14 [GPIO_FUNC_3]
CH1ON   ---- PB9  [GPIO_FUNC_5]
CH2O    ---- PC15 [GPIO_FUNC_3]
CH2ON   ---- PB10 [GPIO_FUNC_5]
CH3O    ---- PB8  [GPIO_FUNC_5]
CH3ON   ---- PB11 [GPIO_FUNC_5]

AD16C4T_ETR - PC1 [GPIO_FUNC_4]
