/**
  ******************************************************************************
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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  * Copyright (C) 2021 Shanghai Eastsoft Microelectronics Co., Ltd. ALL rights reserved.
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Version history:
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2021-3-16	V1.0.0	AE TEAM
2025-4-14	V1.0.1	AE TEAM

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Demo introduction:
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本示例功能：使用ACMP，比较一路模拟信号电压与VREF_1V的高低，并通过IO输出比较结果（外部模拟信号高于VREF则输出高电平，否则输出低电平）。

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测试环境:
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测试用板；
ES-PDS-ES32F010xDB1

辅助工具：
多功能接口转换工具ESBridge

辅助软件：
ESBridge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ACMP正端对应的引脚连接ESBridge的DAC通道；
3) ESBridge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DAC信号发生器标签页，配置好对应通道的模拟信号后，选择“输出”；
5) 运行程序，观察IO输出的信号。

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注意：
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1) 测试板与ESBridge需共GND。
2) ACMP与ADC共用VREF_1V，所以该方案需要使能ADC的内部基准电压VREF。

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System clock:
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Internal HRC 32MHz

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Pin connection: 
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ACMP_PIN    ---- PA6[GPIO_FUNC_0]
TOGGLE_PIN  ---- PA3[GPIO_FUNC_4]
