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HT45F2020/HT45F2022联网型非编码声光报警器 联网型编码声光报警器​_行业资讯_ICCOOL爱矽库电子元器件一站式采购平台
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首页 > 行业资讯 > HT45F2020/HT45F2022联网型非编码声光报警器 联网型编码声光报警器​

HT45F2020/HT45F2022联网型非编码声光报警器 联网型编码声光报警器​

时间: 2020-04-10 来源:HOLTEK/合泰

HOLTEK/合泰HT45F2020/HT45F2022应用方案 联网型非编码声光报警器


该系列单片机是基于MCU 的波形发生器,专门为需要产生自定义音效的产品 而设计,是一款8 位具有高性能精简指令集的Flash 单片机,其Flash 存储器可 多次编程的特性给用户提供了极大的方便,还具有一系列功能和特性可协助产 生自定义音频。存储器方面,还包含了一个RAM 数据存储器。

该系列单片机带有一个使用灵活的定时器模块,可提供定时功能、脉冲产生功 能、PWM 产生功能、捕捉输入及比较匹配输出功能。内部看门狗定时器等内 部保护特性,外加优秀的抗干扰和ESD 保护性能,确保单片机在恶劣的电磁干 扰环境下可靠地运行。

该系列单片机提供了高速和低速内部振荡器功能,无需外围元器件。其在不同 工作模式之间动态切换的能力,为用户提供了一个优化单片机操作和减少功耗 的手段。另外,HT45F2020 内部还集成一个5.0V 的并联稳压器用于稳定大范 围的输入工作电压。

当搭配Holtek 软件开发平台一起使用时,设计师通过提供的工具套件不仅可将 创建的自定义音效简单产出,还可制成混合多种音频频率的音效。外加时基功 能、I/O 使用灵活等其它特性,使该系列单片机可以广泛应用于各种产品中, 例如汽车、摩托车和电动车的安防报警器等。

CPU 特性

· 电源输入电压:
--HT45F2020:8V~16V
--HT45F2022:2.2V~5.5V

· 内部并联稳压器输出:5V – 仅适用于HT45F2022

· 工作电压:
--fSYS=8MHz:2.2V~5.5V

· VDD=5V,系统时钟为 8MHz 时,指令周期为 0.5μs

· 提供暂停和唤醒功能,以降低功耗

· 振荡器类型:
--内部高速 RC – HIRC
--内部 32kHz RC – LIRC

· 多种工作模式:正常、低速、空闲和休眠

· 内建 8MHz振荡器,无需外部元件

· 所有指令都可在 1 或 2 个指令周期内完成

· 查表指令

· 63 条指令

· 2 层堆栈

· 位操作指令

周边特性

· Flash程序存储器:1K×14

· RAM数据存储器:32×8

· 看门狗定时器功能

· 4 个双向 I/O 口

· 一个 10-bit PTM 用于时间测量、捕捉输入、比较匹配输出、PWM 输出及单 脉冲输出

· 一个时基功能可提供固定时间的中断信号

· 封装类型:SOT23-6,8-pin SOP

· 逻辑电压:2.4V~5.5V

· LCD 工作电压 (VLCD):2.4V~5.5V

· LCD 显示:2 COM × 116 SEG

· 支持最大 58×4 位显示 RAM

· Duty:静态,1/2;Bias:1/1,1/2

· 内置电阻型 Bias发生器

· 内置 RC振荡器

· 软件配置特性

· /写地址自动递增

· 数据模式和命令模式指令

· 三种数据访问模式



HOLTEK/合泰HT45F2020/HT45F2022应用方案联网型编码声光报警器






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