2024年5月31日发(作者：)

HT32F12345

产品规格书

带Arm

®

Cortex

®

-M3内核以及

1 MSPS ADC、USART、UART、SPI、

I

2

C、I

2

S、MCTM、GPTM、BFTM、PDMA、

CRC、RTC、WDT、EBI、SDIO和USB 2.0 FS

高达64 KB Flash和16 KB SRAM的 Holtek 32-Bit单片机

版本: V1.40 日期: 2020-08-03

32-Bit Arm

®

HT32F12345

Cortex

®

-M3 单片机

目录

1 简介 .........................................................................................................................................6

2 特性 .........................................................................................................................................7

内核 .......................................................................................................................................................7

片上存储器 ...........................................................................................................................................7

Flash存储器控制器 – FMC ...............................................................................................................7

复位控制单元 – RSTCU .....................................................................................................................7

时钟控制单元 – CKCU .......................................................................................................................8

电源管理 – PWRCU ............................................................................................................................8

外部中断/事件控制器 – EXTI ..........................................................................................................8

模数转换器 – ADC ..............................................................................................................................8

模拟比较器 – CMP .............................................................................................................................9

I/O端口 – GPIO ..................................................................................................................................9

马达控制定时器 – MCTM ..................................................................................................................9

通用功能定时器 – GPTM .................................................................................................................10

基本功能定时器 – BFTM .................................................................................................................10

看门狗定时器 – WDT .......................................................................................................................10

实时时钟 – RTC .................................................................................................................................10

内部集成电路 – I

2

C ............................................................................................................................11

串行外设接口 – SPI ............................................................................................................................11

通用同步异步收发器 – USART .........................................................................................................11

通用异步收发器 – UART ..................................................................................................................12

内置音频接口 – I

2

S ............................................................................................................................12

循环冗余校验 – CRC ........................................................................................................................12

外设直接访问内存 – PDMA .............................................................................................................13

外部总线接口 – EBI ..........................................................................................................................13

通用串行总线设备控制器 – USB .....................................................................................................13

安全数字输入/输出 – SDIO ............................................................................................................14

调试支持 .............................................................................................................................................14

封装和工作温度 .................................................................................................................................14

3 概述 ......................................................................................................................................15

单片机信息 .........................................................................................................................................15

方框图 .................................................................................................................................................16

存储器映射 .........................................................................................................................................17

时钟结构 .............................................................................................................................................20

4 引脚图 ...................................................................................................................................21

Rev. 1.40 2 of 482020-08-03

目

录