HC18P010S
5 系统工作模式..........................................................................................................................................................32
5.1 概述....................................................................................................................................................................32
5.2 模式切换举例....................................................................................................................................................33
5.3 高低频时钟切换................................................................................................................................................34
5.4 唤醒时间............................................................................................................................................................35
5.5 OSCCON 寄存器..............................................................................................................................................35
6 中断..........................................................................................................................................................................36
6.1 概述....................................................................................................................................................................36
6.2 中断请求和标志寄存器....................................................................................................................................36
6.3 GIE 全局中断....................................................................................................................................................37
6.4 中断保护 ...........................................................................................................................................................38
6.5 TIMER0 定时器中断 .......................................................................................................................................39
6.6 INT0 外部中断..................................................................................................................................................40
6.7 PORTB 电平变化中断 .....................................................................................................................................40
6.8 TIMER2 定时器中断 .......................................................................................................................................42
6.9 多中断操作举例 ...............................................................................................................................................42
7
7 I/O 口 ........................................................................................................................................................................44
7.1 I/O 口模式.........................................................................................................................................................44
7.2 I/O 口上拉电阻.................................................................................................................................................45
7.3 I/O 口下拉电阻.................................................................................................................................................46
7.4 I/O 口数据寄存器.............................................................................................................................................47
8 定时器......................................................................................................................................................................48
8.1 看门狗定时器 WDT.........................................................................................................................................48
8.2 TIMER0 定时/计数器.........................................................................................................................................50
8.2.1 Timer0 功能概述 .......................................................................................................................................50
8.2.2 Timer0 相关寄存器 ...................................................................................................................................50
8.3 TIMER2 定时器..................................................................................................................................................52
8.3.1 Timer2 功能概述 .......................................................................................................................................52
8.3.2 Timer2 相关寄存器 ...................................................................................................................................53
8.4 脉宽调制（PWM）模块.................................................................................................................................54
8.4.1 PWM 功能概述 .........................................................................................................................................54
8.4.2 PWM 波形 .................................................................................................................................................55
8.4.3 PWM 相关寄存器 .....................................................................................................................................56
8.4.4 PWM 的使用 .............................................................................................................................................57
9
9 指令表......................................................................................................................................................................58
10
0 电气特性 ...............................................................................................................................................................59
1
10.1 极限参数.........................................................................................................................................................59
10.2 直流特性.........................................................................................................................................................59
10.3 交流特性.........................................................................................................................................................60
11 开发工具 ................................................................................................................................................................62
11.1 在线仿真器（HC-ICE18） ...........................................................................................................................62
11.2 OTP 烧录器（HC-PM18） ...........................................................................................................................62
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