MC35P7050 用户手册
目½
1
V1.2
2
3
4
5
6
7
8
9
产品概要
....................................................................................................................................................... 4
1.1
产品特性
........................................................................................................................................... 4
1.2
订购信息
........................................................................................................................................... 5
1.3
引脚排列
........................................................................................................................................... 5
1.4
端口说明
........................................................................................................................................... 6
电气特性
....................................................................................................................................................... 7
2.1
极限参数
........................................................................................................................................... 7
2.2
直流电气特性
................................................................................................................................... 7
2.3
交流电气特性
................................................................................................................................... 8
2.4
ADC
特性参数
.................................................................................................................................. 8
CPU
及存储器
............................................................................................................................................ 10
3.1
指令集
............................................................................................................................................. 10
3.2
程序存储器
......................................................................................................................................11
3.3
数据存储器
..................................................................................................................................... 12
3.4
堆栈
................................................................................................................................................. 13
3.5
控制寄存器
..................................................................................................................................... 14
3.6
用户配½字
..................................................................................................................................... 17
系统时钟
..................................................................................................................................................... 18
4.1
内部高频
RC
振荡器
...................................................................................................................... 18
4.2
内部½频
RC
振荡器
...................................................................................................................... 18
系统工½模式
............................................................................................................................................. 19
5.1
高速模式
......................................................................................................................................... 21
5.2
½速模式
......................................................................................................................................... 21
5.3
休眠模式
......................................................................................................................................... 21
5.4
空闲模式(绿色模式)
................................................................................................................. 22
复½
............................................................................................................................................................. 23
6.1
复½条件
......................................................................................................................................... 23
6.2
上电复½
......................................................................................................................................... 24
6.3
外部复½
......................................................................................................................................... 24
6.4
½电压复½
..................................................................................................................................... 24
6.5
看门狗复½
..................................................................................................................................... 24
I/O
端口
....................................................................................................................................................... 25
7.1
通用
I/O
功½
.................................................................................................................................. 25
7.2
内部上拉电阻
................................................................................................................................. 26
7.3
端口模式控制
................................................................................................................................. 27
定时器
TIMER............................................................................................................................................ 28
8.1
看门狗定时器
WDT ....................................................................................................................... 28
8.2
定时器
T0........................................................................................................................................ 28
8.3
定时器
T1........................................................................................................................................ 31
模数½换器
ADC........................................................................................................................................ 34
9.1
ADC
概述........................................................................................................................................
34
9.2
ADC
相关寄存器
............................................................................................................................ 35
晟½微电子
2/54
MC35P7050 用户手册
V1.2
9.3
ADC
操½步骤
................................................................................................................................ 37
9.4
ADC
校准流程
................................................................................................................................ 37
10
中断
............................................................................................................................................................. 39
10.1
外部中断
......................................................................................................................................... 39
10.2
定时器中断
..................................................................................................................................... 39
10.3 ADC
中断........................................................................................................................................
40
10.4
中断相关寄存器
............................................................................................................................. 40
11
特性曲线
..................................................................................................................................................... 42
11.1 I/O
特性
........................................................................................................................................... 42
11.2
功耗特性
......................................................................................................................................... 45
11.3
模拟电路特性
................................................................................................................................. 49
12
封装尺寸
..................................................................................................................................................... 52
12.1 SOP8................................................................................................................................................ 52
12.2 DIP8 ................................................................................................................................................ 52
12.3 SOT23-6 .......................................................................................................................................... 53
13
修订记½
..................................................................................................................................................... 54
晟½微电子
3/54