|
Nuvoton |
N79E815A/814A/8132A 中文规格书
Nuvoton 8051内核 微控制器
N79E815A
N79E814A
N79E8132A
中文规格书
版本: A2.1 SC6
N79E815A/814A/8132A 中文规格书
目录
1 概述..........................................................................................................................................................6
2 特性..........................................................................................................................................................7
3 器件信息列表 ...........................................................................................................................................9
4 结构框图 ................................................................................................................................................10
5 管脚配置 ................................................................................................................................................11
6 内存结构 ................................................................................................................................................16
6.1 APROM 闪存存储器 ..................................................................................................................17
6.2 LDROM 闪存存储器 ..................................................................................................................17
6.3 配置位........................................................................................................................................17
6.4 片内非易失性数据存储器...........................................................................................................17
6.5 片内外部数据暂存器 XRAM ......................................................................................................19
6.6 片内暂存器RAM 和 特殊功能寄存器SFR ..................................................................................19
6.7 工作寄存器 ................................................................................................................................20
6.8 可位寻址区 ................................................................................................................................21
6.9 堆栈 ...........................................................................................................................................21
7 特殊功能寄存器(SFR) ............................................................................................................................22
8 通用80C51 系统控制 .............................................................................................................................27
9 通用IO (GPIO )结构及操作 ....................................................................................................................30
9.1 准双向输出配置 .........................................................................................................................30
9.1.1 读-修改-写 .....................................................................................................................31
9.2 开漏输出配置.............................................................................................................................32
9.3 推挽输出配置.............................................................................................................................32
9.4 输入配置 ....................................................................................................................................33
10 定时器/计数器 ........................................................................................................................................36
10.1
10.2
定时器/计数器0 和 1 ..................................................................................................................36
10.1.1 模式 0 (13位 定时器) ...................................................................................................39
10.1.2 模式1 (13位定时器) .....................................................................................................40
10.1.3 模式2 (8位自动重载定时器) ........................................................................................40
10.1.4 模式3 (两组独立8位定时器) ........................................................................................41
定时器/计数器 2.........................................................................................................................42
10.2.1 输入捕获模式 ..............................................................................................................45
10.2.2 自动重加载模式...........................................................................................................50
10.2.3 比较模式......................................................................................................................50
11 看门狗定时器(WDT)...............................................................................................................................51
11.1 功能描述 ....................................................................................................................................51
11.2 看门狗定时器复位的应用...........................................................................................................53
11.3 看门狗定时器中断应用 ..............................................................................................................54
12 串口 (UART) ..........................................................................................................................................56
12.1 模式0 .........................................................................................................................................58
12.2 模式1 .........................................................................................................................................60
12.3 模式2 .........................................................................................................................................62
12.4 模式 3 ........................................................................................................................................64
-2-
|