（简体）NUC970編程指南简体中文版

NUC970

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NUC970

Mar 31, 2015

Page

of 308

Rev 1.00

Document Information

Abstract

This document introduces the control sequence of NUC970 family

peripherals.

Apply to

NUC970 family, including NUC972, NUC973, NUC976 and NUC977.

The information described in this document is the exclusive intellectual property of

Nuvoton Technology Corporation and shall not be reproduced without permission from Nuvoton.

Nuvoton is providing this document only for reference purposes of NuMicro microcontroller based system design.

Nuvoton assumes no responsibility for errors or omissions.

NUC970 Family Programming Guide

NUC970

Mar 31, 2015

Page

of 308

Rev 1.00

Table of Contents

系统管理器 (SYSTEM MANAGER) .................................................................... 13

1.1 概述 ........................................................................................................................................ 13

1.2

寄存器 .................................................................................................................................... 13

1.3

功能描述 ................................................................................................................................ 14

1.3.1

端口多功能控制 (Multiple Function Control) ......................................................................... 14

1.3.2

低电压侦测/复位 ................................................................................................................... 15

1.3.3

USB ID 侦测 ......................................................................................................................... 15

时钟控制器 (CLOCK CONTROLLER) ................................................................ 16

2.1 概述 ........................................................................................................................................ 16

2.2 特性 ........................................................................................................................................ 16

2.3

方块图 .................................................................................................................................... 16

2.4

寄存器 .................................................................................................................................... 18

2.5

功能描述 ................................................................................................................................ 18

2.5.1

模块时钟开关 ........................................................................................................................ 18

2.5.2

时钟除频器 ........................................................................................................................... 18

2.5.3

PLL 设置 ............................................................................................................................... 19

3 仿真数字转换( (ADC) ......................................................................................... 20

3.1 概述 ........................................................................................................................................ 20

3.2 特性 ........................................................................................................................................ 20

3.3

方块图 .................................................................................................................................... 20

3.4

寄存器 .................................................................................................................................... 21

3.5

功能描述 ................................................................................................................................ 22

3.5.1

基本配置 ............................................................................................................................... 22

3.5.2

ADC传送模式 ....................................................................................................................... 22

3.5.3

一般侦测(Normal Detection) ................................................................................................ 23

3.5.4

电池电压检测 (Battery Voltage Detection) ............................................................................ 24

3.5.5

键盘扫描(Key Pad Scan)...................................................................................................... 25

3.5.64线和5线触摸屏(4-wire and 5-wire Touch Screen) .............................................................. 27

3.5.74线压力测量(4-wire Pressure Measurement) ...................................................................... 29

4 中断控制器 (AIC) ................................................................................................ 30

NUC970

Mar 31, 2015

Page

of 308

Rev 1.00

4.1 概述 ........................................................................................................................................ 30

4.2 特性 ........................................................................................................................................ 30

4.3 方块图 ..................................................................................................................................... 30

4.4 寄存器 ..................................................................................................................................... 31

4.5 功能描述 ................................................................................................................................. 32

4.5.1中断信道配置 ........................................................................................................................ 32

4.5.2中断屏蔽 ............................................................................................................................... 33

4.5.3中断清除与设置 .................................................................................................................... 33

4.5.4软件优先规则 ........................................................................................................................ 33

4.5.5硬件优先规则 ........................................................................................................................ 35

4.5.6中断源 .................................................................................................................................. 35

CAN ..........................................................................................................

5.1 概述 ........................................................................................................................................ 38

5.2 特性 ........................................................................................................................................ 38

5.3 方块图 ..................................................................................................................................... 38

5.4 寄存器 ..................................................................................................................................... 39

5.5 功能描述 ................................................................................................................................. 40

5.5.1CAN协议的帧编码格式 ......................................................................................................... 40

5.5.2CAN硬件配置 ....................................................................................................................... 41

5.5.3CAN传输速度的设定 ............................................................................................................ 41

5.5.4CAN模块的寄存器 ................................................................................................................ 43

5.5.5发送CAN报文 ....................................................................................................................... 45

5.5.6接收CAN报文 ....................................................................................................................... 47

5.5.7唤醒功能 ............................................................................................................................... 48

加密加速器

.....................................................................................................

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