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Apr 22, 2016 Page 1 of 308 Rev 1.01

NUC970

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.

All data and specifications are subject to change without notice.

For additional information or questions, please contact: Nuvoton Technology Corporation.

www.nuvoton.com

NUC970 Family Programming Guide

Apr 22, 2016 Page 2 of 308 Rev 1.01

NUC970

Table of Contents

1 系統管理器 (SYSTEM MANAGER) .................................................................................. 13

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

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

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

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

1.3.1

低電壓偵測/復位 ............................................................................................................................... 15

1.3.2

USB ID 偵測 ...................................................................................................................................... 15

1.3.3

2 時鐘控制器 (CLOCK CONTROLLER) ............................................................................. 16

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

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

2.3 方塊圖 ........................................................................................................................................... 16

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

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

模組時鐘開關 .................................................................................................................................... 18

2.5.1

時鐘除頻器 ........................................................................................................................................ 18

2.5.2

PLL 設置 ............................................................................................................................................ 19

2.5.3

3 模擬數字轉換( (ADC) ............................................................................................................. 20

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

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

3.3 方塊圖 ........................................................................................................................................... 20

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

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

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

3.5.1

ADC傳送模式 .................................................................................................................................... 22

3.5.2

一般偵測(Normal Detection) ........................................................................................................... 23

3.5.3

電池電壓檢測 (Battery Voltage Detection).................................................................................... 24

3.5.4

鍵盤掃描(Key Pad Scan) ................................................................................................................ 25

3.5.5

4線和5線觸摸屏(4-wire and 5-wire Touch Screen) ..................................................................... 27

3.5.6

4線壓力測量(4-wire Pressure Measurement) .............................................................................. 29

3.5.7

4 中斷控制器 (AIC) .................................................................................................................... 30

Apr 22, 2016 Page 3 of 308 Rev 1.01

NUC970

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

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

4.3 方塊圖 ........................................................................................................................................... 30

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

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

中斷通道配置 .................................................................................................................................... 32

4.5.1

中斷屏蔽 ............................................................................................................................................ 33

4.5.2

中斷清除與設置 ................................................................................................................................ 33

4.5.3

軟件優先規則 .................................................................................................................................... 33

4.5.4

硬件優先規則 .................................................................................................................................... 35

4.5.5

中斷源 ................................................................................................................................................ 35

4.5.6

5 CAN ............................................................................................................................................ 38

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

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

5.3 方塊圖 ........................................................................................................................................... 38

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

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

CAN協定的幀編碼格式 .................................................................................................................... 40

5.5.1

CAN硬體設定 .................................................................................................................................... 41

5.5.2

CAN傳送速率的設定 ........................................................................................................................ 41

5.5.3

CAN模塊的寄存器 ............................................................................................................................ 43

5.5.4

發送CAN報文 .................................................................................................................................... 45

5.5.5

接收CAN報文 .................................................................................................................................... 47

5.5.6

喚醒功能 ............................................................................................................................................ 48

5.5.7

6 加密加速器 ................................................................................................................................ 49

6.1 概述 ............................................................................................................................................... 49

6.2 特性 ............................................................................................................................................... 49

6.3 方塊圖 ........................................................................................................................................... 50

6.4 寄存器 ........................................................................................................................................... 50

6.5 功能描述 ....................................................................................................................................... 56

數據訪問 ............................................................................................................................................ 56

6.5.1

通道擴展 ............................................................................................................................................ 57

6.5.2

PRNG ................................................................................................................................................. 57

6.5.3

AES .................................................................................................................................................... 58

6.5.4

DES/TDES ........................................................................................................................................ 60

6.5.5

SHA .................................................................................................................................................... 61

6.5.6

7 外部總線 (EXTERNAL BUS INTERFACE) .......................................................................... 63

Apr 22, 2016 Page 4 of 308 Rev 1.01

NUC970

7.1 概述 ............................................................................................................................................... 63

7.2 特性 ............................................................................................................................................... 63

7.3 方塊圖 ........................................................................................................................................... 63

7.4 寄存器 ........................................................................................................................................... 64

7.5 功能描述. ...................................................................................................................................... 64

基本配置 ............................................................................................................................................ 64

7.5.1

外部I/ O控制 ...................................................................................................................................... 64

7.5.2

8 乙太網路控制器 (EMAC) ...................................................................................................... 66

8.1 概述 ............................................................................................................................................... 66

8.2 特性 ............................................................................................................................................... 66

8.3 方塊圖 ........................................................................................................................................... 66

8.4 寄存器 ........................................................................................................................................... 67

8.5 功能描述 ....................................................................................................................................... 69

PHY 控制 ........................................................................................................................................... 69

8.5.1

CAM 設置 .......................................................................................................................................... 71

8.5.2

控制封包 ............................................................................................................................................ 71

8.5.3

遠端喚醒 (WoL) ................................................................................................................................ 71

8.5.4

封包接收 ............................................................................................................................................ 72

8.5.5

封包傳送 ............................................................................................................................................ 77

8.5.6

網路時鐘 ............................................................................................................................................ 83

8.5.7

錯誤處理 ............................................................................................................................................ 86

8.5.8

9 加強型計時器控制器 (ETMR) .............................................................................................. 89

9.1 概述 ............................................................................................................................................... 89

9.2 特性 ............................................................................................................................................... 89

9.3 方塊圖 ........................................................................................................................................... 89

9.4 寄存器 ........................................................................................................................................... 89

9.5 功能描述 ....................................................................................................................................... 90

計時器計時初始化 ............................................................................................................................ 90

9.5.1

計時器捕獲初始化 ............................................................................................................................ 90

9.5.2

中斷處理 ............................................................................................................................................ 91

9.5.3

計時器頻率 ........................................................................................................................................ 91

9.5.4

單次模式 ............................................................................................................................................ 92

9.5.5

週期模式 ............................................................................................................................................ 92

9.5.6

翻轉模式 ............................................................................................................................................ 93

9.5.7

連續計數模式 .................................................................................................................................... 93

9.5.8

自由計數模式 .................................................................................................................................... 94

9.5.9

觸發計數模式 ........................................................................................................................... 95

9.5.10

計數器重定模式 ....................................................................................................................... 96

9.5.11

Apr 22, 2016 Page 5 of 308 Rev 1.01

NUC970

捕獲模式去抖動 ....................................................................................................................... 97

9.5.12

10 閃存接口 (FMI) ........................................................................................................................ 98

10.1 概述 ............................................................................................................................................... 98

10.2 特性 ............................................................................................................................................... 98

10.3 方塊圖 ........................................................................................................................................... 98

10.4 寄存器 ........................................................................................................................................... 99

10.5 功能描述 ..................................................................................................................................... 101

DMA 以及 FMI 全域控制 ......................................................................................................101

10.5.1

NAND Flash...........................................................................................................................101

10.5.2

eMMC .....................................................................................................................................105

10.5.3

11 通用 DMA 控制器 (GDMA) ............................................................................................... 110

11.1 概述 ............................................................................................................................................. 110

11.2 特性 ............................................................................................................................................. 110

11.3 方塊圖 ......................................................................................................................................... 110

11.4 寄存器 ......................................................................................................................................... 111

11.5 功能描述. .................................................................................................................................... 112

Non-Descriptor功能描述 ......................................................................................................112

11.5.1

Descriptor功能描述 ...............................................................................................................116

11.5.2

12 2D 圖形加速 .......................................................................................................................... 120

12.1 概述 ............................................................................................................................................. 120

12.2 特性 ............................................................................................................................................. 120

12.3 方塊圖 ......................................................................................................................................... 121

12.4 寄存器 ......................................................................................................................................... 121

12.5 功能描述 ..................................................................................................................................... 122

初始化2D控制器 ....................................................................................................................122

12.5.1

三元光柵操作(ROP)..............................................................................................................123

12.5.2

位塊傳送(BitBLT) ..................................................................................................................125

12.5.3

Bresenham畫線 ....................................................................................................................129

12.5.4

α混合 .....................................................................................................................................133

12.5.5

剪裁 .........................................................................................................................................134

12.5.6

旋轉 .........................................................................................................................................134

12.5.7

放大與縮小 .............................................................................................................................135

12.5.8

13 通用 I/O 控制器 (GPIO) ...................................................................................................... 138

13.1 概述 ............................................................................................................................................. 138

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