nrf51822中文参考手册.pdf

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1 简介

2 产品概述

2.1 模块框图

2.2 引脚分配和功能

3 系统模块

3.1 CPU

3.2 存储器(Memory)

3.3 电源管理 (POWER)

3.4 可编程外设总线 Programmable Peripheral Interconnect (PPI)

3.5 时钟管理 (CLOCK)

3.6 GPIO

3.7 调试支持

4 外设模块

4.1 2.4 GHz 无线电 (RADIO)

4.2 定时器计数器 (TIMER)

4.3 实时计数器 (RTC)

4.4 AES-ECB 加密 (ECB)

4.5 随机数发生器 (RNG)

4.6 看门狗定时器 (WDT)

4.7 温度传感器

4.8 SPI (SPI)

4.9 两线接口 Two-wire interface (TWI)

4.10 UART (UART)

4.11 正解码器 (QDEC)

4.12 模拟-数字转换器 (ADC)

4.13 GPIO任务事件模块 GPIO Task Event blocks (GPIOTE)

5 例化表(Instance table)

6 极限参数

7 工作条件

7.1 nRF51822 WLCSP 光灵敏度

8 电气特性

8.1 时钟源

8.2 电源管理

8.3 模块资源需求

8.4 CPU

8.5 无线电收发器

8.6 RSSI(接收信号强度的指示) specifications

8.7 UART specifications

8.8 SPI specifications

8.9 TWI specifications

8.10 GPIOTE specifications

8.11 Analog-to-Digital Converter (ADC) specifications

8.12 Timer specifications

8.13 RTC

8.14 温度传感器

8.15 随机数发生器 (RNG) specifications

8.16 ECB/CCM/AAR specifications

8.17 看门狗定时器 specifications

8.18 正交解码器参数

8.19 NVMC specifications

8.20 General purpose I/O (GPIO) specification

9 机械特性

9.1 QFN48 封装

9.2 WLCSP 封装

10 订购信息

10.1 封装印记

10.2 订购编码

10.3 缩略语

10.4 编码取值

10.5 产品选择

11 参考电路

11.1 PCB 指导

11.2 QFN48 封装

11.3 WLCSP 封装

12 词汇

nRF51822 Multiprotocol Bluetooth® 4.0 low energy/2.4 GHz RF SoC Product Specification v1.3 ======================================================== 本人在阅读使用之余翻译此文，以本人的理解意译为主自我感觉不重要的地方就没有深究，加之水平有限，错误难免译文非专业翻译，仅供学习参考，使用者自行承担使用之责欢迎各位同行讨论、指点、批评、建议： mq-elec@foxmail.com ======================================================== 发布日期： 2013-8-30

nRF51822 Multiprotocol Bluetooth® 4.0 low energy/2.4 GHz RF SoC Product Specification v1.3 应用场合电脑外设和输入输出设备 • • • 鼠标键盘多点触控板娱乐互动设备遥控 3D 眼镜游戏控制器 • • • 个人互联 • • • • • • • 健康/健身的探测和监控设备医疗设备钥匙，手表遥控玩具主要特点 2.4 GHz 无线收发器 • • • • • • 低功耗模式下灵敏度： -93 dBm 数据传输速率： 250 kbps, 1 Mbps, 2 Mbps TX Power -20 to +4 dBm in 4 dB steps 省电模式下发射功率： -30 dBm 峰值电流，接收时：13 mA, 发射时(0 dBm)： 10.5 mA RSSI (分辨率： 1 dB) #接收信号的强度指示 ARM? Cortex?-M0 32 bit processor • • • 275 μA/MHz running from flash memory 150 μA/MHz running from RAM Serial Wire Debug (SWD) 现成的软件包： S100 系列存储 • • 内置Flash：256 kB /128 kB 16 kB RAM 支持非并行多协议运行 • 兼容 nRF24L 系列灵活的电源管理 • • • • • 工作电压： 1.8 V - 3.6 V 使用 16 MHz RC： 2.5 μs 唤醒关闭模式： 0.4 μA @ 3 V 关闭模式且保留一个区域 RAM：0.5 μA @ 3 V 运行模式，所有模块空闲： 2.3 μA @ 3 V 8/9/10 bit ADC - 8 个可配置通道 31 个通用 I/O 一个32位和两个16位带计数模式的定时器 SPI 主端 2线主端 (兼容I2C) UART (CTS/RTS) 与 CPU 相互独立的可编程外设总线 (PPI) 正交解码 (QDEC) AES 硬件加密实时计数器 (RTC) 封装类型 • QFN48 , 6 x 6 mm • WLCSP , 3.50 x 3.83 mm 封装封装 • • • • • • • • • • • • • • • • • Reproduction in whole or in part is prohibited without the prior written permission of the copyright holder. Copyright © 2013 Nordic Semiconductor ASA. All rights reserved.

nRF51822 Product Specification v1.3 Liability disclaimer Nordic Semiconductor ASA reserves the right to make changes without further notice to the product to improve reliability, function or design. Nordic Semiconductor ASA does not assume any liability arising out of the application or use of any product or circuits described herein. Life support applications Nordic Semiconductor’s products are not designed for use in life support appliances, devices, or systems where malfunction of these products can reasonably be expected to result in personal injury. Nordic Semiconductor ASA customers using or selling these products for use in such applications do so at their own risk and agree to fully indemnify Nordic Semiconductor ASA for any damages resulting from such improper use or sale. Contact details For your nearest distributor, please visit www.nordicsemi.com. Information regarding product updates, downloads, and technical support can be accessed through your My Page account on our home page. Main office: Otto Nielsens veg 12 7052 Trondheim Norway Phone: +47 72 89 89 00 Fax: +47 72 89 89 89 Mailing address: Nordic Semiconductor P.O. Box 2336 7004 Trondheim Norway RoHS and REACH statement Nordic Semiconductor's products meet the requirements of Directive 2002/95/EC of the European Parliament and of the Council on the Restriction of Hazardous Substances (RoHS) and the requirements of the REACH regulation (EC 1907/2006) on Registration, Evaluation, Authorization and Restriction of Chemicals. The SVHC (Substances of Very High Concern) candidate list is continually being updated. Complete hazardous substance reports, material composition reports and latest version of Nordic's REACH statement can be found on our website www.nordicsemi.com. Page 2 of 67

Product Specification (PS) Revision History Date May 2013 April 2013 Version Description 1.3 1.2 March 2013 1.1 November 2012 1.0 Datasheet Status Status Description nRF51822 Product Specification v1.3 Objective Product Specification (OPS) Preliminary Product Specification (PPS) This product specification contains target specifications for product development. This product specification contains preliminary data; supplementary data may be published from Nordic Semiconductor ASA later. This product specification contains final product specifications. Nordic Semiconductor ASA reserves the right to make changes at any time without notice in order to improve design and supply the best possible product. Updated schematics and BOMs in Section 11.3 on page 61. Added chip variant nRF51822-CEAA. Updated feature list on front page. Updated Section 3.2.1 on page 15, Section 3.2.2 on page 15, Chapter 6 on page 28, Section 10.4 on page 52, and Section 10.5.1 on page 53. Added Section 2.2.2 on page 10, Section 7.1 on page 29, Section 9.2 on page 50, and Section 11.3 on page 61. Removed PCB layouts in Chapter 11 on page 54. Added chip variant nRF51822-QFAB. Added 32 MHz crystal oscillator feature. Updated feature list on front page. Moved subsection ‘Calculating current when the DC/DC converter is enabled’ from chapter 8 to the nRF51 Reference Manual. Updated Chapter 1 on page 6, Section 2.2 on page 8, Section 3.2 on page 14, Section 3.5 on page 18, Section 3.5.1 on page 19, Section 4.2 on page 23, Chapter 5 on page 26, Section 8.1 on page 30, Section 8.1.2 on page 31, Section 8.1.5 on page 33, Section 8.2 on page 35, Section 8.3 on page 37, Section 8.5.3 on page 39, Section 8.8 on page 43, Section 8.9 on page 44, Section 8.10 on page 45, Section 8.14 on page 46, Chapter 10 on page 51, Section 11.2.3 on page 59, Section 11.2.1 on page 55, and Section 11.2.2 on page 57. Added Section 3.5.4 on page 21, Section 8.1.3 on page 32, and Section 11.1 on page 54. Changed from PPS to PS. Updated feature list on front page. Updated Table 13 on page 28, Table 14 on page 29, Table 16 on page 31, Table 18 on page 33, Table 19 on page 33, Table 20 on page 34, Table 23 on page 36, Table 24 on page 37, Table 26 on page 38, Table 27 on page 38, Table 28 on page 39, Table 32 on page 42, Table 33 on page 43, Table 35 on page 44, Table 38 on page 45, Table 39 on page 46, Table 42 on page 47, Table 45 on page 48, Table 46 on page 48, Table 61 on page 53, and Figure 15 on page 59. Page 3 of 67

nRF51822 Product Specification v1.3 简介产品概述模块框图引脚分配及功能 ............................. 6 ........................ 7 ..................................... 7 .................... 8 系统模块 CPU Memory 电源管理 (POWER) 可编程外设总线 (PPI) 时钟管理(CLOCK) GPIO 调试支持 2.4 GHz 无线 (RADIO) 定时器/计数器(TIMER) 实时钟计数(RTC) AES-ECB 硬件加密 (ECB) 随机数发生器 (RNG) 看门狗 (WDT) 温度传感器 SPI (SPI) 2通讯线接口 (TWI 兼容I2C) UART (UART) 正交解码器 (QDEC) 模数转换 (ADC) GPIO 任务事件模块 (GPIOTE) Table of Contents 1 .................................................................................................................. 2 .............................................................................................................. 2.1 ............................................................................................................. 2.2 ............................................................................................... 3 ................................................................................................................. 3.1 ......................................................................................................................... 3.2 ...................................................................................................................... 3.2 ...................................................................................................................... 3.3 .................................................................................................... 3.4 ............. 3.5 .................................................................................................... 3.6 ...................................................................................................................... 3.7 ............................................................................................................ 4 ............................................................................................................. 4.1 ............................................................................................... 4.2 .................................................................................................... 4.3 ..................................................................................................... 4.4 .............................................................................................. 4.5 ............................................................................................... 4.6 ........................................................................................................ 4.7 .......................................................................................................... 4.8 ......................................................................................................... 4.9 ..................................................................................... 4.10 ............................................................................................................. 4.11 .................................................................................................. 4.12 .......................................................................................... 4.13 ............................................................................................ 5 ................................................................................................... 6 ...................................................................................................... 7 .......................................................................................................... 7.1 .......................................................................... 8 ..................................................................................................... 8.1 ............................................................................................................... 8.2 ............................................................................................................ 8.3 ................................................................................................. 8.4 ......................................................................................................................... 8.5 ........................................................................................................... 8.6 .................................................................... 8.7 ......................................................................................................... 8.8 .......................................................................................................... 8.9 .......................................................................................................... 8.10 ...................................................................................................... 8.11 ......................................... 8.12 ....................................................................................................... 8.13 ........................................................................................................................ 8.14 ......................................................................................................... .............................................13 ........................................14 ...............16 .........................................................................17 ..................18 .............................................21 .............................21 ....................... 22 ............................22 ..........................23 .........................23 .......................23 ...........23 ........................23 ............................24 ............................................24 ..........................24 .....................................24 ....................25 .................25 ..................25 .......................... 26 ............ 28 ................... 29 ................29 .................... 30 ....................................30 ..........................35 ....................37 .............................................37 .................................38 .................................42 ..............................42 ..................................43 .................................44 .............................45 ...45 ................................46 ...............................................46 .............................46 时钟源电源管理各模块资源需求 CPU 无线收发器 RSSI (接收信号的强度指示)参数 UART 参数 SPI 参数 TWI 参数 GPIOTE 参数模数转换器(ADC) 参数定时器参数 RTC 温度传感器 ........................................................................... 外设模块例化表（地址映射）极限参数工作条件电气特性 nRF51822 WLCSP (封装名称) 光灵敏度 Page 4 of 67

nRF51822 Product Specification v1.3 机械特性 QFN48 封装 WLCSP 封装订购信息随机数发生器(RNG) 参数 ECB/CCM/AAR 参数看门狗参数正交解码器参数 NVMC 参数通用I/O (GPIO) 参数 8.15 8.16 ................................................................................................. 8.17 ............................................................................................. 8.18 .......................................................................................... 8.19 ........................................................................................................ 8.20 ................................................................................... 9 ..................................................................................................... 9.1 ............................................................................................................... 9.2 ............................................................................................................... 10 ......................................................................................................... 10.1 ............................................................................................................ 10.2 ................................................................................................................. 10.3 .............................................................................................................. 10.4 ..................................................................................................... 10.5 ............................................................................................................ 11 .......................................................................................................... 11.1 ............................................................................................................. 11.2 .............................................................................................................. 11.3 .............................................................................................................. 12 ..................................................................................................................... 7 ..............................................................................4 ....................47 ..................47 ...............48 ..............................48 ...........48 ................ 49 ................................49 ................................50 ................... 51 ................................51 .......................................51 .....................................51 ..........................52 ..................................53 ........................ 54 ....................................54 .................................55 .................................61 ............................... 67 封装印记型号编码缩略语编码取值产品选择参考电路 PCB 指导 QFN48 封装 WLCSP 封装词汇 Page 5 of 67

nRF51822 Product Specification v1.3 1 简介 nRF51822 是一款集成nRF51x系列无线收发器的超低功耗的片上系统 (Soc) ，包含一个32位 ARM? Cortex?-M0 CPU ， flash 存储器和模拟、数字外设。nRF51822 支持低功耗蓝牙和一系列专有 2.4 GHz 协议，例如 Nordic Semiconductor 公司的 Gazell 。完全适用于nRF51822的低功耗协议栈在 S100 系列软件包中实现。S100 系列软件包是免费的，可下载、安装到nRF51822上，独立于您的应用代码。 nRF51822 有不同的封装和内存类型（variants）。本手册不适用于所有变量，这些适用的变量将会明示。例如一个类型名是nRF518822-QFAA的，如果没有说明该类型，或者仅 nRF51822 被使用，那么该数据适用于 nRF51822 的所有版本。 1.1 推荐阅读强烈建议阅读 nRF51 参考手册( ) 。 nRF51 Reference Manual 1.2 书写规范本手册遵循一套印刷规范，确保这些文档是一致的，易于阅读的。规范如下： • • • • • • Lucida Console Consolas bold semi-bold. 命令，事件名称和位状态使用样式。引脚名称和引脚信号状态使用样式。文件名称和用户接口组件使用粗体。内部交叉引用是斜体，使用样式。参数的占位符使用斜体、普通文本字体。例如，一种联结的语法描述写法如下： Connect(TimeOut, AdvInterval). 常量写成普通文本字体。例如，一种联结的方法描述写法如下： Connect will be written as: Connect(0x00F0, Interval). . . . Page 6 of 67

nRF51822 Product Specification v1.3 2 产品概述 2.1 模块框图 nRF51 CODE RAM FICR UICR e v a s l e v a s l e v a s l e v a s l P0 (P0.0 – P0.31) GPIO slave AHB-LITE BUS r e t s a m ARM CORTEX-M0 e v a s l AHB TO APB BRIDGE DAP BBB NVIC POWER WDT SPI0 SPI1 TIMER 0 TIMER 1 TIMER 2 QDEC CLOCK TWI0 TWI1 SWDIO SWCLK RESET SCK MISO MOSI SCK MISO MOSI LED A B XC1 XC2 XL1 XL2 SCL SDA SCL SDA NVMC RADIO ECB RNG TEMP ADC PPI UART GPIOTE RTC0 RTC1 ANT2 ANT1 AIN0 – AIN7 RXD TXD CTS RTS Note: 默认情况下是无效的。 RESET Figure 1 nRF51822 block diagram Page 7 of 67

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