产品speci fi cation

nRF24E2的2.4 GHz无线发射器与微控制器

目录

1概述............................................... .................................... 4

1.1快速参考的数据.............................................. ......................................... 4

1.2块Diagram..................................................................................................5

1.3引脚图......................................................................................................6

条款1.4词汇表.............................................. ............................................... 8

2架构概述............................................... .......................... 9

2.1 Microcontroller.................................................................................................9

2.2 PWM...............................................................................................................10

2.3 SPI ..................................................................................................................10

2.4端口逻辑.......................................................................................................11

2.5电源管理............................................... ......................................... 11

2.6 RTC唤醒定时器，看门狗和RC振荡器....................................... 11

2.7 XTAL Oscillator.............................................................................................11

AD转换器2.8 ............................................... .................................................. 11

2.9无线发射器............................................... ............................................ 12

3个I / O端口............................................................................................................13

复位时3.1 I / O端口的行为.......................................... .......................... 13

3.2端口0 (P0).......................................................................................................13

3.3端口1 （ P1或SPI端口） ......................................... ........................................... 14

4 nRF2401的2.4GHz的发射机子系统............................................ 0.18

4.1无线端口（端口2 ） ........................................... ............................................ 18

4.2模式工作.............................................. ........................................... 20

4.3设备配置............................................... ....................................... 23

4.4数据包说明.............................................. ................................. 28

4.5重要射频时序数据............................................. ................................ 29

5 A / D转换器............................................. .................................................. 32

5.1 A / D转换器子系统框图.......................................... .............. 33

5.2 A / D转换器的寄存器............................................ ....................................... 33

5.3 A / D转换器的使用情况............................................ ........................................... 34

5.4 A / D转换器的时序............................................ ......................................... 36

5.5模拟接口..............................................指引.............................. 37

6 PWM .....................................................................................................................38

7 INTERRUPTS.......................................................................................................39

7.1中断SFRs.................................................................................................39

7.2中断处理............................................... ......................................... 42

7.3中断屏蔽............................................... ............................................ 43

7.4中断Priorities...........................................................................................43

7.5中断采样............................................... ........................................... 44

7.6中断Latency.............................................................................................44

7.7中断延迟从掉电模式........................................... ......... 44

7.8单步操作............................................. ........................................ 44

8唤醒定时器和看门狗............................................. ................. 45

8.1蜱calibration...............................................................................................45

8.2 RTC唤醒定时器.............................................. ........................................... 46

Nordic半导体 - 的Vestre Rosten 81 ，N - 7075分蘖，挪威

修订： 1.3

第99 2

-

电话4772898900 - 传真4772898989

2006年3月