GMSK分组数据调制解调器和射频收发器
CMX990
目录
部分
1.
2.
3.
4.
页面
简要说明................................................ .................................. 1
框图................................................ ..................................... 4
信号列表................................................ ............................................ 5
外部元件................................................ .......................... 8
4.1
处理器接口................................................ ................. 9
4.2
合成器和TCXO ............................................... .......... 10
4.3
发送................................................. ............................... 11
4.4
接收................................................. ................................. 12
4.5
电源去耦和布局................................ 13
概述................................................ ........................... 15
5.1
基带调制解调器................................................ ................. 15
5.1.1描述块............................................ ... 15
5.1.2调制解调器 - μC互动........................................... 17
5.1.3数据格式............................................. ................ 18
5.1.4程序员的视角的Modem .......................... 20
5.1.5 CRC ， FEC ，交织和扰详细..... 37
5.1.6应用说明............................................. ........ 40
5.2
μC接口................................................ ........................... 44
5.2.1存储器映射和接口....................................... 44
5.2.2上电和复位.......................................... ....... 45
5.2.3时钟控制............................................. ............... 46
5.2.4状态寄存器............................................. .......... 47
5.2.5只写寄存器............................................ .... 48
5.2.6只读寄存器............................................ ..... 52
5.3
辅助DAC和ADC .............................................. ........... 54
5.4
合成器................................................. ........................... 57
5.5
RF和IF ............................................... ................................ 59
5.5.1接收器部分............................................. .......... 59
5.5.2发射机部分............................................. ..... 60
5.5.3替代接收器架构............................ 60
应用说明................................................ .............................. 62
6.1
一般................................................. ................................. 62
6.2
发送................................................. ........................... 62
6.3
接收器................................................. ................................ 64
6.4
变量的Bt ................................................ ............................. 69
性能规范................................................ ................ 71
7.1
电气性能................................................ .......... 71
7.2
包装................................................. ............................. 77
它总是建议您检查从最新的产品数据表版本
CML的网站数据手册页： [ www.cmlmicro.com ] 。
注意：
本产品的开发：修改和补充将对此做出规范。
标项待定或留空将包含在以后的问题。
5
6.
7.
本数据表中的信息不应该依赖于对最终产品设计。
©
2004年CML微Plc的
3
D/990/1
CMLMICRO [ CML MICROCIRCUITS ]
