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EGmicro

EG89M52 Datasheet Preview

EG89M52 Datasheet

Motor control ASIC

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EG89M52用户手册
电机控制专用芯片
2011 © 屹晶微电子有限公司 版权所有
REV 1.2
2011.10.08




EGmicro

EG89M52 Datasheet Preview

EG89M52 Datasheet

Motor control ASIC

No Preview Available !

目录
EG89M52 用户手册
电机控制专用芯片
目录 .............................................................................................................................................................. 1
1. 特性.......................................................................................................................................................... 3
2. 描述.......................................................................................................................................................... 3
3. 引脚.......................................................................................................................................................... 4
3.1. 引脚定义 ........................................................................................................................................ 4
3.2. 引脚描述 ........................................................................................................................................ 5
4. 时钟电路 .................................................................................................................................................. 7
4.1. 外部时钟接法................................................................................................................................. 7
4.2. 内部可调时钟................................................................................................................................. 7
4.3. 时钟管理 ........................................................................................................................................ 7
5. 复位电路 .................................................................................................................................................. 9
6. 结构框图 ................................................................................................................................................ 10
7. 特殊功能寄存器(SFR........................................................................................................................11
8. P0 P4 端口结构 ................................................................................................................................... 32
9. 存储器组织结构 ..................................................................................................................................... 34
9.1. ROM ............................................................................................................................................. 34
9.2. RAM ............................................................................................................................................. 34
9.3. 在应用编程(IAP..................................................................................................................... 34
10. 模数转换器(ADC............................................................................................................................ 37
11. 数模转换器(DAC............................................................................................................................ 40
12. 模拟比较器(AC.............................................................................................................................. 41
13. 模拟信号选通电路................................................................................................................................ 44
14. 定时器 2、定时器 3 ............................................................................................................................. 46
14.1. 定时器的结构............................................................................................................................. 46
14.2. 定时器的工作方式 ..................................................................................................................... 47
工作方式 0.................................................................................................................................... 47
工作方式 1.................................................................................................................................... 48
15. 比较/捕获单元 ...................................................................................................................................... 49
15.1. 比较/捕获通道 CC0CC1CC2.............................................................................................. 51
比较模式....................................................................................................................................... 51
捕获模式....................................................................................................................................... 53
15.2. 比较通道 C3 .............................................................................................................................. 55
15.3. PWM 生成单元 ........................................................................................................................... 55
16. 电机控制单元 ....................................................................................................................................... 57
16.1. 电机控制单元结构 ..................................................................................................................... 57
16.2. 霍尔信号滤波及检测单元 .......................................................................................................... 57
16.3. 电机自动换相单元 ..................................................................................................................... 59
16.4. 电机换向信号同步电路 .............................................................................................................. 60
2011©屹晶微电子有限公司 版权所有
www.EGmicro.com
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Part Number EG89M52
Description Motor control ASIC
Maker EGmicro
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