IA186EM/IA188EM
8位/ 16位微控制器
数据表
2011年2月25日
3.
4.
5.
2.2.46 v
cc
- 电源(输入) ............................................ .................................. 40
47年2月2日whb_n ( IA186EM ) -Write高字节(含同步输出
三态) ............................................................................................................40
48年2月2日wlb_n / wb_n - 写低字节( IA186EM ) (带同步输出
三态) /写字节( IA188EM ) (用三态同步输出) .............. 40
49年2月2日WR_N -写选通(同步输出) ....................................... ............. 41
50年2月2日X1 -晶振输入(输入) ........................................ ....................................... 41
51年2月2日X2 -晶振输入(输入) ........................................ ....................................... 41
2.3使用的引脚仿真器............................................. ................................................. 41
最大额定值,热特性,以及DC参数....................................... 42
设备架构..............................................................................................................43
4.1总线接口和控制............................................. .............................................. 43
4.2时钟和电源管理............................................. ...................................... 45
4.3系统时钟.............................................................................................................45
4.4省电模式.......................................................................................................46
4.5初始化和复位.............................................. .................................................. 46
4.6复位配置寄存器.............................................. ........................................ 46
4.7芯片选择.................................................................................................................47
4.8片选时机.....................................................................................................47
4.9就绪 - 和等待状态编程.......................................... ................................ 47
4.10片选重叠....................................................................................................47
4.11上内存芯片选择............................................. ............................................ 48
4.12低内存芯片选择............................................. .............................................. 49
4.13中端存储芯片选择............................................. .................................... 49
4.14外设片选.............................................. ................................................. 49
4.15刷新控制...........................................................................................................50
4.16中断控制..........................................................................................................50
4.16.1中断Types................................................................................................51
4.17定时器控制..............................................................................................................52
4.18直接内存访问( DMA ) ........................................... ........................................ 52
4.19 DMA Operation...........................................................................................................53
4.20 DMA通道控制寄存器............................................. ................................... 53
4.21 DMA优先..............................................................................................................54
4.22异步串口.............................................. .............................................. 54
4.23同步串行端口.............................................. ................................................ 55
4.24可编程I / O( PIO ) .......................................... .................................................. 0.55
周边建筑.........................................................................................................57
5.1控制寄存器.............................................. .................................................. ..57
5.1.1 RELREG ( 0FEH ) ........................................... .................................................. 0.59
5.1.2 RESCON (0f6h)..............................................................................................59
5.1.3 PRL ( 0f4h ) ......................................................................................................59
5.1.4 PDCON ( 0F0H ) ........................................... .................................................. ... 60
5.1.5 EDRAM ( 0e4h ) ........................................... .................................................. 0.61
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