PSD4XX家庭
PSD4XX/ZPSD4XX
现场可编程微控制器外设
目录
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9
介绍...........................................................................................................................................................1
主要特点........................................................................................................................................................2
符号................................................................................................................................................................3
零功耗背景.......................................................................................................................................3
集成的电源管理
TM
手术........................................................................................................5
设计流程..........................................................................................................................................................6
PSD4XX家庭....................................................................................................................................................7
表2. PSD4XX引脚Descriptions......................................................................................................................8
该PSD4XX架构..................................................................................................................................10
9.1 ZPLD Block..........................................................................................................................................10
9.1.1 PSD4XXA1 ZPLD Block............................................................................................................10
9.1.1.1在DPLD ..........................................................................................................................12
9.1.1.2本GPLD ..........................................................................................................................13
9.1.1.3 TPA宏单元结构...................................................................................................13
9.1.1.4端口B宏单元结构........................................... .................................................. .... 17
9.1.1.5本ZPLD电源Management..........................................................................................18
9.1.2 PSD4XXA2 ZPLD Block............................................................................................................22
9.1.2.1在DPLD ..........................................................................................................................24
9.1.2.2本GPLD ..........................................................................................................................26
9.1.2.3端口A的宏单元结构........................................... .................................................. .... 26
9.1.2.4端口B宏单元结构........................................... .................................................. .... 30
9.1.2.5端口E宏单元结构........................................... .................................................. .... 33
9.1.2.6本ZPLD电源Management..........................................................................................34
9.2总线Interface...............................................................................................................................................37
9.2.1总线接口配置..............................................................................................................37
9.2.2 PSD4XX接口为复用总线......................................... .................................................. 38
9.2.3 PSD4XX接口非复用总线........................................ .............................................. 38
9.2.4数据字节Enable..............................................................................................................................42
9.2.5可选功能.............................................................................................................................43
9.2.6总线接口Examples....................................................................................................................43
9.3 I / O Ports......................................................................................................................................................48
9.3.1标准MCU的I / O ............................................................................................................................48
9.3.2 PLD的I / O ...........................................................................................................................................48
9.3.3地址Out......................................................................................................................................49
9.3.4地址在........................................................................................................................................49
9.3.5数据端口..........................................................................................................................................49
9.3.6复用功能在........................................................................................................................49
9.3.7外设I / O ...................................................................................................................................50
9.3.8漏极开路Outputs..........................................................................................................................50
9.3.9港口Registers...................................................................................................................................51
9.3.10端口A - 功能和Structure.................................................................................................54
9.3.11端口B - 功能和Structure.................................................................................................54
9.3.12 C口和D口 - 功能和结构...................................... ........................................ 57
9.3.13端口E - 功能和Structure.................................................................................................57
9.4内存模块.............................................................................................................................................61
9.4.1 EPROM ............................................................................................................................................61
9.4.2 SRAM ...............................................................................................................................................61
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