参数资料
型号: CORE8051-AR
厂商: Microsemi SoC
文件页数: 8/41页
文件大小: 0K
描述: IP MODULE CORE8051
标准包装: 1
系列: *
Core8051
Table 5 ? Core8051 Pin Description (Continued)
Name
Type
Polarity/Bus Size Description
memacki
memdatai
memdatao
memaddr
mempsrd
memwr
memrd
Input
Input
Output
Output
Output
Output
Output
High
8
8
16
High
High
High
Data memory acknowledge
Memory data input
Memory data output
Memory address
Program store read enable
Data memory write enable
Data memory read enable
Internal Data Memory Interface
ramdatai
ramdatao
ramaddr
ramwe
ramoe
Input
Output
Output
Output
Output
8
8
8
High
High
Data bus input
Data bus output
Data file address
Data file write enable
Data file output enable
External Special Function Registers Interface
sfrdatai
sfrdatao
sfraddr
sfrwe
sfroe
Input
Output
Output
Output
Output
8
8
7
High
High
SFR data bus input
SFR data bus output
SFR address
SFR write enable
SFR output enable
Memory Organization
The Core8051 microcontroller utilizes the Harvard
architecture, with separate code and data spaces.
Memory organization in Core8051 is similar to that of
the industry standard 8051. There are three memory
areas, as shown in Figure 3 :
FFFFH
FFFFH
C000H
C000H
8000H
8000H
4000H
4000H
?
?
?
Program Memory (Internal RAM, External RAM, or
External ROM)
External Data Memory (External RAM)
Internal Data Memory (Internal RAM)
FFH
0000H
Program memory
Figure 3 ? Core8051 Memory Map
8
0000H
External data memory
v6.0
00H
Internal data memory
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相关代理商/技术参数
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CORE8051-EV 制造商:ACTEL 制造商全称:Actel Corporation 功能描述:Core8051
CORE8051-SN 制造商:ACTEL 制造商全称:Actel Corporation 功能描述:Core8051
CORE8051-SR 制造商:ACTEL 制造商全称:Actel Corporation 功能描述:Core8051
CORE8051-UR 制造商:ACTEL 制造商全称:Actel Corporation 功能描述:Core8051
CORE8051-XX 制造商:ACTEL 制造商全称:Actel Corporation 功能描述:Core8051