參數(shù)資料
型號(hào): SAF-C515A-LM
廠商: INFINEON TECHNOLOGIES AG
元件分類: 微控制器/微處理器
英文描述: 8-BIT, 18 MHz, MICROCONTROLLER, PQFP80
封裝: METRIC, PLASTIC, QFP-80
文件頁(yè)數(shù): 6/58頁(yè)
文件大小: 634K
代理商: SAF-C515A-LM
C515A
Semiconductor Group
14
1997-10-01
Memory Organization
The C515A CPU manipulates operands in the following five address spaces:
– up to 64 Kbyte of program memory (32K on-chip program memory for C515A-4R)
– up to 64 Kbyte of external data memory
– 256 bytes of internal data memory
– 1K bytes of internal XRAM data memory
– a 128 byte special function register area
Figure 5 illustrates the memory address spaces of the C515A.
Figure 5
C515A Memory Map
Ext.
Int.
EA = 1)
Ext.
Data
Memory
Internal
XRAM
(1 KByte)
Ext.
FFFF H
8000 H
7FFFH
0000 H
Data
Memory
Ext.
FC00 H
00 H
H
7F
Regs.
Function
Special
RAM
Internal
RAM
Internal
H
80
H
FF
Addr.
Indirect
Addr.
Direct
Alternatively
"Code Space"
"Data Space"
"Internal Data Space"
MCB03243
EA = 1)
FFFF H
H
0000
FBFF H
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