参数资料
型号: ADSP-2188NKSTZ-320
厂商: Analog Devices Inc
文件页数: 48/48页
文件大小: 0K
描述: IC DSP CONTROLLER 16BIT 100LQFP
标准包装: 1
系列: ADSP-21xx
类型: 定点
接口: 主机接口,串行端口
时钟速率: 80MHz
非易失内存: 外部
芯片上RAM: 256kB
电压 - 输入/输出: 1.8V,2.5V,3.3V
电压 - 核心: 1.80V
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 100-LQFP
供应商设备封装: 100-LQFP(14x14)
包装: 托盘
ADSP-218xN
Rev. A
|
Page 9 of 48
|
August 2006
MEMORY ARCHITECTURE
The ADSP-218xN series provides a variety of memory and
peripheral interface options. The key functional groups are Pro-
gram Memory, Data Memory, Byte Memory, and I/O. Refer to
Page 11 for PM and DM memory allocations in the ADSP-
218xN series.
Figure 4. ADSP-2184 Memory Architecture
Figure 5. ADSP-2185 Memory Architecture
Figure 6. ADSP-2186 Memory Architecture
PROGRAM MEMORY
PM OVERLAY 1,2
(EXTERNAL PM)
INTERNAL PM
PM OVERLAY 0
(RESERVED)
RESERVED
MODEB = 0
0x3FFF
0x2000
0x0000
0x0FFF
0x1000
0x1FFF
0x3FFF
0x2000
0x0000
0x3FE0
0x3FDF
0x3000
0x2FFF
0x1FFF
DATA MEMORY
DM OVERLAY 1,2
(EXTERNAL DM)
INTERNAL DM
32 MEMORY-MAPPED
CONTROL REGISTERS
4064 RESERVED
WORDS
DM OVERLAY 0
(RESERVED)
PROGRAM MEMORY
RESERVED
EXTERNAL PM
MODEB = 1
0x3FFF
0x2000
0x0000
0x1FFF
PROGRAM MEMORY
PM OVERLAY 1,2
(EXTERNAL PM)
INTERNAL PM
PM OVERLAY 0
(INTERNAL PM)
MODEB = 0
0x3FFF
0x2000
0x0000
0x1FFF
0x3FFF
0x2000
0x0000
0x3FE0
0x3FDF
0x1FFF
DATA MEMORY
DM OVERLAY 1,2
(EXTERNAL DM)
INTERNAL DM
32 MEMORY-MAPPED
CONTROL REGISTERS
DM OVERLAY 0
(INTERNAL DM)
PROGRAM MEMORY
RESERVED
EXTERNAL PM
MODEB = 1
0x3FFF
0x2000
0x0000
0x1FFF
PROGRAM MEMORY
PM OVERLAY 1,2
(EXTERNAL PM)
INTERNAL PM
PM OVERLAY 0
(RESERVED)
MODEB = 0
0x3FFF
0x2000
0x0000
0x1FFF
0x3FFF
0x2000
0x0000
0x3FE0
0x3FDF
0x1FFF
DATA MEMORY
DM OVERLAY 1,2
(EXTERNAL DM)
INTERNAL DM
32 MEMORY-MAPPED
CONTROL REGISTERS
DM OVERLAY 0
(RESERVED)
PROGRAM MEMORY
RESERVED
EXTERNAL PM
MODEB = 1
0x3FFF
0x2000
0x0000
0x1FFF
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