參數資料
型號: μPD789167Y
廠商: NEC Corp.
英文描述: 8 Bit Single Chip Microcontrollers(8 位單片微控制器)
中文描述: 8位單片機微控制器(8位單片微控制器)
文件頁數: 18/145頁
文件大小: 610K
代理商: ΜPD789167Y
Preliminary Product Information
17
μ
PD789166Y, 789167Y, 789176Y, 789177Y
4. CPU ARCHITECTURE
4.1
Memory Space
The
μ
PD789166Y,
μ
PD789167Y,
μ
PD789176Y, and
μ
PD789177Y can each access up to 64 Kbytes of memory
space. Figure 4-1 shows the memory map.
Figure 4-1. Memory Map
Special function register
256
×
8 bits
Internal high-speed RAM
512
×
8 bits
Program memory
space
Data memory space
Program area
Program area
CALLT table area
Unusable
Vector table area
Internal ROM
Note
F F F F H
F F 0 0 H
F E F F H
F D 0 0 H
F C F F H
n n n n H
0 0 8 0 H
0 0 7 F H
0 0 4 0 H
0 0 3 F H
0 0 2 4 H
0 0 2 3 H
0 0 0 0 H
0 0 0 0 H
n n n n H
n n n n H + 1
Note
The size of the internal ROM varies depending on the model (see the following table).
Product name
Last address of internal ROM
nnnnH
μ
PD789166Y and
μ
PD789176Y
3FFFH
μ
PD789167Y and
μ
PD789177Y
5FFFH
相關PDF資料
PDF描述
μPD789166Y 8 Bit Single Chip Microcontrollers(8 位單片微控制器)
μPD789176Y 8 Bit Single Chip Microcontrollers(8 位單片微控制器)
μPD789177Y 8 Bit Single Chip Microcontrollers(8 位單片微控制器)
μPD789187 8 Bit Single Chip Microcontrollers(8 位單片微控制器)
μPD789197 8 Bit Single Chip Microcontrollers(8 位單片微控制器)
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