參數(shù)資料
型號(hào): UPD780824
廠商: NEC Corp.
元件分類: 8位微控制器
英文描述: 8-bit Microcontroller with 2/4/8K Bytes In-System Programmable Flash
中文描述: 8位微控制器與2/4/8K字節(jié)在系統(tǒng)可編程閃存
文件頁(yè)數(shù): 13/52頁(yè)
文件大小: 345K
代理商: UPD780824
13
μ
PD780232
Data Sheet U13415EJ2V0DS
4. MEMORY SPACE
The memory map of the
μ
PD780232 is shown in Figure 4-1.
Figure 4-1. Memory Map
Reserved
Data memory
space
Program memory
space
Special function registers (SFR)
256
×
8 bits
General-purpose registers
32
×
8 bits
Internal buffer RAM
32
×
8 bits
Internal ROM
Reserved
Program area
CALLF entry area
Program area
CALLT table area
Vector table area
VFD display RAM
112
×
8 bits
Reserved
Internal high-speed RAM
768
×
8 bits
H
F
F
F
F
H
H
0
F
0
F
F
E
F
F
H
H
0
F
E
D
E
E
F
F
H
H
0
F
0
F
C
B
F
F
H
H
0
F
7
6
A
A
F
F
H
H
0
F
0
F
A
9
F
F
H
H
0
F
E
D
9
9
F
F
H
H
0
F
C
B
9
9
F
F
H
H
0
F
0
F
0
F
4
3
H
0
0
0
0
H
0
0
0
0
H
F
3
0
0
H
0
4
0
0
H
F
7
0
0
H
0
8
0
0
H
F
F
7
0
H
0
0
8
0
H
F
F
F
0
H
0
0
0
1
H
F
F
F
3
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