參數(shù)資料
型號(hào): UPD178076
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
文件頁數(shù): 20/72頁
文件大?。?/td> 366K
代理商: UPD178076
20
μ
PD178076, 178078, 178096, 178098
Data Sheet U12885EJ3V0DS00
2.2 Internal Extension RAM Size Select Register (IXS)
This register is used to select the capacity of the internal extension RAM.
Set 0AH of this register of the
μ
PD178076 and 178096. Set 08H of the IXS of the
μ
PD178078 and 178098.
Use an 8-bit memory manipulation instruction to set the IXS.
This register is set to 0CH at reset.
Figure 2-3. Format of Internal Extension RAM Size Select Register (IXS)
IXRAM4 IXRAM3 IXRAM2 IXRAM1 IXRAM0
Selects internal extension RAM capacity
0
1
0
0
0
2048 bytes
0
1
0
1
0
1024 bytes
Others
Setting prohibited
7
0
6
0
5
0
4
IXRAM4
3
I
XRAM3
2
I
XRAM2
1
I
XRAM1
0
I
XRAM0
Symbol
IXS
At reset
0CH
R/W
R/W
Address
FFF4H
相關(guān)PDF資料
PDF描述
UPD178078 8-bit Microcontroller with 2/4/8K Bytes In-System Programmable Flash
UPD178096 8-bit Microcontroller with 2/4/8K Bytes In-System Programmable Flash
UPD178098 8-bit Microcontroller with 2/4/8K Bytes In-System Programmable Flash
UPD178078GF-XXX-3BA 8-BIT MICROCONTROLLER
UPD178076GF 8-bit Microcontroller with 2/4/8K Bytes In-System Programmable Flash
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
UPD178076B 制造商:未知廠家 制造商全稱:未知廠家 功能描述:78K/0 Series for Instructions | User's Manual[10/2001]
UPD178076GF 制造商:NEC 制造商全稱:NEC 功能描述:8-BIT SINGLE-CHIP MICROCONTROLLER
UPD178076GF-XXX-3BA 制造商:NEC 制造商全稱:NEC 功能描述:8-Bit Microcontroller
UPD178078 制造商:NEC 制造商全稱:NEC 功能描述:8-BIT SINGLE-CHIP MICROCONTROLLER
UPD178078B 制造商:未知廠家 制造商全稱:未知廠家 功能描述:78K/0 Series for Instructions | User's Manual[10/2001]