參數(shù)資料
型號： 7641
英文描述： 7641 Group Datasheet Datasheet 2145K/MAR.26.02
中文描述： 7641組數(shù)據(jù)表數(shù)據(jù)表2145K/MAR.26.02
文件頁數(shù)： 64/137頁
文件大?。?/td> 2145K
代理商： 7641
63
7641 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
Status output signal.
OBF
0
signal is output.
Status output signal.
IBF
0
signal is output.
Chip select input.
This is used for selecting the data bus buffer, which is
selected at
“
L
”
level.
Address input.
This is used for selecting DBBSTS and DBBOUT
when the host CPU reads.
This is used for distinguishing command from data
when the host CPU writes.
This is a timing signal for reading data from the data
bus buffer to the host CPU.
This is a timing signal for writing data to the data bus
buffer by the host CPU.
Chip select input.
This is used for selecting the data bus buffer, which is
selected at
“
L
”
level.
Status output signal.
IBF
1
signal is output.
Status output signal.
OBF
1
signal is output.
P5
2
/OBF
0
Table 8 Function description of control I/O pins of master CPU bus interface
Pin
Name
OBF
0
output
enable
bit
IBF
0
output
enable
bit
OBF
1
output
enable
bit
Input/
Output
Functions
OBF
0
1
0
0
0
IBF
1
output
enable
bit
Output
P5
3
/IBF
0
P5
4
/S
0
P5
5
/A
0
P5
6
/R (E)
P5
7
/W (R/W)
P7
2
/S
1
P7
3
/IBF
1
/HLDA
P7
4
/OBF
1
IBF
0
S
0
A
0
R (E)
W (R/W)
S
1
IBF
1
OBF
1
0
—
—
—
—
—
0
0
1
—
—
—
—
—
0
0
0
—
—
—
—
—
0
1
0
—
—
—
—
—
1
0
Output
Input
Input
Input
Input
Input
Output
Output
相關(guān)PDF資料
PDF描述
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
764-1"x36yd-Black 功能描述:膠帶 BLACK 1X36YD BULK RoHS:否 制造商:3M Electronic Specialty 產(chǎn)品:Tapes 類型:Shielding 描述/功能:EMI/RFI Foil Shielding Tape 顏色: 材料:Copper Foil 寬度:1 in x 18 yds
764-1"x36yd-Blue 功能描述:膠帶 764 BLUE 1X36YD BULK RoHS:否 制造商:3M Electronic Specialty 產(chǎn)品:Tapes 類型:Shielding 描述/功能:EMI/RFI Foil Shielding Tape 顏色: 材料:Copper Foil 寬度:1 in x 18 yds
764-1"x36yd-Green 功能描述:膠帶 GREEN 1X36YD BULK RoHS:否 制造商:3M Electronic Specialty 產(chǎn)品:Tapes 類型:Shielding 描述/功能:EMI/RFI Foil Shielding Tape 顏色: 材料:Copper Foil 寬度:1 in x 18 yds
764-1"x36yd-Orange 功能描述:膠帶 764 ORANGE 1X36 YD BULK RoHS:否 制造商:3M Electronic Specialty 產(chǎn)品:Tapes 類型:Shielding 描述/功能:EMI/RFI Foil Shielding Tape 顏色: 材料:Copper Foil 寬度:1 in x 18 yds
764-1"x36yd-Red 功能描述:膠帶 764 RED 1X36 YD BULK RoHS:否 制造商:3M Electronic Specialty 產(chǎn)品:Tapes 類型:Shielding 描述/功能:EMI/RFI Foil Shielding Tape 顏色: 材料:Copper Foil 寬度:1 in x 18 yds
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