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參數(shù)資料
| 型號(hào)： | MN5521Q |
| 廠商： | PANASONIC CORP |
| 元件分類： | 外設(shè)及接口 |
| 英文描述： | MULTIFUNCTION PERIPHERAL, PQFP208 |
| 封裝： | 28 X 28 MM, PLASTIC, QFP-208 |
| 文件頁數(shù)： | 14/18頁 |
| 文件大?。?/td> | 152K |
| 代理商： | MN5521Q |
5
For Information Equipment
MN5521
Pin Descriptions (continued)
The P column gives the corresponding power supply group number;
the T column, the I/O direction: I/O = bidirectional, I = input, O = output, Tri = tristate,
IS = Schmidt input, OD = open drain.
Pin No.
Symbol
Pin Type
Function Description
PT
PCMCIA interface (continued)
7
NCD1B
1
IS
PC card insertion state detection signal input 1 for card slot B
8
BVD2B
I
Signal input 2 indicating PC card battery condition for card slot B
(In single-slot mode, this is the VS2 signal input.)
9
BVD1B
Signal input 1 indicating PC card battery condition for card slot B
(In single-slot mode, this is the VS1 signal input.)
10
RDYB
PC card ready signal input for card slot B
11
WPB
PC card write protect signal input for card slot B (If the card is
(NIOIS16B)
an I/O card, this signal is the 16-bit access mode input.)
12
NWAITB
PC card wait signal input for card slot B
31
NHDOEA
5
O
Upper data bus external buffer enable signal for card slot A
32
NHDOEB
Upper data bus external buffer enable signal for card slot B
33
NENABLEA
Lower data bus and address bus external buffer enable signal
for card slot A
34
NENABLEB
Lower data bus and address bus external buffer enable signal
for card slot B
52
EXTDIR
Data bus external buffer direction control signal for card slots
("L" level: write to card; "H" level: read from card)
160
RESETA
3
Tri
Reset command signal to PC card in card slot A
161
NWEA
Write enable signal to PC card in card slot A
162
NOEA
Output enable signal to PC card in card slot A
163
NIOWCA
I/O write command signal to PC card in card slot A
164
NIORCA
I/O read command signal to PC card in card slot A
165
NREGA
Attribute memory space select signal to PC card in card slot A
166
NCE1A
Card enable signal 1 to PC card in card slot A
167
NCE2A
Card enable signal 2 to PC card in card slot A
168
RESETB
Reset command signal to PC card in card slot B
(In single-slot mode, this is the card address signal CAD04.)
169
NWEB
Write enable signal to PC card in card slot B
(In single-slot mode, this is the card address signal CAD05.)
170
NOEB
Output enable signal to PC card in card slot B
(In single-slot mode, this is the card address signal CAD06.)
171
NIOWCB
I/O write command signal to PC card in card slot B
(In single-slot mode, this is the card address signal CAD07.)
172
NIORCB
I/O read command signal to PC card in card slot B
(In single-slot mode, this is the card address signal CAD08.)
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