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參數(shù)資料
| 型號(hào)： | LC8220 |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | JPEG Still Color Image Compression/Decompression LSI |
| 中文描述： | JPEG靜止彩色圖像壓縮/解壓大規(guī)模集成電路 |
| 文件頁數(shù)： | 5/13頁 |
| 文件大?。?/td> | 191K |
| 代理商： | LC8220 |
No. 4909-5/13
LC8220
Continued from preceding page.
Note 1, 2, 3, 4, 5: These items are related to the CPU type.
6:
Connect to V
SS
(ground).
7:
Must be pulled up.
8:
These are NC pins.
9:
Connect to V
DD
.
Pin No.
Symbol
I/O
Function
110
V
DD
V
SS
PXD7
—
+5 V power supply
111
—
Ground
112
I/O
113
PXD6
I/O
114
PXD5
I/O
115
PXD4
I/O
Pixel data bus
116
PXD3
I/O
117
PXD2
I/O
118
PXD1
I/O
119
PXD0
I/O
120
V
DD
V
SS
PXSIZE0
—
+5 V power supply
121
—
Ground
122
I
Bus width selection for the pixel bus
123
PXSIZE1
I
(PXSIZE [1,0] = 00: 8 bits, 01: 16 bits, 1
*
: 32 bits)
124
(NC)
—
125
CDCS
I
Code bus chip select
*
2
126
CDRD
I
Code bus read request
*
3
127
CDWR
I
Code bus write request
*
4
128
CDRDY
O
Code bus ready for read/write requests
*
5
129
CDINT
O
Code bus interrupt request
130
CDRLS
I
Code bus interrupt release
131
CDEND
O
Code bus last data output
132
CDFLSH
I
Code bus forcible buffer flush
133
(NC)
—
134
(NC)
—
135
(NC)
—
136
(NC)
—
137
(NC)
—
138
CPUCD
I
Connected CPU type setting for the code bus
*
1
139
CDSIZE
I
Bus width setting for the code bus (0: 8 bits, 1: 16 bits)
140
V
DD
V
SS
CDD15
—
+5 V power supply
141
—
Ground
142
I/O
143
CDD14
I/O
144
CDD13
I/O
145
CDD12
I/O
Code data bus (D15 to D8 are unused if an 8-bit CPU is used.
*
7
)
146
CDD11
I/O
147
CDD10
I/O
148
CDD9
I/O
149
CDD8
I/O
150
V
DD
V
SS
CDD7
—
+5 V power supply
151
—
Ground
152
I/O
153
CDD6
I/O
154
CDD5
I/O
155
CDD4
I/O
Code data bus
156
CDD3
I/O
157
CDD2
I/O
158
CDD1
I/O
159
CDD0
I/O
160
V
DD
—
+5 V power supply
Z
**
CS
2
Z
**
RD
3
Z
**
WR
4
Z
**
RDY
5
8086 family CPU (CPU = 1)
CS
RD
WR
RDY
68000 family CPU (CPU = 0)
AS
R/W
DS
ACK
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相關(guān)代理商/技術(shù)參數(shù) |
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