-69-
1
2-5
6
7-10
11
12-19
20
21
22, 23
24
25
26
27
28
29
30
31, 32
33
34-39
40
41
42
43-45
46
47-54
55
56
65
66
67
68
69
70
IC, L64021D
VSS
SBD_7-4
VDD
SBD_3-0
VSS
CH_DATA_0-7
VSS
TOS_N
NC
_____________
ERROR
VDD
_______________
AVALID
________________
VVALID
DCK
___________
VREQ
___________
AREQ
NC
VSS
A_8-3
VDD
NC
VDD
A_2-0
VSS
D_7-0
VSS
SYSCLK
_____________
___________
WAIT IWTN
VSS
_____
AS
_____
CS
VS
HS
I
I/O
I
I/O
I
I
I
I
I
I
I
I
I
I
O
O
—
I
I
I
—
I
I
I
I/O
I
I
I
I
I
I
I
I/O
I
—
I
I
I
Ground.
SDRAM data bus 7-4.
Power (3.3V).
SDRAM data bus 3-0.
Ground.
Channel data bus 0-7.
Ground.
Top of sector.
Not connected.
Error.
Power (3.3V).
Audio data valid.
Video data valid. (Not connected)
Data clock.
Video transfer request. (Not connected)
Audio transfer request.
Not connected.
Ground.
Address 8-3.
Power (3.3V).
Not connected.
Power (3.3V).
Address 2-0.
Ground.
Host data bus 7-0.
Ground.
System clock.
Reset.
DMA transfer request.
Interrupt.
Busmode.
Power (3.3V).
Ready. (Not connected)
Read indicator.
Write indicator.
Wait.
Ground.
Not connected.
Chip select.
Vertical synchronization.
Horizontal synchronization.
Pin No.
Pin Name
I/O
Description
www. xiaoyu163. com
QQ 376315150
9
9
2
8
9
4
2
9
8
TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
