Read Sony BMZ-K7D / CX-BK7 Service Manual online
98
CX-BK7
7-51.
IC PIN FUNCTION DESCRIPTION
•
MB03 BOARD IC207 ZIVA5X-CIF (DVD SYSTEM PROCESSOR)
Pin No.
Pin Name
I/O
Description
1
VDDP
—
Power supply terminal (+3.3V)
2
HA1
O
Address signal output to the program ROM and bus interface
3 to 11
HAD15 to HAD7
I/O
Two-way data bus with the program ROM and bus interface
12
VDDP
—
Power supply terminal (+3.3V)
13
GNDP
—
Ground terminal
14 to 19
HAD6 to HAD1
I/O
Two-way data bus with the program ROM and bus interface
20
VDDP
—
Power supply terminal (+3.3V)
21
GNDP
—
Ground terminal
22
HAD0
I/O
Two-way data bus with the program ROM and bus interface
23
HDTACK
I
Acknowledge signal input terminal for host data transfer Not used
24
HIRQ0
I
Interrupt signal input terminal Not used
25
WEH.UDS
O
Write enable host upper data strobe signal output to the program ROM
26
WEL.LDS
O
Write enable host lower data strobe signal output terminal Not used
27
HREAD
O
Output enable signal output to the program ROM
28
GPIO0 (1)
I
Check jig detection signal input terminal
29
GND
—
Ground terminal
30
VDD
—
Power supply terminal (+1.8V)
31
GND25
—
Ground terminal
32
VDD25
—
Power supply terminal (+3.3V)
33 to 42
MA9 to MA0
O
Address signal output to the SD-RAM
43
GND25
—
Ground terminal
44
VDD25
—
Power supply terminal (+3.3V)
45, 46
MA10, MA11
O
Address signal output to the SD-RAM
47, 48
BA1, BA0
O
Bank select signal output to the SD-RAM
49
MCS0
O
Chip select signal output to the SD-RAM
50
MCS1
O
Chip select signal output terminal Not used
51
MRAS
O
Row address strobe signal output to the SD-RAM
52
MCAS
O
Column address strobe signal output to the SD-RAM
53
MWE
O
Write enable signal output to the SD-RAM
54
GND25
—
Ground terminal
55
VDD25
—
Power supply terminal (+3.3V)
56
MCLK
O
Clock signal output to the SD-RAM
57 to 60
MD0 to MD3
I/O
Two-way data bus with the SD-RAM
61
GND25
—
Ground terminal
62
MDQM0
O
Write mask signal output to the SD-RAM
63
VDD25
—
Power supply terminal (+3.3V)
64 to 71
MD6 to MD11
I/O
Two-way data bus with the SD-RAM
72
GND25
—
Ground terminal
73
MDQM1
O
Write mask signal output to the SD-RAM
74
VDD25
—
Power supply terminal (+3.3V)
75 to 78
MD12 to MD15
I/O
Two-way data bus with the SD-RAM
79
GND
—
Ground terminal
80
VDD
—
Power supply terminal (+1.8V)
81 to 84
MD16 to MD19
I/O
Two-way data bus with the SD-RAM
85
GND25
—
Ground terminal
Click on the first or last page to see other BMZ-K7D / CX-BK7 service manuals if exist.