Kenwood KVT-910DVD Service Manual page 18

KVT-910DVD/920DVD/930DVD/
940DVD/960DVD
MICROCOMPUTER'S TERMINAL DESCRIPTION
Pin Name
41 CS_ROM
42 COPY
43 64021_INT
44 SCLK
45 SDA
46 FE_CLK
47 BE_DATA
48 FE_DATA
49 SYS_CLK
50 DVD_DATA
51 SYS_DATA
52 D15
53 D14
54 D13
55 Vss
56 D12
57 D11
58 D10
59 D9
60 D8
61 Vss
62 D7
63 D6
64 D5
65 Vcc
66 D4
67 D3
68 D2
69 D1
70 D0
71 Vss
72 XTAL
73 MD3
74 EXTAL
75 MD2
76 NC
77 Vcc
78 MD1
79 MD0
80 PLLVcc
20
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I/O Function
O Chip selection (ROM)
I Copy write (CD-DA)
I L64021 Interruption
I/O I2C I/F DATA (A_DAC,V_ENC)
I/O I2C I/F DATA (A_DAC,V_ENC)
I F/E mechanism local I/F Clock input
O F/E mechanism local I/F Data output
I F/E mechanism local I/F Data input
I Serial sync clock input (From TV/DVD syscon)
O Slave data output (To TV/DVD syscon)
I Master data input (From TV/DVD syscon)
I/O Data bus
I/O Data bus
I/O Data bus
- GND
I/O Data bus
I/O Data bus
I/O Data bus
I/O Data bus
I/O Data bus
- GND
I/O Data bus
I/O Data bus
I/O Data bus
- Power source
I/O Data bus
I/O Data bus
I/O Data bus
I/O Data bus
I/O Data bus
- GND
- Oscillator (7.08MHz)
I Setting clock mode
- Oscillator (7.08MHz)
I Clock mode setting
I Not used (Low fixed)
- Power source
I Operation mode setting
I Operation mode setting
- Power source for PLL
Description of Processing
When "H" input (Hi-Z)/
When "L" output
When "H" input (Hi-Z)/
When "L" output