KVT-910DVD/920DVD/930DVD/
940DVD/960DVD
35
MICROCOMPUTER'S TERMINAL DESCRIPTION
●
MECHANISM U-COM (IC22:X37-1010-02) HD6433062G24XI
Pin
Name
I/O
Function
Description of Processing
1
VCC
-
Positive power source terminal
Connect to 5V line
2
DATA
O
CXD3008Q Serial data output
3
XLAT
O
CXD3008Q Serial data latch output
4
CE
O
CXD1867R chip selection output
Lo: Selection
5
SCLK
O
CXD3008Q SENS data clock output
6
F REQ
O
Local I/F RDY output
7
E2 CLK
I/O EEPROM Clock output
8
E2 DATA
I/O EEPROM data input/output
9
PON
O
RF5V,D5V ON/OFF output
Hi: ON, Lo: OFF
10
FWE
I
flash memory write
Not used (Pulldown to GND line)
11
VSS
-
GND terminal
Connect to GND line
12
F DATA
O
Local I/F data transmission output
13
GAIN
O
Pickup gain switching output
Hi: Gain Lo
14
B DATA
I
Local I/F data reception input
15
RXD1
I
Not used (Pull-up to 5V line, input when
writing to flash memory)
16
B CLK
I
Local I/F clock input
17
B REQ
I
Local I/F Interrupt input
Hi
→
Lo: Request
18
LDON
O
High-frequency redundancy control output
Hi: ON, Lo: OFF
19
HOLD
O
Focus servo forced defect output
Hi: Hold
20
LOAD
O
Load motor control output
Hi: ON, Lo: OFF
21
UNLOAD
O
Eject motor control output
Hi: ON, Lo: OFF
22
VSS
-
GND terminal
Connect to GND line
23
SDEN
O
SP3721A chip enable output
Hi: Enable
24
SCLK
O
SP3721A serial clock output
25
SDATA
I/O SP3721A serial data input/output
26
PH ON
O
Photo sensor power source ON/OFF output
Hi: ON, Lo: OFF
27
D8
I/O Data bus
28
D9
I/O Data bus
29
D10
I/O Data bus
30
D11
I/O Data bus
31
D12
I/O Data bus
32
D13
I/O Data bus
33
D14
I/O Data bus
34
D15
I/O Data bus
35
VCC
-
Positive power supply terminal
Connect to 5V line
36
A0
O
Address bus
37
A1
O
Address bus
38
A2
O
Address bus
39
A3
O
Address bus
40
A4
O
Address bus
41
A5
O
Address bus
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