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CDX-T69/T69X
5-12. IC PIN FUNCTION DESCRIPTION
• MAIN BOARD IC301 MB90473PFV-G-113-BNDE1 (SYSTEM CONTROLLER)
Pin No.
Pin Name
1, 2
RAMA5, RAMA6
3
ELVR
4
ELVF
5
LOADF
6
LOADR
7, 8
RAMA7, RAMA12
9
VSS
10
RAMA14
11
RAMWE
RAMA13, RAMA8,
12 to15
RAMA9, RAMA11
16
UNI SI
17
UNI SO
18
UNI CK
19
LEDDAT
20
LEDCLK
21
VCC
22
LEDLAT
23
CDON
24
ELVON
25
RX
26
TX
27
NC
28
EECLK
29
FL BOOT
30, 31
NC
32
EEDAT
33
AVCC
34
AVRH
35
AVSS
36
EHS
37
MCK
38, 39
KEY0, KEY1
40
VSS
41
FOK
42
GFS
43
SCLK
44
SENS
45
BUSON
46
BUCHK
30
I/O
O
Address signal output to the S-RAM Not used
Motor drive signal (elevator down direction) output to the elevator motor drive
O
"L" active
Motor drive signal (elevator up direction) output to the elevator motor drive
O
"L" active
Motor drive signal (load chucking direction) output to the chucking motor drive
O
"L" active
Motor drive signal (save direction) output to the chucking motor drive
O
"L" active
O
Address signal output to the S-RAM Not used
—
Ground terminal
O
Address signal output to the S-RAM Not used
O
Write enable output to the S-RAM Not used
O
Address signal output to the S-RAM Not used
I
Serial data input from the SONY bus interface
O
Serial data output to the SONY bus interface
I
Serial data transfer clock signal input from the SONY bus interface
O
Not used
O
Not used
—
Power supply terminal
O
Not used
O
Power supply on/off control signal output terminal "H": power on Not used
O
Mechanism deck section power supply on/off control signal output "H": power on
I
Input terminal at the flash memory data write mode Not used
O
Output terminal at the flash memory data write mode Not used
O
Not used
O
Serial data transfer clock signal output to the EEPROM Not used
I
Flash memory data write control signal input terminal "L" active Not used (fixed at "H")
O
Not used
I/O
Two-way data bus with the EEPROM Not used (pull down)
—
Power supply terminal (for A/D converter)
I
Reference voltage input terminal (for A/D converter)
—
Ground terminal (for A/D converter)
Elevator height position detection signal input from the elevator height sensor
I
(A/D input)
Input of detection signal for the fine adjustment (elevator height (address) adjustment) of elevator
I
height position (A/D input)
I
Not used (fixed at "H")
—
Ground terminal
I
Focus OK signal input from the DSP "L": NG, "H": OK
I
Guard frame sync signal input from the DSP "L": NG, "H": OK
O
Serial data reading clock signal output to the DSP
I
Internal status signal (sense signal) input from the DSP
I
Bus on/off control signal input from the SONY bus interface "H": bus on
Battery detection signal input "L": battery on
I
Description
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