7
DPX304/DPX308U/DPX404U
DPX-MP3120/U5120/U5120S
Pin No.
Pin Name
I/O
Application
Truth Value
Table
Processing Operation Description
38
NC (9B1)
O
Not used (9B1)
Output L
fi
xed
39
ROMCOR_DET
I
ROM correction writing-in request
H: Can overwrite ROM correction
(Switch SDA6 and SCL6 to slave operation)
39
EPM
I
EPM input terminal when writing-in
e
L: Overwriting mode (In overwriting mode, the set-
ting of the other terminals are also necessary)
40
CD_MUTE
I
Mechanism mute request
L: MUTE request, H: In normal operation
40
CD_MUTE
I
CD_MUTE request terminal
L: MUTE request, H: In normal operation
41
CD_CD_REQ
I
Communication request of mechanism
→
system
μ
-com
41
CD_PIO0
I
Communication request terminal from
mechanism DSP
H: Data request
42
M_RST
O
Mechanism reset terminal
H: Normal, L: Reset
42
M_RST
O
CD mechanism RST terminal
H: Normal, L: Reset
43
NC (9B3)
O
Not used (9B3)
Output L
fi
xed
43
CD_SRAMSTB
O
1MbitSRAM standby terminal
L: SRAM standby
44
CD_LOS_SW
I
CD loading detection terminal
L: Eject completed
44
CD_LOS_SW
I
CD loading detection terminal
44
FLASH_CE
I
CE when overwriting software
e
45
CD_SYS_DATA
O
Data for system
μ
-com
→
Bolero
45
CD_SI
O
CD mechanism serial input
46
CD_CD_DATA
I
Data for Bolero
→
system
μ
-com
46
CD_SO
I
CD mechanism serial output
47
CD_CD_CLK
I
CLK from Bolero
47
CD_CLK
O
Serial clock output
48
CD_SYS_REQ
O
Communication request for system
μ
-com
→
mechanism
48
CD_CCE
O
CD mechanism chip enable terminal
49
NC (9B3)
O
Not used (9B3)
Output L
fi
xed
49
PON_CD
O
CD mechanism power control terminal
H: Power ON
50
NC (9B3)
O
Not used (9B3)
Output L
fi
xed
50
CD_DRIVEMUTE
O
Motor driver mute output
w
L: MUTE
51
CD_LOEJ
I/O CD motor control terminal
w
51
CD_LOEJ
I/O CD motor control terminal
w
52
CD_MOTOR
O
CD motor control terminal
w
H: LO/EJ mode
52
CD_MOTOR
I/O CD motor control terminal
w
H: LO/EJ mode
53
LED_KEY_GREEN
O
Vari_Green_KEY_PWM output
H: ON, L: OFF, PWM frequency: 100Hz
54
LED_KEY_RED
O
Vari_Red_KEY_PWM output
H: ON, L: OFF, PWM frequency: 100Hz
55
LED_KEY_BLUE
O
Vari_Blue_KEY_PWM output
H: ON, L: OFF, PWM frequency: 100Hz
56~59 NC
O
Not used
Output L
fi
xed
60
VCC2
-
61
NC
O
Not used
Output L
fi
xed
62
VSS
-
63
PON_PANEL
I/O Panel 5V control terminal
H: ON, Hi-Z: In 11 minutes after ACC_OFF
64
PON_ILL
I/O Panel LED power supply control
H: ON, Hi-Z: OFF
65
PON
I/O Power supply control terminal
H: ON, Hi-Z: OFF
MICROCOMPUTER’S TERMINAL DESCRIPTION
