8
DPX701/701U/701UY
DPX-MP7090U
MICROCOMPUTER’S TERMINAL DESCRIPTION
Pin No.
Pin Name
Module
I/O
Application
Truth
Processing Operation Description
value table
43
SCL/INST_SCL
EXTRA
I/O
E2PROM I2C clock output terminal
44
PON_PANEL
Power supply I/O
Panel 5V control terminal
H: ON, Hi-Z: Momentary power down,
11 min. after ACC_OFF
45~51
NC
O
Not used
Output L fixed
52
EPM
µ
COM
I
FLASH EPM input terminal
53
NC
O
Not used
Output L fixed
54
NC (CUR DET)
O
Not used
Output L fixed
55
SW_FDC
Power supply I/O
FL tube filament power supply control
ON: H
terminal
OFF, Display black out: Hi-Z
56
NC (SW_USB)
O
Not used
Output L fixed
57,58
NC
O
Not used
Output L fixed
59
ROMCOR_DET
EXTRA
I
E2PROM writing-in request
H: Writing-in
60
NC
O
Not used
Output L fixed
61
SC_CON
to PANEL
O
Inter-panel communication control
POWER OFF, ACC OFF: L
(CE when FLASH)
62
NC
O
Not used
Output L fixed
63
TUN_TYPE1
TYPE
I
Destination setting 1
t
Refer to the truth value table
64
TUN_TYPE2
TYPE
I
Destination setting 2
t
Refer to the truth value table
65,66
NC
O
Not used
Output L fixed
67
CD_DISC12_SW
CD
I
CD disc detection terminal (12cm)
68
CD_LOS_SW
CD
I
CD loading detection terminal
69
CD_MUTE_R
CD
I
CD MUTE (Rch) request terminal
L: Rch mute request
70
CD_MUTE_L
CD
I
CD MUTE (Lch) request terminal
L: Lch mute request
71
CD_MRST
CD
O
CD mechanism
µ
-com RST terminal
H: Normal, L: RESET
72
CD_MSTOP
CD
O
CD mechanism
µ
-com stop terminal
H: Mechanism
µ
-com in operation
L: Mechanism
µ
-com stop
73
NC
O
Not used
Output L fixed
74
CD_LOE_LIM_SW
CD
I
CD detection terminal (chucking SW)
H: Loading completed, L: No disc
75
CD_LOEJ
CD
I/O
CD motor control terminal
q
Refer to the truth value table
76
CD_MOTOR
CD
O
CD motor control terminal
q
Refer to the truth value table
77
PON_ILLUMI
Power supply I/O
Key illumi power supply control
H: ON, Hi-Z: OFF
78
PON_CD
Power supply I/O
Power supply control terminal for
L: When CD source
CD WMA
Hi-Z: When other than CD source
79
PON
Power supply
O
Power supply control
POWER ON: H, POWER OFF: L
80
B
Power supply
O
Power supply control terminal for FL
POWER ON: H
tube bias
POWER OFF, Display black out: L
FL tube filament power supply
POWER ON: L
81
PON_FDC_USB
Power supply I/O
USB VBUS main power supply
POWER OFF, Display black out: Hi-Z
control terminal
82
F_SEL1
EXTRA
O
SW-Reg frequency switching
u
Refer to the truth value table
83
F_SEL2
EXTRA
O
SW-Reg frequency switching
u
Refer to the truth value table
84
DIAG
Power supply I/O
PCON over-current monitoring
