8
DPX-MP3110/MP3110S
DPX-MP5110U/MP5110US
Pin No.
Pin Name
I/O
Application
Truth Value
Table
Processing / Operation / Description
18
CD MRST
O
Zipang (CD mechanism
μ
-com) reset (MP3110/S)
H: CD playing, L: Reset
18
SOC SRST
O
Bolero reset (MP5110U/US)
H: Normal, L: Reset
19
CD MUTE
I
Servo & DAC mute request from Zipang
(CD mechanism
μ
-com) or Bolero
L: Mute requested, H: Normal
20
CD LOS SW
I
CD loading detection
L: Ejection completed
21
CD DISC12 SW
I
12cm disc detection
L: 12cm disc
22
PWIC BEEP
O
Beep output
2kHz / 1kHz
23
NC
-
Not used
Output L
fi
xed
24
S SYS REQ
O
Communication request from system
μ
-com to
Bolero
L: Requested
25
S SOC REQ
I
Communication request from Bolero to system
μ
-com
L: Requested
26
SI
I/O SI (System Indicator) control
L: Indicator ON, Hi-Z: Indicator OFF
27
TUN SCL
I/O Front-end I2C clock input/output
100kHz
27
LED SCL
I/O
Illumination control input/output
I2C clock input/output
100kHz
28
TUN SDA
I/O Front-end I2C data input/output
100kHz
28
LED SDA
I/O
Illumination control input/output
I2C data input/output
100kHz
29
LCD SYS DATA
O
Data from system
μ
-com to LCD
Normal: MAX 1.5625MHz
30
LCD PAN DATA
I
Data from LCD to system
μ
-com
Normal: MAX 1.5625MHz
31
LCD CL
O
LCD clock output
Normal: MAX 1.5625MHz
32
LCD INH
O
Panel operation control
H: Normal, L: Panel operation stopped
(When display goes out, key scan stops)
33
S SYS DATA
O
Data from system
μ
-com to Bolero
400kHz
34
S SOC DATA
I
Data from Bolero to system
μ
-com
400kHz
35
S SOC CLK
I
Clock input from Bolero
400kHz
36
RT CCW
I
Rotary input (Counterclockwise)
Pulse width detection
24-pulse/360°, 1-pulse/1-click
37
RT CW
I
Rotary input (Clockwise)
Pulse width detection
24-pulse/360°, 1-pulse/1-click
38
PON PANEL
I/O
PANEL5V control
(OFF 11 minutes after ACC OFF)
L: Panel ON, Hi-Z: Panel OFF
39
ROMCOR DET
I
Writing request in ROM correction
H: Possible to rewrite correction data in ROM
(I2C open)
39
EPM
I
EPM input in writing
Possible to rewrite when level of start-up is Lo
40
TAP MODE1
-
Not used
41
TAP MODE2
-
Not used
42
TAP MODE3
-
Not used
43
TAP SMOTOR1
-
Not used
44
LCD CE
I/O LCD control request
H: Possible to transport data
MICROCOMPUTER’S TERMINAL DESCRIPTION
