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1
- Pin Functions(PE5454A)
Pin No.
Pin Name
1
AVREF
2
AVSS
A
3
RFOK
4
NC
5
EVDD
6, 7
NC
8
IC/FLMD0
9
VDD
10
REGC
11
VSS
12
X1
13
X2
reset
14
B
15
XT1
16
XT2
17
NC
18
NC
xint
19
20
NC
brst
21
22
BSI
23
BSO
bsck
24
25
FTXD
C
26
FRXD
27
BRXEN
bsrq
28
29
NC
30
DSCSNS
31
8EJ(S905)
32
12EJ(S904)
33
EVSS
34
EVDD
35, 36
SRAMLEVEL0, 1
37
EMPH
emph
38
D
39-42
NC
adena
43
44
LRCKOK
45
SRAMLEVEL2
46
CD3VON
47
CONT
xrst
48
49
VDCONT
50
ROMDATA
51
ROMCS
52
ROMCK
E
53
LOEJ
54
CLCONT
55
CDMUTE
56-58
NC
xcs
59
60
NC
xwait
61
62
CLKOUT
63
LOCK
64
NC
xwrite
65
66
NC
F
74
1
2
I/O
Format
Function and Operation
A power supply Positive power supply(5V)
A power supply GND
O
C
Output of state of RFOK
Not used
E power supply Positive power supply
Not used
IC : VSS direct connection/FLMOD0 : Pull-down
Positive power supply(5V)
Connected to the capacity stabilizing output of the regulator
GND
I
Oscillator connection for mainclock
Oscillator connection for mainclock
I
System reset input
I
Connected to the oscillator for subclock
(connected to VSS via the resistor)
Connected to the oscillator for subclock(Open)
Connected to EVDD or EVSS via the resistor
Not used
C
CD LSI interruption signal input
Connected to VSS via the resistor
I
P-Bus reset input
I
P-Bus serial data input
O
C
P-Bus serial data output
I/O
/C
P-Bus serial clock input/output
O
C
For flash rewriting(transmitted signal)
I
For flash rewriting(received signal)
I/O
/C
It is possible to receive P-Bus
I/O
/C
P-Bus service request demand
Not used
I
Disc state sense input
I
Input of detection of 8 cm disc ejection
I
Input of detection of 12 cm disc ejection
E power supply GND
E power supply Positive power supply
O
C
SRAM level meter output
O
C
Emphasis information output
O
C
Emphasis information output
Not used
O
C
A/D reference voltage supply control output
O
C
(DOUT mute output)
O
C
SRAM level meter output
O
C
CD +3.3V power supply control output
O
C
Servo driver power supply control output
O
C
CD LSI reset control output
O
C
VD power supply control output
I/O
/C
E2PROM data input/output
O
C
E2PROM chip selection output
O
C
E2PROM clock output
O
C
The direction change output of LOAD/EJECT
O
C
Driver input change output
O
C
CD mute control output
Not used
O
C
CD LSI chip selection output
Not used
I
CD LSI write control signal output
O
C
Internal system clock output(Open)
I
Spindle lock input
Not used
O
CD LSI write control signal output
Not used
FH-P4200MP/XU/UC
2
3
3
4
4
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