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1
- Pin Functions (PE5497B)
Pin No.
Pin Name
1
LD
A
2
PD
rst
3
4
INTQ
5
A0
stb
6
sck
7
8
SO
9
SI
10
D.VDD
11
D.GND
12
REG16
13
REGS
B
14
DA.VDD
15
ROUT
16
DA.GND
17
REGC
18
DA.GND
19
LOUT
20
DA.VDD
21
ICEMD
22
X.VDD
xtal
23
24
X.GND
25
XTAL
C
26
VPP
27
C.VDD
28
C.GND
29
RESET
30
IO.GND
31
IO.VDD
32
ICECK
33
INT0
34
INT2
35-42
PA0-7
43
DOUT
44
SCKO
D
45
LRCK
46
TX/EMPH
47-54
PC0-7
55-62
PB0-7
63
SD2
64
IO.GND
65
IO.VDD
66
FD
67
TD
68
SD
69
MD
E
70
TEST
71
AD.GND
72
AD.VDD
73
EFM
F
54
1
2
Function and Operation
I/O
Laser diode control current output
O
I
Photo diode signal (for detecting laser power) input
Reset (CD block)
I
Interrupt
O
Address 0
I
Strobe
I
Serial clock
I
Serial data output
O
I
Serial data input
Power supply for digital circuits
Ground for digital circuits
Capacitor connection for regulator (logic)
Capacitor connection for regulator (SRAM)
Power supply for Audio-DAC
R-channel audio signal output
O
Ground for Audio-DAC
Capacitor connection for regulator (RF amp.)
Ground for Audio-DAC
L-channel audio signal output
O
Power supply for Audio-DAC
I
Selected to ICE
Power supply for the crystal oscillator
O
Crystal connection
Ground for the crystal oscillator
Crystal connection
I
Programming power supply
I
Power supply for digital circuits(Power supply for the CPU)
Ground for digital circuits(Ground for the CPU)
Reset
I
Ground for the digital port
Power supply for the digital port
Clock for ICE
O
Interrupt
I
Interrupt
I
I/O
General port A
Data output (audio)
O
Serial clock output (audio)
O
LR clock (audio)
O
Transmit data/Emphasis information output
O
General port C
I/O
General port B
I/O
O
Sled drive
Ground for the digital port
Power supply for the digital port
Focus drive output (PWM)
O
Tracking drive
O
Sled drive
O
Motor drive output (PWM)
O
I
Test
Ground for the A/D converter
Power supply for the A/D converter
EFM signal
O
DEH-1950/XU/CN5
2
3
3
4
4
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