19
DN-S3500
18 NCS O SDRAM chip select signal output
19 A3 O SDRAM address signal output 3
20 A2 O SDRAM address signal output 2
21 A1 O SDRAM address signal output 1
22 A0 O SDRAM address signal output 0
23 DRVDD1 I Power supply 1 for SDRAM interface I/O
24 DVSS1 I GND 1 for digital circuits
25 A10 O SDRAM address signal output 10
26 *BA1 O SDRAM bank selection signal output 1
27 *BA0 O SDRAM bank selection signal output 0
28 DVDD1 I Power supply 1 for inside digital circuits
29 SPOUT O Spindle drive signal output (absolute value)
30 *SPPOL O Spindle drive signal output (polarity)
31 TRVP O Traverse drive signal output (positive polarity)
32 *TRVM O Traverse drive signal output (negative polarity)
33 *TRVP2 O Traverse drive signal output 2 (positive polarity)
34 *TRVM2 O Traverse drive signal output 2 (negative polarity)
35 TRP O Tracking drive signal output (positive polarity)
36 *TRM O Tracking drive signal output (negative polarity)
37 FOP O Focus drive signal output (positive polarity)
38 *FOM O Focus drive signal output (negative polarity)
39 IOVDD1 I Power supply 1 for digital I/O
40 TBAL O Tracking balance adjustment signal output
41 FBAL O Focus balance adjustment signal output
42 FE I Focus error signal input
43 TE I Tracking error signal input
44 ADPVCC I Voltage input for supply voltage monitor
45 RFENV I RF envelope signal input
46 LDON O Laser ON signal output
47 NRFDET I RF detect signal input
48 OFT I Off-track signal input
49 BDO I Dropout signal input
50 AVDD I Power supply 1 for analog circuits
51 IREF I Analog reference current input
52 ARF I RF signal input
53 DSLF O DSL loop filter
54 PWMSEL I PWM output mode selection input L: Direct H: 3-state
55 PLLF O PLL loop filter (phase comparison output)
56 PLLFO O PLL loop filter (speed comparison output)
57 AVSS I GND 1 for analog circuits
58 LOOUTL O L-ch audio signal output for lineout output
59 LOVSS1 I GND for lineout output
60 LOOUTR O R-ch audio signal output for lineout output
61 LOVDD1 I Power supply for lineout output
62 N.C. -
63 TMON1 O Test monitor output 1
64 N.C. -
65 N.C. -
66 TMON2 O Test monitor output 2
67 DVDD3 I Power supply 3 for digital circuits
68 DVSS2 I GND 2 for digital circuits
69 *EXT0 I/O Expansion I/O port 0
70 *EXT1 I/O Expansion I/O port 1
71 *EXT2 I/O Expansion I/O port 2
72 MCLK I µcom command clock signal input
Pin
No.
Pin Name I/O Function
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
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