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6
D
+VBUS
USB
DNS
0.1uF
C2
D1
$$$21748
J11
5
+VBUS
1
D-
2
D+
3
GND
4
6
SP1
C3
R3
1.00M 1%
0.01uF
DNS
0.1uF
C1
CHGND
CHGND
C
B
USB_DAC2_5V_[0:7]
USB_DAC2_5V_0
USB_DAC2_5V_1
USB_DAC2_5V_2
USB_DAC2_5V_3
USB_DAC2_5V_4
USB_DAC2_5V_5
USB_DAC2_5V_6
USB_DAC2_5V_7
+3V3
C121
0.1uF
20
U15
VCC
18 B1
A1
2
USB_AUDIO_RESET_5V
17 B2
A2
3
USB_BCLK_5V
16 B3
A3
4
USB_DAC1_5V
15 B4
A4
5
USB_CONNECTED_LED_5V
14 B5
A5
6
13 B6
A6
7
12 B7
A7
8
11 B8
A8
9
A
74AHC245A
DIR
1
EN
19
GND
10
5
+3V3
C39
C52
C67
C48
0.1uF
0.1uF
0.1uF
0.1uF
R31
100k 1%
C20
C21
R30
R51
1.00M 1%
1uF
0.1uF
1.50k 1%
VCC(3.3V)
VCC(I/O)
2 RPU
55 VBUS
L2
4 DM
2
3
3 DP
1
4
18pF
C22
58 XTAL1
U4
ISP1583
X1
12 MHz
57 XTAL2
18pF
C69
+3V3
R41-A
10K
8 EOT
9 DREQ
BUS_CONF/DA0
R49
47
USB_DREQ
10 DACK
USB_DACK
11 DIOR
R41-B
10K
R41-C
10K
12 DIOW
53 DATA15
52 DATA14
51 DATA13
50 DATA12
49 DATA11
48 DATA10
47 DATA9
46 DATA8
45 DATA7
44 DATA6
43 DATA5
42 DATA4
40 DATA3
39 DATA2
38 DATA1
37 DATA0
USB_ADC0
DGND
AGND
R209-A
47 ohm
1 PL2A
BCLK_TDM_DSP
R209-B
47 ohm
2 PL2B
FS_TDM_DSP
R209-C
47 ohm
3 PL3A
BCLK_STEREO_DSP
R209-D
47 ohm
4 PL3B
MSTR_SDATA_DSP
47
5 PL3C
R216
HP_SDATA_DSP
6 PL3D
REC_SDATA_DSP
47
7 PL4A
R217
DSP_LRCK_3V3
8 PL4B
FPGA_CLOCKS_RESET
R212-A
47 ohm
9 PL5A
FS_TDM_DAC
R212-B
47 ohm
11 PL5B
BCLK_TDM_DAC
R212-C
47 ohm
13 PL5C
FS_TDM_ADC
R212-D
47 ohm
14 PL5D/GSRN
BCLK_TDM_ADC
15 PL6A
16 PL6B/TSALL
17 PL7A
18 PL7B
19 PL7C
+3V3
20 PL7D
21 PL8A
22 PL8B
C151
0.1uF
23 PL9A
27 PL9B
20
29 PB2A
U20
VCC
R199
47
30 PB2B
USB_ADC0
18 B1
A1
USB_DAC2_3V3_0
USB_DAC2_3V3_7
32 PB2C
2
17 B2
A2
3
USB_DAC2_3V3_1
USB_DAC2_3V3_6
34 PB2D
16 B3
A3
USB_DAC2_3V3_2
USB_DAC2_3V3_5
36 PB3A/PCLKT1_1
4
15 B4
A4
5
USB_DAC2_3V3_3
USB_DAC2_3V3_4
37 PB3B
14 B5
A5
USB_DAC2_3V3_4
USB_DAC2_3V3_3
38 PB3C/PCLKT1_0
6
13 B6
A6
7
USB_DAC2_3V3_5
USB_DAC2_3V3_2
39 PB3D
12 B7
A7
USB_DAC2_3V3_6
USB_DAC2_3V3_1
43 PB4A
8
11 B8
A8
9
USB_DAC2_3V3_7
USB_DAC2_3V3_0
44 PB4B
45 PB4C
74AHC245A
USB_DAC2_3V3_[0:7]
DIR
1
USB_CONNECTED_LED_3V3
46 PB4D
EN
USB_DAC1_3V3
47 PB5A
19
GND
USB_BCLK_3V3
49 PB5C
10
USB_AUDIO_RESET_3V3
50 PB5D
+3V3
48 SLEEP
R164
10k 1%
TCK_FPGA
28 TCK
+3V3
TMS_FPGA
26 TMS
TDO_FPGA
31 TDO
C210
0.01uF
TDI_FPGA
33 TDI
J23
1
VDD
TDO
2
3
TDI
N/C
4
5
N/C
N/C
TMS
6
C209
7
GND
8
TCK
0.01uF
TCK_FPGA
TMS_FPGA
R213
TDO_FPGA
10k 1%
TDI_FPGA
4
3
C68
C49
C62
NC
4.7uF,25V
0.1uF
0.1uF
R42-D
10K
VCC(1.8V)
NC
READY/IORDY
15
NC
INTRQ
14
10K
R41-D
NC
SUSPEND
64
WAKEUP
63
R42-A
10K
CS
18
CS0
21
NC
+3V3
CS1
22
NC
DA2
17
NC
MODE0/DA1
60
R42-C
10K
18pF
C122
MODE1
34
62
R42-B
10K
RREF
18pF
C123
6
R50
12.0k 1%
RESET
7
USB_RESET
R106
INT
16
R55
47
USB_INT_3V3
47
USB_AUDIO_RESET_5V
ALE/A0
36
USB_ALE
RW/RD
19
USB_RD
DS/WR
20
USB_WR
AD0
23
USB_AD0
USB_AD0
AD1
24
USB_AD1
USB_AD1
AD2
25
USB_AD2
USB_AD2
AD3
27
USB_AD3
USB_AD3
AD4
28
USB_AD4
USB_AD4
AD5
29
USB_AD5
USB_AD5
AD6
30
USB_AD6
USB_AD6
AD7
31
USB_AD7
USB_AD7
NC
33
NC
USB_AD[0:7]
+3V3
VCCIO1
VCC
VCCIO0
VCC_AUX
PR9B
51
47
R151
USB_LRCK_3V3
PR9A
52
USB_DREQ
PR8B
53
47
R148
USB_DACK
PR8A
54
PR7D
55
PR7C
56
PR7B
57
PR7A
58
PR6B
59
PR6A
61
PR5D
63
PR5C
64
PR5B
65
PR5A
66
PR4B
67
PR4A
68
PR3D
69
PR3C
70
PR3B
71
U18
LCMX0256C-3T100C
PR3A
72
PR2B
73
PR2A
76
PT5C
77
PT5B
78
+3V3
PT5A
79
PT4F
80
PT4E
81
C120
0.1uF
PT4D
82
PT4C
83
X4
4
PT4B/PCLKT0_1
85
VCC
PT4A/PCLKT0_0
86
3
1
PT3D
87
PT3C
89
PT3B
91
GND
PT3A
94
22.5792MHz
2
PT2F
95
PT2E
96
PT2D
97
PT2C
98
PT2B
99
PT2A
100
GNDIO1
GND
GNDIO0
2
+5VA
DEVELOPMENT ONLY
C77
0.1uF
+5VA
C103
0.1uF
J13
C51
0.1uF
1
2
3
432 OHM 1%
4
5
6
VCC
4 RESET
PB0/OC0/T0
40
NC
PB1/T1
41
PB2/AIN0
42
NC
14 XTAL2
PB3/AIN1
43
NC
PB4/SS
44
PB5/MOSI
1
R94
47
USB_DAC1_5V
PB6/MISO
2
15 XTAL1
PB7/SCK
3
R101
47
U7
USB_BCLK_5V
ATMEGA162
PC0/A8
18
USB_DAC2_5V_0
29 PE0/ICP/INT2
PC1/A9
19
USB_DAC2_5V_1
NC
26 PE2/OC1B
PC2/A10
20
USB_DAC2_5V_2
PC3/A11
21
USB_DAC2_5V_3
PC4/A12
22
USB_DAC2_5V_4
27 PE1/ALE
PC5/A13
23
USB_DAC2_5V_5
13 PD7/RD
PC6/A14
24
USB_DAC2_5V_6
12 PD6/WR
PC7/A15
25
USB_DAC2_5V_7
37 PA0/AD0
36 PA1/AD1
35 PA2/AD2
PD0/RXD
5
34 PA3/AD3
PD1/TXD
7
47
R110
MIDI_FROM_USB
33 PA4/AD4
PD2/INT0
8
32 PA5/AD5
PD3/INT1
9
31 PA6/AD6
PD4/XCK
10
R114
47
USB_CONNECTED_LED_5V
30 PA7/AD7
GND
PD5/OC1A
11
DECOUPLING
+3V3
C155
C114
C117
C176
C177
C157
0.1uF
0.1uF
0.1uF
1uF
1uF
1uF
PLACE DECOUPLING CAPS NEAR VCC AND VCCIO PINS
J17
1
DEVELOPMENT ONLY
2
3
4
5
6
7
8
COMPANY:
TITLE:
PART NUMBER:
ASSY NUMBER:
DRAWN:
DATED:
AP,CN
3/7/2011
FILENAME:
RELEASED:
DATED:
SCALE:
1
+5VA
R76
+5VA
C88
0.1uF
20
VCC
U8
2 A1
B1
18
MIDI_TO_USB_RTS
3 A2
B2
17
USB_LRCK_3V3
4 A3
B3
16
USB_INT_3V3
5 A4
B4
15
MIDI_TO_USB_3V3
6 A5
B5
14
NC
7 A6
B6
NC
13
8 A7
B7
12
NC
9 A8
B8
NC
11
74AHCT245
1 DIR
19 EN
10
C156
C145
C116
C115
C150
C161
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
NUMARK
NK18 ANALOG PCB
9-40-0573-5
9-79-0573-5-0
SIZE:
NK18AN501K.SCH
C
SHEET:
1
OF
5
D
C
B
A
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