59
Option Resistor Between
Debugging / Hard Reset
VBUS Overcurrent Detection
SPI Control for Slaves
UART INTERFACE2
UART INTERFACE FOR BT
1 PMD5/RE5
2 PMD6/RE6
3 PMD7/RE7
4 PMA5/CN8/RG6
5 PMA4/CN9/RG7
6 PMA3/CN10/RG8
7 MCLR
8 PMA2/CN11/RG9
9 VSS9
10 VDD10
11 C1IN+AN5/CN7/R
12 C1IN-/AN4/CN6/
13 C2IN+/AN3/CN5/
14 C2IN-/AN2/CN4/
15 AN1/CN3/RB1
16 AN0/CN2/RB0
17
P
G
E
C
2/
A
N
6/
CN
24
18
R
G
E
D
2/
A
N
7/
R
B
7
19
AV
D
D
20
AV
S
S
21
AN
8
/R
B
8
22
AN
9
/R
G
9
23
T
M
S
/C
V
REF
/RB
1
0
24
T
D
O
/PM
PA
1
2
/R
B
1
25
V
SS2
5
26
V
DD2
6
27
T
C
K
/P
M
A
11/
R
B
12
28
T
D
I/
P
M
A
10/
R
B
13
29
PM
A
1
/R
B
1
4
30
P
M
A
0/
C
N
12/
R
B
15
31
CN
17/
R
F4
32
CN
18/
R
F5
33
USBID/RF3
34
VBUS
35
VUSB
36
D-/RG3
37
D+/RG2
38
VDD38
39
OSC1/CLK1/RC12
40
OSC2/CLK0/RC15
41
VSS41
42
IC1/RTCC/RD8
43
IC2/SDA1/RD9
44
IC3/PMCS2/RD10
45
IC4/PMCS1/RD11
46
OC1/RD0
47
SOSC1/CN1/RC13
48
SOSCO/T1CK/CN0
49
OC
2
/R
D
1
50
OC
3
/R
D
2
51
OC
4
/R
D
3
52
P
M
W
R
/C
N
13/
R
D
4
53
P
M
RD/
C
N
1
4
/RD5
54
CN
15/
R
D
6
55
CN
16/
R
D
7
56
V
C
A
P
/V
DDC
O
R
E
57
EN
V
R
EG
58
RF
0
59
RF
1
60
PM
D
0
/R
E
0
61
PM
D
1
/R
E
1
62
PM
D
2
/R
E
2
63
PM
D
3
/R
E
3
64
PM
D
4
/R
E
4
U1
PIC24FJ256GB106
1
MI
C
P
/L
IN
E
1
2
MI
C
N
3
X
R
ESET
4
DG
N
D0
5
C
V
DD0
6
IO
V
DD0
7
C
V
DD1
8
DREQ
9
G
P
IO
2/
D
C
LK
10
G
P
IO
3/
S
D
A
T
A
11
G
P
IO
6/
I2S
S
C
LK
12
G
P
IO
7/
I2S
S
D
A
T
A
13
XDCS/BSYNC
14
IOVDD1
15
VCO
16
DGND1
17
XTALO
18
XTALI
19
IOVDD2
20
DGND2
21
DGND3
22
DGND4
23
XCS
24
CVDD2
25
G
P
IO
5/
I2S
M
C
LK
26
RX
27
TX
28
SC
LK
29
SI
30
SO
31
C
V
DD3
32
XT
E
S
T
33
GPI
O
0
34
GPI
O
1
35
GND
36
G
P
IO
4/
I2S
LR
O
U
T
37
AGND0
38
AVDD0
39
RIGHT
40
AGND1
41
AGND2
42
GBUF
43
AVDD1
44
RCAP
45
AVDD2
46
LEFT
47
AGND3
48
LINE2
U6
VS1053
1 NC1
2 P4/IRQ
3 NC3
4 RES
5 VCC
6
NC
6
7
NC
7
8
NC
8
9
NC
9
10
NC
1
0
11
VSS
12
P2/IRQ
13
P1/IRQ
14
P3/IRQ
15
NC15
16
NC
1
6
17
NC
1
7
18
NC
1
8
19
NC
1
9
20
NC
2
0
U8
R5H30201
R21
470
R6
0
R22
10K
C45
0.1u
C12
0.1u
C7
10u
C6
0.1u
C5
0.1u
R23
10K
1
2
Y2
8MHz
C9
22p
C8
22p
C11
0.47u
C10
0.1u
1
2
Y1
12.288MHz
C1
27p
C2
27p
R1
1M
C14
0.1u
C15
0.1u
TP3
R13
100K
R14
10K
R19
100K
C13
0.1u
C4
0.1u
C3
1000p
R2
100K
R20
100K
C16
0.1u
C17
0.1u
C18
0.1u
R27
4.7K
R34
10K
C33
0.1u
R24
0
1
2
3
4
5
6
J3
R39
4.7K
E
C
B
Q2
BC846B-7-F
R38
1K
R37
4.7K
C42
0.01u
25V
R74
0
R75
0
R76
0
R77
0
R54
33
R55
10K
R53
10K
R58
33
R59
33
E
C
B
Q1
BC846B-7-F
R33
1K
1
2
J4
To PSU J4
R82
10K
MCLR
IR
+3.3V
+3.3V
+3.3V
PC_SWITCH
OE
OVERCURRENT
RESET
+3.3V
+3.3V
PGC
PGD
XDCS
VS_CS
MOSI_3
M
O
S
I_3
MI
S
O
_
3
C_RESET
DREQ
DREQ
OE
SCK_3
C_RESET
SDA1
+3.3V
ID
VBUS
D-
D+
A3V3
1V8
I2S_MCLK
+3.3V
+3.3V
1V8
AGND
A3V3
A3V3
1V8
CH0_1_WS
CH0_1_SCK
CH0_1_SD
LE
D
_
R
E
D
+3.3V
SCL1
SDA1
C_RESET
+3.3V
SPI-CS2
SPI-CS-DDFA
SCL1
PDN
GND
AGND
MCLR
PGD
PGC
+3.3V
X
R
ESET
F5V
LED1
LED2
KEY
SEL1
SEL0
RI
DSR
DTR
DCD
UART_RX_H
UART_TX_H
ACC_PWR
INTERRUPT
IPOD_DETECT
SCK_3
SDA1
UART_CTS_H
UART_RTS_H
INT0_AKM
SPI-SCK-DDFA
SPI-SISO-DDFA
TEMP_CH1
TEMP_CH2
SYNC_UPDATE
LE
D
_
B
LU
E
F5V
INT1_AKM
TEMP_CH3
+3.3V
POWER_DOWN
VISO_SWITCH
MCU BOARD (PHASE I) - (1)
Summary of Contents for VISO 1
Page 2: ...2 SAFETY INFORMATION 3 Contains Contains transmitter module ...
Page 7: ...7 3 Remove the 2 pcs M6 screws at the bottom of the unit 4 Pull out the I O stand assembly ...
Page 13: ...13 PCB LAYOUT MCU BOARD PSU BOARD ...
Page 15: ...15 DDFA BOARD SOLDER SIDE ...
Page 16: ...16 REMOTE BOARD COMPONENT SIDE REMOTE BOARD SOLDER SIDE ...
Page 17: ...17 KEY BOARD COMPONENT SIDE KEY BOARD SOLDER SIDE ...
Page 40: ...40 MCU U2 U3 U9 MCU Q1 Q2 MCU U4 U5 U8 MCU U6 ...
Page 42: ...42 PSU U1 PSU Q1 PSU U2 ...
Page 43: ...43 IO U1 CONN 2 U2 PSU U5 PSU U3 DDFA Q3 ...
Page 44: ...44 DDFA Q4 DDFA Q5 DDFA Q6 ...
Page 45: ...45 DDFA Q7 Q18 DDFA Q8 DDFA Q17 Q19 DDFA U1 ...
Page 47: ...47 DDFA U11 U13 DDFA U15 DDFA U10 U12 U14 DDFA U16 DDFA U19 ...
Page 48: ...48 REMOTE Q1 CONN 2 U4 REMOTE IC101 DDFA U20 ...
Page 54: ...53 PACKING DIAGRAM PARTS LIST 2 1 4 3 5 6 7 9 8 10 11 12 14 16 15 17 13 18 19 7 10 ...
Page 71: ...55 SERVICE MANUAL VISO 1 BT Wireless Digital Music System NAD ELECTRONICS LTD TORONTO ...