Zoom g9.2tt - Circuit Diagram

1 2 3 4 5 6 78
A
B
C
D
8
7654321
D
C
B
A
/RESET
C73
470p
C14
0.1u
C1
0.01u
+3.3VD
R1
10k
C15
0.1u
C20
0.1u
PORT_D2C
PORT_C2D
P21/SO2
1
P22/SCK2
2
P23/RXD1
3
P24/TXD1
4
P25/ASCK1
5
VDD
6
VSS
7
P26/TI2/TO2
8
P27/TI3/TO3
9
P30/TI00
10
P31/TI01
11
P32/TI10
12
P33/TI11
13
P34/TO0/A13
14
P35/TO1/A14
15
P36/TI4/TO4/A15
16
P37/TI5/TO5
17
IC/VPP
18
P100/RTP0/A5
19
P101/RTP1/A6
20
P102/RTP2/A7
21
P103/RTP3/A8
22
P104/RTP4/A9
23
P105/RTP5/A10
24
P106/RTP6/A11
25
P107/RTP7/A12
26
P110/A1
27
P111/A2
28
P112/A3
29
P113/A4
30
RESET
31
P114/XT1
32
XT2
33
VDD
34
X2
35
X1
36
VSS
37
CLKOUT
38
P120/WAIT
39
P90/LBEN/WRL
40
P91/UBEN
41
P92/R/W/WRH
42
P93/DSTB/RD
43
P94/ASTB
44
P95/HLDAK
45
P96/HLDRQ
46
P40/AD0
47
P41/AD1
48
P42/AD2
49
P43/AD3
50
P44/AD4
51
P45/AD5
52
P46/AD6
53
P47/AD7
54
BVDD
55
BVSS
56
P50/AD8
57
P51/AD9
58
P52/AD10
59
P53/AD11
60
P54/AD12
61
P55/AD13
62
P56/AD14
63
P57/AD15
64
P60/A16
65
P61/A17
66
P62/A18
67
P63/A19
68
P64/A20
69
P65/A21
70
AVDD
71
AVSS
72
AVREF
73
P70/ANI0
74
P71/ANI1
75
P72/ANI2
76
P73/ANI3
77
P74/ANI4
78
P75/ANI5
79
P76/ANI6
80
P77/ANI7
81
P80/ANI8
82
P81/ANI9
83
P82/ANI10
84
P83/ANI11
85
P00/NMI
86
P01/INTP0
87
P02/INTP1
88
P03/INTP2
89
P04/NITP3
90
P05/INTP4/ADTRG
91
P06/INTP5/RTPTRG
92
P07/INTP6
93
P10/SI0/SDA
94
P11/SO0
95
P12/SCK0/SCL
96
P13/SI1/RXD0
97
P14/SO1/TXD0
98
P15/SCK1/ASCK0
99
P20/SI2
100
IC1
UPD703015BGC-A32-8EU-A
+3.3VD
CPUD0
CPUD1
CPUD2
CPUD3
CPUD4
CPUD5
CPUD6
CPUD7
/ASTB
/CPU_RD
DSP_RDY
CPUD[0..15]
CPUD[0..15]
DSP Hand-shake
R15
47k
R2
0
1FS
+3.3VD
VDD
1
VSS
2
CD
3
OUT
4
IC5
R3112Q291A
CPUD8
CPUD9
CPUD10
CPUD11
CPUD12
CPUD13
CPUD14
CPUD15
R12
47k
R14
47k
Flash 4M bit
A14
2
A13
3
NC
13
NC
14
A17
17
A7
18
A5
20
A4
21
A6
19
A0
25
DQ0
29
A1
24
A2
23
CE
26
VSS
27
DQ8
30
A12
4
A11
5
DQ6
42
A15
1
DQ12
39
DQ4
38
NC
16
DQ9
32
A3
22
DQ5
40
DQ13
41
RP
12
WE
11
A10
6
A8
8
A9
7
NC
9
NC
10
DQ1
31
VCC
37
DQ10
34
DQ2
33
DQ3
35
DQ11
36
RB
15
OE
28
A16
48
DQ15A-1
45
DQ7
44
VSS
46
BYTE
47
DQ14
43
IC3
M29W400DT55N6E
/DSP_RST
/CODEC_PD
R19
47k
1FS
/RESET
C71
15p
C70
15p
CLK20M
CPUA[1..19]
CPUA16
CPUA17
CPUA18
CPUA19
C10
0.01u
C16
0.1uAVSS
AVDD
R54
1k
C11
0.01u
R53
1k
R64
0
R65
0
+
C68
100u/6.3V
+3.3VD
PEDAL_R
AVSS
AVDD
AVSS AVSS
C9
0.01u
R52
1k
AVSS
C8
0.01u
R51
1k
AVSS
C6
0.01u
R50
1k
AVSS
C7
0.01u
R49
1k
AVSS
VR_GAIN
VR_LEVEL
VR_BASS
VR_MIDDLE
VR_TREBLE
VR_PRESENCE
D165/D166 /TEST
DSP_RDY
/CPU_WRH
/CPU_RD
/ASTB
VR_GAIN
VR_LEVEL
VR_BASS
VR_MIDDLE
VR_TREBLE
VR_PRESENCE
C2
0.01u
AVSS
C5
0.01u
AVSS
C3
0.01u
AVSS
C4
0.01u
AVSS
R48
1k
R46
1k
R45
1k
R47
1k
PEDAL_L
AVSS
AVDD
PEDAL_3D
CPUA19
C67
0.1u
+3.3VD
CPUD0
CPUD1
CPUD2
CPUD3
CPUD4
CPUD5
CPUD6
CPUD7
CPUD8
CPUD9
CPUD10
CPUD11
CPUD12
CPUD13
CPUD14
CPUD15
/RESET
R62
47k
/CPU_RD
/CPU_WRH
CPUA1CPUA2
CPUA3
CPUA4
CPUA5
CPUA6
CPUA7
CPUA8
CPUA9
CPUA10
CPUA11
CPUA12
CPUA13
CPUA14
CPUA15
CPUA16 CPUA17
CPUA18
SW_STC[1..7]
SW_STC[1..7]
D166_dsp.sch
D166_dsp.sch
D166_uif.sch
D166_uif.sch
+3.3VD
R21
2.2k
MIDI_IN
MIDI_OUT
/DIR_MUTE
/USB_MUTE
/USB_SPND
/DSP_RST
/CODEC_PD
A_MUTE
+3.3VD
R11
47k
R13
47k
SW_STC1 SW_STC2 SW_STC3 SW_STC4 SW_STC5 SW_STC6 SW_STC7
1
5
2 3 4
8 7 6
RA1
47k*4
1
5
2 3 4
8 7 6
RA2
47k*4
+3.3VD
/SCAN0
/SCAN1
/SCAN2
/SCAN3
/SCAN4
/SCAN5
/SCAN6
/SCAN7
/SCAN[0..7]
/SCAN[0.. 7]
R37
open-r
R9
47k
+3.3VD
D165/D166
R8
47k
TP1
TEST MODE
/TEST
+3.3VD
TUBE_ACC
LCD_CTS0
LCD_CTS1
LCD_CTS0
LCD_CTS1
LCD_D4
LCD_D5
LCD_D6
LCD_D7
LCD_D4
LCD_D5
LCD_D6
LCD_D7
LCD_RS
LCD_R/W
LCD_E
R20
47k
R23
47k
R22
47k
LCD_RS
LCD_R/W
LCD_E
RTN_DTC
R27
open-r
R28
47k
ENG_CTL_H
ENG_CTL_L
R25
47k
R24
47k
A1
1
A2
2
A3
3
G2A
4
Y0
15
G2B
5
Y1
14
G1
6
Y2
13
Y3
12
Y4
11
VCC
16
GND
8
Y5
10
Y6
9
Y7
7
IC10
SN74LV138ANS
C17
0.1u
C18
0.1u
+3.3VD
+3.3VD
OE
1
Q0
2
D0
3
D1
4
Q1
5
Q2
6
D2
7
D3
8
Q3
9
GND
10
LE
11
Q4
12
D4
13
D5
14
Q5
15
Q6
16
D6
17
D7
18
Q7
19
VCC
20
IC8
SN74LV373ANS
OE
1
Q0
2
D0
3
D1
4
Q1
5
Q2
6
D2
7
D3
8
Q3
9
GND
10
LE
11
Q4
12
D4
13
D5
14
Q5
15
Q6
16
D6
17
D7
18
Q7
19
VCC
20
IC9
SN74LV373ANS
CPUD1
CPUD2
CPUD3
CPUD4
CPUD5
CPUD6
CPUD7
CPUD8
CPUD9
CPUD10
CPUD11
CPUD12
CPUD13
CPUD14
CPUD15
CPUA1
CPUA2
CPUA3
CPUA4
CPUA5
CPUA6
CPUA7
CPUA8
CPUA9
CPUA10
CPUA11
CPUA12
CPUA13
CPUA14
CPUA15
1
5
2
3
4
8
7
6
RA3
47k*4
1
5
2
3
4
8
7
6
RA4
47k*4
+3.3VD
CPUD8
CPUD9
CPUD10
CPUD11
CPUD12
CPUD13
CPUD14
CPUD15
C19
0.1u
+3.3VD
CPUA19
CPUA16
CPUA17
CPUA18 /DSP_CS
/EX_PORT
/DSP_CS
/EX_PORT
CLK20M
CPUA[0..19]
R6147k
+3.3VD
/CPU_WRL
/CPU_WRL
/NMI
SW_STC1
SW_STC2
SW_STC3
SW_STC4
SW_STC5
SW_STC6
SW_STC7
R26
47k
R189 47k
+3.3VD
R190
47k
+3.3VD
R191
47k
R63
47k
1
5
2
3
4
8
7
6
RA8
47k*4
+3.3VD
CPUA16
CPUA17
CPUA18
CPUA19
R193
0
R181
open-r
AVSS
R182
open-r
AVSS
ENG_CTL_H
ENG_CTL_L
/DIR_MUTE
A_MUTE
to ANALOG PCB
A_MUTE
/DIR_MUTE
RTN_DTC
to ANALOG PCB
/NMI
CPUD0 CPUA0
PORT_D2C
PORT_C2D
1
2
3
4
5
CNB_PDLR
2.0T-1-3A/2.0T-1-5A (2mmP)
1
2
3
CNB_PDLL
open/2.0T-1-3A (2mmP)
To FOOT1-PCB
1
2
3
4
5
6
7
8
CN4
11310808-13440000(open)
+3.3VD
For Flash-Writer
1mmP FFC
AVSS
AVDD
EX_PEDAL
/USB_SPND
to ANALOG PCB
MIDI_IN
MIDI_OUT
to ANALOG PCB
ENG_CTL_L
ENG_CTL_H
TUBE_ACC
TUBE_ACC
ENG_CTL_L
ENG_CTL_H
1 2 3
X1
20MHz
1
2
3
CNB_EXP
2.0T-1-3A/open (2mmP)
MIDI_IN
MIDI_OUT
D165=3pin
D166=5pin
D166_midi.sch
D166_midi.Sch
D165=3pin
D166=open
D165=open
D166=3pin
R180
0
AVSS
/RP
R/B
/BYTE
/OEA
R3
1k
R4
10K
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
CN_ROM2
open CN24P (1mmP FFC)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
CN_ROM1
open CN24P (1mmP FFC)
reserved
+3.3VD
/OEA
D166/G9.2tt MAIN PCB(PCB-0151) CPU Circuit 1/5
TP3
UPDATE
1
5
2
3
4
8
7
6
RA7
47k*4
/USB_MUTE
/USB_MUTE
G9.2ttCIRCUITDIAGRAM
MAINPCB(PCB‑0151)CPUCircuit
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