Zoom G1 User Manual

1 2 3 4 5 6 78
A
B
C
D
8
7654321
D
C
B
A
+3.3CPUV
C7
0.1u
AVS
S
BTT_LVL
C3
0.01u
AVSS
R4
10k
C2
0.1u
AVSS
AVDD
R13
220
C4
0.01u
AVSS
AVDD
AVSS
C6
1u
2dp
9
1A
16
1B
15
com1
14
com2
13
2F
12
1E
1
1D
2
1C
3
1dp
4
2E
5
2D
6
2G
7
2A
11
2C
8
2B
10
1A
1D
1B
1C
1F
1E
1dp
1G
1G
17
1F
18
2A
2D
2B
2C
2F
2E
2dp
2G
SEG1
E20561-GFOR
SEG_DP
SEG_G
SEG_F
SEG_E
SEG_D
SEG_C
SEG_B
SEG_A
FOOT_SW_UP
FOOT_SW_DOWN
SW2
1104RTA-2
RHYTHM
SW3
1104RTA-2
SW4
1104RTA-2
SW5
1104RTA-2
STORE
DSP_ADRS1
DSP_HPI.HBIL
DSP_ADRS0
DSP_R/W-
DSP_RST-
CPUD0 CPUD1 CPUD2 CPUD3 CPUD4 CPUD5 CPUD6 CPUD7
CPUD[0..7]
CPUD[0..7]
SCLK
CSB
SDIN
P120/INTP0/EXLVI
1
P43
2
P42
3
P41
4
P40
5
RESET
6
P124/XT2/EXCLKS
7
P123/XT1
8
FLMD0
9
P122/X2/EXCLK
10
P121/X1
11
REGC
12
Vss
13
EVss
14
Vdd
15
EVdd
16
P60/SCL0
17
P61/SDA0
18
P62/EXSCL0
19
P63
20
P33/TI51/TO51/INTP4
21
P77/KR7
22
P76/KR6
23
P75/KR5
24
P74/KR4
25
P73/KR3
26
P72/KR2
27
P71/KR1
28
P70/KR0
29
P06/TO01/TI011
30
P05/SSI1/TI001
31
P32/INTP3
32
P31/INTP2
33
P50
34
P51
35
P52
36
P53
37
P30/INTP1
38
P17/TI50/TO50
39
P16/TOH1/INTP5
40
P15/TOH0
41
P14/RxD6
42
P13/TxD6
43
P12/SO10
44
P11/SI10/RxD0
45
P10/SCK10/TxD0
46
AVref
47
AVss
48
ANI7/P27
49
ANI6/P26
50
ANI5/P25
51
ANI4/P24
52
ANI3/P23
53
ANI2/P22
54
ANI1/P21
55
ANI0/P20
56
P130
57
P04/SCK11
58
P03/SI11
59
P02/SO11
60
P01/TI010/TO00
61
P00/TI000
62
P141/BUZ/INTP7
63
P140/PCL/INTP6
64
IC1
UPD78F0537GB(T)-601-UEU-A
R14
10k
TP6
AVDD
DSP_HDS-
/RESET
DSP_RDY
FLMD0
TP11
ENCB
TP10
ENCA
TP1
CTRL
TP5
VR
1 3
2
CW VR1
RV09BF-40E1-115F-0B50K-0G31
TP2
BTT LVL
A
B
C
SW6
F-11EN7H20M+C L15Fx7(0)
C9
0.027u
C8
0.039u
R21 22k
R22 22k
R23
2.2k
R24
2.2k
+3.3VD+3.3VD
SW1
1104RTA-2
PORT_D2C
PORT_C2D
TAP
2
16
DT1A
MUN5135DW1T1
5
43
DT1B
MUN5135DW1T1
+3.3LEDV
R15
open-r
192FS
R5
47k
L2
open-l
L1
open-l
AVDD
R2
470k
C1
open-c
AVSS
R1
1k
2
3
1
J1
SJ-6325-B
L3
open-l
AVSS
CONTROL IN
AVDD
+3.3VD
VALUE
BTT_LVL
192FS
TP4
TEST MODE
C5
0.1u
R3
330k
R16
47k
R6
47k
+3.3VD
AVDD
AVSS
R8
open-r
R9
open-r
R10
open-r
R7
47k
R68
1k
R86
47k
R8547k R8447k R8347k R8247k
R74 620
R75 620
R76 620
R77 620
R78 620
R79 620
R80 620
R81 620
KA
D6
open-d
K A
D7
open-d
TP47
CTRL1
TP4
9
CTRL3
TP4
8
CTRL2
TP46
AVSS
TP40
FLMD0
TP41
SO-
TP42
P32
TP43
P31
TP44
VCC
TP3
/RESET
TP45
GND
TP9
IN
TP7
GND
TP8
OUT
+3.3VD
MIDI IN/OUT
ICE
ROM-WRITER
COMMON
ICE/ROM-WRITER
/RESET
SO-
SI
FLMD0
SCK
P32
P31
G1 CIRCUIT DIAGRAM
MAIN PCB(PCB-0169) CPU Circuit
- 15 -

Zoom G1 Specifications

General

Simultaneous Effects	5
A/D Conversion	24-bit
D/A Conversion	24-bit
Input Impedance	1 MΩ
Output Impedance	1 kΩ
Patch Memory	40
Weight	350g (without batteries)
Inputs	1/4" phone jack
Outputs	1/4" phone jack
Effects Types	Compressor, Overdrive, Distortion, EQ, Chorus, Flanger, Phaser, Tremolo, Vibrato, Delay, Reverb