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Rpieffectbox.sch
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Rpieffectbox.sch
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v 20110115 2
C 40000 40000 0 0 0 title-B.sym
N 49300 47700 49300 42600 4
N 49300 42600 52000 42600 4
N 52000 42600 52000 47700 4
N 52000 47700 49300 47700 4
T 50200 45100 9 10 1 0 0 0 1
MCP3008
T 49400 47400 9 10 1 0 0 0 1
1
T 51600 47400 9 10 1 0 0 0 1
16
N 52000 47500 52600 47500 4
N 52600 46900 52600 48500 4
N 42200 48500 52600 48500 4
T 40000 48400 9 10 1 0 0 0 1
To Raspberry pi pin 2 (5v)
T 51600 46800 9 10 1 0 0 0 1
15
T 51600 46100 9 10 1 0 0 0 1
14
N 52000 46200 53300 46200 4
N 53300 46200 53300 48900 4
N 53300 48900 42400 48900 4
T 40000 48800 9 10 1 0 0 0 1
To Raspberry Pi pin 6 (GND)
N 52000 46900 52600 46900 4
T 51600 45400 9 10 1 0 0 0 1
13
N 52000 45500 53700 45500 4
N 53700 45500 53700 49300 4
N 53700 49300 42200 49300 4
T 40000 49200 9 10 1 0 0 0 1
To Raspberry pi pin 23
T 51600 44700 9 10 1 0 0 0 1
12
N 52000 44700 54200 44700 4
N 54200 44700 54200 49700 4
N 54200 49700 42200 49700 4
T 40000 49600 9 10 1 0 0 0 1
To Raspberry pi pin 21
T 51600 44000 9 10 1 0 0 0 1
11
N 52000 44000 54700 44000 4
N 54700 44000 54700 50100 4
N 54700 50100 42200 50100 4
T 40000 50000 9 10 1 0 0 0 1
To Raspberry pi pin 19
T 51600 43300 9 10 1 0 0 0 1
10
T 51700 42700 9 10 1 0 0 0 1
9
N 52000 43400 54700 43400 4
N 52000 42800 54700 42800 4
T 54800 43300 9 10 1 0 0 0 1
To Raspberry pi pin 24
T 54800 42700 9 10 1 0 0 0 1
To Raspberry pi pin 6 (GND)
T 49400 46800 9 10 1 0 0 0 1
2
T 49400 46100 9 10 1 0 0 0 1
3
C 43000 45800 1 0 0 pot-bourns.sym
{
T 43800 46700 5 10 0 0 0 0 1
device=VARIABLE_RESISTOR
T 43600 46200 5 10 1 1 0 0 1
refdes=R7 (POT)
}
C 42900 44200 1 0 0 pot-bourns.sym
{
T 43700 45100 5 10 0 0 0 0 1
device=VARIABLE_RESISTOR
T 43500 44600 5 10 1 1 0 0 1
refdes=R8 (POT)
}
C 42900 41200 1 0 0 pot-bourns.sym
{
T 43700 42100 5 10 0 0 0 0 1
device=VARIABLE_RESISTOR
T 43500 41600 5 10 1 1 0 0 1
refdes=R10 (POT)
}
T 49400 45400 9 10 1 0 0 0 1
4
N 43500 46400 43500 47500 4
N 43500 47500 49300 47500 4
N 43400 44800 43400 45400 4
N 43400 45400 48100 45400 4
N 48100 45400 48100 46900 4
N 48100 46900 49300 46900 4
N 43400 43800 45000 43800 4
N 45000 43800 45000 45000 4
N 45000 45000 48500 45000 4
N 48500 45000 48500 46200 4
N 48500 46200 49300 46200 4
N 49300 45500 48800 45500 4
N 48800 44400 48800 45500 4
N 45300 44400 48800 44400 4
N 45300 41800 45300 44400 4
N 45300 41800 43400 41800 4
N 43000 45900 42900 45900 4
C 42900 42600 1 0 0 pot-bourns.sym
{
T 43700 43500 5 10 0 0 0 0 1
device=VARIABLE_RESISTOR
T 43500 43000 5 10 1 1 0 0 1
refdes=R9 (POT)
}
N 43400 43800 43400 43200 4
N 42900 40700 42900 45900 4
N 43900 45900 43900 44300 4
N 43900 44300 43800 44300 4
N 43800 41300 43800 44300 4
N 43900 45900 44600 45900 4
N 44600 45900 44600 48500 4
N 43000 45900 43000 48900 4
C 46000 43100 1 0 0 switch-pushbutton-no-1.sym
{
T 46400 43400 5 10 1 1 0 0 1
refdes=S1
T 46400 43700 5 10 0 0 0 0 1
device=SWITCH_PUSHBUTTON_NO
}
C 46000 41900 1 0 0 switch-pushbutton-no-1.sym
{
T 46400 42200 5 10 1 1 0 0 1
refdes=S2
T 46400 42500 5 10 0 0 0 0 1
device=SWITCH_PUSHBUTTON_NO
}
C 46000 40700 1 0 0 switch-pushbutton-no-1.sym
{
T 46400 41000 5 10 1 1 0 0 1
refdes=S3
T 46400 41300 5 10 0 0 0 0 1
device=SWITCH_PUSHBUTTON_NO
}
N 46000 40700 46000 43100 4
N 46000 40700 42900 40700 4
C 47200 41800 1 0 0 resistor-1.sym
{
T 47500 42200 5 10 0 0 0 0 1
device=RESISTOR
}
C 47200 40600 1 0 0 resistor-1.sym
{
T 47500 41000 5 10 0 0 0 0 1
device=RESISTOR
}
C 47200 43000 1 0 0 resistor-1.sym
{
T 47500 43400 5 10 0 0 0 0 1
device=RESISTOR
}
N 47000 43100 47200 43100 4
N 47000 41900 47200 41900 4
N 47000 40700 47200 40700 4
T 48200 41800 9 10 1 0 0 0 1
Rpi pin 7
C 46200 40200 1 0 0 resistor-1.sym
{
T 46500 40600 5 10 0 0 0 0 1
device=RESISTOR
}
C 46300 41400 1 0 0 resistor-1.sym
{
T 46600 41800 5 10 0 0 0 0 1
device=RESISTOR
}
C 46200 42500 1 0 0 resistor-1.sym
{
T 46500 42900 5 10 0 0 0 0 1
device=RESISTOR
}
N 46200 42600 46000 42600 4
N 46300 41500 46000 41500 4
N 46200 40300 45800 40300 4
N 45800 40300 45800 40700 4
N 47200 41500 47200 41900 4
N 47100 42600 47100 43100 4
N 47100 40300 47200 40300 4
N 47200 40300 47200 40700 4
T 46100 42700 9 10 1 0 0 0 1
R1 1K OHMS
T 46100 41600 9 10 1 0 0 0 1
R2 1K OHMS
T 46100 40400 9 10 1 0 0 0 1
R3 1K OHMS
T 47200 43300 9 10 1 0 0 0 1
R4 10k OHMS
T 47200 42100 9 10 1 0 0 0 1
R5 10k OHMS
T 47200 40900 9 10 1 0 0 0 1
R6 10k OHMS
T 48200 40600 9 10 1 0 0 0 1
Rpi pin 11
T 48200 43000 9 10 1 0 0 0 1
Rpi pin 12
T 40000 40100 9 10 1 0 0 0 8
The Rx and GND of the
Serial LCD backpack
go to the Rpi's
Rx and GND.
No level shifting is necessary for
outgoing communications (From the Pi).
This assumes you are using a
K107 R4 from Wulden.
T 50200 44400 9 10 1 0 0 0 1
ADC chip
T 50000 40700 9 10 1 0 0 0 1
Raspberry Pi Guitar effect box
T 53900 40100 9 10 1 0 0 0 1
Ben Jacobs (Doitnowlabs)
T 53900 40400 9 10 1 0 0 0 1
V1.1
T 50000 40100 9 10 1 0 0 0 1
1
T 51500 40100 9 10 1 0 0 0 1
1
T 50000 40400 9 10 1 0 0 0 1
Rpieffectbox.sch
T 40000 41900 9 10 1 0 0 0 1
POTs are all 10k audio taper.