v 20070216 1
C 40000 40000 0 0 0 title-B.sym
C 49500 43200 1 0 0 ATmega8-1.sym
{
T 49600 48000 5 10 0 0 0 0 1
footprint=DIP28N
T 51800 47800 5 10 1 1 0 6 1
refdes=U1
T 49600 48800 5 10 0 0 0 0 1
device=ATmega8
}
C 48700 42900 1 0 0 crystal-1.sym
{
T 48900 43400 5 10 0 0 0 0 1
device=CRYSTAL
T 49000 43200 5 10 1 1 0 0 1
refdes=X1
T 48900 43600 5 10 0 0 0 0 1
symversion=0.1
T 49500 42800 5 10 1 1 0 0 1
value=8MHz
}
C 48900 42100 1 90 0 capacitor-1.sym
{
T 48200 42300 5 10 0 0 90 0 1
device=CAPACITOR
T 49100 42400 5 10 1 1 180 0 1
refdes=C2
T 48000 42300 5 10 0 0 90 0 1
symversion=0.1
T 48900 42100 5 10 1 1 0 0 1
value=22pF
}
C 49600 42100 1 90 0 capacitor-1.sym
{
T 48900 42300 5 10 0 0 90 0 1
device=CAPACITOR
T 49800 42400 5 10 1 1 180 0 1
refdes=C1
T 48700 42300 5 10 0 0 90 0 1
symversion=0.1
T 49600 42100 5 10 1 1 0 0 1
value=22pF
}
C 45400 49900 1 90 0 gnd-1.sym
C 48600 41800 1 0 0 gnd-1.sym
N 48700 43000 48700 43600 4
N 48700 43600 49500 43600 4
N 52100 45300 54100 45300 4
N 54100 45300 54100 41600 4
N 54100 41600 46500 41600 4
C 40300 41100 1 0 0 connector5-1.sym
{
T 42100 42600 5 10 0 0 0 0 1
device=CONNECTOR_5
T 40100 42800 5 10 1 1 0 0 1
refdes=Programming
}
C 41900 41000 1 0 0 gnd-1.sym
N 48100 41900 48100 45500 4
N 47700 44200 49500 44200 4
C 42200 46900 1 0 0 max232-2.sym
{
T 42500 50550 5 10 0 0 0 0 1
device=MAX232
T 43900 50400 5 10 1 1 0 6 1
refdes=U2
T 42500 50750 5 10 0 0 0 0 1
footprint=DIP16
}
N 44200 48400 49500 48400 4
C 41300 49400 1 0 0 capacitor-2.sym
{
T 41500 50100 5 10 0 0 0 0 1
device=POLARIZED_CAPACITOR
T 41400 49400 5 10 1 1 0 0 1
refdes=C3
T 41500 50300 5 10 0 0 0 0 1
symversion=0.1
T 41900 49400 5 10 1 1 0 0 1
value=1uF
}
C 41300 48600 1 0 0 capacitor-2.sym
{
T 41500 49300 5 10 0 0 0 0 1
device=POLARIZED_CAPACITOR
T 41400 48600 5 10 1 1 0 0 1
refdes=C4
T 41500 49500 5 10 0 0 0 0 1
symversion=0.1
T 41900 48600 5 10 1 1 0 0 1
value=1uF
}
N 42200 49200 41300 49200 4
N 41300 49200 41300 48800 4
N 42200 50000 41300 50000 4
N 41300 50000 41300 49600 4
C 45100 49400 1 180 0 capacitor-2.sym
{
T 44900 48700 5 10 0 0 180 0 1
device=POLARIZED_CAPACITOR
T 45000 49400 5 10 1 1 180 0 1
refdes=C6
T 44900 48500 5 10 0 0 180 0 1
symversion=0.1
T 44500 49400 5 10 1 1 180 0 1
value=1uF
}
C 44200 49800 1 0 0 capacitor-2.sym
{
T 44400 50500 5 10 0 0 0 0 1
device=POLARIZED_CAPACITOR
T 44300 49800 5 10 1 1 0 0 1
refdes=C5
T 44400 50700 5 10 0 0 0 0 1
symversion=0.1
T 44800 49800 5 10 1 1 0 0 1
value=1uF
}
C 45400 49100 1 90 0 gnd-1.sym
N 42000 48400 42200 48400 4
N 42000 48100 42200 48100 4
N 42200 48100 42200 48000 4
C 41900 46900 1 0 0 gnd-1.sym
N 42000 47800 42000 47200 4
C 53200 44200 1 270 0 inductor-1.sym
{
T 53700 44000 5 10 0 0 270 0 1
device=INDUCTOR
T 53100 43400 5 10 1 1 270 0 1
refdes=L1
T 53900 44000 5 10 0 0 270 0 1
symversion=0.1
T 53100 44000 5 10 1 1 270 0 1
value=10uH
}
C 53500 43300 1 180 0 vcc-1.sym
C 49300 41800 1 0 0 gnd-1.sym
C 52600 43300 1 90 0 capacitor-1.sym
{
T 51900 43500 5 10 0 0 90 0 1
device=CAPACITOR
T 52800 43600 5 10 1 1 180 0 1
refdes=C7
T 51700 43500 5 10 0 0 90 0 1
symversion=0.1
T 52600 43300 5 10 1 1 0 0 1
value=0.1uF
}
C 52300 43000 1 0 0 gnd-1.sym
C 56700 42200 1 90 0 capacitor-1.sym
{
T 56000 42400 5 10 0 0 90 0 1
device=CAPACITOR
T 55900 42600 5 10 1 1 0 0 1
refdes=C8
T 55800 42400 5 10 0 0 90 0 1
symversion=0.1
T 56400 42400 5 10 1 1 180 0 1
value=0.1uF
}
C 56400 41500 1 0 0 gnd-1.sym
C 54800 45800 1 90 0 resistor-1.sym
{
T 54400 46100 5 10 0 0 90 0 1
device=RESISTOR
T 54600 46100 5 10 1 1 180 0 1
refdes=R4
T 54600 46500 5 10 1 1 180 0 1
value=2.2K
}
C 55300 45800 1 90 0 resistor-1.sym
{
T 54900 46100 5 10 0 0 90 0 1
device=RESISTOR
T 55600 46100 5 10 1 1 180 0 1
refdes=R5
T 55800 46500 5 10 1 1 180 0 1
value=2.2K
}
C 55000 46700 1 0 0 vcc-1.sym
C 54500 46700 1 0 0 vcc-1.sym
N 52100 45700 55900 45700 4
N 52100 45500 55900 45500 4
N 55200 45800 55200 45500 4
N 54700 45800 54700 45700 4
N 42000 41600 44500 41600 4
N 44500 41600 44500 40600 4
C 42800 40700 1 180 0 vcc-1.sym
C 42500 41600 1 270 0 resistor-1.sym
{
T 42900 41300 5 10 0 0 270 0 1
device=RESISTOR
T 42200 41300 5 10 1 1 0 0 1
refdes=R6
T 42200 40900 5 10 1 1 0 0 1
value=10K
}
N 42000 41900 44500 41900 4
N 42000 42500 44500 42500 4
C 43600 40300 1 0 0 resistor-1.sym
{
T 43900 40700 5 10 0 0 0 0 1
device=RESISTOR
T 43800 40600 5 10 1 1 0 0 1
refdes=R7
T 44200 40600 5 10 1 1 0 0 1
value=1K
}
N 43400 42200 44500 42200 4
N 42000 42200 43100 42200 4
N 46800 40400 44500 40400 4
N 43100 40400 43600 40400 4
N 43100 40400 43100 42200 4
N 49300 47300 49500 47300 4
N 49300 47300 49300 48000 4
N 44200 48000 49300 48000 4
N 49500 47500 49500 48400 4
C 43300 44100 1 180 0 switch-dip4-2.sym
{
T 42600 42425 5 8 0 1 180 0 1
device=SWITCH_DIP4
T 42700 44350 5 10 1 1 180 0 1
refdes=J1
}
C 43200 44400 1 0 0 resistorpack5-1.sym
{
T 43300 45800 5 10 0 0 0 0 1
device=RESISTORPACK_5
T 43300 45600 5 10 1 1 0 0 1
refdes=RP1
T 44300 45700 5 10 1 1 180 0 1
value=10K
}
N 47300 40800 47300 50300 4
N 52200 50300 52200 45900 4
N 52200 45900 52100 45900 4
N 46500 47100 49500 47100 4
N 46700 46900 49500 46900 4
N 46900 46700 49500 46700 4
N 47100 46500 49500 46500 4
C 42100 45200 1 180 0 gnd-1.sym
C 44700 45700 1 270 0 vcc-1.sym
C 55600 42400 1 90 0 LM336Z.sym
{
T 54200 41800 5 10 0 0 90 0 1
device=ZENER_DIODE
T 54800 44250 5 10 1 1 0 0 1
refdes=LM336Z-2.5V
}
C 54500 43300 1 270 0 resistor-variable-1.sym
{
T 55400 42500 5 10 0 0 270 0 1
device=VARIABLE_RESISTOR
T 54200 43200 5 10 1 1 0 0 1
refdes=RV1
T 54800 42900 5 10 1 1 0 0 1
value=10K
}
C 55600 43300 1 90 0 resistor-1.sym
{
T 55200 43600 5 10 0 0 90 0 1
device=RESISTOR
T 55900 43600 5 10 1 1 180 0 1
refdes=R8
T 56100 44000 5 10 1 1 180 0 1
value=2.5K
}
C 55400 41500 1 0 0 gnd-1.sym
C 54500 41500 1 0 0 gnd-1.sym
N 56500 43100 56500 44500 4
N 56500 44500 52100 44500 4
C 44500 41000 1 0 0 74244-1.sym
{
T 44800 44150 5 10 0 0 0 0 1
device=74244
T 46200 44000 5 10 1 1 0 6 1
refdes=U3
T 44800 44350 5 10 0 0 0 0 1
footprint=DIP20
}
N 49500 44000 47900 44000 4
N 47900 40200 43400 40200 4
N 43400 40200 43400 42200 4
N 44500 40600 45900 40600 4
N 45900 40600 45900 41000 4
T 41500 41400 9 10 1 0 0 0 1
GND
T 41400 41700 9 10 1 0 0 0 1
RESET
T 41300 42000 9 10 1 0 0 0 1
STROBE
T 41400 42300 9 10 1 0 0 0 1
BUSY
T 41400 42600 9 10 1 0 0 0 1
DATA
N 46500 42200 46800 42200 4
N 46800 42200 46800 40400 4
N 46500 42500 47700 42500 4
N 48100 41900 46500 41900 4
N 42000 42800 42000 44900 4
N 43300 42800 44500 42800 4
N 43300 43100 44500 43100 4
N 43300 43400 44500 43400 4
N 44500 43700 43300 43700 4
N 43300 43700 43300 44400 4
N 43600 44400 43600 43400 4
N 43900 44400 43900 43100 4
N 44200 44400 44200 42800 4
N 45100 41000 45100 40800 4
N 45100 40800 47300 40800 4
N 46500 43700 46500 47100 4
N 46700 46900 46700 43400 4
N 46700 43400 46500 43400 4
N 46900 46700 46900 43100 4
N 46900 43100 46500 43100 4
N 47100 46500 47100 42800 4
N 47100 42800 46500 42800 4
T 56200 45500 9 10 1 0 0 0 1
TWI
T 47100 50400 9 10 1 0 0 0 2
Cali-
brate
T 51800 41100 9 10 1 0 0 0 1
Main Controller Unit for Instrumentation
T 54600 44600 9 10 1 0 0 0 1
Analogue Reference
T 41300 43600 9 10 1 0 0 0 2
Card
Ident
N 52100 46500 52500 46500 4
N 52500 46500 52500 50300 4
N 52100 46300 52700 46300 4
N 52700 46300 52700 50300 4
T 52300 50400 9 10 1 0 0 0 2
Analogue
   A  B
T 46100 50400 9 10 1 0 0 0 2
Channel
   A/B
N 49500 44800 49100 44800 4
N 49100 44800 49100 50300 4
N 48900 44600 49500 44600 4
N 48900 44600 48900 50300 4
N 49500 44400 48700 44400 4
N 48700 44400 48700 50300 4
T 48700 50400 9 10 1 0 0 0 2
Switch
Position
T 54000 40100 9 10 1 0 0 0 1
Ken Sarkies
T 54000 40400 9 10 1 0 0 0 1
04/05/2007
T 50600 40100 9 10 1 0 0 0 1
1
T 52100 40100 9 10 1 0 0 0 1
1
T 51800 40800 9 10 1 0 0 0 1
ATMega48/88/168 Version
N 49500 43400 49400 43400 4
N 49400 43400 49400 43000 4
N 52100 44200 55500 44200 4
N 54000 45700 54000 48200 4
N 54000 48200 54800 48200 4
N 53800 45500 53800 48400 4
N 53800 48400 54800 48400 4
N 48200 46700 48200 50300 4
N 48400 46500 48400 50300 4
T 47900 50400 9 10 1 0 0 0 2
Gain
A   B
N 55200 47800 55800 47800 4
C 40300 47600 1 0 0 connector3-1.sym
{
T 42100 48500 5 10 0 0 0 0 1
device=CONNECTOR_3
T 40300 48700 5 10 1 1 0 0 1
refdes=RS-232
}
N 47800 47100 47800 50300 4
N 48000 46900 48000 50300 4
N 47300 46300 49500 46300 4
C 46900 50100 1 180 0 vcc-1.sym
N 46700 50100 46700 50300 4
T 51600 50400 9 10 1 0 0 0 1
Spare
N 49500 46100 46400 46100 4
N 46400 46100 46400 50300 4
C 55700 47500 1 0 0 gnd-1.sym
C 48900 40700 1 90 0 capacitor-1.sym
{
T 48200 40900 5 10 0 0 90 0 1
device=CAPACITOR
T 49100 41000 5 10 1 1 180 0 1
refdes=C8
T 48000 40900 5 10 0 0 90 0 1
symversion=0.1
T 48900 40700 5 10 1 1 0 0 1
value=0.1uF
}
C 48600 40400 1 0 0 gnd-1.sym
C 51400 41600 1 90 0 resistor-1.sym
{
T 51000 41900 5 10 0 0 90 0 1
device=RESISTOR
T 51100 42000 5 10 1 1 180 0 1
refdes=R3
T 51200 42300 5 10 1 1 180 0 1
value=10K
}
C 51100 42500 1 0 0 vcc-1.sym
C 54800 48600 1 180 1 24LC512-1.sym
{
T 55425 48850 5 8 0 0 180 6 1
device=LM741
T 54900 47800 5 10 1 1 180 6 1
refdes=U4
}
B 45800 50100 8300 800 3 0 0 0 -1 -1 0 -1 -1 -1 -1 -1
T 49800 49600 9 10 1 0 0 0 2
Module Connector
     26/34 pin IDC
N 47700 42500 47700 45100 4
N 48100 43800 49500 43800 4
N 52100 46100 53600 46100 4
N 53600 46100 53600 50300 4
N 47700 45100 45800 45100 4
N 45800 45100 45800 49200 4
N 47900 40200 47900 45300 4
N 47900 45300 46000 45300 4
N 46000 45300 46000 49000 4
N 48100 45500 46200 45500 4
N 46200 45500 46200 48800 4
N 46200 48800 53400 48800 4
N 53400 48800 53400 50300 4
N 46000 49000 53200 49000 4
N 53200 49000 53200 50300 4
N 45800 49200 53000 49200 4
N 53000 49200 53000 50300 4
T 53100 50400 9 10 1 0 0 0 1
Extra
T 55200 48800 9 10 1 0 0 0 1
EEPROM
C 54800 42500 1 90 1 diode-4.sym
{
T 54200 42100 5 10 0 0 90 6 1
device=DIODE
T 54200 42200 5 10 1 1 180 6 1
refdes=D1
}
N 55500 42400 55500 41800 4
N 56500 42200 56500 41800 4
C 55300 43500 1 180 0 diode-4.sym
{
T 54900 42900 5 10 0 0 180 0 1
device=DIODE
T 55100 43600 5 10 1 1 0 8 1
refdes=D2
}
N 55200 43300 56500 43300 4
N 55500 43300 55500 43200 4