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path: root/touchprobe/schematics/touchprobe.sch
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EESchema Schematic File Version 1
LIBS:./crystalosc,./atmega8x,power,device,conn,linear,regul,74xx,cmos4000,adc-dac,memory,xilinx,special,microcontrollers,dsp,microchip,analog_switches,motorola,texas,intel,audio,interface,digital-audio,philips,display,cypress,siliconi,contrib,valves
EELAYER 23  0
EELAYER END
$Descr A4 11700 8267
Sheet 1 1
Title "CNC touchprobe"
Date "27 jul 2009"
Rev "1"
Comp "Copyright (c) 2009 Michael Buesch"
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
Wire Wire Line
	1900 3550 2750 3550
Wire Wire Line
	4050 1500 4050 1450
Wire Wire Line
	8100 3450 8150 3450
Wire Wire Line
	10400 5350 10400 3450
Wire Wire Line
	5150 4150 9000 4150
Wire Wire Line
	5150 4050 9100 4050
Wire Wire Line
	5150 3950 9200 3950
Wire Wire Line
	5150 3850 9300 3850
Wire Wire Line
	6200 1700 6250 1700
Wire Wire Line
	6500 2050 5400 2050
Wire Wire Line
	6500 2050 6500 1800
Wire Wire Line
	6500 1800 6200 1800
Wire Wire Line
	5150 3250 5250 3250
Wire Wire Line
	5250 3250 5250 1700
Wire Wire Line
	5250 1700 5400 1700
Connection ~ 5250 4450
Wire Wire Line
	5150 4450 5350 4450
Wire Wire Line
	5350 4450 5350 1900
Wire Wire Line
	5350 1900 5400 1900
Wire Wire Line
	3850 1950 3850 2050
Wire Wire Line
	4150 5250 4150 5350
Wire Wire Line
	3500 6250 3550 6250
Connection ~ 4650 6250
Wire Wire Line
	4550 6250 4950 6250
Connection ~ 5250 6550
Wire Wire Line
	5150 6550 5250 6550
Wire Wire Line
	5850 5800 5900 5800
Connection ~ 5250 5450
Wire Wire Line
	5250 5450 5350 5450
Wire Wire Line
	5250 4450 5250 6050
Connection ~ 6100 3950
Wire Wire Line
	6100 3950 6100 4250
Connection ~ 5700 4150
Wire Wire Line
	5700 4150 5700 4250
Wire Wire Line
	9300 5100 9000 5100
Wire Wire Line
	9000 5100 9000 4150
Wire Wire Line
	10400 5100 10300 5100
Wire Wire Line
	7550 2450 6350 2450
Wire Wire Line
	6350 2450 6350 3150
Wire Wire Line
	7850 2250 7850 2150
Wire Wire Line
	8000 1950 7850 1950
Wire Wire Line
	7850 1950 7850 1850
Connection ~ 10400 4200
Wire Wire Line
	10400 4200 10300 4200
Connection ~ 10400 3850
Wire Wire Line
	6100 4750 6100 4800
Wire Wire Line
	9200 3950 9200 4200
Wire Wire Line
	9200 4200 9300 4200
Wire Wire Line
	10400 4550 10300 4550
Wire Wire Line
	10400 3850 10300 3850
Wire Wire Line
	9300 4550 9100 4550
Wire Wire Line
	9100 4550 9100 4050
Wire Wire Line
	5900 4800 5900 4750
Wire Wire Line
	6300 4800 6300 4750
Connection ~ 10400 4550
Wire Wire Line
	6350 3150 5150 3150
Wire Wire Line
	7850 2150 8000 2150
Wire Wire Line
	7850 1250 7850 1350
Wire Wire Line
	7850 2750 7850 2650
Connection ~ 10400 5100
Wire Wire Line
	5700 4800 5700 4750
Wire Wire Line
	5900 4050 5900 4250
Connection ~ 5900 4050
Wire Wire Line
	6300 3850 6300 4250
Connection ~ 6300 3850
Wire Wire Line
	5250 5800 5350 5800
Connection ~ 5250 5800
Wire Wire Line
	5750 5450 5950 5450
Wire Wire Line
	5250 6450 5250 6650
Wire Wire Line
	4650 6250 4650 6550
Wire Wire Line
	3950 6250 4050 6250
Wire Wire Line
	3750 5250 3750 5350
Wire Wire Line
	4250 1950 4250 2050
Wire Wire Line
	5400 1800 5300 1800
Wire Wire Line
	5300 1800 5300 3350
Wire Wire Line
	5300 3350 5150 3350
Wire Wire Line
	5400 2050 5400 3150
Connection ~ 5400 3150
Wire Wire Line
	6200 1900 6300 1900
Wire Wire Line
	5150 2850 5700 2850
Wire Wire Line
	6200 2850 10400 2850
Wire Wire Line
	10400 2850 10400 3050
Wire Wire Line
	6700 3450 5150 3450
Wire Wire Line
	6700 3150 6650 3150
Wire Wire Line
	4050 1050 4050 1000
$Comp
L CONNECTOR P1
U 1 1 4A6DCDA3
P 1900 3550
F 0 "P1" H 2250 3650 70  0000 C C
F 1 "Probe signal to CNC control" H 2250 3450 70  0000 C C
	1    1900 3550
	-1   0    0    1   
$EndComp
$Comp
L GND #PWR5
U 1 1 4A6CB940
P 4050 1500
F 0 "#PWR5" H 4050 1500 30  0001 C C
F 1 "GND" H 4050 1430 30  0001 C C
	1    4050 1500
	1    0    0    -1  
$EndComp
$Comp
L +5V #PWR4
U 1 1 4A6CB93A
P 4050 1000
F 0 "#PWR4" H 4050 1090 20  0001 C C
F 1 "+5V" H 4050 1090 30  0000 C C
	1    4050 1000
	1    0    0    -1  
$EndComp
$Comp
L C C2
U 1 1 4A6CB932
P 4050 1250
F 0 "C2" H 4100 1350 50  0000 L C
F 1 "10u" H 4100 1150 50  0000 L C
	1    4050 1250
	1    0    0    -1  
$EndComp
NoConn ~ 2750 3450
NoConn ~ 2750 3350
NoConn ~ 2750 3250
NoConn ~ 2750 3150
NoConn ~ 2750 3050
NoConn ~ 2750 2950
NoConn ~ 2750 2850
NoConn ~ 5150 4350
NoConn ~ 5150 4250
NoConn ~ 8100 3150
$Comp
L +5V #PWR20
U 1 1 4A6CB8A4
P 8150 3450
F 0 "#PWR20" H 8150 3540 20  0001 C C
F 1 "+5V" H 8150 3540 30  0000 C C
	1    8150 3450
	0    1    1    0   
$EndComp
$Comp
L GND #PWR17
U 1 1 4A6CB89E
P 6650 3150
F 0 "#PWR17" H 6650 3150 30  0001 C C
F 1 "GND" H 6650 3080 30  0001 C C
	1    6650 3150
	0    1    1    0   
$EndComp
$Comp
L CRYSTALOSC X1
U 1 1 4A6CB7BB
P 7400 3300
F 0 "X1" H 7400 3000 60  0000 C C
F 1 "16 MHz" H 7400 3300 60  0000 C C
	1    7400 3300
	-1   0    0    1   
$EndComp
NoConn ~ 5150 3550
NoConn ~ 5150 3050
NoConn ~ 5150 2950
$Comp
L GND #PWR15
U 1 1 4A6CB730
P 6300 1900
F 0 "#PWR15" H 6300 1900 30  0001 C C
F 1 "GND" H 6300 1830 30  0001 C C
	1    6300 1900
	0    -1   -1   0   
$EndComp
$Comp
L +5V #PWR14
U 1 1 4A6CB729
P 6250 1700
F 0 "#PWR14" H 6250 1790 20  0001 C C
F 1 "+5V" H 6250 1790 30  0000 C C
	1    6250 1700
	0    1    1    0   
$EndComp
$Comp
L CONN_3X2 P2
U 1 1 4A6CB6BA
P 5800 1850
F 0 "P2" H 5800 2100 50  0000 C C
F 1 "ISP" V 5800 1900 40  0000 C C
	1    5800 1850
	1    0    0    -1  
$EndComp
$Comp
L +5V #PWR7
U 1 1 4A6CB670
P 4250 1950
F 0 "#PWR7" H 4250 2040 20  0001 C C
F 1 "+5V" H 4250 2040 30  0000 C C
	1    4250 1950
	1    0    0    -1  
$EndComp
$Comp
L +5V #PWR3
U 1 1 4A6CB66A
P 3850 1950
F 0 "#PWR3" H 3850 2040 20  0001 C C
F 1 "+5V" H 3850 2040 30  0000 C C
	1    3850 1950
	1    0    0    -1  
$EndComp
NoConn ~ 3650 2050
$Comp
L GND #PWR6
U 1 1 4A6CB653
P 4150 5350
F 0 "#PWR6" H 4150 5350 30  0001 C C
F 1 "GND" H 4150 5280 30  0001 C C
	1    4150 5350
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR2
U 1 1 4A6CB64F
P 3750 5350
F 0 "#PWR2" H 3750 5350 30  0001 C C
F 1 "GND" H 3750 5280 30  0001 C C
	1    3750 5350
	1    0    0    -1  
$EndComp
Text Notes 3850 6700 0    60   ~
Reset delay
$Comp
L +5V #PWR1
U 1 1 4A6CB612
P 3500 6250
F 0 "#PWR1" H 3500 6340 20  0001 C C
F 1 "+5V" H 3500 6340 30  0000 C C
	1    3500 6250
	0    -1   -1   0   
$EndComp
$Comp
L C C1
U 1 1 4A6CB602
P 3750 6250
F 0 "C1" H 3800 6350 50  0000 L C
F 1 "100u" H 3800 6150 50  0000 L C
	1    3750 6250
	0    1    1    0   
$EndComp
$Comp
L R R1
U 1 1 4A6CB5ED
P 4300 6250
F 0 "R1" V 4380 6250 50  0000 C C
F 1 "4.7k" V 4300 6250 50  0000 C C
	1    4300 6250
	0    1    1    0   
$EndComp
$Comp
L GND #PWR8
U 1 1 4A6CB5D9
P 5250 6650
F 0 "#PWR8" H 5250 6650 30  0001 C C
F 1 "GND" H 5250 6580 30  0001 C C
	1    5250 6650
	1    0    0    -1  
$EndComp
$Comp
L R R2
U 1 1 4A6CB5BC
P 4900 6550
F 0 "R2" V 4980 6550 50  0000 C C
F 1 "47k" V 4900 6550 50  0000 C C
	1    4900 6550
	0    1    1    0   
$EndComp
$Comp
L GND #PWR12
U 1 1 4A6CB593
P 5950 5450
F 0 "#PWR12" H 5950 5450 30  0001 C C
F 1 "GND" H 5950 5380 30  0001 C C
	1    5950 5450
	0    -1   -1   0   
$EndComp
$Comp
L +5V #PWR11
U 1 1 4A6CB588
P 5900 5800
F 0 "#PWR11" H 5900 5890 20  0001 C C
F 1 "+5V" H 5900 5890 30  0000 C C
	1    5900 5800
	0    1    1    0   
$EndComp
$Comp
L C C3
U 1 1 4A6CB52C
P 5550 5450
F 0 "C3" H 5600 5550 50  0000 L C
F 1 "47p" H 5600 5350 50  0000 L C
	1    5550 5450
	0    1    1    0   
$EndComp
$Comp
L R R3
U 1 1 4A6CB521
P 5600 5800
F 0 "R3" V 5680 5800 50  0000 C C
F 1 "1k" V 5600 5800 50  0000 C C
	1    5600 5800
	0    1    1    0   
$EndComp
$Comp
L NPN Q1
U 1 1 4A6CB517
P 5150 6250
F 0 "Q1" H 5300 6250 50  0000 C C
F 1 "NPN" H 5052 6400 50  0000 C C
	1    5150 6250
	1    0    0    -1  
$EndComp
$Comp
L +5V #PWR9
U 1 1 4A6CAADE
P 5700 4800
F 0 "#PWR9" H 5700 4890 20  0001 C C
F 1 "+5V" H 5700 4890 30  0000 C C
	1    5700 4800
	-1   0    0    1   
$EndComp
$Comp
L R R4
U 1 1 4A6CAAD7
P 5700 4500
F 0 "R4" V 5780 4500 50  0000 C C
F 1 "4.7k" V 5700 4500 50  0000 C C
	1    5700 4500
	1    0    0    -1  
$EndComp
$Comp
L SPST SW4
U 1 1 4A6CAA78
P 9800 5100
F 0 "SW4" H 9800 5200 70  0000 C C
F 1 "ENABLESW" H 9800 5000 70  0000 C C
	1    9800 5100
	1    0    0    -1  
$EndComp
$Comp
L R R9
U 1 1 4A6CA5B2
P 7850 1600
F 0 "R9" V 7930 1600 50  0000 C C
F 1 "47" V 7850 1600 50  0000 C C
	1    7850 1600
	1    0    0    -1  
$EndComp
$Comp
L +5V #PWR18
U 1 1 4A6CA0F5
P 7850 1250
F 0 "#PWR18" H 7850 1340 20  0001 C C
F 1 "+5V" H 7850 1340 30  0000 C C
	1    7850 1250
	1    0    0    -1  
$EndComp
$Comp
L MOSFET_N Q2
U 1 1 4A6CA08D
P 7750 2450
F 0 "Q2" H 7760 2620 60  0000 R C
F 1 "BS170" H 7760 2300 60  0000 R C
	1    7750 2450
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR19
U 1 1 4A6C8ADE
P 7850 2750
F 0 "#PWR19" H 7850 2750 30  0001 C C
F 1 "GND" H 7850 2680 30  0001 C C
	1    7850 2750
	1    0    0    -1  
$EndComp
$Comp
L SPEAKER SP1
U 1 1 4A6C5C0E
P 8300 2050
F 0 "SP1" H 8200 2300 70  0000 C C
F 1 "SPEAKER" H 8200 1800 70  0000 C C
	1    8300 2050
	1    0    0    -1  
$EndComp
$Comp
L R R6
U 1 1 4A6C571B
P 5950 2850
F 0 "R6" V 6030 2850 50  0000 C C
F 1 "330" V 5950 2850 50  0000 C C
	1    5950 2850
	0    1    1    0   
$EndComp
$Comp
L GND #PWR21
U 1 1 4A6C56F1
P 10400 5350
F 0 "#PWR21" H 10400 5350 30  0001 C C
F 1 "GND" H 10400 5280 30  0001 C C
	1    10400 5350
	1    0    0    -1  
$EndComp
$Comp
L LED D1
U 1 1 4A6C5676
P 10400 3250
F 0 "D1" H 10400 3350 50  0000 C C
F 1 "TRIP LED" H 10400 3150 50  0000 C C
	1    10400 3250
	0    1    1    0   
$EndComp
$Comp
L +5V #PWR10
U 1 1 4A6C557B
P 5900 4800
F 0 "#PWR10" H 5900 4890 20  0001 C C
F 1 "+5V" H 5900 4890 30  0000 C C
	1    5900 4800
	-1   0    0    1   
$EndComp
$Comp
L +5V #PWR13
U 1 1 4A6C5576
P 6100 4800
F 0 "#PWR13" H 6100 4890 20  0001 C C
F 1 "+5V" H 6100 4890 30  0000 C C
	1    6100 4800
	-1   0    0    1   
$EndComp
$Comp
L +5V #PWR16
U 1 1 4A6C556E
P 6300 4800
F 0 "#PWR16" H 6300 4890 20  0001 C C
F 1 "+5V" H 6300 4890 30  0000 C C
	1    6300 4800
	-1   0    0    1   
$EndComp
$Comp
L R R5
U 1 1 4A6C5550
P 5900 4500
F 0 "R5" V 5980 4500 50  0000 C C
F 1 "4.7k" V 5900 4500 50  0000 C C
	1    5900 4500
	1    0    0    -1  
$EndComp
$Comp
L R R7
U 1 1 4A6C5549
P 6100 4500
F 0 "R7" V 6180 4500 50  0000 C C
F 1 "4.7k" V 6100 4500 50  0000 C C
	1    6100 4500
	1    0    0    -1  
$EndComp
$Comp
L R R8
U 1 1 4A6C5541
P 6300 4500
F 0 "R8" V 6380 4500 50  0000 C C
F 1 "4.7k" V 6300 4500 50  0000 C C
	1    6300 4500
	1    0    0    -1  
$EndComp
$Comp
L SPST SW3
U 1 1 4A6C54A8
P 9800 4550
F 0 "SW3" H 9800 4650 70  0000 C C
F 1 "PROBESW 3" H 9800 4450 70  0000 C C
	1    9800 4550
	1    0    0    -1  
$EndComp
$Comp
L SPST SW2
U 1 1 4A6C54A1
P 9800 4200
F 0 "SW2" H 9800 4300 70  0000 C C
F 1 "PROBESW 2" H 9800 4100 70  0000 C C
	1    9800 4200
	1    0    0    -1  
$EndComp
$Comp
L SPST SW1
U 1 1 4A6C5497
P 9800 3850
F 0 "SW1" H 9800 3950 70  0000 C C
F 1 "PROBESW 1" H 9800 3750 70  0000 C C
	1    9800 3850
	1    0    0    -1  
$EndComp
$Comp
L ATMEGA8-16PI I1
U 1 1 4A6C5396
P 3950 3600
F 0 "I1" H 4650 5000 60  0000 C C
F 1 "ATMEGA8-16PI" H 4600 2150 60  0000 C C
	1    3950 3600
	1    0    0    -1  
$EndComp
$EndSCHEMATC
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