kicad/demos/flat_hierarchy/pic_programmer.sch

EESchema Schematic File Version 2
LIBS:flat_hierarchy_schlib
LIBS:flat_hierarchy-cache
EELAYER 25 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 3 3
Title "JDM - COM84 PIC Programmer with 13V DC/DC converter"
Date "Sun 22 Mar 2015"
Rev "2"
Comp "KiCad"
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
Connection ~ 8700 3800
Wire Wire Line
	8700 3800 8700 3600
Wire Wire Line
	6200 1350 6200 1500
Connection ~ 8300 3800
Wire Wire Line
	8300 3800 8300 3700
Wire Wire Line
	7400 4050 7400 4100
Wire Wire Line
	7900 4500 7900 4400
Wire Wire Line
	7600 3400 7400 3400
Wire Wire Line
	7900 3600 7900 3900
Connection ~ 7900 5500
Wire Wire Line
	8100 5500 8100 5550
Wire Wire Line
	7800 5500 8100 5500
Wire Wire Line
	2900 5850 3100 5850
Wire Notes Line
	4600 5150 4600 7700
Wire Notes Line
	4600 5150 600  5150
Wire Notes Line
	600  5150 600  7700
Wire Notes Line
	600  7700 4600 7700
Connection ~ 3600 5850
Wire Wire Line
	1900 5300 1900 5400
Connection ~ 10200 5300
Wire Wire Line
	10200 5250 10200 5350
Connection ~ 9650 5300
Wire Wire Line
	9550 5300 10200 5300
Wire Wire Line
	10200 5950 10200 5850
Wire Wire Line
	9650 5300 9650 5350
Connection ~ 8400 5300
Wire Wire Line
	8400 5350 8400 5300
Wire Wire Line
	8300 5300 8750 5300
Wire Wire Line
	7900 5600 7900 5500
Wire Wire Line
	7900 5300 7800 5300
Wire Wire Line
	8900 1500 9100 1500
Wire Wire Line
	5800 4500 5600 4500
Wire Wire Line
	5400 3150 5800 3150
Connection ~ 6700 1400
Wire Wire Line
	6700 1300 6700 1700
Wire Wire Line
	7900 1000 7900 900 
Wire Wire Line
	7900 1400 7900 1600
Wire Wire Line
	7900 2550 7900 2600
Wire Wire Line
	7900 2100 7900 2150
Wire Wire Line
	2100 4400 3300 4400
Wire Wire Line
	2100 4400 2100 3500
Wire Wire Line
	2100 3500 1700 3500
Wire Wire Line
	2400 3250 3100 3250
Wire Wire Line
	2200 1300 3150 1300
Wire Wire Line
	2200 1300 2200 3600
Wire Wire Line
	2200 3600 1700 3600
Connection ~ 5500 3150
Wire Wire Line
	4600 2200 5500 2200
Wire Wire Line
	5500 2200 5500 3150
Wire Wire Line
	5000 4500 5100 4500
Wire Wire Line
	4850 1200 4750 1200
Wire Wire Line
	4900 3150 4800 3150
Connection ~ 3200 4400
Wire Wire Line
	3200 4500 3200 4400
Wire Wire Line
	3900 4300 3900 4600
Connection ~ 3900 4500
Connection ~ 3000 3250
Wire Wire Line
	3000 3250 3000 3350
Wire Wire Line
	3700 3050 3700 3350
Connection ~ 3700 3250
Wire Wire Line
	3600 3250 3700 3250
Connection ~ 2900 1300
Wire Wire Line
	2900 1400 2900 1300
Wire Wire Line
	3750 1100 3750 1400
Connection ~ 3750 1300
Wire Wire Line
	7400 3300 7400 3550
Connection ~ 7900 3800
Wire Wire Line
	8300 1700 8300 1500
Connection ~ 8300 1500
Wire Wire Line
	6200 950  6200 750 
Wire Wire Line
	6700 700  6700 800 
Wire Wire Line
	9000 1400 9000 1500
Connection ~ 9000 1500
$Comp
L PWR_FLAG #FLG015
U 1 1 48553F47
P 8700 3600
F 0 "#FLG015" H 8700 3870 30  0001 C CNN
F 1 "PWR_FLAG" H 8700 3830 30  0000 C CNN
F 2 "" H 8700 3600 60  0001 C CNN
F 3 "" H 8700 3600 60  0001 C CNN
	1    8700 3600
	1    0    0    -1  
$EndComp
$Comp
L PWR_FLAG #FLG016
U 1 1 48553F27
P 9000 1400
F 0 "#FLG016" H 9000 1670 30  0001 C CNN
F 1 "PWR_FLAG" H 9000 1630 30  0000 C CNN
F 2 "" H 9000 1400 60  0001 C CNN
F 3 "" H 9000 1400 60  0001 C CNN
	1    9000 1400
	1    0    0    -1  
$EndComp
Text GLabel 5800 4500 2    60   Output ~ 0
CLOCK-RB6
Text GLabel 5800 3150 2    60   Output ~ 0
DATA-RB7
Text GLabel 9100 1500 2    60   Output ~ 0
VPP-MCLR
Text GLabel 8900 3800 2    60   Output ~ 0
VCC_PIC
$Comp
L C C9
U 1 1 464AD280
P 6200 1150
F 0 "C9" H 6250 1250 50  0000 L CNN
F 1 "22OnF" H 6250 1050 50  0000 L CNN
F 2 "" H 6200 1150 60  0001 C CNN
F 3 "" H 6200 1150 60  0001 C CNN
	1    6200 1150
	1    0    0    -1  
$EndComp
$Comp
L VCC #PWR017
U 1 1 4639BB04
P 8300 3100
F 0 "#PWR017" H 8300 3200 30  0001 C CNN
F 1 "VCC" H 8300 3200 40  0000 C CNN
F 2 "" H 8300 3100 60  0001 C CNN
F 3 "" H 8300 3100 60  0001 C CNN
	1    8300 3100
	1    0    0    -1  
$EndComp
$Comp
L JUMPER JP1
U 1 1 4639BAF8
P 8300 3400
F 0 "JP1" V 8100 3500 60  0000 C CNN
F 1 "JUMPER" H 8300 3320 40  0000 C CNN
F 2 "" H 8300 3400 60  0001 C CNN
F 3 "" H 8300 3400 60  0001 C CNN
	1    8300 3400
	0    1    1    0   
$EndComp
$Comp
L DIODESCH D11
U 1 1 4639BA28
P 7400 4300
F 0 "D11" V 7350 4500 50  0000 C CNN
F 1 "BAT43" V 7450 4500 50  0000 C CNN
F 2 "" H 7400 4300 60  0001 C CNN
F 3 "" H 7400 4300 60  0001 C CNN
	1    7400 4300
	0    1    1    0   
$EndComp
$Comp
L VCC #PWR018
U 1 1 4639BA17
P 7900 3200
F 0 "#PWR018" H 7900 3300 30  0001 C CNN
F 1 "VCC" H 7900 3300 40  0000 C CNN
F 2 "" H 7900 3200 60  0001 C CNN
F 3 "" H 7900 3200 60  0001 C CNN
	1    7900 3200
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR019
U 1 1 4639B9EB
P 7900 4950
F 0 "#PWR019" H 7900 4950 30  0001 C CNN
F 1 "GND" H 7900 4880 30  0001 C CNN
F 2 "" H 7900 4950 60  0001 C CNN
F 3 "" H 7900 4950 60  0001 C CNN
	1    7900 4950
	1    0    0    -1  
$EndComp
$Comp
L LED D12
U 1 1 4639B9EA
P 7900 4700
F 0 "D12" V 7800 4550 50  0000 C CNN
F 1 "YELLOW-LED" H 7900 4800 50  0000 C CNN
F 2 "" H 7900 4700 60  0001 C CNN
F 3 "" H 7900 4700 60  0001 C CNN
F 4 "YELLOW-LED" H 7900 4900 40  0000 C CNN "Champ4"
	1    7900 4700
	0    1    1    0   
$EndComp
$Comp
L R R21
U 1 1 4639B9E9
P 7900 4150
F 0 "R21" H 7800 4350 50  0000 C CNN
F 1 "470" V 7900 4150 50  0000 C CNN
F 2 "" H 7900 4150 60  0001 C CNN
F 3 "" H 7900 4150 60  0001 C CNN
	1    7900 4150
	1    0    0    -1  
$EndComp
$Comp
L R R20
U 1 1 4639B9B3
P 7400 3050
F 0 "R20" H 7300 3250 50  0000 C CNN
F 1 "2.2K" V 7400 3050 50  0000 C CNN
F 2 "" H 7400 3050 60  0001 C CNN
F 3 "" H 7400 3050 60  0001 C CNN
	1    7400 3050
	1    0    0    -1  
$EndComp
$Comp
L R R19
U 1 1 4639B9B0
P 7400 3800
F 0 "R19" H 7500 3600 50  0000 C CNN
F 1 "2.2K" V 7400 3800 50  0000 C CNN
F 2 "" H 7400 3800 60  0001 C CNN
F 3 "" H 7400 3800 60  0001 C CNN
	1    7400 3800
	-1   0    0    1   
$EndComp
$Comp
L PNP Q3
U 1 1 4639B996
P 7800 3400
F 0 "Q3" H 7700 3150 50  0000 C CNN
F 1 "BC307" H 7700 3250 50  0000 C CNN
F 2 "" H 7800 3400 60  0001 C CNN
F 3 "" H 7800 3400 60  0001 C CNN
	1    7800 3400
	1    0    0    1   
$EndComp
$Comp
L VCC #PWR020
U 1 1 4638AB33
P 7400 2750
F 0 "#PWR020" H 7400 2850 30  0001 C CNN
F 1 "VCC" H 7400 2850 40  0000 C CNN
F 2 "" H 7400 2750 60  0001 C CNN
F 3 "" H 7400 2750 60  0001 C CNN
	1    7400 2750
	1    0    0    -1  
$EndComp
Text Notes 2600 6900 0    50   ~ 0
ADJUST for VPP = 13V
$Comp
L POT RV1
U 1 1 443D0101
P 3600 6750
F 0 "RV1" V 3750 6900 50  0000 C CNN
F 1 "1K" H 3600 6750 50  0000 C CNN
F 2 "" H 3600 6750 60  0001 C CNN
F 3 "" H 3600 6750 60  0001 C CNN
	1    3600 6750
	0    -1   -1   0   
$EndComp
$Comp
L R R18
U 1 1 44369638
P 8650 1500
F 0 "R18" V 8730 1500 50  0000 C CNN
F 1 "220" V 8650 1500 50  0000 C CNN
F 2 "" H 8650 1500 60  0001 C CNN
F 3 "" H 8650 1500 60  0001 C CNN
	1    8650 1500
	0    -1   -1   0   
$EndComp
$Comp
L GND #PWR021
U 1 1 442AABC2
P 7900 2600
F 0 "#PWR021" H 7900 2600 30  0001 C CNN
F 1 "GND" H 7900 2530 30  0001 C CNN
F 2 "" H 7900 2600 60  0001 C CNN
F 3 "" H 7900 2600 60  0001 C CNN
	1    7900 2600
	1    0    0    -1  
$EndComp
$Comp
L PWR_FLAG #FLG022
U 1 1 442A8330
P 8100 5550
F 0 "#FLG022" H 8100 5820 30  0001 C CNN
F 1 "PWR_FLAG" H 8100 5780 30  0000 C CNN
F 2 "" H 8100 5550 60  0001 C CNN
F 3 "" H 8100 5550 60  0001 C CNN
	1    8100 5550
	-1   0    0    1   
$EndComp
Text Label 1850 3800 0    60   ~ 0
DTR
Text Label 1850 3700 0    60   ~ 0
CTS
Text Label 1850 3600 0    60   ~ 0
TXD
Text Label 1850 3500 0    60   ~ 0
RTS
Text Notes 7300 5150 0    60   ~ 0
8 to 15V
NoConn ~ 900  5850
$Comp
L DIODESCH D10
U 1 1 442A6026
P 3300 5850
F 0 "D10" H 3300 5950 40  0000 C CNN
F 1 "SCHOTTKY" H 3300 5750 40  0000 C CNN
F 2 "" H 3300 5850 60  0001 C CNN
F 3 "" H 3300 5850 60  0001 C CNN
	1    3300 5850
	1    0    0    -1  
$EndComp
$Comp
L R R10
U 1 1 442A5F83
P 2150 7200
F 0 "R10" V 2230 7200 50  0000 C CNN
F 1 "5.1K" V 2150 7200 50  0000 C CNN
F 2 "" H 2150 7200 60  0001 C CNN
F 3 "" H 2150 7200 60  0001 C CNN
	1    2150 7200
	0    1    -1   0   
$EndComp
$Comp
L C C4
U 1 1 442A5F61
P 1900 7450
F 0 "C4" V 2050 7450 50  0000 C CNN
F 1 "0" V 1750 7450 50  0000 C CNN
F 2 "" H 1900 7450 60  0001 C CNN
F 3 "" H 1900 7450 60  0001 C CNN
	1    1900 7450
	0    1    -1   0   
$EndComp
$Comp
L LT1373 U4
U 1 1 442A5E20
P 1900 6100
F 0 "U4" H 2500 6600 60  0000 C CNN
F 1 "LT1373" H 1400 6600 60  0000 C CNN
F 2 "" H 1900 6100 60  0001 C CNN
F 3 "" H 1900 6100 60  0001 C CNN
	1    1900 6100
	1    0    0    -1  
$EndComp
Text Notes 900  5350 0    60   ~ 0
VPP (13V) power
$Comp
L R R16
U 1 1 442A58DC
P 3600 6200
F 0 "R16" H 3750 6050 50  0000 C CNN
F 1 "62K" V 3600 6200 50  0000 C CNN
F 2 "" H 3600 6200 60  0001 C CNN
F 3 "" H 3600 6200 60  0001 C CNN
	1    3600 6200
	-1   0    0    1   
$EndComp
$Comp
L R R15
U 1 1 442A58D7
P 3600 7300
F 0 "R15" H 3450 7450 50  0000 C CNN
F 1 "6.2K" V 3600 7300 50  0000 C CNN
F 2 "" H 3600 7300 60  0001 C CNN
F 3 "" H 3600 7300 60  0001 C CNN
	1    3600 7300
	1    0    0    -1  
$EndComp
NoConn ~ 900  6350
$Comp
L C C5
U 1 1 442A58B1
P 1650 7200
F 0 "C5" V 1800 7200 50  0000 C CNN
F 1 "10nF" V 1500 7200 50  0000 C CNN
F 2 "" H 1650 7200 60  0001 C CNN
F 3 "" H 1650 7200 60  0001 C CNN
	1    1650 7200
	0    1    -1   0   
$EndComp
$Comp
L PWR_FLAG #FLG023
U 1 1 442A5893
P 3700 5800
F 0 "#FLG023" H 3700 6070 30  0001 C CNN
F 1 "PWR_FLAG" H 3700 6030 30  0000 C CNN
F 2 "" H 3700 5800 60  0001 C CNN
F 3 "" H 3700 5800 60  0001 C CNN
	1    3700 5800
	1    0    0    -1  
$EndComp
$Comp
L CP C3
U 1 1 442A584C
P 3950 6200
F 0 "C3" H 4100 6250 50  0000 L CNN
F 1 "22uF/25V" H 4100 6150 50  0000 L CNN
F 2 "" H 3950 6200 60  0001 C CNN
F 3 "" H 3950 6200 60  0001 C CNN
	1    3950 6200
	1    0    0    -1  
$EndComp
$Comp
L VPP #PWR34
U 1 1 442A5846
P 3950 5800
F 0 "#PWR34" H 3950 6000 40  0001 C CNN
F 1 "VPP" H 3950 5950 40  0000 C CNN
F 2 "" H 3950 5800 60  0001 C CNN
F 3 "" H 3950 5800 60  0001 C CNN
	1    3950 5800
	1    0    0    -1  
$EndComp
$Comp
L VCC #PWR024
U 1 1 442A57CB
P 1900 5300
F 0 "#PWR024" H 1900 5400 30  0001 C CNN
F 1 "VCC" H 1900 5400 30  0000 C CNN
F 2 "" H 1900 5300 60  0001 C CNN
F 3 "" H 1900 5300 60  0001 C CNN
	1    1900 5300
	1    0    0    -1  
$EndComp
$Comp
L INDUCTOR L1
U 1 1 442A57BE
P 2550 5350
F 0 "L1" V 2500 5350 40  0000 C CNN
F 1 "22uH" V 2650 5350 40  0000 C CNN
F 2 "" H 2550 5350 60  0001 C CNN
F 3 "" H 2550 5350 60  0001 C CNN
	1    2550 5350
	0    1    -1   0   
$EndComp
NoConn ~ 1700 3900
NoConn ~ 1700 3400
NoConn ~ 1700 3300
NoConn ~ 1700 3200
$Comp
L GND #PWR025
U 1 1 442A50C2
P 8300 2300
F 0 "#PWR025" H 8300 2300 30  0001 C CNN
F 1 "GND" H 8300 2230 30  0001 C CNN
F 2 "" H 8300 2300 60  0001 C CNN
F 3 "" H 8300 2300 60  0001 C CNN
	1    8300 2300
	1    0    0    -1  
$EndComp
$Comp
L R R17
U 1 1 442A50BF
P 8300 1950
F 0 "R17" H 8200 2150 50  0000 C CNN
F 1 "22K" V 8300 1950 50  0000 C CNN
F 2 "" H 8300 1950 60  0001 C CNN
F 3 "" H 8300 1950 60  0001 C CNN
	1    8300 1950
	1    0    0    -1  
$EndComp
$Comp
L VCC #PWR026
U 1 1 442A50B3
P 10200 5250
F 0 "#PWR026" H 10200 5350 30  0001 C CNN
F 1 "VCC" H 10200 5350 40  0000 C CNN
F 2 "" H 10200 5250 60  0001 C CNN
F 3 "" H 10200 5250 60  0001 C CNN
	1    10200 5250
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR027
U 1 1 442A5095
P 10200 6350
F 0 "#PWR027" H 10200 6350 30  0001 C CNN
F 1 "GND" H 10200 6280 30  0001 C CNN
F 2 "" H 10200 6350 60  0001 C CNN
F 3 "" H 10200 6350 60  0001 C CNN
	1    10200 6350
	1    0    0    -1  
$EndComp
$Comp
L LED D9
U 1 1 442A5084
P 10200 6150
F 0 "D9" V 10100 6000 50  0000 C CNN
F 1 "GREEN-LED" H 10200 6250 50  0000 C CNN
F 2 "" H 10200 6150 60  0001 C CNN
F 3 "" H 10200 6150 60  0001 C CNN
F 4 "GREEN LED" H 10200 6350 40  0000 C CNN "Champ4"
	1    10200 6150
	0    1    1    0   
$EndComp
$Comp
L R R14
U 1 1 442A5083
P 10200 5600
F 0 "R14" H 10100 5800 50  0000 C CNN
F 1 "470" V 10200 5600 50  0000 C CNN
F 2 "" H 10200 5600 60  0001 C CNN
F 3 "" H 10200 5600 60  0001 C CNN
	1    10200 5600
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR028
U 1 1 442A5057
P 9650 5800
F 0 "#PWR028" H 9650 5800 30  0001 C CNN
F 1 "GND" H 9650 5730 30  0001 C CNN
F 2 "" H 9650 5800 60  0001 C CNN
F 3 "" H 9650 5800 60  0001 C CNN
	1    9650 5800
	1    0    0    -1  
$EndComp
$Comp
L CP C1
U 1 1 442A5056
P 9650 5550
F 0 "C1" H 9800 5600 50  0000 L CNN
F 1 "100uF" H 9800 5500 50  0000 L CNN
F 2 "" H 9650 5550 60  0001 C CNN
F 3 "" H 9650 5550 60  0001 C CNN
	1    9650 5550
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR029
U 1 1 442A5050
P 9150 5650
F 0 "#PWR029" H 9150 5650 30  0001 C CNN
F 1 "GND" H 9150 5580 30  0001 C CNN
F 2 "" H 9150 5650 60  0001 C CNN
F 3 "" H 9150 5650 60  0001 C CNN
	1    9150 5650
	1    0    0    -1  
$EndComp
$Comp
L 7805 U3
U 1 1 442A504A
P 9150 5350
F 0 "U3" H 9150 5650 60  0000 C CNN
F 1 "7805" H 9150 5550 60  0000 C CNN
F 2 "" H 9150 5350 60  0001 C CNN
F 3 "" H 9150 5350 60  0001 C CNN
	1    9150 5350
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR030
U 1 1 442A5023
P 8400 5800
F 0 "#PWR030" H 8400 5800 30  0001 C CNN
F 1 "GND" H 8400 5730 30  0001 C CNN
F 2 "" H 8400 5800 60  0001 C CNN
F 3 "" H 8400 5800 60  0001 C CNN
	1    8400 5800
	1    0    0    -1  
$EndComp
$Comp
L CP C2
U 1 1 442A501D
P 8400 5550
F 0 "C2" H 8550 5600 50  0000 L CNN
F 1 "220uF" H 8550 5500 50  0000 L CNN
F 2 "" H 8400 5550 60  0001 C CNN
F 3 "" H 8400 5550 60  0001 C CNN
	1    8400 5550
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR031
U 1 1 442A500F
P 7900 5600
F 0 "#PWR031" H 7900 5600 30  0001 C CNN
F 1 "GND" H 7900 5530 30  0001 C CNN
F 2 "" H 7900 5600 60  0001 C CNN
F 3 "" H 7900 5600 60  0001 C CNN
	1    7900 5600
	1    0    0    -1  
$EndComp
$Comp
L DIODE D1
U 1 1 442A500B
P 8100 5300
F 0 "D1" H 8100 5400 50  0000 C CNN
F 1 "1N4004" H 8100 5200 50  0000 C CNN
F 2 "" H 8100 5300 60  0001 C CNN
F 3 "" H 8100 5300 60  0001 C CNN
	1    8100 5300
	1    0    0    -1  
$EndComp
$Comp
L CONN_2 P1
U 1 1 442A4FE7
P 7450 5400
F 0 "P1" V 7400 5400 40  0000 C CNN
F 1 "CONN_2" V 7500 5400 40  0000 C CNN
F 2 "" H 7450 5400 60  0001 C CNN
F 3 "" H 7450 5400 60  0001 C CNN
	1    7450 5400
	-1   0    0    1   
$EndComp
$Comp
L LED D8
U 1 1 442A4F5D
P 7900 2350
F 0 "D8" V 7800 2200 50  0000 C CNN
F 1 "RED-LED" H 7900 2450 50  0000 C CNN
F 2 "" H 7900 2350 60  0001 C CNN
F 3 "" H 7900 2350 60  0001 C CNN
F 4 "Low Current Led" V 8250 2350 40  0000 C CNN "Champ4"
F 5 "RED LED" H 7900 2550 40  0000 C CNN "Champ5"
	1    7900 2350
	0    1    1    0   
$EndComp
$Comp
L R R9
U 1 1 442A4F52
P 7900 1850
F 0 "R9" H 7800 2050 50  0000 C CNN
F 1 "2.2K" V 7900 1850 50  0000 C CNN
F 2 "" H 7900 1850 60  0001 C CNN
F 3 "" H 7900 1850 60  0001 C CNN
	1    7900 1850
	1    0    0    -1  
$EndComp
$Comp
L VPP #PWR23
U 1 1 442A4F48
P 7900 900
F 0 "#PWR23" H 7900 1100 40  0001 C CNN
F 1 "VPP" H 7900 1050 40  0000 C CNN
F 2 "" H 7900 900 60  0001 C CNN
F 3 "" H 7900 900 60  0001 C CNN
	1    7900 900 
	1    0    0    -1  
$EndComp
$Comp
L VPP #PWR22
U 1 1 442A4F44
P 6700 700
F 0 "#PWR22" H 6700 900 40  0001 C CNN
F 1 "VPP" H 6700 850 40  0000 C CNN
F 2 "" H 6700 700 60  0001 C CNN
F 3 "" H 6700 700 60  0001 C CNN
	1    6700 700 
	1    0    0    -1  
$EndComp
$Comp
L PNP Q2
U 1 1 442A4F30
P 7800 1200
F 0 "Q2" H 7700 900 50  0000 C CNN
F 1 "BC307" H 7700 1000 50  0000 C CNN
F 2 "" H 7800 1200 60  0001 C CNN
F 3 "" H 7800 1200 60  0001 C CNN
	1    7800 1200
	1    0    0    1   
$EndComp
$Comp
L R R7
U 1 1 442A4F2A
P 6700 1050
F 0 "R7" H 6600 1200 50  0000 C CNN
F 1 "10K" V 6700 1050 50  0000 C CNN
F 2 "" H 6700 1050 60  0001 C CNN
F 3 "" H 6700 1050 60  0001 C CNN
	1    6700 1050
	1    0    0    -1  
$EndComp
$Comp
L R R11
U 1 1 442A4F23
P 6700 1950
F 0 "R11" H 6800 1750 50  0000 C CNN
F 1 "22K" V 6700 1950 50  0000 C CNN
F 2 "" H 6700 1950 60  0001 C CNN
F 3 "" H 6700 1950 60  0001 C CNN
	1    6700 1950
	-1   0    0    1   
$EndComp
$Comp
L GND #PWR032
U 1 1 442A4F1C
P 6700 2850
F 0 "#PWR032" H 6700 2850 30  0001 C CNN
F 1 "GND" H 6700 2780 30  0001 C CNN
F 2 "" H 6700 2850 60  0001 C CNN
F 3 "" H 6700 2850 60  0001 C CNN
	1    6700 2850
	1    0    0    -1  
$EndComp
Text Label 2500 1300 0    60   ~ 0
VPP_ON
$Comp
L NPN Q1
U 1 1 442A4EB9
P 6600 2600
F 0 "Q1" H 6500 2850 50  0000 C CNN
F 1 "BC237" H 6502 2750 50  0000 C CNN
F 2 "" H 6600 2600 60  0001 C CNN
F 3 "" H 6600 2600 60  0001 C CNN
	1    6600 2600
	1    0    0    -1  
$EndComp
Text Label 2350 4400 0    60   ~ 0
PC-CLOCK-OUT
$Comp
L GND #PWR033
U 1 1 442A4E06
P 1700 4050
F 0 "#PWR033" H 1700 4050 30  0001 C CNN
F 1 "GND" H 1700 3980 30  0001 C CNN
F 2 "" H 1700 4050 60  0001 C CNN
F 3 "" H 1700 4050 60  0001 C CNN
	1    1700 4050
	1    0    0    -1  
$EndComp
Text Label 2500 2200 0    60   ~ 0
PC-DATA-IN
Text Label 2400 3250 0    60   ~ 0
PC-DATA-OUT
$Comp
L GND #PWR034
U 1 1 442A4DB3
P 2900 2000
F 0 "#PWR034" H 2900 2000 30  0001 C CNN
F 1 "GND" H 2900 1930 30  0001 C CNN
F 2 "" H 2900 2000 60  0001 C CNN
F 3 "" H 2900 2000 60  0001 C CNN
	1    2900 2000
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR035
U 1 1 442A4DAE
P 3200 5050
F 0 "#PWR035" H 3200 5050 30  0001 C CNN
F 1 "GND" H 3200 4980 30  0001 C CNN
F 2 "" H 3200 5050 60  0001 C CNN
F 3 "" H 3200 5050 60  0001 C CNN
	1    3200 5050
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR036
U 1 1 442A4DAB
P 3000 3900
F 0 "#PWR036" H 3000 3900 30  0001 C CNN
F 1 "GND" H 3000 3830 30  0001 C CNN
F 2 "" H 3000 3900 60  0001 C CNN
F 3 "" H 3000 3900 60  0001 C CNN
	1    3000 3900
	1    0    0    -1  
$EndComp
$Comp
L R R8
U 1 1 442A4D92
P 5100 1200
F 0 "R8" V 5180 1200 50  0000 C CNN
F 1 "1K" V 5100 1200 50  0000 C CNN
F 2 "" H 5100 1200 60  0001 C CNN
F 3 "" H 5100 1200 60  0001 C CNN
	1    5100 1200
	0    -1   -1   0   
$EndComp
$Comp
L R R13
U 1 1 442A4D8D
P 5350 4500
F 0 "R13" V 5450 4500 50  0000 C CNN
F 1 "470" V 5350 4500 50  0000 C CNN
F 2 "" H 5350 4500 60  0001 C CNN
F 3 "" H 5350 4500 60  0001 C CNN
	1    5350 4500
	0    -1   -1   0   
$EndComp
$Comp
L R R12
U 1 1 442A4D85
P 5150 3150
F 0 "R12" V 5230 3150 50  0000 C CNN
F 1 "470" V 5150 3150 50  0000 C CNN
F 2 "" H 5150 3150 60  0001 C CNN
F 3 "" H 5150 3150 60  0001 C CNN
	1    5150 3150
	0    -1   -1   0   
$EndComp
$Comp
L GND #PWR037
U 1 1 442A4D75
P 4150 2550
F 0 "#PWR037" H 4150 2550 30  0001 C CNN
F 1 "GND" H 4150 2480 30  0001 C CNN
F 2 "" H 4150 2550 60  0001 C CNN
F 3 "" H 4150 2550 60  0001 C CNN
	1    4150 2550
	1    0    0    -1  
$EndComp
$Comp
L 74LS125 U2
U 4 1 442A4D6B
P 4150 2200
F 0 "U2" H 4150 2500 50  0000 C BNN
F 1 "74HC125" H 4150 2450 50  0000 C TNN
F 2 "" H 4150 2200 60  0001 C CNN
F 3 "" H 4150 2200 60  0001 C CNN
	4    4150 2200
	-1   0    0    -1  
$EndComp
$Comp
L VCC #PWR038
U 1 1 442A4D68
P 3900 3900
F 0 "#PWR038" H 3900 4000 30  0001 C CNN
F 1 "VCC" H 3900 4000 40  0000 C CNN
F 2 "" H 3900 3900 60  0001 C CNN
F 3 "" H 3900 3900 60  0001 C CNN
	1    3900 3900
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR039
U 1 1 442A4D67
P 3900 5050
F 0 "#PWR039" H 3900 5050 30  0001 C CNN
F 1 "GND" H 3900 4980 30  0001 C CNN
F 2 "" H 3900 5050 60  0001 C CNN
F 3 "" H 3900 5050 60  0001 C CNN
	1    3900 5050
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR040
U 1 1 442A4D66
P 4550 4850
F 0 "#PWR040" H 4550 4850 30  0001 C CNN
F 1 "GND" H 4550 4780 30  0001 C CNN
F 2 "" H 4550 4850 60  0001 C CNN
F 3 "" H 4550 4850 60  0001 C CNN
	1    4550 4850
	1    0    0    -1  
$EndComp
$Comp
L DIODESCH D7
U 1 1 442A4D65
P 3900 4800
F 0 "D7" V 3950 4600 50  0000 C CNN
F 1 "BAT43" V 3850 4600 50  0000 C CNN
F 2 "" H 3900 4800 60  0001 C CNN
F 3 "" H 3900 4800 60  0001 C CNN
	1    3900 4800
	0    -1   -1   0   
$EndComp
$Comp
L DIODESCH D6
U 1 1 442A4D64
P 3900 4100
F 0 "D6" V 3950 3900 50  0000 C CNN
F 1 "BAT43" V 3850 3900 50  0000 C CNN
F 2 "" H 3900 4100 60  0001 C CNN
F 3 "" H 3900 4100 60  0001 C CNN
	1    3900 4100
	0    -1   -1   0   
$EndComp
$Comp
L R R6
U 1 1 442A4D63
P 3200 4750
F 0 "R6" H 3100 4950 50  0000 C CNN
F 1 "10K" V 3200 4750 50  0000 C CNN
F 2 "" H 3200 4750 60  0001 C CNN
F 3 "" H 3200 4750 60  0001 C CNN
	1    3200 4750
	1    0    0    -1  
$EndComp
$Comp
L R R5
U 1 1 442A4D62
P 3550 4400
F 0 "R5" V 3630 4400 50  0000 C CNN
F 1 "10K" V 3550 4400 50  0000 C CNN
F 2 "" H 3550 4400 60  0001 C CNN
F 3 "" H 3550 4400 60  0001 C CNN
	1    3550 4400
	0    -1   -1   0   
$EndComp
$Comp
L 74LS125 U2
U 3 1 442A4D61
P 4550 4500
F 0 "U2" H 4550 4750 50  0000 C BNN
F 1 "74HC125" H 4550 4700 50  0000 C TNN
F 2 "" H 4550 4500 60  0001 C CNN
F 3 "" H 4550 4500 60  0001 C CNN
	3    4550 4500
	1    0    0    -1  
$EndComp
$Comp
L VCC #PWR041
U 1 1 442A4D60
P 3700 2600
F 0 "#PWR041" H 3700 2700 30  0001 C CNN
F 1 "VCC" H 3700 2700 40  0000 C CNN
F 2 "" H 3700 2600 60  0001 C CNN
F 3 "" H 3700 2600 60  0001 C CNN
	1    3700 2600
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR042
U 1 1 442A4D5F
P 3700 3800
F 0 "#PWR042" H 3700 3800 30  0001 C CNN
F 1 "GND" H 3700 3730 30  0001 C CNN
F 2 "" H 3700 3800 60  0001 C CNN
F 3 "" H 3700 3800 60  0001 C CNN
	1    3700 3800
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR043
U 1 1 442A4D5E
P 4350 3500
F 0 "#PWR043" H 4350 3500 30  0001 C CNN
F 1 "GND" H 4350 3430 30  0001 C CNN
F 2 "" H 4350 3500 60  0001 C CNN
F 3 "" H 4350 3500 60  0001 C CNN
	1    4350 3500
	1    0    0    -1  
$EndComp
$Comp
L DIODESCH D5
U 1 1 442A4D5D
P 3700 3550
F 0 "D5" V 3750 3350 50  0000 C CNN
F 1 "BAT43" V 3650 3350 50  0000 C CNN
F 2 "" H 3700 3550 60  0001 C CNN
F 3 "" H 3700 3550 60  0001 C CNN
	1    3700 3550
	0    -1   -1   0   
$EndComp
$Comp
L DIODESCH D4
U 1 1 442A4D5C
P 3700 2850
F 0 "D4" V 3750 2650 50  0000 C CNN
F 1 "BAT43" V 3650 2650 50  0000 C CNN
F 2 "" H 3700 2850 60  0001 C CNN
F 3 "" H 3700 2850 60  0001 C CNN
	1    3700 2850
	0    -1   -1   0   
$EndComp
$Comp
L R R4
U 1 1 442A4D5B
P 3000 3600
F 0 "R4" V 3080 3600 50  0000 C CNN
F 1 "10K" V 3000 3600 50  0000 C CNN
F 2 "" H 3000 3600 60  0001 C CNN
F 3 "" H 3000 3600 60  0001 C CNN
	1    3000 3600
	1    0    0    -1  
$EndComp
$Comp
L R R3
U 1 1 442A4D5A
P 3350 3250
F 0 "R3" V 3430 3250 50  0000 C CNN
F 1 "10K" V 3350 3250 50  0000 C CNN
F 2 "" H 3350 3250 60  0001 C CNN
F 3 "" H 3350 3250 60  0001 C CNN
	1    3350 3250
	0    -1   -1   0   
$EndComp
$Comp
L 74LS125 U2
U 2 1 442A4D59
P 4350 3150
F 0 "U2" H 4350 3400 50  0000 C BNN
F 1 "74HC125" H 4350 3350 50  0000 C TNN
F 2 "" H 4350 3150 60  0001 C CNN
F 3 "" H 4350 3150 60  0001 C CNN
	2    4350 3150
	1    0    0    -1  
$EndComp
$Comp
L VCC #PWR044
U 1 1 442A4D41
P 3750 700
F 0 "#PWR044" H 3750 800 30  0001 C CNN
F 1 "VCC" H 3750 800 40  0000 C CNN
F 2 "" H 3750 700 60  0001 C CNN
F 3 "" H 3750 700 60  0001 C CNN
	1    3750 700 
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR045
U 1 1 442A4D3B
P 3750 1800
F 0 "#PWR045" H 3750 1800 30  0001 C CNN
F 1 "GND" H 3750 1730 30  0001 C CNN
F 2 "" H 3750 1800 60  0001 C CNN
F 3 "" H 3750 1800 60  0001 C CNN
	1    3750 1800
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR046
U 1 1 442A4D38
P 4300 1550
F 0 "#PWR046" H 4300 1550 30  0001 C CNN
F 1 "GND" H 4300 1480 30  0001 C CNN
F 2 "" H 4300 1550 60  0001 C CNN
F 3 "" H 4300 1550 60  0001 C CNN
	1    4300 1550
	1    0    0    -1  
$EndComp
$Comp
L DIODESCH D3
U 1 1 442A4D25
P 3750 1600
F 0 "D3" V 3800 1400 50  0000 C CNN
F 1 "BAT43" V 3700 1400 50  0000 C CNN
F 2 "" H 3750 1600 60  0001 C CNN
F 3 "" H 3750 1600 60  0001 C CNN
	1    3750 1600
	0    -1   -1   0   
$EndComp
$Comp
L DIODESCH D2
U 1 1 442A4D1B
P 3750 900
F 0 "D2" V 3800 700 50  0000 C CNN
F 1 "BAT43" V 3700 700 50  0000 C CNN
F 2 "" H 3750 900 60  0001 C CNN
F 3 "" H 3750 900 60  0001 C CNN
	1    3750 900 
	0    -1   -1   0   
$EndComp
$Comp
L R R2
U 1 1 442A4CFB
P 2900 1650
F 0 "R2" H 2800 1850 50  0000 C CNN
F 1 "10K" V 2900 1650 50  0000 C CNN
F 2 "" H 2900 1650 60  0001 C CNN
F 3 "" H 2900 1650 60  0001 C CNN
	1    2900 1650
	1    0    0    -1  
$EndComp
$Comp
L R R1
U 1 1 442A4CF4
P 3400 1300
F 0 "R1" V 3480 1300 50  0000 C CNN
F 1 "10K" V 3400 1300 50  0000 C CNN
F 2 "" H 3400 1300 60  0001 C CNN
F 3 "" H 3400 1300 60  0001 C CNN
	1    3400 1300
	0    -1   -1   0   
$EndComp
$Comp
L 74LS125 U2
U 1 1 442A4CC8
P 4300 1200
F 0 "U2" H 4300 1500 50  0000 C BNN
F 1 "74HC125" H 4300 1450 50  0000 C TNN
F 2 "" H 4300 1200 60  0001 C CNN
F 3 "" H 4300 1200 60  0001 C CNN
	1    4300 1200
	1    0    0    -1  
$EndComp
$Comp
L DB9 J1
U 1 1 442A4C93
P 1250 3600
F 0 "J1" H 1250 3000 70  0000 C CNN
F 1 "DB9-FEMAL" H 1250 4200 70  0000 C CNN
F 2 "" H 1250 3600 60  0001 C CNN
F 3 "" H 1250 3600 60  0001 C CNN
	1    1250 3600
	-1   0    0    1   
$EndComp
Wire Wire Line
	1700 4050 1700 4000
Wire Wire Line
	2900 2000 2900 1900
Wire Wire Line
	3200 5050 3200 5000
Connection ~ 3900 4400
Wire Wire Line
	3900 5050 3900 5000
Wire Wire Line
	4550 4850 4550 4800
Wire Wire Line
	3000 3850 3000 3900
Wire Wire Line
	3900 3150 3700 3150
Connection ~ 3700 3150
Wire Wire Line
	3700 2600 3700 2650
Wire Wire Line
	3700 3800 3700 3750
Wire Wire Line
	4350 3450 4350 3500
Wire Wire Line
	4150 2550 4150 2500
Wire Wire Line
	6700 2200 6700 2400
Wire Wire Line
	6700 2300 7100 2300
Connection ~ 6700 2300
Wire Wire Line
	4300 1550 4300 1500
Wire Wire Line
	3750 1200 3850 1200
Connection ~ 3750 1200
Wire Wire Line
	3750 1300 3650 1300
Wire Wire Line
	7900 1500 8400 1500
Connection ~ 7900 1500
Wire Wire Line
	7400 2750 7400 2800
Wire Wire Line
	7900 3800 8900 3800
Connection ~ 7400 3400
Wire Wire Line
	7400 4500 7400 4600
Wire Wire Line
	7400 4600 7100 4600
Wire Wire Line
	7100 4600 7100 2300
Wire Wire Line
	8300 2300 8300 2200
Wire Wire Line
	6200 750  6700 750 
Connection ~ 6700 750 
Wire Wire Line
	6200 1500 6700 1500
Connection ~ 6700 1500
Wire Wire Line
	6700 2850 6700 2800
Wire Wire Line
	7900 4900 7900 4950
Wire Wire Line
	8400 5800 8400 5750
Wire Wire Line
	9650 5750 9650 5800
Wire Wire Line
	9150 5650 9150 5600
Wire Wire Line
	1850 7200 1900 7200
Wire Wire Line
	2450 7450 2100 7450
Wire Wire Line
	2450 6800 2450 7450
Wire Wire Line
	2450 7200 2400 7200
Wire Wire Line
	1400 7450 1700 7450
Wire Wire Line
	1400 6950 1400 7500
Wire Wire Line
	1400 7200 1450 7200
Wire Wire Line
	2150 6800 2450 6800
Connection ~ 2450 7200
Wire Wire Line
	1750 6800 1750 6950
Wire Wire Line
	1750 6950 1400 6950
Connection ~ 1400 7200
$Comp
L GND #PWR047
U 1 1 5510C3A9
P 1600 6850
F 0 "#PWR047" H 1600 6850 30  0001 C CNN
F 1 "GND" H 1600 6780 30  0001 C CNN
F 2 "" H 1600 6850 60  0000 C CNN
F 3 "" H 1600 6850 60  0000 C CNN
	1    1600 6850
	1    0    0    -1  
$EndComp
Wire Wire Line
	1600 6850 1600 6800
$Comp
L GND #PWR048
U 1 1 5510C540
P 1400 7500
F 0 "#PWR048" H 1400 7500 30  0001 C CNN
F 1 "GND" H 1400 7430 30  0001 C CNN
F 2 "" H 1400 7500 60  0000 C CNN
F 3 "" H 1400 7500 60  0000 C CNN
	1    1400 7500
	1    0    0    -1  
$EndComp
Connection ~ 1400 7450
Wire Wire Line
	1900 5350 2250 5350
Connection ~ 1900 5350
Wire Wire Line
	2850 5350 3000 5350
Connection ~ 3000 5850
Wire Wire Line
	3000 5350 3000 5850
Wire Wire Line
	3600 6450 3600 6500
Wire Wire Line
	3600 7000 3600 7050
Wire Wire Line
	3600 5850 3600 5950
Wire Wire Line
	2900 6350 3000 6350
Wire Wire Line
	3000 6350 3000 6750
Wire Wire Line
	3000 6750 3450 6750
$Comp
L GND #PWR049
U 1 1 5510EE04
P 3600 7600
F 0 "#PWR049" H 3600 7600 30  0001 C CNN
F 1 "GND" H 3600 7530 30  0001 C CNN
F 2 "" H 3600 7600 60  0001 C CNN
F 3 "" H 3600 7600 60  0001 C CNN
	1    3600 7600
	1    0    0    -1  
$EndComp
Wire Wire Line
	3600 7600 3600 7550
Wire Wire Line
	3950 5800 3950 6000
Connection ~ 3950 5850
Wire Wire Line
	3500 5850 3950 5850
Wire Wire Line
	3700 5800 3700 5850
Connection ~ 3700 5850
$Comp
L GND #PWR050
U 1 1 5510F50D
P 3950 6450
F 0 "#PWR050" H 3950 6450 30  0001 C CNN
F 1 "GND" H 3950 6380 30  0001 C CNN
F 2 "" H 3950 6450 60  0000 C CNN
F 3 "" H 3950 6450 60  0000 C CNN
	1    3950 6450
	1    0    0    -1  
$EndComp
Wire Wire Line
	3950 6450 3950 6400
Wire Wire Line
	5350 1200 5800 1200
Wire Wire Line
	5800 1200 5800 2600
Wire Wire Line
	5800 2600 6400 2600
Wire Wire Line
	1700 3700 2300 3700
Wire Wire Line
	2300 3700 2300 2200
Wire Wire Line
	2300 2200 3700 2200
Wire Wire Line
	2400 3250 2400 3800
Wire Wire Line
	2400 3800 1700 3800
Wire Wire Line
	3800 4400 3900 4400
Wire Wire Line
	4100 4500 3900 4500
Wire Wire Line
	7600 1200 7300 1200
Wire Wire Line
	7300 1200 7300 1400
Wire Wire Line
	7300 1400 6700 1400
$EndSCHEMATC