EESchema Schematic File Version 4
LIBS:video16-cache
EELAYER 29 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 2 7
Title "H/V counters & sync"
Date "2019-07-28"
Rev "1"
Comp ""
Comment1 ""
Comment2 ""
Comment3 "Creative Commons Attribution Share-Alike (CC BY-SA)"
Comment4 "Copyright (C) 2019 John Tsiombikas"
$EndDescr
$Comp
L 74xx:74LS393 U?
U 1 1 5E6E28B5
P 1800 1050
AR Path="/5E6E28B5" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E28B5" Ref="U5"  Part="1" 
F 0 "U5" H 1800 1417 50  0000 C CNN
F 1 "74HC393" H 1800 1326 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 1800 1050 50  0001 C CNN
F 3 "74xx\\74LS393.pdf" H 1800 1050 50  0001 C CNN
	1    1800 1050
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS393 U?
U 2 1 5E6E28BB
P 1800 1750
AR Path="/5E6E28BB" Ref="U?"  Part="2" 
AR Path="/5E635D0F/5E6E28BB" Ref="U5"  Part="2" 
F 0 "U5" H 1800 2117 50  0000 C CNN
F 1 "74HC393" H 1800 2026 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 1800 1750 50  0001 C CNN
F 3 "74xx\\74LS393.pdf" H 1800 1750 50  0001 C CNN
	2    1800 1750
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS393 U?
U 1 1 5E6E28C1
P 1800 2450
AR Path="/5E6E28C1" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E28C1" Ref="U6"  Part="1" 
F 0 "U6" H 1800 2817 50  0000 C CNN
F 1 "74HC393" H 1800 2726 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 1800 2450 50  0001 C CNN
F 3 "74xx\\74LS393.pdf" H 1800 2450 50  0001 C CNN
	1    1800 2450
	1    0    0    -1  
$EndComp
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Connection ~ 1200 1950
Wire Wire Line
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Connection ~ 2300 1250
Connection ~ 2300 1950
Wire Wire Line
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Wire Wire Line
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Text GLabel 950  950  0    50   Input ~ 0
PCK
Text Label 950  1950 0    50   ~ 0
HRST
Text Label 2350 950  0    50   ~ 0
HCNT0
Text Label 2350 1050 0    50   ~ 0
HCNT1
Text Label 2350 1150 0    50   ~ 0
HCNT2
Text Label 2350 1250 0    50   ~ 0
HCNT3
Text Label 2350 1650 0    50   ~ 0
HCNT4
Text Label 2350 1750 0    50   ~ 0
HCNT5
Text Label 2350 1850 0    50   ~ 0
HCNT6
Text Label 2350 1950 0    50   ~ 0
HCNT7
Text Label 2350 2350 0    50   ~ 0
HCNT8
Text Label 2350 2450 0    50   ~ 0
HCNT9
NoConn ~ 2300 2550
NoConn ~ 2300 2650
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Text Label 3300 3400 0    50   ~ 0
~HBSET
$Comp
L 74xx:74HC00 U?
U 4 1 5E6E28EF
P 4000 3500
AR Path="/5E6E28EF" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E28EF" Ref="U7"  Part="4" 
F 0 "U7" H 3950 3600 50  0000 C CNN
F 1 "74HC00" H 4000 3500 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 4000 3500 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74hc00" H 4000 3500 50  0001 C CNN
	4    4000 3500
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74HC00 U?
U 3 1 5E6E28F5
P 4000 3950
AR Path="/5E6E28F5" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E28F5" Ref="U7"  Part="3" 
F 0 "U7" H 3950 4050 50  0000 C CNN
F 1 "74HC00" H 4000 3950 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 4000 3950 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74hc00" H 4000 3950 50  0001 C CNN
	3    4000 3950
	1    0    0    -1  
$EndComp
Wire Wire Line
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Wire Wire Line
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Text Label 4400 3500 0    50   ~ 0
HBLANK
Wire Wire Line
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Text Label 3350 4050 0    50   ~ 0
~HRST
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Connection ~ 4300 5050
Text Label 4400 5050 0    50   ~ 0
~HSYNC
Text Notes 3050 3250 0    50   ~ 0
HBLANK is asserted at pixel 640 (10 1000 0000)
Wire Notes Line
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Wire Notes Line
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Wire Notes Line
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Wire Notes Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Connection ~ 4300 3500
Text Notes 2750 4300 0    50   ~ 0
HSYNC is asserted at pixel 656 (10 1001 0000)
Wire Notes Line
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Wire Notes Line
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Wire Notes Line
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Wire Notes Line
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Text Notes 1750 4900 0    50   ~ 0
HSYNC is reset on pixel 752 (10 1111 0000)
Text Notes 1800 5800 0    50   ~ 0
Reset the horizontal counter and flip-flops on pixel 800 (11 0010 0000)
Wire Wire Line
	3300 4500 3700 4500
$Comp
L 74xx:74HC04 U?
U 1 1 5E6E2929
P 4000 850
AR Path="/5E6E2929" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E2929" Ref="U9"  Part="1" 
F 0 "U9" H 4050 950 50  0000 C CNN
F 1 "74HC04" H 3950 850 31  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 4000 850 50  0001 C CNN
F 3 "http://www.nxp.com/documents/data_sheet/74HC_HCT04.pdf" H 4000 850 50  0001 C CNN
	1    4000 850 
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74HC04 U?
U 2 1 5E6E292F
P 4000 1200
AR Path="/5E6E292F" Ref="U?"  Part="2" 
AR Path="/5E635D0F/5E6E292F" Ref="U9"  Part="2" 
F 0 "U9" H 4050 1300 50  0000 C CNN
F 1 "74HC04" H 3950 1200 31  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 4000 1200 50  0001 C CNN
F 3 "http://www.nxp.com/documents/data_sheet/74HC_HCT04.pdf" H 4000 1200 50  0001 C CNN
	2    4000 1200
	1    0    0    -1  
$EndComp
Wire Wire Line
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Text Label 3450 850  0    50   ~ 0
HCNT3
Wire Wire Line
	3450 1200 3700 1200
Text Label 3450 1200 0    50   ~ 0
HCNT4
$Comp
L 74xx:74HC04 U?
U 3 1 5E6E2939
P 4000 1550
AR Path="/5E6E2939" Ref="U?"  Part="3" 
AR Path="/5E635D0F/5E6E2939" Ref="U9"  Part="3" 
F 0 "U9" H 4050 1650 50  0000 C CNN
F 1 "74HC04" H 3950 1550 31  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 4000 1550 50  0001 C CNN
F 3 "http://www.nxp.com/documents/data_sheet/74HC_HCT04.pdf" H 4000 1550 50  0001 C CNN
	3    4000 1550
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74HC04 U?
U 4 1 5E6E293F
P 4000 1900
AR Path="/5E6E293F" Ref="U?"  Part="4" 
AR Path="/5E635D0F/5E6E293F" Ref="U9"  Part="4" 
F 0 "U9" H 4050 2000 50  0000 C CNN
F 1 "74HC04" H 3950 1900 31  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 4000 1900 50  0001 C CNN
F 3 "http://www.nxp.com/documents/data_sheet/74HC_HCT04.pdf" H 4000 1900 50  0001 C CNN
	4    4000 1900
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74HC04 U?
U 5 1 5E6E2945
P 4000 2250
AR Path="/5E6E2945" Ref="U?"  Part="5" 
AR Path="/5E635D0F/5E6E2945" Ref="U9"  Part="5" 
F 0 "U9" H 4050 2350 50  0000 C CNN
F 1 "74HC04" H 3950 2250 31  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 4000 2250 50  0001 C CNN
F 3 "http://www.nxp.com/documents/data_sheet/74HC_HCT04.pdf" H 4000 2250 50  0001 C CNN
	5    4000 2250
	1    0    0    -1  
$EndComp
Wire Wire Line
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Text Label 3450 1550 0    50   ~ 0
HCNT5
Wire Wire Line
	3450 1900 3700 1900
Text Label 3450 1900 0    50   ~ 0
HCNT6
Wire Wire Line
	3700 2250 3450 2250
Text Label 3450 2250 0    50   ~ 0
HCNT7
Wire Wire Line
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Text Label 4350 850  0    50   ~ 0
~HCNT3
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
	4300 2250 4600 2250
Text Label 4350 1200 0    50   ~ 0
~HCNT4
Text Label 4350 1550 0    50   ~ 0
~HCNT5
Text Label 4350 1900 0    50   ~ 0
~HCNT6
Text Label 4350 2250 0    50   ~ 0
~HCNT7
$Comp
L 74xx:74LS08 U?
U 1 1 5E6E295B
P 1600 3100
AR Path="/5E6E295B" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E295B" Ref="U2"  Part="1" 
F 0 "U2" H 1550 3200 50  0000 C CNN
F 1 "74HC08" H 1600 3100 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 1600 3100 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 1600 3100 50  0001 C CNN
	1    1600 3100
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS08 U?
U 4 1 5E6E2961
P 1600 3500
AR Path="/5E6E2961" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E2961" Ref="U2"  Part="4" 
F 0 "U2" H 1550 3600 50  0000 C CNN
F 1 "74HC08" H 1600 3500 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 1600 3500 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 1600 3500 50  0001 C CNN
	4    1600 3500
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS08 U?
U 1 1 5E6E2967
P 1600 3900
AR Path="/5E6E2967" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E2967" Ref="U3"  Part="1" 
F 0 "U3" H 1550 4000 50  0000 C CNN
F 1 "74HC08" H 1600 3900 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 1600 3900 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 1600 3900 50  0001 C CNN
	1    1600 3900
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS08 U?
U 3 1 5E6E296D
P 2300 4400
AR Path="/5E6E296D" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E296D" Ref="U3"  Part="3" 
F 0 "U3" H 2250 4500 50  0000 C CNN
F 1 "74HC08" H 2300 4400 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 2300 4400 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 2300 4400 50  0001 C CNN
	3    2300 4400
	1    0    0    -1  
$EndComp
Wire Wire Line
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Wire Wire Line
	2000 4100 1600 4100
Wire Wire Line
	1600 4100 1600 4150
Wire Wire Line
	1600 4150 1000 4150
Text Label 1000 3000 0    50   ~ 0
HCNT9
$Comp
L 74xx:74LS08 U?
U 2 1 5E6E2978
P 1600 5400
AR Path="/5E6E2978" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E2978" Ref="U3"  Part="2" 
F 0 "U3" H 1550 5500 50  0000 C CNN
F 1 "74HC08" H 1600 5400 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 1600 5400 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 1600 5400 50  0001 C CNN
	2    1600 5400
	1    0    0    -1  
$EndComp
Wire Wire Line
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Wire Wire Line
	2000 3500 2000 3400
Wire Wire Line
	1900 3100 2000 3100
Wire Wire Line
	2000 3100 2000 3200
$Comp
L 74xx:74HC00 U?
U 1 1 5E6E2982
P 3000 3400
AR Path="/5E6E2982" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E2982" Ref="U7"  Part="1" 
F 0 "U7" H 2950 3500 50  0000 C CNN
F 1 "74HC00" H 3000 3400 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 3000 3400 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74hc00" H 3000 3400 50  0001 C CNN
	1    3000 3400
	1    0    0    -1  
$EndComp
Wire Wire Line
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Wire Wire Line
	2700 3500 2700 4000
Wire Wire Line
	2700 4000 2600 4000
Wire Wire Line
	3300 3400 3700 3400
Wire Wire Line
	1000 4000 1300 4000
Text Label 1000 3600 0    50   ~ 0
~HCNT8
Text Label 1000 3400 0    50   ~ 0
HCNT7
Text Label 1000 3800 0    50   ~ 0
~HCNT6
Wire Wire Line
	1000 3800 1300 3800
Wire Wire Line
	1000 3600 1300 3600
Text Label 1000 4150 0    50   ~ 0
~HCNT5
Text Label 1000 4000 0    50   ~ 0
~HCNT4
Wire Wire Line
	1000 3400 1300 3400
Wire Wire Line
	1300 3200 1000 3200
Text Label 1000 3200 0    50   ~ 0
~HCNT3
Wire Wire Line
	1300 3000 1000 3000
Wire Wire Line
	3650 3800 3650 3850
Wire Wire Line
	3650 3850 3700 3850
Wire Wire Line
	3650 3650 3650 3600
Wire Wire Line
	3650 3600 3700 3600
Wire Wire Line
	2600 3300 2600 3700
Wire Wire Line
	2600 3700 900  3700
Connection ~ 2600 3300
Text Label 1000 4500 0    50   ~ 0
HFOO1
$Comp
L 74xx:74LS08 U?
U 2 1 5E6E29A6
P 2300 6350
AR Path="/5E6E29A6" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E29A6" Ref="U4"  Part="2" 
F 0 "U4" H 2250 6450 50  0000 C CNN
F 1 "74HC08" H 2300 6350 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 2300 6350 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 2300 6350 50  0001 C CNN
	2    2300 6350
	1    0    0    -1  
$EndComp
Wire Wire Line
	2600 4400 2700 4400
Wire Wire Line
	1900 3900 1900 4300
Wire Wire Line
	1900 4300 2000 4300
Connection ~ 1900 3900
Wire Wire Line
	900  4500 2000 4500
Wire Wire Line
	2700 4600 2500 4600
Wire Wire Line
	2500 4600 2500 4700
Wire Wire Line
	2500 4700 1000 4700
Text Label 1000 4700 0    50   ~ 0
HCNT4
Text Label 3300 4500 0    50   ~ 0
~HSSET
Wire Wire Line
	900  4950 1300 4950
$Comp
L 74xx:74LS08 U?
U 3 1 5E6E29B7
P 1600 5050
AR Path="/5E6E29B7" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E29B7" Ref="U2"  Part="3" 
F 0 "U2" H 1550 5150 50  0000 C CNN
F 1 "74HC08" H 1600 5050 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 1600 5050 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 1600 5050 50  0001 C CNN
	3    1600 5050
	1    0    0    -1  
$EndComp
Wire Wire Line
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Text Label 1000 5150 0    50   ~ 0
HCNT6
$Comp
L 74xx:74LS08 U?
U 4 1 5E6E29BF
P 2300 4000
AR Path="/5E6E29BF" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E29BF" Ref="U3"  Part="4" 
F 0 "U3" H 2250 4100 50  0000 C CNN
F 1 "74HC08" H 2300 4000 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 2300 4000 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 2300 4000 50  0001 C CNN
	4    2300 4000
	1    0    0    -1  
$EndComp
Wire Wire Line
	1300 5300 1000 5300
Text Label 1000 5300 0    50   ~ 0
HCNT5
Text Label 1000 5500 0    50   ~ 0
HCNT4
$Comp
L 74xx:74HC00 U?
U 2 1 5E6E29C8
P 3000 6000
AR Path="/5E6E29C8" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E29C8" Ref="U7"  Part="2" 
F 0 "U7" H 2950 6100 50  0000 C CNN
F 1 "74HC00" H 3000 6000 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 3000 6000 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74hc00" H 3000 6000 50  0001 C CNN
	2    3000 6000
	1    0    0    -1  
$EndComp
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
	1900 5250 2000 5250
Wire Wire Line
	900  3700 900  4500
Wire Wire Line
	1300 5500 1000 5500
Text Label 2650 5150 0    50   ~ 0
~HSRST
Wire Wire Line
	900  4950 900  4500
Connection ~ 900  4500
Wire Wire Line
	2600 5150 3700 5150
$Comp
L 74xx:74LS08 U?
U 1 1 5E6E29D7
P 1600 6250
AR Path="/5E6E29D7" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E29D7" Ref="U4"  Part="1" 
F 0 "U4" H 1550 6350 50  0000 C CNN
F 1 "74HC08" H 1600 6250 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 1600 6250 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 1600 6250 50  0001 C CNN
	1    1600 6250
	1    0    0    -1  
$EndComp
Wire Wire Line
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Wire Wire Line
	1900 3300 850  3300
Wire Wire Line
	850  3300 850  5800
Wire Wire Line
	850  5800 1300 5800
Connection ~ 1900 3100
Text Label 900  5800 0    50   ~ 0
HFOO2
$Comp
L 74xx:74LS08 U?
U 2 1 5E6E29E3
P 2300 3300
AR Path="/5E6E29E3" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E29E3" Ref="U2"  Part="2" 
F 0 "U2" H 2250 3400 50  0000 C CNN
F 1 "74HC08" H 2300 3300 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 2300 3300 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 2300 3300 50  0001 C CNN
	2    2300 3300
	1    0    0    -1  
$EndComp
Wire Wire Line
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Wire Wire Line
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Text Label 1000 6150 0    50   ~ 0
HCNT5
Wire Wire Line
	1900 4300 800  4300
Wire Wire Line
	800  4300 800  6000
Wire Wire Line
	800  6000 1300 6000
Connection ~ 1900 4300
Text Label 850  6000 0    50   ~ 0
HFOO3
Text Label 1000 6350 0    50   ~ 0
~HCNT7
$Comp
L 74xx:74LS08 U?
U 4 1 5E6E29F2
P 1600 5900
AR Path="/5E6E29F2" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E29F2" Ref="U4"  Part="4" 
F 0 "U4" H 1550 6000 50  0000 C CNN
F 1 "74HC08" H 1600 5900 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 1600 5900 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 1600 5900 50  0001 C CNN
	4    1600 5900
	1    0    0    -1  
$EndComp
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Text Label 1000 6500 0    50   ~ 0
HCNT8
Wire Wire Line
	1900 6250 2000 6250
Wire Wire Line
	1900 5900 2700 5900
Wire Wire Line
	2600 6350 2600 6100
Wire Wire Line
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Wire Wire Line
	3300 6000 3550 6000
Text Label 3300 6000 0    50   ~ 0
~HRST
Wire Wire Line
	3650 4900 3650 4950
Wire Wire Line
	3650 4950 3700 4950
$Comp
L 74xx:74LS393 U?
U 1 1 5E6E2A0A
P 6300 1050
AR Path="/5E6E2A0A" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E2A0A" Ref="U10"  Part="1" 
F 0 "U10" H 6300 1417 50  0000 C CNN
F 1 "74HC393" H 6300 1326 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 6300 1050 50  0001 C CNN
F 3 "74xx\\74LS393.pdf" H 6300 1050 50  0001 C CNN
	1    6300 1050
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS393 U?
U 2 1 5E6E2A10
P 6300 2450
AR Path="/5E6E2A10" Ref="U?"  Part="2" 
AR Path="/5E635D0F/5E6E2A10" Ref="U6"  Part="2" 
F 0 "U6" H 6300 2817 50  0000 C CNN
F 1 "74HC393" H 6300 2726 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 6300 2450 50  0001 C CNN
F 3 "74xx\\74LS393.pdf" H 6300 2450 50  0001 C CNN
	2    6300 2450
	1    0    0    -1  
$EndComp
Wire Wire Line
	6800 1250 6800 1450
Wire Wire Line
	6800 1450 5800 1450
Wire Wire Line
	5800 1450 5800 1650
Wire Wire Line
	6800 1950 6800 2150
Wire Wire Line
	6800 2150 5800 2150
Wire Wire Line
	5800 2150 5800 2350
Wire Wire Line
	5800 1250 5700 1250
Wire Wire Line
	5700 1250 5700 1950
Wire Wire Line
	5700 2650 5800 2650
Wire Wire Line
	5800 1950 5700 1950
Connection ~ 5700 1950
Wire Wire Line
	5700 1950 5700 2650
Connection ~ 6800 1250
Connection ~ 6800 1950
Wire Wire Line
	5700 1950 5450 1950
Text Label 5450 1950 0    50   ~ 0
VRST
NoConn ~ 6800 2550
NoConn ~ 6800 2650
Wire Wire Line
	6800 950  7150 950 
Wire Wire Line
	6800 1050 7150 1050
Wire Wire Line
	6800 1150 7150 1150
Wire Wire Line
	6800 1250 7150 1250
Wire Wire Line
	6800 1750 7150 1750
Wire Wire Line
	6800 1850 7150 1850
Wire Wire Line
	6800 1950 7150 1950
Wire Wire Line
	6800 2350 7150 2350
Wire Wire Line
	6800 1650 7150 1650
$Comp
L 74xx:74HC04 U?
U 6 1 5E6E2A37
P 3850 6000
AR Path="/5E6E2A37" Ref="U?"  Part="6" 
AR Path="/5E635D0F/5E6E2A37" Ref="U9"  Part="6" 
F 0 "U9" H 3900 6100 50  0000 C CNN
F 1 "74HC04" H 3800 6000 31  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 3850 6000 50  0001 C CNN
F 3 "http://www.nxp.com/documents/data_sheet/74HC_HCT04.pdf" H 3850 6000 50  0001 C CNN
	6    3850 6000
	1    0    0    -1  
$EndComp
Wire Wire Line
	4150 6000 5150 6000
Wire Wire Line
	5150 6000 5150 2850
Wire Wire Line
	5150 950  5800 950 
Text Label 4300 6000 0    50   ~ 0
HRST
Text Label 6850 950  0    50   ~ 0
VCNT0
Text Label 6850 1050 0    50   ~ 0
VCNT1
Text Label 6850 1150 0    50   ~ 0
VCNT2
Text Label 6850 1250 0    50   ~ 0
VCNT3
Text Label 6850 1650 0    50   ~ 0
VCNT4
Text Label 6850 1750 0    50   ~ 0
VCNT5
Text Label 6850 1850 0    50   ~ 0
VCNT6
Text Label 6850 1950 0    50   ~ 0
VCNT7
Text Label 6900 2350 0    50   ~ 0
VCNT8
Wire Wire Line
	6800 2450 7150 2450
Text Label 6900 2450 0    50   ~ 0
VCNT9
Wire Wire Line
	5150 2850 900  2850
Wire Wire Line
	900  2850 900  1950
Wire Wire Line
	900  1950 1200 1950
Connection ~ 5150 2850
Wire Wire Line
	5150 2850 5150 950 
Text Notes 8750 3300 0    50   ~ 0
VBLANK is asserted at line 480 (01 1110 0000)
Text Notes 7150 4750 0    50   ~ 0
VSYNC is asserted at line 490 (01 1110 1010)
Text Notes 6050 5350 0    50   ~ 0
VSYNC is reset on line 492 (01 1110 1100)
Text Notes 6650 5900 0    50   ~ 0
Reset the vertical counter and flip-flops on line 525 (10 0000 1101)
$Comp
L 74xx:74LS08 U?
U 1 1 5E6E2A55
P 6350 3200
AR Path="/5E6E2A55" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E2A55" Ref="U12"  Part="1" 
F 0 "U12" H 6300 3300 50  0000 C CNN
F 1 "74HC08" H 6350 3200 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 6350 3200 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 6350 3200 50  0001 C CNN
	1    6350 3200
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS08 U?
U 1 1 5E6E2A5B
P 6350 3600
AR Path="/5E6E2A5B" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E2A5B" Ref="U13"  Part="1" 
F 0 "U13" H 6300 3700 50  0000 C CNN
F 1 "74HC08" H 6350 3600 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 6350 3600 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 6350 3600 50  0001 C CNN
	1    6350 3600
	1    0    0    -1  
$EndComp
Wire Wire Line
	6050 3100 5750 3100
Wire Wire Line
	6050 3300 5750 3300
Wire Wire Line
	6050 3500 5750 3500
Wire Wire Line
	6050 3700 5750 3700
Text Label 5750 3100 0    50   ~ 0
VCNT8
Text Label 5750 3300 0    50   ~ 0
VCNT7
Text Label 5750 3500 0    50   ~ 0
VCNT6
Text Label 5750 3700 0    50   ~ 0
VCNT5
Wire Wire Line
	6650 3600 6750 3600
Wire Wire Line
	6750 3800 6600 3800
Wire Wire Line
	6600 3800 6600 3900
Wire Wire Line
	6600 3900 5750 3900
Text Label 5750 3900 0    50   ~ 0
~VCNT4
$Comp
L 74xx:74LS08 U?
U 2 1 5E6E2A74
P 7200 3300
AR Path="/5E6E2A74" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E2A74" Ref="U12"  Part="2" 
F 0 "U12" H 7150 3400 50  0000 C CNN
F 1 "74HC08" H 7200 3300 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 7200 3300 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 7200 3300 50  0001 C CNN
	2    7200 3300
	1    0    0    -1  
$EndComp
Wire Wire Line
	6650 3200 6900 3200
Wire Wire Line
	7350 3700 7350 3500
Wire Wire Line
	7350 3500 6900 3500
Wire Wire Line
	6900 3500 6900 3400
$Comp
L 74xx:74LS08 U?
U 3 1 5E6E2A7E
P 7850 3400
AR Path="/5E6E2A7E" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E2A7E" Ref="U12"  Part="3" 
F 0 "U12" H 7800 3500 50  0000 C CNN
F 1 "74HC08" H 7850 3400 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 7850 3400 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 7850 3400 50  0001 C CNN
	3    7850 3400
	1    0    0    -1  
$EndComp
Wire Wire Line
	7500 3300 7550 3300
Text Label 5750 4100 0    50   ~ 0
~VCNT2
$Comp
L 74xx:74LS08 U?
U 2 1 5E6E2A86
P 7050 3700
AR Path="/5E6E2A86" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E2A86" Ref="U13"  Part="2" 
F 0 "U13" H 7000 3800 50  0000 C CNN
F 1 "74HC08" H 7050 3700 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 7050 3700 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 7050 3700 50  0001 C CNN
	2    7050 3700
	1    0    0    -1  
$EndComp
Wire Wire Line
	7700 3800 7700 4400
Wire Wire Line
	7700 4400 5750 4400
Wire Wire Line
	7800 4000 7800 4550
Wire Wire Line
	7800 4550 5750 4550
Text Label 5750 4400 0    50   ~ 0
~VCNT3
Text Label 5750 4550 0    50   ~ 0
~VCNT1
$Comp
L 74xx:74HC00 U?
U 1 1 5E6E2A94
P 8850 3500
AR Path="/5E6E2A94" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E2A94" Ref="U16"  Part="1" 
F 0 "U16" H 8800 3600 50  0000 C CNN
F 1 "74HC00" H 8850 3500 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 8850 3500 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74hc00" H 8850 3500 50  0001 C CNN
	1    8850 3500
	1    0    0    -1  
$EndComp
Wire Wire Line
	8500 3900 8500 3600
Wire Wire Line
	8500 3600 8550 3600
Wire Wire Line
	8150 3400 8200 3400
$Comp
L 74xx:74HC00 U?
U 4 1 5E6E2A9D
P 9850 3600
AR Path="/5E6E2A9D" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E2A9D" Ref="U16"  Part="4" 
F 0 "U16" H 9800 3700 50  0000 C CNN
F 1 "74HC00" H 9850 3600 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 9850 3600 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74hc00" H 9850 3600 50  0001 C CNN
	4    9850 3600
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74HC00 U?
U 3 1 5E6E2AA3
P 9850 4050
AR Path="/5E6E2AA3" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E2AA3" Ref="U16"  Part="3" 
F 0 "U16" H 9800 4150 50  0000 C CNN
F 1 "74HC00" H 9850 4050 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 9850 4050 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74hc00" H 9850 4050 50  0001 C CNN
	3    9850 4050
	1    0    0    -1  
$EndComp
Wire Wire Line
	10150 4050 10150 3900
Wire Wire Line
	10150 3900 9500 3750
Wire Wire Line
	9550 4150 9200 4150
Wire Notes Line
	9450 3400 9450 4250
Wire Notes Line
	9450 4250 10200 4250
Wire Notes Line
	10200 4250 10200 3400
Wire Notes Line
	10200 3400 9450 3400
Wire Wire Line
	10150 3750 9500 3900
Wire Wire Line
	10150 3750 10150 3600
Wire Wire Line
	10150 3600 10600 3600
Connection ~ 10150 3600
Wire Wire Line
	9150 3500 9550 3500
Wire Wire Line
	9500 3900 9500 3950
Wire Wire Line
	9500 3950 9550 3950
Wire Wire Line
	9500 3750 9500 3700
Wire Wire Line
	9500 3700 9550 3700
Text Label 9150 3500 0    50   ~ 0
~VBSET
Text Label 9200 4150 0    50   ~ 0
~VRST
Text Label 10300 3600 0    50   ~ 0
VBLANK
Wire Wire Line
	7550 3500 7450 3500
Wire Wire Line
	7450 3500 7450 4100
Wire Wire Line
	5750 4100 7450 4100
Wire Wire Line
	8200 3400 8200 3650
Wire Wire Line
	8200 3650 7600 3650
Wire Wire Line
	7600 3650 7600 4250
Connection ~ 8200 3400
Wire Wire Line
	8200 3400 8550 3400
Wire Wire Line
	7600 4250 5700 4250
Wire Wire Line
	5700 4250 5700 4800
Text Label 5800 4800 0    50   ~ 0
VFOO1
$Comp
L 74xx:74LS08 U?
U 4 1 5E6E2AC7
P 6400 5050
AR Path="/5E6E2AC7" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E2AC7" Ref="U12"  Part="4" 
F 0 "U12" H 6350 5150 50  0000 C CNN
F 1 "74HC08" H 6400 5050 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 6400 5050 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 6400 5050 50  0001 C CNN
	4    6400 5050
	1    0    0    -1  
$EndComp
Wire Wire Line
	6100 4950 5750 4950
Text Label 5750 4950 0    50   ~ 0
VCNT3
Wire Wire Line
	6100 5150 5750 5150
Text Label 5750 5150 0    50   ~ 0
VCNT1
$Comp
L 74xx:74HC00 U?
U 1 1 5E6E2AD1
P 7200 4950
AR Path="/5E6E2AD1" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E2AD1" Ref="U15"  Part="1" 
F 0 "U15" H 7150 5050 50  0000 C CNN
F 1 "74HC00" H 7200 4950 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 7200 4950 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74hc00" H 7200 4950 50  0001 C CNN
	1    7200 4950
	1    0    0    -1  
$EndComp
Wire Wire Line
	6700 5050 6900 5050
Wire Wire Line
	6900 4800 6900 4850
Wire Wire Line
	5700 4800 6900 4800
$Comp
L 74xx:74HC00 U?
U 4 1 5E6E2ADA
P 8200 5050
AR Path="/5E6E2ADA" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E2ADA" Ref="U15"  Part="4" 
F 0 "U15" H 8150 5150 50  0000 C CNN
F 1 "74HC00" H 8200 5050 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 8200 5050 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74hc00" H 8200 5050 50  0001 C CNN
	4    8200 5050
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74HC00 U?
U 3 1 5E6E2AE0
P 8200 5500
AR Path="/5E6E2AE0" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E2AE0" Ref="U15"  Part="3" 
F 0 "U15" H 8150 5600 50  0000 C CNN
F 1 "74HC00" H 8200 5500 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 8200 5500 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74hc00" H 8200 5500 50  0001 C CNN
	3    8200 5500
	1    0    0    -1  
$EndComp
Wire Wire Line
	8500 5500 8500 5350
Wire Wire Line
	8500 5350 7850 5200
Wire Wire Line
	7900 5600 7500 5600
Wire Notes Line
	7800 4850 7800 5700
Wire Notes Line
	7800 5700 8550 5700
Wire Notes Line
	8550 5700 8550 4850
Wire Notes Line
	8550 4850 7800 4850
Wire Wire Line
	8500 5200 7850 5350
Wire Wire Line
	8500 5200 8500 5050
Wire Wire Line
	7500 4950 7900 4950
Wire Wire Line
	7850 5350 7850 5400
Wire Wire Line
	7850 5400 7900 5400
Wire Wire Line
	7850 5200 7850 5150
Wire Wire Line
	7850 5150 7900 5150
Wire Wire Line
	8500 5500 8950 5500
Connection ~ 8500 5500
Text Label 8650 5500 0    50   ~ 0
~VSYNC
Text Label 7500 4950 0    50   ~ 0
~VSSET
Text Label 7500 5600 0    50   ~ 0
~VSRST
$Comp
L 74xx:74HC00 U?
U 2 1 5E6E2AFC
P 7200 5600
AR Path="/5E6E2AFC" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E2AFC" Ref="U15"  Part="2" 
F 0 "U15" H 7150 5700 50  0000 C CNN
F 1 "74HC00" H 7200 5600 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 7200 5600 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74hc00" H 7200 5600 50  0001 C CNN
	2    7200 5600
	1    0    0    -1  
$EndComp
Wire Wire Line
	7550 3300 7550 3000
Wire Wire Line
	7550 3000 5650 3000
Wire Wire Line
	5650 3000 5650 5400
Wire Wire Line
	5650 5400 6900 5400
Wire Wire Line
	6900 5400 6900 5500
Connection ~ 7550 3300
Text Label 5750 5400 0    50   ~ 0
VFOO2
$Comp
L 74xx:74LS08 U?
U 3 1 5E6E2B09
P 5700 7000
AR Path="/5E6E2B09" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E2B09" Ref="U4"  Part="3" 
F 0 "U4" H 5650 7100 50  0000 C CNN
F 1 "74HC08" H 5700 7000 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 5700 7000 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 5700 7000 50  0001 C CNN
	3    5700 7000
	1    0    0    -1  
$EndComp
Wire Wire Line
	6100 5600 5750 5600
Wire Wire Line
	6100 5800 5750 5800
Text Label 5750 5600 0    50   ~ 0
VCNT3
Text Label 5750 5800 0    50   ~ 0
VCNT2
Wire Wire Line
	6700 5700 6900 5700
$Comp
L 74xx:74LS08 U?
U 1 1 5E6E2B14
P 6400 6150
AR Path="/5E6E2B14" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E2B14" Ref="U14"  Part="1" 
F 0 "U14" H 6350 6250 50  0000 C CNN
F 1 "74HC08" H 6400 6150 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 6400 6150 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 6400 6150 50  0001 C CNN
	1    6400 6150
	1    0    0    -1  
$EndComp
Wire Wire Line
	6100 6050 5750 6050
Wire Wire Line
	6100 6250 5750 6250
Text Label 5750 6050 0    50   ~ 0
VCNT9
Text Label 5750 6250 0    50   ~ 0
VCNT3
$Comp
L 74xx:74LS08 U?
U 4 1 5E6E2B1E
P 8200 3900
AR Path="/5E6E2B1E" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E2B1E" Ref="U13"  Part="4" 
F 0 "U13" H 8150 4000 50  0000 C CNN
F 1 "74HC08" H 8200 3900 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 8200 3900 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 8200 3900 50  0001 C CNN
	4    8200 3900
	1    0    0    -1  
$EndComp
Wire Wire Line
	6100 6400 5750 6400
Text Label 5750 6400 0    50   ~ 0
VCNT2
Wire Wire Line
	6100 6600 5750 6600
Text Label 5750 6600 0    50   ~ 0
VCNT0
$Comp
L 74xx:74HC00 U?
U 2 1 5E6E2B28
P 7200 6250
AR Path="/5E6E2B28" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E2B28" Ref="U16"  Part="2" 
F 0 "U16" H 7150 6350 50  0000 C CNN
F 1 "74HC00" H 7200 6250 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 7200 6250 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74hc00" H 7200 6250 50  0001 C CNN
	2    7200 6250
	1    0    0    -1  
$EndComp
Wire Wire Line
	6700 6500 6700 6350
Wire Wire Line
	6700 6350 6900 6350
Wire Wire Line
	6700 6150 6900 6150
Wire Wire Line
	7500 6250 7850 6250
Text Label 7550 6250 0    50   ~ 0
~VRST
$Comp
L 74xx:74HC04 U?
U 1 1 5E6E2B33
P 8500 950
AR Path="/5E6E2B33" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E2B33" Ref="U17"  Part="1" 
F 0 "U17" H 8550 1050 50  0000 C CNN
F 1 "74HC04" H 8450 950 31  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 8500 950 50  0001 C CNN
F 3 "http://www.nxp.com/documents/data_sheet/74HC_HCT04.pdf" H 8500 950 50  0001 C CNN
	1    8500 950 
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74HC04 U?
U 2 1 5E6E2B39
P 8500 1300
AR Path="/5E6E2B39" Ref="U?"  Part="2" 
AR Path="/5E635D0F/5E6E2B39" Ref="U17"  Part="2" 
F 0 "U17" H 8550 1400 50  0000 C CNN
F 1 "74HC04" H 8450 1300 31  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 8500 1300 50  0001 C CNN
F 3 "http://www.nxp.com/documents/data_sheet/74HC_HCT04.pdf" H 8500 1300 50  0001 C CNN
	2    8500 1300
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74HC04 U?
U 3 1 5E6E2B3F
P 8500 1650
AR Path="/5E6E2B3F" Ref="U?"  Part="3" 
AR Path="/5E635D0F/5E6E2B3F" Ref="U17"  Part="3" 
F 0 "U17" H 8550 1750 50  0000 C CNN
F 1 "74HC04" H 8450 1650 31  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 8500 1650 50  0001 C CNN
F 3 "http://www.nxp.com/documents/data_sheet/74HC_HCT04.pdf" H 8500 1650 50  0001 C CNN
	3    8500 1650
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74HC04 U?
U 4 1 5E6E2B45
P 8500 2000
AR Path="/5E6E2B45" Ref="U?"  Part="4" 
AR Path="/5E635D0F/5E6E2B45" Ref="U17"  Part="4" 
F 0 "U17" H 8550 2100 50  0000 C CNN
F 1 "74HC04" H 8450 2000 31  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 8500 2000 50  0001 C CNN
F 3 "http://www.nxp.com/documents/data_sheet/74HC_HCT04.pdf" H 8500 2000 50  0001 C CNN
	4    8500 2000
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74HC04 U?
U 5 1 5E6E2B4B
P 8150 6250
AR Path="/5E6E2B4B" Ref="U?"  Part="5" 
AR Path="/5E635D0F/5E6E2B4B" Ref="U17"  Part="5" 
F 0 "U17" H 8200 6350 50  0000 C CNN
F 1 "74HC04" H 8100 6250 31  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 8150 6250 50  0001 C CNN
F 3 "http://www.nxp.com/documents/data_sheet/74HC_HCT04.pdf" H 8150 6250 50  0001 C CNN
	5    8150 6250
	1    0    0    -1  
$EndComp
Wire Wire Line
	8200 950  7900 950 
Text Label 7900 1300 0    50   ~ 0
VCNT2
Wire Wire Line
	8200 1300 7900 1300
Wire Wire Line
	8200 1650 7900 1650
Wire Wire Line
	8200 2000 7900 2000
Text Label 7900 1650 0    50   ~ 0
VCNT3
Text Label 7900 2000 0    50   ~ 0
VCNT4
Text Label 7900 950  0    50   ~ 0
VCNT1
Wire Wire Line
	8800 950  9100 950 
Wire Wire Line
	8800 1300 9100 1300
Wire Wire Line
	8800 1650 9100 1650
Wire Wire Line
	8800 2000 9100 2000
Text Label 8850 950  0    50   ~ 0
~VCNT1
Text Label 8850 1300 0    50   ~ 0
~VCNT2
Text Label 8850 1650 0    50   ~ 0
~VCNT3
Text Label 8850 2000 0    50   ~ 0
~VCNT4
Text Label 8550 6250 0    50   ~ 0
VRST
Wire Wire Line
	11050 6250 11050 2850
Wire Wire Line
	11050 2850 5450 2850
Wire Wire Line
	5450 2850 5450 1950
Wire Wire Line
	8450 6250 11050 6250
Wire Wire Line
	10150 4050 10600 4050
Connection ~ 10150 4050
Text Label 10300 4050 0    50   ~ 0
~VBLANK
Wire Wire Line
	4300 3950 4750 3950
Connection ~ 4300 3950
Text Label 4400 3950 0    50   ~ 0
~HBLANK
Text GLabel 2650 950  2    50   Output ~ 0
HCNT0
Text GLabel 2650 1050 2    50   Output ~ 0
HCNT1
Text GLabel 2650 1150 2    50   Output ~ 0
HCNT2
Text GLabel 2650 1250 2    50   Output ~ 0
HCNT3
Text GLabel 2650 1650 2    50   Output ~ 0
HCNT4
Text GLabel 2650 1750 2    50   Output ~ 0
HCNT5
Text GLabel 2650 1850 2    50   Output ~ 0
HCNT6
Text GLabel 2650 1950 2    50   Output ~ 0
HCNT7
Text GLabel 2650 2350 2    50   Output ~ 0
HCNT8
Text GLabel 2650 2450 2    50   Output ~ 0
HCNT9
Text GLabel 7150 950  2    50   Output ~ 0
VCNT0
Text GLabel 7150 1050 2    50   Output ~ 0
VCNT1
Text GLabel 7150 1150 2    50   Output ~ 0
VCNT2
Text GLabel 7150 1250 2    50   Output ~ 0
VCNT3
Text GLabel 7150 1650 2    50   Output ~ 0
VCNT4
Text GLabel 7150 1750 2    50   Output ~ 0
VCNT5
Text GLabel 7150 1850 2    50   Output ~ 0
VCNT6
Text GLabel 7150 1950 2    50   Output ~ 0
VCNT7
Text GLabel 4750 3500 2    50   Output ~ 0
HBLANK
Text GLabel 4750 5050 2    50   Output ~ 0
~HSYNC
Text GLabel 10600 3600 2    50   Output ~ 0
VBLANK
Text GLabel 8950 5500 2    50   Output ~ 0
~VSYNC
$Comp
L Device:C C2
U 1 1 5EF2E973
P 1300 7250
F 0 "C2" H 1350 7350 50  0000 L CNN
F 1 "0.1uF" H 1350 7150 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 1338 7100 50  0001 C CNN
F 3 "~" H 1300 7250 50  0001 C CNN
	1    1300 7250
	1    0    0    -1  
$EndComp
$Comp
L Device:C C3
U 1 1 5EF35C25
P 1600 7250
F 0 "C3" H 1650 7350 50  0000 L CNN
F 1 "0.1uF" H 1650 7150 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 1638 7100 50  0001 C CNN
F 3 "~" H 1600 7250 50  0001 C CNN
	1    1600 7250
	1    0    0    -1  
$EndComp
$Comp
L Device:C C4
U 1 1 5EF3629B
P 1900 7250
F 0 "C4" H 1950 7350 50  0000 L CNN
F 1 "0.1uF" H 1950 7150 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 1938 7100 50  0001 C CNN
F 3 "~" H 1900 7250 50  0001 C CNN
	1    1900 7250
	1    0    0    -1  
$EndComp
$Comp
L Device:C C5
U 1 1 5EF368D2
P 2200 7250
F 0 "C5" H 2250 7350 50  0000 L CNN
F 1 "0.1uF" H 2250 7150 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 2238 7100 50  0001 C CNN
F 3 "~" H 2200 7250 50  0001 C CNN
	1    2200 7250
	1    0    0    -1  
$EndComp
$Comp
L Device:C C6
U 1 1 5EF3713B
P 2500 7250
F 0 "C6" H 2550 7350 50  0000 L CNN
F 1 "0.1uF" H 2550 7150 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 2538 7100 50  0001 C CNN
F 3 "~" H 2500 7250 50  0001 C CNN
	1    2500 7250
	1    0    0    -1  
$EndComp
$Comp
L Device:C C7
U 1 1 5EF391AA
P 2800 7250
F 0 "C7" H 2850 7350 50  0000 L CNN
F 1 "0.1uF" H 2850 7150 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 2838 7100 50  0001 C CNN
F 3 "~" H 2800 7250 50  0001 C CNN
	1    2800 7250
	1    0    0    -1  
$EndComp
$Comp
L Device:C C8
U 1 1 5EF391B4
P 3100 7250
F 0 "C8" H 3150 7350 50  0000 L CNN
F 1 "0.1uF" H 3150 7150 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 3138 7100 50  0001 C CNN
F 3 "~" H 3100 7250 50  0001 C CNN
	1    3100 7250
	1    0    0    -1  
$EndComp
$Comp
L Device:C C9
U 1 1 5EF391BE
P 3400 7250
F 0 "C9" H 3450 7350 50  0000 L CNN
F 1 "0.1uF" H 3450 7150 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 3438 7100 50  0001 C CNN
F 3 "~" H 3400 7250 50  0001 C CNN
	1    3400 7250
	1    0    0    -1  
$EndComp
$Comp
L Device:C C10
U 1 1 5EF391C8
P 3700 7250
F 0 "C10" H 3750 7350 50  0000 L CNN
F 1 "0.1uF" H 3750 7150 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 3738 7100 50  0001 C CNN
F 3 "~" H 3700 7250 50  0001 C CNN
	1    3700 7250
	1    0    0    -1  
$EndComp
$Comp
L Device:C C11
U 1 1 5EF391D2
P 4000 7250
F 0 "C11" H 4050 7350 50  0000 L CNN
F 1 "0.1uF" H 4050 7150 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 4038 7100 50  0001 C CNN
F 3 "~" H 4000 7250 50  0001 C CNN
	1    4000 7250
	1    0    0    -1  
$EndComp
$Comp
L Device:C C12
U 1 1 5EF5A97B
P 4300 7250
F 0 "C12" H 4350 7350 50  0000 L CNN
F 1 "0.1uF" H 4350 7150 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 4338 7100 50  0001 C CNN
F 3 "~" H 4300 7250 50  0001 C CNN
	1    4300 7250
	1    0    0    -1  
$EndComp
$Comp
L Device:C C13
U 1 1 5EF5A985
P 4600 7250
F 0 "C13" H 4650 7350 50  0000 L CNN
F 1 "0.1uF" H 4650 7150 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 4638 7100 50  0001 C CNN
F 3 "~" H 4600 7250 50  0001 C CNN
	1    4600 7250
	1    0    0    -1  
$EndComp
Wire Wire Line
	1300 7100 1600 7100
Connection ~ 1600 7100
Wire Wire Line
	1600 7100 1900 7100
Connection ~ 1900 7100
Wire Wire Line
	1900 7100 2200 7100
Connection ~ 2200 7100
Wire Wire Line
	2200 7100 2500 7100
Connection ~ 2500 7100
Wire Wire Line
	2500 7100 2800 7100
Connection ~ 2800 7100
Wire Wire Line
	2800 7100 2950 7100
Connection ~ 3100 7100
Wire Wire Line
	3100 7100 3400 7100
Connection ~ 3400 7100
Wire Wire Line
	3400 7100 3700 7100
Connection ~ 3700 7100
Wire Wire Line
	3700 7100 4000 7100
Connection ~ 4000 7100
Wire Wire Line
	4000 7100 4300 7100
Connection ~ 4300 7100
Wire Wire Line
	4300 7100 4600 7100
Wire Wire Line
	1300 7400 1600 7400
Connection ~ 1600 7400
Wire Wire Line
	1600 7400 1900 7400
Connection ~ 1900 7400
Wire Wire Line
	1900 7400 2200 7400
Connection ~ 2200 7400
Wire Wire Line
	2200 7400 2500 7400
Connection ~ 2500 7400
Wire Wire Line
	2500 7400 2800 7400
Connection ~ 2800 7400
Wire Wire Line
	2800 7400 2950 7400
Connection ~ 3100 7400
Wire Wire Line
	3100 7400 3400 7400
Connection ~ 3400 7400
Wire Wire Line
	3400 7400 3700 7400
Connection ~ 3700 7400
Wire Wire Line
	3700 7400 4000 7400
Connection ~ 4000 7400
Wire Wire Line
	4000 7400 4300 7400
Connection ~ 4300 7400
Wire Wire Line
	4300 7400 4600 7400
$Comp
L power:VCC #PWR012
U 1 1 5F0508EB
P 2950 7050
F 0 "#PWR012" H 2950 6900 50  0001 C CNN
F 1 "VCC" H 2967 7223 50  0000 C CNN
F 2 "" H 2950 7050 50  0001 C CNN
F 3 "" H 2950 7050 50  0001 C CNN
	1    2950 7050
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR013
U 1 1 5F05348C
P 2950 7450
F 0 "#PWR013" H 2950 7200 50  0001 C CNN
F 1 "GND" H 2955 7277 50  0000 C CNN
F 2 "" H 2950 7450 50  0001 C CNN
F 3 "" H 2950 7450 50  0001 C CNN
	1    2950 7450
	1    0    0    -1  
$EndComp
Wire Wire Line
	2950 7450 2950 7400
Connection ~ 2950 7400
Wire Wire Line
	2950 7400 3100 7400
Wire Wire Line
	2950 7050 2950 7100
Connection ~ 2950 7100
Wire Wire Line
	2950 7100 3100 7100
Text Notes 3350 7600 0    50   ~ 0
Local decoupling capacitors
Text Notes 2300 700  0    50   ~ 0
Horizontal counter & sync generator
Text Notes 6850 700  0    50   ~ 0
Vertical counter & sync generator
Wire Wire Line
	7900 4000 7800 4000
Wire Wire Line
	7900 3800 7700 3800
$Comp
L 74xx:74LS08 U?
U 4 1 5E6E2A69
P 6400 6500
AR Path="/5E6E2A69" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E2A69" Ref="U14"  Part="4" 
F 0 "U14" H 6350 6600 50  0000 C CNN
F 1 "74HC08" H 6400 6500 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 6400 6500 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 6400 6500 50  0001 C CNN
	4    6400 6500
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74HC04 U?
U 6 1 5F7B50B9
P 4000 2600
AR Path="/5F7B50B9" Ref="U?"  Part="5" 
AR Path="/5E635D0F/5F7B50B9" Ref="U17"  Part="6" 
F 0 "U17" H 4050 2700 50  0000 C CNN
F 1 "74HC04" H 3950 2600 31  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 4000 2600 50  0001 C CNN
F 3 "http://www.nxp.com/documents/data_sheet/74HC_HCT04.pdf" H 4000 2600 50  0001 C CNN
	6    4000 2600
	1    0    0    -1  
$EndComp
Connection ~ 4300 4600
Text Label 4400 4600 0    50   ~ 0
HSYNC
Wire Wire Line
	4300 4600 4750 4600
Text Label 8650 5050 0    50   ~ 0
VSYNC
Connection ~ 8500 5050
Wire Wire Line
	8500 5050 8950 5050
Text GLabel 7150 2350 2    50   Output ~ 0
VCNT8
Text GLabel 7150 2450 2    50   Output ~ 0
VCNT9
Wire Wire Line
	3700 2600 3450 2600
Text Label 3450 2600 0    50   ~ 0
HCNT8
Wire Wire Line
	4300 2600 4600 2600
Text Label 4350 2600 0    50   ~ 0
~HCNT8
$Comp
L 74xx:74LS393 U?
U 2 1 5FC8FABF
P 6300 1750
AR Path="/5FC8FABF" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5FC8FABF" Ref="U10"  Part="2" 
F 0 "U10" H 6300 2117 50  0000 C CNN
F 1 "74HC393" H 6300 2026 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 6300 1750 50  0001 C CNN
F 3 "74xx\\74LS393.pdf" H 6300 1750 50  0001 C CNN
	2    6300 1750
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74HC00 U?
U 2 1 5E6E29FD
P 2300 5150
AR Path="/5E6E29FD" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E29FD" Ref="U8"  Part="2" 
F 0 "U8" H 2250 5250 50  0000 C CNN
F 1 "74HC00" H 2300 5150 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 2300 5150 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74hc00" H 2300 5150 50  0001 C CNN
	2    2300 5150
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74HC00 U?
U 1 1 5E6E29A0
P 3000 4500
AR Path="/5E6E29A0" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E29A0" Ref="U8"  Part="1" 
F 0 "U8" H 2950 4600 50  0000 C CNN
F 1 "74HC00" H 3000 4500 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 3000 4500 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74hc00" H 3000 4500 50  0001 C CNN
	1    3000 4500
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74HC00 U?
U 3 1 5E6E2906
P 4000 5050
AR Path="/5E6E2906" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E2906" Ref="U8"  Part="3" 
F 0 "U8" H 3950 5150 50  0000 C CNN
F 1 "74HC00" H 4000 5050 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 4000 5050 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74hc00" H 4000 5050 50  0001 C CNN
	3    4000 5050
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74HC00 U?
U 4 1 5E6E2900
P 4000 4600
AR Path="/5E6E2900" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5E6E2900" Ref="U8"  Part="4" 
F 0 "U8" H 3950 4700 50  0000 C CNN
F 1 "74HC00" H 4000 4600 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 4000 4600 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74hc00" H 4000 4600 50  0001 C CNN
	4    4000 4600
	1    0    0    -1  
$EndComp
Text GLabel 1150 7100 0    50   Input ~ 0
VCC
Text GLabel 1150 7400 0    50   Input ~ 0
GND
Wire Wire Line
	1150 7400 1300 7400
Connection ~ 1300 7400
Wire Wire Line
	1150 7100 1300 7100
Connection ~ 1300 7100
$Comp
L 74xx:74LS08 U?
U 2 1 5D99F514
P 5700 7350
AR Path="/5D99F514" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5D99F514" Ref="U14"  Part="2" 
F 0 "U14" H 5650 7450 50  0000 C CNN
F 1 "74HC08" H 5700 7350 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 5700 7350 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 5700 7350 50  0001 C CNN
	2    5700 7350
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS08 U?
U 3 1 5D9A208D
P 6400 5700
AR Path="/5D9A208D" Ref="U?"  Part="1" 
AR Path="/5E635D0F/5D9A208D" Ref="U14"  Part="3" 
F 0 "U14" H 6350 5800 50  0000 C CNN
F 1 "74HC08" H 6400 5700 50  0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 6400 5700 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 6400 5700 50  0001 C CNN
	3    6400 5700
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR024
U 1 1 5DA5A11A
P 5400 7450
F 0 "#PWR024" H 5400 7200 50  0001 C CNN
F 1 "GND" H 5405 7277 50  0000 C CNN
F 2 "" H 5400 7450 50  0001 C CNN
F 3 "" H 5400 7450 50  0001 C CNN
	1    5400 7450
	1    0    0    -1  
$EndComp
Wire Wire Line
	5400 7450 5400 7250
Connection ~ 5400 7450
Wire Wire Line
	5400 7250 5400 7100
Connection ~ 5400 7250
Wire Wire Line
	5400 7100 5400 6900
Connection ~ 5400 7100
NoConn ~ 6000 7000
NoConn ~ 6000 7350
$Comp
L Device:C C16
U 1 1 5DE12F0E
P 4900 7250
F 0 "C16" H 4950 7350 50  0000 L CNN
F 1 "0.1uF" H 4950 7150 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 4938 7100 50  0001 C CNN
F 3 "~" H 4900 7250 50  0001 C CNN
	1    4900 7250
	1    0    0    -1  
$EndComp
Wire Wire Line
	4900 7400 4600 7400
Connection ~ 4600 7400
Wire Wire Line
	4600 7100 4900 7100
Connection ~ 4600 7100
$EndSCHEMATC