EESchema Schematic File Version 4 LIBS:video16-cache EELAYER 29 0 EELAYER END $Descr A4 11693 8268 encoding utf-8 Sheet 3 7 Title "Test signal generation" 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 $Sheet S 6100 4550 550 700 U 5EA58FA2 F0 "dac_red" 50 F1 "dac.sch" 50 F2 "D0" I L 6100 4650 50 F3 "D1" I L 6100 4750 50 F4 "D2" I L 6100 4850 50 F5 "D3" I L 6100 4950 50 F6 "D4" I L 6100 5050 50 F7 "AOUT" O R 6650 4900 50 $EndSheet $Sheet S 7450 4550 550 700 U 5EAD3C15 F0 "dac_green" 50 F1 "dac.sch" 50 F2 "D0" I L 7450 4650 50 F3 "D1" I L 7450 4750 50 F4 "D2" I L 7450 4850 50 F5 "D3" I L 7450 4950 50 F6 "D4" I L 7450 5050 50 F7 "AOUT" O R 8000 4900 50 $EndSheet $Sheet S 8900 4550 550 700 U 5EAD46D3 F0 "dac_blue" 50 F1 "dac.sch" 50 F2 "D0" I L 8900 4650 50 F3 "D1" I L 8900 4750 50 F4 "D2" I L 8900 4850 50 F5 "D3" I L 8900 4950 50 F6 "D4" I L 8900 5050 50 F7 "AOUT" O R 9450 4900 50 $EndSheet $Comp L power:GND #PWR017 U 1 1 5EBEAD4B P 8950 4250 F 0 "#PWR017" H 8950 4000 50 0001 C CNN F 1 "GND" H 8955 4077 50 0000 C CNN F 2 "" H 8950 4250 50 0001 C CNN F 3 "" H 8950 4250 50 0001 C CNN 1 8950 4250 1 0 0 -1 $EndComp Wire Wire Line 8900 4650 8850 4650 Wire Wire Line 8850 4650 8850 4250 Wire Wire Line 8850 4250 8950 4250 $Comp L 74xx:74LS157 U21 U 1 1 5EC243AC P 4550 2250 F 0 "U21" H 4300 3000 50 0000 C CNN F 1 "74HC157" H 4750 3000 50 0000 C CNN F 2 "Package_SO:SOIC-16_4.55x10.3mm_P1.27mm" H 4550 2250 50 0001 C CNN F 3 "http://www.ti.com/lit/gpn/sn74LS157" H 4550 2250 50 0001 C CNN 1 4550 2250 1 0 0 -1 $EndComp Wire Wire Line 8650 5050 8900 5050 Wire Wire Line 8650 2550 8650 5050 Wire Wire Line 8700 4950 8900 4950 Wire Wire Line 8700 2250 8700 4950 Wire Wire Line 8900 4850 8750 4850 Wire Wire Line 8900 4750 8800 4750 Wire Wire Line 7400 1650 8800 1650 Wire Wire Line 7200 5050 7450 5050 Wire Wire Line 7200 3900 7200 5050 Wire Wire Line 7250 4950 7450 4950 Wire Wire Line 7250 2550 7250 4950 Wire Wire Line 7300 4850 7450 4850 Wire Wire Line 7300 2250 7300 4850 Wire Wire Line 7350 1950 8750 1950 Wire Wire Line 7350 4750 7450 4750 Wire Wire Line 7450 4650 7400 4650 Wire Wire Line 5050 1650 7400 1650 Wire Wire Line 6050 1950 7350 1950 Wire Wire Line 6000 2250 7300 2250 Wire Wire Line 5850 5050 6100 5050 Wire Wire Line 5850 4200 5850 5050 Wire Wire Line 5900 3900 7200 3900 Connection ~ 5900 3900 Wire Wire Line 5900 4950 6100 4950 Wire Wire Line 5900 3900 5900 4950 Wire Wire Line 5950 2550 7250 2550 Connection ~ 5950 2550 Wire Wire Line 5950 4850 6100 4850 Wire Wire Line 5950 2550 5950 4850 Connection ~ 6000 2250 Wire Wire Line 6000 4750 6100 4750 Wire Wire Line 6000 2250 6000 4750 Connection ~ 6050 1950 Wire Wire Line 6100 4650 6050 4650 Wire Wire Line 5050 1950 6050 1950 Wire Wire Line 5050 2250 6000 2250 Text Label 3350 3650 0 50 ~ 0 XOR5 Text Label 3350 3250 0 50 ~ 0 XOR4 Text Label 3350 2850 0 50 ~ 0 XOR3 Text Label 3350 2450 0 50 ~ 0 XOR2 Text Label 3350 2050 0 50 ~ 0 XOR1 Text Label 3350 1650 0 50 ~ 0 XOR0 Wire Wire Line 5050 4200 5850 4200 Wire Wire Line 5050 3900 5900 3900 Wire Wire Line 5050 2550 5950 2550 $Comp L 74xx:74HC86 U18 U 1 1 5EA38B4D P 3050 1650 F 0 "U18" H 3050 1650 50 0000 C CNN F 1 "74HC86" H 3000 1450 50 0000 C CNN F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 3050 1650 50 0001 C CNN F 3 "http://www.ti.com/lit/gpn/sn74HC86" H 3050 1650 50 0001 C CNN 1 3050 1650 1 0 0 -1 $EndComp Text GLabel 2250 1550 0 50 Input ~ 0 HCNT0 Text Label 2350 1550 0 50 ~ 0 HCNT0 Wire Wire Line 2250 1550 2750 1550 Text Label 2350 1750 0 50 ~ 0 VCNT0 Text GLabel 2250 1750 0 50 Input ~ 0 VCNT0 Wire Wire Line 2250 1750 2750 1750 Wire Wire Line 2250 2350 2750 2350 Text Label 2350 2350 0 50 ~ 0 HCNT2 Text GLabel 2250 2350 0 50 Input ~ 0 HCNT2 $Comp L 74xx:74HC86 U18 U 4 1 5E9E595E P 3050 2850 F 0 "U18" H 3050 2850 50 0000 C CNN F 1 "74HC86" H 3000 2650 50 0000 C CNN F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 3050 2850 50 0001 C CNN F 3 "http://www.ti.com/lit/gpn/sn74HC86" H 3050 2850 50 0001 C CNN 4 3050 2850 1 0 0 -1 $EndComp $Comp L 74xx:74HC86 U18 U 3 1 5E9E5954 P 3050 2450 F 0 "U18" H 3050 2450 50 0000 C CNN F 1 "74HC86" H 3000 2250 50 0000 C CNN F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 3050 2450 50 0001 C CNN F 3 "http://www.ti.com/lit/gpn/sn74HC86" H 3050 2450 50 0001 C CNN 3 3050 2450 1 0 0 -1 $EndComp $Comp L 74xx:74HC86 U18 U 2 1 5E9E594A P 3050 2050 F 0 "U18" H 3050 2050 50 0000 C CNN F 1 "74HC86" H 3000 1850 50 0000 C CNN F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 3050 2050 50 0001 C CNN F 3 "http://www.ti.com/lit/gpn/sn74HC86" H 3050 2050 50 0001 C CNN 2 3050 2050 1 0 0 -1 $EndComp Text GLabel 2250 3550 0 50 Input ~ 0 HCNT5 Text GLabel 2250 3150 0 50 Input ~ 0 HCNT4 Text GLabel 2250 2750 0 50 Input ~ 0 HCNT3 Text GLabel 2250 1950 0 50 Input ~ 0 HCNT1 Text Label 2350 3550 0 50 ~ 0 HCNT5 Text Label 2350 3150 0 50 ~ 0 HCNT4 Text Label 2350 2750 0 50 ~ 0 HCNT3 Text Label 2350 1950 0 50 ~ 0 HCNT1 Wire Wire Line 2250 3550 2750 3550 Wire Wire Line 2250 3150 2750 3150 Wire Wire Line 2250 2750 2750 2750 Wire Wire Line 2250 1950 2750 1950 $Comp L 74xx:74HC86 U19 U 2 1 5E974B62 P 3050 3650 F 0 "U19" H 3050 3650 50 0000 C CNN F 1 "74HC86" H 3000 3450 50 0000 C CNN F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 3050 3650 50 0001 C CNN F 3 "http://www.ti.com/lit/gpn/sn74HC86" H 3050 3650 50 0001 C CNN 2 3050 3650 1 0 0 -1 $EndComp $Comp L 74xx:74HC86 U19 U 1 1 5E971757 P 3050 3250 F 0 "U19" H 3050 3250 50 0000 C CNN F 1 "74HC86" H 3000 3050 50 0000 C CNN F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 3050 3250 50 0001 C CNN F 3 "http://www.ti.com/lit/gpn/sn74HC86" H 3050 3250 50 0001 C CNN 1 3050 3250 1 0 0 -1 $EndComp Text Label 2350 3750 0 50 ~ 0 VCNT5 Text Label 2350 3350 0 50 ~ 0 VCNT4 Text Label 2350 2950 0 50 ~ 0 VCNT3 Text Label 2350 2550 0 50 ~ 0 VCNT2 Text Label 2350 2150 0 50 ~ 0 VCNT1 Text GLabel 2250 3750 0 50 Input ~ 0 VCNT5 Text GLabel 2250 3350 0 50 Input ~ 0 VCNT4 Text GLabel 2250 2950 0 50 Input ~ 0 VCNT3 Text GLabel 2250 2550 0 50 Input ~ 0 VCNT2 Text GLabel 2250 2150 0 50 Input ~ 0 VCNT1 Wire Wire Line 2250 3750 2750 3750 Wire Wire Line 2250 3350 2750 3350 Wire Wire Line 2250 2950 2750 2950 Wire Wire Line 2250 2550 2750 2550 Wire Wire Line 2250 2150 2750 2150 Wire Wire Line 3950 3250 3950 2950 Wire Wire Line 3950 2650 4050 2650 Wire Wire Line 3950 2650 3950 2350 Wire Wire Line 3950 2350 4050 2350 Connection ~ 3950 2650 Wire Wire Line 3950 2350 3950 2050 Wire Wire Line 3950 2050 4050 2050 Connection ~ 3950 2350 Wire Wire Line 3950 2050 3950 1750 Wire Wire Line 3950 1750 4050 1750 Connection ~ 3950 2050 Wire Wire Line 3350 1650 4050 1650 Wire Wire Line 3350 2050 3650 2050 Wire Wire Line 3650 2050 3650 1950 Wire Wire Line 3650 1950 4050 1950 Wire Wire Line 3350 2450 3550 2450 Wire Wire Line 3550 2450 3550 2250 Wire Wire Line 3550 2250 4050 2250 Wire Wire Line 3350 2850 3700 2850 Wire Wire Line 3700 2850 3700 2550 Wire Wire Line 3700 2550 4050 2550 $Comp L 74xx:74LS157 U22 U 1 1 5ED06651 P 4550 4500 F 0 "U22" H 4300 5250 50 0000 C CNN F 1 "74HC157" H 4750 5250 50 0000 C CNN F 2 "Package_SO:SOIC-16_4.55x10.3mm_P1.27mm" H 4550 4500 50 0001 C CNN F 3 "http://www.ti.com/lit/gpn/sn74LS157" H 4550 4500 50 0001 C CNN 1 4550 4500 1 0 0 -1 $EndComp $Comp L power:VCC #PWR015 U 1 1 5ED0F449 P 4550 3600 F 0 "#PWR015" H 4550 3450 50 0001 C CNN F 1 "VCC" H 4567 3773 50 0000 C CNN F 2 "" H 4550 3600 50 0001 C CNN F 3 "" H 4550 3600 50 0001 C CNN 1 4550 3600 1 0 0 -1 $EndComp $Comp L power:VCC #PWR014 U 1 1 5ED10F10 P 4550 1350 F 0 "#PWR014" H 4550 1200 50 0001 C CNN F 1 "VCC" H 4567 1523 50 0000 C CNN F 2 "" H 4550 1350 50 0001 C CNN F 3 "" H 4550 1350 50 0001 C CNN 1 4550 1350 1 0 0 -1 $EndComp Wire Wire Line 4550 3250 3950 3250 Wire Wire Line 3950 3250 3950 4000 Connection ~ 3950 3250 $Comp L power:GND #PWR016 U 1 1 5ED1CD9E P 4550 5500 F 0 "#PWR016" H 4550 5250 50 0001 C CNN F 1 "GND" H 4555 5327 50 0000 C CNN F 2 "" H 4550 5500 50 0001 C CNN F 3 "" H 4550 5500 50 0001 C CNN 1 4550 5500 1 0 0 -1 $EndComp Connection ~ 4550 5500 Wire Wire Line 4050 4900 3950 4900 Connection ~ 3950 4900 Wire Wire Line 3950 4900 3950 5200 Wire Wire Line 4050 4600 3950 4600 Connection ~ 3950 4600 Wire Wire Line 3950 4600 3950 4800 Wire Wire Line 4050 4300 3950 4300 Connection ~ 3950 4300 Wire Wire Line 3950 4300 3950 4500 Wire Wire Line 4050 4000 3950 4000 Connection ~ 3950 4000 Wire Wire Line 3950 4000 3950 4300 Wire Wire Line 4050 4800 3950 4800 Connection ~ 3950 4800 Wire Wire Line 3950 4800 3950 4900 Wire Wire Line 4050 4500 3950 4500 Connection ~ 3950 4500 Wire Wire Line 3950 4500 3950 4600 Wire Wire Line 4050 3900 3650 3900 Wire Wire Line 3650 3900 3650 3250 Wire Wire Line 3650 3250 3350 3250 Wire Wire Line 4050 4200 3550 4200 Wire Wire Line 3550 4200 3550 3650 Wire Wire Line 3550 3650 3350 3650 NoConn ~ 5050 4500 NoConn ~ 5050 4800 Wire Wire Line 6050 4650 6050 1950 Wire Wire Line 8750 4850 8750 1950 Wire Wire Line 8800 4750 8800 1650 Wire Wire Line 4050 5200 3950 5200 Connection ~ 3950 5200 Wire Wire Line 3950 5200 3950 5500 Wire Wire Line 4050 2950 3950 2950 Connection ~ 3950 2950 Wire Wire Line 3950 2950 3950 2650 Wire Wire Line 4050 2850 3850 2850 Wire Wire Line 3850 2850 3850 4850 Wire Wire Line 3850 5100 4050 5100 Text GLabel 2650 4650 0 50 Input ~ 0 HBLANK Text GLabel 2650 4850 0 50 Input ~ 0 VBLANK Wire Wire Line 2650 4850 2850 4850 Wire Wire Line 2650 4650 2850 4650 Connection ~ 3850 4850 Wire Wire Line 3850 4850 3850 5100 Text GLabel 9700 4900 2 50 Output ~ 0 BLUE Wire Wire Line 9450 4900 9700 4900 Text Label 9500 4900 0 50 ~ 0 BLUE Text GLabel 8250 4900 2 50 Output ~ 0 GREEN Wire Wire Line 8000 4900 8250 4900 Text Label 8000 4900 0 50 ~ 0 GREEN Wire Wire Line 7400 1650 7400 4650 Wire Wire Line 7350 1950 7350 4750 Connection ~ 7400 1650 Connection ~ 7350 1950 Wire Wire Line 8700 2250 7300 2250 Connection ~ 7300 2250 Wire Wire Line 7250 2550 8650 2550 Connection ~ 7250 2550 Wire Wire Line 6650 4900 6850 4900 Text Label 6700 4900 0 50 ~ 0 RED Text GLabel 6850 4900 2 50 Output ~ 0 RED $Comp L 74xx:74HC86 U19 U 3 1 5F3D41E2 P 2650 5550 F 0 "U19" H 2650 5550 50 0000 C CNN F 1 "74HC86" H 2600 5350 50 0000 C CNN F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 2650 5550 50 0001 C CNN F 3 "http://www.ti.com/lit/gpn/sn74HC86" H 2650 5550 50 0001 C CNN 3 2650 5550 1 0 0 -1 $EndComp $Comp L 74xx:74HC86 U19 U 4 1 5F3D6EA9 P 2650 6000 F 0 "U19" H 2650 6000 50 0000 C CNN F 1 "74HC86" H 2600 5800 50 0000 C CNN F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 2650 6000 50 0001 C CNN F 3 "http://www.ti.com/lit/gpn/sn74HC86" H 2650 6000 50 0001 C CNN 4 2650 6000 1 0 0 -1 $EndComp $Comp L power:GND #PWR022 U 1 1 5F3DAF34 P 2350 6250 F 0 "#PWR022" H 2350 6000 50 0001 C CNN F 1 "GND" H 2355 6077 50 0000 C CNN F 2 "" H 2350 6250 50 0001 C CNN F 3 "" H 2350 6250 50 0001 C CNN 1 2350 6250 1 0 0 -1 $EndComp Wire Wire Line 2350 6250 2350 6100 Wire Wire Line 2350 6100 2350 5900 Connection ~ 2350 6100 Wire Wire Line 2350 5900 2350 5650 Connection ~ 2350 5900 Wire Wire Line 2350 5650 2350 5450 Connection ~ 2350 5650 NoConn ~ 2950 5550 NoConn ~ 2950 6000 Wire Wire Line 3950 5500 4550 5500 Text GLabel 4250 1350 0 50 Input ~ 0 VCC Wire Wire Line 4550 1350 4250 1350 Connection ~ 4550 1350 $Comp L Diode:1N4148 D1 U 1 1 5D6B8FB6 P 3000 4650 F 0 "D1" H 3000 4434 50 0000 C CNN F 1 "1N4148" H 3000 4525 50 0000 C CNN F 2 "Diode_SMD:D_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 3000 4475 50 0001 C CNN F 3 "http://www.nxp.com/documents/data_sheet/1N4148_1N4448.pdf" H 3000 4650 50 0001 C CNN 1 3000 4650 -1 0 0 1 $EndComp $Comp L Diode:1N4148 D2 U 1 1 5D6B9DBC P 3000 4850 F 0 "D2" H 3000 5050 50 0000 C CNN F 1 "1N4148" H 3000 4950 50 0000 C CNN F 2 "Diode_SMD:D_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 3000 4675 50 0001 C CNN F 3 "http://www.nxp.com/documents/data_sheet/1N4148_1N4448.pdf" H 3000 4850 50 0001 C CNN 1 3000 4850 -1 0 0 1 $EndComp $Comp L Device:R R49 U 1 1 5D6DF48E P 3450 5050 F 0 "R49" H 3380 5004 50 0000 R CNN F 1 "4.7k" H 3380 5095 50 0000 R CNN F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" V 3380 5050 50 0001 C CNN F 3 "~" H 3450 5050 50 0001 C CNN 1 3450 5050 -1 0 0 1 $EndComp Wire Wire Line 3150 4850 3450 4850 Wire Wire Line 3450 4850 3450 4900 Connection ~ 3450 4850 Wire Wire Line 3450 4850 3850 4850 Wire Wire Line 3150 4650 3450 4650 Wire Wire Line 3450 4650 3450 4850 $Comp L power:GND #PWR026 U 1 1 5D71E74B P 3450 5200 F 0 "#PWR026" H 3450 4950 50 0001 C CNN F 1 "GND" H 3455 5027 50 0000 C CNN F 2 "" H 3450 5200 50 0001 C CNN F 3 "" H 3450 5200 50 0001 C CNN 1 3450 5200 1 0 0 -1 $EndComp $EndSCHEMATC