EESchema Schematic File Version 4 EELAYER 30 0 EELAYER END $Descr A4 11693 8268 encoding utf-8 Sheet 6 7 Title "" Date "" Rev "" Comp "" Comment1 "" Comment2 "" Comment3 "" Comment4 "" $EndDescr Wire Wire Line 2400 3400 2550 3400 Wire Wire Line 2400 3700 2400 3400 Wire Wire Line 2950 1150 2950 1400 Wire Wire Line 2950 3600 2950 3750 $Comp L power:+5V #PWR? U 1 1 60087A3B P 2950 1150 AR Path="/60087A3B" Ref="#PWR?" Part="1" AR Path="/60086094/60087A3B" Ref="#PWR0127" Part="1" AR Path="/6012516B/60087A3B" Ref="#PWR0129" Part="1" AR Path="/60128C1A/60087A3B" Ref="#PWR?" Part="1" AR Path="/60128C2E/60087A3B" Ref="#PWR?" Part="1" AR Path="/6012A32F/60087A3B" Ref="#PWR?" Part="1" AR Path="/6012A343/60087A3B" Ref="#PWR?" Part="1" AR Path="/6012DE5C/60087A3B" Ref="#PWR0139" Part="1" AR Path="/6012DE6E/60087A3B" Ref="#PWR0141" Part="1" F 0 "#PWR0139" H 2950 1000 50 0001 C CNN F 1 "+5V" H 2965 1323 50 0000 C CNN F 2 "" H 2950 1150 50 0001 C CNN F 3 "" H 2950 1150 50 0001 C CNN 1 2950 1150 1 0 0 -1 $EndComp $Comp L Memory_EEPROM:28C256 U? U 1 1 60087A41 P 2950 2500 AR Path="/60087A41" Ref="U?" Part="1" AR Path="/60086094/60087A41" Ref="U5" Part="1" AR Path="/6012516B/60087A41" Ref="U6" Part="1" AR Path="/60128C1A/60087A41" Ref="U?" Part="1" AR Path="/60128C2E/60087A41" Ref="U?" Part="1" AR Path="/6012A32F/60087A41" Ref="U?" Part="1" AR Path="/6012A343/60087A41" Ref="U?" Part="1" AR Path="/6012DE5C/60087A41" Ref="U8" Part="1" AR Path="/6012DE6E/60087A41" Ref="U9" Part="1" F 0 "U8" H 2950 3781 50 0000 C CNN F 1 "28C256" H 2950 3690 50 0000 C CNN F 2 "Package_DIP:DIP-28_W15.24mm_Socket" H 2950 2500 50 0001 C CNN F 3 "http://ww1.microchip.com/downloads/en/DeviceDoc/doc0006.pdf" H 2950 2500 50 0001 C CNN 1 2950 2500 1 0 0 -1 $EndComp Entry Wire Line 2000 2700 2100 2800 Entry Wire Line 2000 2800 2100 2900 Entry Wire Line 2000 2900 2100 3000 Wire Wire Line 2100 3000 2550 3000 Wire Wire Line 2100 2900 2550 2900 Wire Wire Line 2100 2800 2550 2800 Text Label 2250 2800 0 50 ~ 0 DEV0 Text Label 2250 2900 0 50 ~ 0 DEV1 Text Label 2250 3000 0 50 ~ 0 DEV2 Entry Wire Line 2200 2600 2300 2700 Entry Wire Line 2200 2500 2300 2600 Entry Wire Line 2200 2400 2300 2500 Entry Wire Line 2200 1500 2300 1600 Entry Wire Line 2200 1600 2300 1700 Entry Wire Line 2200 1700 2300 1800 Entry Wire Line 2200 1800 2300 1900 Entry Wire Line 2200 1900 2300 2000 Entry Wire Line 2200 2000 2300 2100 Entry Wire Line 2200 2100 2300 2200 Entry Wire Line 2200 2200 2300 2300 Entry Wire Line 2200 2300 2300 2400 Wire Wire Line 2300 1600 2550 1600 Wire Wire Line 2300 1700 2550 1700 Wire Wire Line 2300 1800 2550 1800 Wire Wire Line 2300 1900 2550 1900 Wire Wire Line 2300 2000 2550 2000 Wire Wire Line 2300 2100 2550 2100 Wire Wire Line 2300 2200 2550 2200 Wire Wire Line 2300 2300 2550 2300 Wire Wire Line 2300 2400 2550 2400 Wire Wire Line 2300 2500 2550 2500 Wire Wire Line 2300 2600 2550 2600 Wire Wire Line 2300 2700 2550 2700 Text GLabel 2200 1400 1 50 Input ~ 0 A[0..11] Text Label 2300 1600 0 50 ~ 0 A0 Text Label 2300 1700 0 50 ~ 0 A1 Text Label 2300 1800 0 50 ~ 0 A2 Text Label 2300 1900 0 50 ~ 0 A3 Text Label 2300 2000 0 50 ~ 0 A4 Text Label 2300 2100 0 50 ~ 0 A5 Text Label 2300 2200 0 50 ~ 0 A6 Text Label 2300 2300 0 50 ~ 0 A7 Text Label 2300 2400 0 50 ~ 0 A8 Text Label 2300 2500 0 50 ~ 0 A9 Text Label 2300 2600 0 50 ~ 0 A10 Text Label 2300 2700 0 50 ~ 0 A11 Entry Wire Line 3650 1600 3750 1700 Entry Wire Line 3650 1700 3750 1800 Entry Wire Line 3650 1800 3750 1900 Entry Wire Line 3650 1900 3750 2000 Entry Wire Line 3650 2000 3750 2100 Entry Wire Line 3650 2100 3750 2200 Entry Wire Line 3650 2200 3750 2300 Entry Wire Line 3650 2300 3750 2400 Wire Wire Line 3350 1600 3650 1600 Wire Wire Line 3350 1700 3650 1700 Wire Wire Line 3350 1800 3650 1800 Wire Wire Line 3350 1900 3650 1900 Wire Wire Line 3350 2000 3650 2000 Wire Wire Line 3350 2100 3650 2100 Wire Wire Line 3350 2200 3650 2200 Wire Wire Line 3350 2300 3650 2300 Text GLabel 3750 2500 3 50 Input ~ 0 D[0..7] Text Label 3400 1600 0 50 ~ 0 D0 Text Label 3400 1700 0 50 ~ 0 D1 Text Label 3400 1800 0 50 ~ 0 D2 Text Label 3400 1900 0 50 ~ 0 D3 Text Label 3400 2000 0 50 ~ 0 D4 Text Label 3400 2100 0 50 ~ 0 D5 Text Label 3400 2200 0 50 ~ 0 D6 Text Label 3400 2300 0 50 ~ 0 D7 Wire Wire Line 2550 3300 2450 3300 Text GLabel 2450 3300 0 50 Input ~ 0 RD Text GLabel 2000 2650 1 50 Input ~ 0 DEV[0..7] $Comp L Connector:Conn_01x03_Male J? U 1 1 60087A91 P 1450 3200 AR Path="/60087A91" Ref="J?" Part="1" AR Path="/60086094/60087A91" Ref="J1" Part="1" AR Path="/6012516B/60087A91" Ref="J2" Part="1" AR Path="/60128C1A/60087A91" Ref="J?" Part="1" AR Path="/60128C2E/60087A91" Ref="J?" Part="1" AR Path="/6012A32F/60087A91" Ref="J?" Part="1" AR Path="/6012A343/60087A91" Ref="J?" Part="1" AR Path="/6012DE5C/60087A91" Ref="J3" Part="1" AR Path="/6012DE6E/60087A91" Ref="J4" Part="1" F 0 "J3" H 1558 3481 50 0000 C CNN F 1 "Conn_01x03_Male" H 1558 3390 50 0000 C CNN F 2 "Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical" H 1450 3200 50 0001 C CNN F 3 "~" H 1450 3200 50 0001 C CNN 1 1450 3200 1 0 0 -1 $EndComp Wire Wire Line 2550 3200 1650 3200 Wire Wire Line 1650 3100 1800 3100 Wire Wire Line 1800 3100 1800 2900 Text GLabel 1800 2900 1 50 Input ~ 0 WR Wire Wire Line 1650 3300 1800 3300 Wire Wire Line 1800 3300 1800 3500 $Comp L power:GND #PWR0128 U 1 1 60088576 P 2950 3750 AR Path="/60086094/60088576" Ref="#PWR0128" Part="1" AR Path="/6012516B/60088576" Ref="#PWR0130" Part="1" AR Path="/60128C1A/60088576" Ref="#PWR?" Part="1" AR Path="/60128C2E/60088576" Ref="#PWR?" Part="1" AR Path="/6012A32F/60088576" Ref="#PWR?" Part="1" AR Path="/6012A343/60088576" Ref="#PWR?" Part="1" AR Path="/6012DE5C/60088576" Ref="#PWR0140" Part="1" AR Path="/6012DE6E/60088576" Ref="#PWR0142" Part="1" F 0 "#PWR0140" H 2950 3500 50 0001 C CNN F 1 "GND" H 2955 3577 50 0000 C CNN F 2 "" H 2950 3750 50 0001 C CNN F 3 "" H 2950 3750 50 0001 C CNN 1 2950 3750 1 0 0 -1 $EndComp Text HLabel 2400 3700 3 50 Input ~ 0 CS Text HLabel 1800 3500 3 50 Input ~ 0 WR_ROM Wire Bus Line 2000 2650 2000 3000 Wire Bus Line 3750 1600 3750 2500 Wire Bus Line 2200 1400 2200 2700 $EndSCHEMATC