EESchema Schematic File Version 4 EELAYER 30 0 EELAYER END $Descr USLetter 11000 8500 encoding utf-8 Sheet 1 2 Title "GW4201D (RAM2GS II) - EPM240 / 5M240Z / AG256" Date "2021-04-29" Rev "2.0" Comp "Garrett's Workshop" Comment1 "" Comment2 "" Comment3 "" Comment4 "" $EndDescr $Comp L Connector_Generic:Conn_02x22_Counter_Clockwise J1 U 1 1 5C2DE7F9 P 1300 1800 F 0 "J1" H 1350 2950 50 0000 C BNN F 1 "Memory Expansion" H 1350 2900 50 0000 C CNN F 2 "stdpads:AppleIIgsMemoryExpansion_Edge" H 1300 1800 50 0001 C CNN F 3 "~" H 1300 1800 50 0001 C CNN 1 1300 1800 -1 0 0 -1 $EndComp $Comp L power:GND #PWR0101 U 1 1 5C2DE899 P 1500 800 F 0 "#PWR0101" H 1500 550 50 0001 C CNN F 1 "GND" V 1500 650 50 0000 R CNN F 2 "" H 1500 800 50 0001 C CNN F 3 "" H 1500 800 50 0001 C CNN 1 1500 800 0 -1 1 0 $EndComp $Comp L power:GND #PWR0102 U 1 1 5C2DE8D0 P 1000 800 F 0 "#PWR0102" H 1000 550 50 0001 C CNN F 1 "GND" V 1000 650 50 0000 R CNN F 2 "" H 1000 800 50 0001 C CNN F 3 "" H 1000 800 50 0001 C CNN 1 1000 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"stdpads:C_0603" H 1050 7650 50 0001 C CNN F 3 "~" H 1050 7650 50 0001 C CNN F 4 "C23630" H 1050 7650 50 0001 C CNN "LCSC Part" 1 1050 7650 1 0 0 -1 $EndComp $Comp L Device:C_Small C21 U 1 1 5F262E56 P 650 7650 F 0 "C21" H 742 7696 50 0000 L CNN F 1 "2u2" H 742 7605 50 0000 L CNN F 2 "stdpads:C_0603" H 650 7650 50 0001 C CNN F 3 "~" H 650 7650 50 0001 C CNN F 4 "C23630" H 650 7650 50 0001 C CNN "LCSC Part" 1 650 7650 1 0 0 -1 $EndComp $Comp L Device:C_Small C20 U 1 1 5F26081F P 2250 7250 F 0 "C20" H 2342 7296 50 0000 L CNN F 1 "2u2" H 2342 7205 50 0000 L CNN F 2 "stdpads:C_0603" H 2250 7250 50 0001 C CNN F 3 "~" H 2250 7250 50 0001 C CNN F 4 "C23630" H 2250 7250 50 0001 C CNN "LCSC Part" 1 2250 7250 1 0 0 -1 $EndComp Wire Wire Line 1850 7350 2250 7350 Connection ~ 1850 7350 Wire Wire Line 1850 7150 2250 7150 Connection ~ 1850 7150 $Comp L Device:C_Small C19 U 1 1 5F260819 P 1850 7250 F 0 "C19" H 1942 7296 50 0000 L CNN F 1 "2u2" H 1942 7205 50 0000 L CNN F 2 "stdpads:C_0603" H 1850 7250 50 0001 C CNN F 3 "~" H 1850 7250 50 0001 C CNN F 4 "C23630" H 1850 7250 50 0001 C CNN "LCSC Part" 1 1850 7250 1 0 0 -1 $EndComp Wire Wire Line 1450 7350 1850 7350 Connection ~ 1450 7350 Wire Wire Line 1450 7150 1850 7150 Connection ~ 1450 7150 $Comp L Device:C_Small C18 U 1 1 5F260813 P 1450 7250 F 0 "C18" H 1542 7296 50 0000 L CNN F 1 "2u2" H 1542 7205 50 0000 L CNN F 2 "stdpads:C_0603" H 1450 7250 50 0001 C CNN F 3 "~" H 1450 7250 50 0001 C CNN F 4 "C23630" H 1450 7250 50 0001 C CNN "LCSC Part" 1 1450 7250 1 0 0 -1 $EndComp Wire Wire Line 1050 7350 1450 7350 Wire Wire Line 650 7350 1050 7350 Connection ~ 1050 7350 Wire Wire Line 1050 7150 1450 7150 Wire Wire Line 650 7150 1050 7150 Connection ~ 1050 7150 $Comp L Device:C_Small C17 U 1 1 5F26080D P 1050 7250 F 0 "C17" H 1142 7296 50 0000 L CNN F 1 "2u2" H 1142 7205 50 0000 L CNN F 2 "stdpads:C_0603" H 1050 7250 50 0001 C CNN F 3 "~" H 1050 7250 50 0001 C CNN F 4 "C23630" H 1050 7250 50 0001 C CNN "LCSC Part" 1 1050 7250 1 0 0 -1 $EndComp $Comp L Device:C_Small C16 U 1 1 5F260807 P 650 7250 F 0 "C16" H 742 7296 50 0000 L CNN F 1 "2u2" H 742 7205 50 0000 L CNN F 2 "stdpads:C_0603" H 650 7250 50 0001 C CNN F 3 "~" H 650 7250 50 0001 C CNN F 4 "C23630" H 650 7250 50 0001 C CNN "LCSC Part" 1 650 7250 1 0 0 -1 $EndComp $Comp L Device:C_Small C15 U 1 1 5F25E50B P 2250 6850 F 0 "C15" H 2342 6896 50 0000 L CNN F 1 "2u2" H 2342 6805 50 0000 L CNN F 2 "stdpads:C_0603" H 2250 6850 50 0001 C CNN F 3 "~" H 2250 6850 50 0001 C CNN F 4 "C23630" H 2250 6850 50 0001 C CNN "LCSC Part" 1 2250 6850 1 0 0 -1 $EndComp Wire Wire Line 1050 6950 1450 6950 Connection ~ 1450 6950 Wire Wire Line 1050 6750 1450 6750 Connection ~ 1450 6750 $Comp L Device:C_Small C13 U 1 1 5F25E4FF P 1450 6850 F 0 "C13" H 1542 6896 50 0000 L CNN F 1 "2u2" H 1542 6805 50 0000 L CNN F 2 "stdpads:C_0603" H 1450 6850 50 0001 C CNN F 3 "~" H 1450 6850 50 0001 C CNN F 4 "C23630" H 1450 6850 50 0001 C CNN "LCSC Part" 1 1450 6850 1 0 0 -1 $EndComp $Comp L Device:C_Small C12 U 1 1 5F25E4F9 P 1050 6850 F 0 "C12" H 1142 6896 50 0000 L CNN F 1 "2u2" H 1142 6805 50 0000 L CNN F 2 "stdpads:C_0603" H 1050 6850 50 0001 C CNN F 3 "~" H 1050 6850 50 0001 C CNN F 4 "C23630" H 1050 6850 50 0001 C CNN "LCSC Part" 1 1050 6850 1 0 0 -1 $EndComp $Comp L Device:C_Small C11 U 1 1 5F25E4F3 P 650 6850 F 0 "C11" H 742 6896 50 0000 L CNN F 1 "2u2" H 742 6805 50 0000 L CNN F 2 "stdpads:C_0603" H 650 6850 50 0001 C CNN F 3 "~" H 650 6850 50 0001 C CNN F 4 "C23630" H 650 6850 50 0001 C CNN "LCSC Part" 1 650 6850 1 0 0 -1 $EndComp $Comp L Device:C_Small C9 U 1 1 5F2596EA P 2250 6450 F 0 "C9" H 2342 6496 50 0000 L CNN F 1 "2u2" H 2342 6405 50 0000 L CNN F 2 "stdpads:C_0603" H 2250 6450 50 0001 C CNN F 3 "~" H 2250 6450 50 0001 C CNN F 4 "C23630" H 2250 6450 50 0001 C CNN "LCSC Part" 1 2250 6450 1 0 0 -1 $EndComp $Comp L Device:C_Small C8 U 1 1 5F2596E4 P 1450 6450 F 0 "C8" H 1542 6496 50 0000 L CNN F 1 "2u2" H 1542 6405 50 0000 L CNN F 2 "stdpads:C_0603" H 1450 6450 50 0001 C CNN F 3 "~" H 1450 6450 50 0001 C CNN F 4 "C23630" H 1450 6450 50 0001 C CNN "LCSC Part" 1 1450 6450 1 0 0 -1 $EndComp Connection ~ 1450 6550 Wire Wire Line 1050 6550 1450 6550 Connection ~ 1450 6350 Wire Wire Line 1050 6350 1450 6350 $Comp L Device:C_Small C7 U 1 1 5F258D44 P 1050 6450 F 0 "C7" H 1142 6496 50 0000 L CNN F 1 "2u2" H 1142 6405 50 0000 L CNN F 2 "stdpads:C_0603" H 1050 6450 50 0001 C CNN F 3 "~" H 1050 6450 50 0001 C CNN F 4 "C23630" H 1050 6450 50 0001 C CNN "LCSC Part" 1 1050 6450 1 0 0 -1 $EndComp $Comp L power:GND #PWR0144 U 1 1 5F234A2F P 2250 7350 F 0 "#PWR0144" H 2250 7100 50 0001 C CNN F 1 "GND" H 2250 7200 50 0000 C CNN F 2 "" H 2250 7350 50 0001 C CNN F 3 "" H 2250 7350 50 0001 C CNN 1 2250 7350 -1 0 0 -1 $EndComp Connection ~ 1050 6950 Wire Wire Line 650 6950 1050 6950 Connection ~ 1050 6750 Wire Wire Line 650 6750 1050 6750 $Comp L Device:C_Small C6 U 1 1 5F2517FD P 650 6450 F 0 "C6" H 742 6496 50 0000 L CNN F 1 "2u2" H 742 6405 50 0000 L CNN F 2 "stdpads:C_0603" H 650 6450 50 0001 C CNN F 3 "~" H 650 6450 50 0001 C CNN F 4 "C23630" H 650 6450 50 0001 C CNN "LCSC Part" 1 650 6450 1 0 0 -1 $EndComp Connection ~ 1050 6550 Wire Wire Line 650 6550 1050 6550 Connection ~ 1050 6350 Wire Wire Line 650 6350 1050 6350 $Comp L power:+3V3 #PWR0147 U 1 1 5F24323B P 2250 5950 F 0 "#PWR0147" H 2250 5800 50 0001 C CNN F 1 "+3V3" H 2250 6100 50 0000 C CNN F 2 "" H 2250 5950 50 0001 C CNN F 3 "" H 2250 5950 50 0001 C CNN 1 2250 5950 1 0 0 -1 $EndComp $Comp L power:GND #PWR0146 U 1 1 5F239F15 P 2250 7750 F 0 "#PWR0146" H 2250 7500 50 0001 C CNN F 1 "GND" H 2250 7600 50 0000 C CNN F 2 "" H 2250 7750 50 0001 C CNN F 3 "" H 2250 7750 50 0001 C CNN 1 2250 7750 -1 0 0 -1 $EndComp Connection ~ 650 7550 $Comp L power:+3V3 #PWR0145 U 1 1 5F239F0F P 650 7550 F 0 "#PWR0145" H 650 7400 50 0001 C CNN F 1 "+3V3" H 650 7700 50 0000 C CNN F 2 "" H 650 7550 50 0001 C CNN F 3 "" H 650 7550 50 0001 C CNN 1 650 7550 1 0 0 -1 $EndComp Connection ~ 650 7150 $Comp L power:+3V3 #PWR0143 U 1 1 5F234A29 P 650 7150 F 0 "#PWR0143" H 650 7000 50 0001 C CNN F 1 "+3V3" H 650 7300 50 0000 C CNN F 2 "" H 650 7150 50 0001 C CNN F 3 "" H 650 7150 50 0001 C CNN 1 650 7150 1 0 0 -1 $EndComp $Comp L power:GND #PWR0142 U 1 1 5F23065E P 2250 6950 F 0 "#PWR0142" H 2250 6700 50 0001 C CNN F 1 "GND" H 2250 6800 50 0000 C CNN F 2 "" H 2250 6950 50 0001 C CNN F 3 "" H 2250 6950 50 0001 C CNN 1 2250 6950 -1 0 0 -1 $EndComp Connection ~ 650 6750 $Comp L power:+3V3 #PWR0141 U 1 1 5F230658 P 650 6750 F 0 "#PWR0141" H 650 6600 50 0001 C CNN F 1 "+3V3" H 650 6900 50 0000 C CNN F 2 "" H 650 6750 50 0001 C CNN F 3 "" H 650 6750 50 0001 C CNN 1 650 6750 1 0 0 -1 $EndComp Connection ~ 650 6350 $Comp L power:+3V3 #PWR0139 U 1 1 5F212B2F P 650 6350 F 0 "#PWR0139" H 650 6200 50 0001 C CNN F 1 "+3V3" H 650 6500 50 0000 C CNN F 2 "" H 650 6350 50 0001 C CNN F 3 "" H 650 6350 50 0001 C CNN 1 650 6350 1 0 0 -1 $EndComp Connection ~ 650 5950 $Comp L power:+5V #PWR0138 U 1 1 5F1F9E38 P 650 5950 F 0 "#PWR0138" H 650 5800 50 0001 C CNN F 1 "+5V" H 650 6100 50 0000 C CNN F 2 "" H 650 5950 50 0001 C CNN F 3 "" H 650 5950 50 0001 C CNN 1 650 5950 -1 0 0 -1 $EndComp Connection ~ 2250 6150 $Comp L power:GND #PWR0137 U 1 1 5F1F99E2 P 2650 6150 F 0 "#PWR0137" H 2650 5900 50 0001 C CNN F 1 "GND" H 2650 6000 50 0000 C CNN F 2 "" H 2650 6150 50 0001 C CNN F 3 "" H 2650 6150 50 0001 C CNN 1 2650 6150 -1 0 0 -1 $EndComp $Comp L power:+3V3 #PWR0119 U 1 1 5E959F1B P 3900 4950 F 0 "#PWR0119" H 3900 4800 50 0001 C CNN F 1 "+3V3" H 3850 5100 50 0000 C CNN F 2 "" H 3900 4950 50 0001 C CNN F 3 "" H 3900 4950 50 0001 C CNN 1 3900 4950 1 0 0 -1 $EndComp Wire Wire Line 4000 4650 4000 5050 $Comp L Device:R_Pack04 RN5 U 1 1 5EDD8E07 P 4100 5750 F 0 "RN5" V 4300 5750 50 0000 C CNN F 1 "4x33" V 4350 5750 50 0000 C TNN F 2 "stdpads:R4_0402" V 4375 5750 50 0001 C CNN F 3 "~" H 4100 5750 50 0001 C CNN F 4 "C25501" H 4100 5750 50 0001 C CNN "LCSC Part" 1 4100 5750 0 1 1 0 $EndComp $Comp L Device:R_Pack04 RN4 U 1 1 5EDD8E01 P 4100 5350 F 0 "RN4" V 3750 5350 50 0000 C BNN F 1 "4x33" V 3800 5350 50 0000 C CNN F 2 "stdpads:R4_0402" V 4375 5350 50 0001 C CNN F 3 "~" H 4100 5350 50 0001 C CNN F 4 "C25501" H 4100 5350 50 0001 C CNN "LCSC Part" 1 4100 5350 0 1 1 0 $EndComp Text Label 4300 5850 0 50 ~ 0 Ain9 Text Label 4300 5750 0 50 ~ 0 Ain8 Text Label 4300 5650 0 50 ~ 0 Ain6 Text Label 4300 5550 0 50 ~ 0 Ain3 Text Label 4300 5450 0 50 ~ 0 Ain4 Text Label 4300 5350 0 50 ~ 0 Ain5 Text Label 4300 5250 0 50 ~ 0 Ain7 Text Label 4300 5150 0 50 ~ 0 ~CRAS~in $Comp L GW_Logic:74245 U6 U 1 1 5E9523D4 P 3500 4100 F 0 "U6" H 3500 4700 50 0000 C CNN F 1 "74LVC245APW" H 3500 3500 50 0000 C CNN F 2 "stdpads:TSSOP-20_4.4x6.5mm_P0.65mm" H 3500 3450 50 0001 C TNN F 3 "" H 3500 4200 60 0001 C CNN F 4 "C6082" H 3500 4100 50 0001 C CNN "LCSC Part" 1 3500 4100 1 0 0 -1 $EndComp Text Label 3900 3950 0 50 ~ 0 Ain0 Text Label 3900 2650 0 50 ~ 0 Din1 Text Label 3900 2750 0 50 ~ 0 Din3 Text Label 3100 2650 2 50 ~ 0 FD3 Text Label 3100 2550 2 50 ~ 0 FD1 Text Label 3100 2450 2 50 ~ 0 FD2 Text Label 3100 1650 2 50 ~ 0 FD3 Text Label 3100 1150 2 50 ~ 0 FD0 Text Label 3900 4550 0 50 ~ 0 CROWin1 Text Label 3900 4450 0 50 ~ 0 CROWin0 Text Label 3900 4350 0 50 ~ 0 ~CCAS~in Text Label 3900 4250 0 50 ~ 0 PH2in Text Label 3900 4150 0 50 ~ 0 Ain1 Text Label 3900 4050 0 50 ~ 0 Ain2 Text Label 3900 3850 0 50 ~ 0 ~WE~in Text Label 3100 5750 2 50 ~ 0 FRA9 Text Label 3100 5650 2 50 ~ 0 FRA8 Text Label 3100 5550 2 50 ~ 0 FRA6 Text Label 3100 5450 2 50 ~ 0 FRA3 Text Label 3100 5350 2 50 ~ 0 FRA4 Text Label 3100 5250 2 50 ~ 0 FRA5 Text Label 3100 5150 2 50 ~ 0 FRA7 Text Label 3100 5050 2 50 ~ 0 ~CRAS~ Text Label 3100 4450 2 50 ~ 0 CROW1 Text Label 3100 4350 2 50 ~ 0 CROW0 Text Label 3100 4250 2 50 ~ 0 ~CCAS~ Text Label 3100 4150 2 50 ~ 0 PH2 Text Label 3100 4050 2 50 ~ 0 FRA1 Text Label 3100 3950 2 50 ~ 0 FRA2 Text Label 3100 3850 2 50 ~ 0 FRA0 Text Label 3100 3750 2 50 ~ 0 ~FWE~ Text Label 3900 2850 0 50 ~ 0 Din5 Text Label 3900 3150 0 50 ~ 0 Din6 Text Label 3900 2950 0 50 ~ 0 Din4 Text Label 3900 3050 0 50 ~ 0 Din7 Text Label 3900 2550 0 50 ~ 0 Din2 Text Label 3900 3250 0 50 ~ 0 Din0 Text Label 3100 2750 2 50 ~ 0 FD5 Text Label 3100 3050 2 50 ~ 0 FD6 Text Label 3100 2850 2 50 ~ 0 FD4 Text Label 3100 2950 2 50 ~ 0 FD7 Text Label 3100 3150 2 50 ~ 0 FD0 Text Label 3900 1650 0 50 ~ 0 Dout5 Text Label 3900 1350 0 50 ~ 0 Dout6 Text Label 3900 1550 0 50 ~ 0 Dout4 Text Label 3900 1450 0 50 ~ 0 Dout7 Text Label 3900 1950 0 50 ~ 0 Dout2 Text Label 3900 1850 0 50 ~ 0 Dout1 Text Label 3900 1250 0 50 ~ 0 Dout0 Text Label 3900 1750 0 50 ~ 0 Dout3 Text Label 3100 1550 2 50 ~ 0 FD5 Text Label 3100 1250 2 50 ~ 0 FD6 Text Label 3100 1450 2 50 ~ 0 FD4 Text Label 3100 1350 2 50 ~ 0 FD7 Text Label 3100 1850 2 50 ~ 0 FD2 Text Label 3100 1750 2 50 ~ 0 FD1 Wire Wire Line 4000 5050 3900 5050 Wire Wire Line 4000 4650 4100 4650 $Comp L power:GND #PWR0126 U 1 1 5E95EF63 P 4100 4650 F 0 "#PWR0126" H 4100 4400 50 0001 C CNN F 1 "GND" H 4100 4500 50 0000 C CNN F 2 "" H 4100 4650 50 0001 C CNN F 3 "" H 4100 4650 50 0001 C CNN 1 4100 4650 -1 0 0 -1 $EndComp Wire Wire Line 4000 2450 3900 2450 Wire Wire Line 4000 2250 4100 2250 Wire Wire Line 4000 2450 4000 2250 $Comp L power:GND #PWR0125 U 1 1 5E95E0DE P 4100 2250 F 0 "#PWR0125" H 4100 2000 50 0001 C CNN F 1 "GND" H 4100 2100 50 0000 C CNN F 2 "" H 4100 2250 50 0001 C CNN F 3 "" H 4100 2250 50 0001 C CNN 1 4100 2250 -1 0 0 -1 $EndComp Wire Wire Line 4000 3750 3900 3750 Wire Wire Line 4000 3550 4100 3550 Wire Wire Line 4000 3750 4000 3550 $Comp L power:GND #PWR0124 U 1 1 5E95D664 P 4100 3550 F 0 "#PWR0124" H 4100 3300 50 0001 C CNN F 1 "GND" H 4100 3400 50 0000 C CNN F 2 "" H 4100 3550 50 0001 C CNN F 3 "" H 4100 3550 50 0001 C CNN 1 4100 3550 -1 0 0 -1 $EndComp $Comp L power:+3V3 #PWR0123 U 1 1 5E95C277 P 3100 3650 F 0 "#PWR0123" H 3100 3500 50 0001 C CNN F 1 "+3V3" H 3100 3800 50 0000 C CNN F 2 "" H 3100 3650 50 0001 C CNN F 3 "" H 3100 3650 50 0001 C CNN 1 3100 3650 1 0 0 -1 $EndComp $Comp L power:+3V3 #PWR0122 U 1 1 5E95B2D8 P 3100 2350 F 0 "#PWR0122" H 3100 2200 50 0001 C CNN F 1 "+3V3" H 3100 2500 50 0000 C CNN F 2 "" H 3100 2350 50 0001 C CNN F 3 "" H 3100 2350 50 0001 C CNN 1 3100 2350 1 0 0 -1 $EndComp $Comp L power:+3V3 #PWR0121 U 1 1 5E95ADF4 P 3900 2350 F 0 "#PWR0121" H 3900 2200 50 0001 C CNN F 1 "+3V3" H 3900 2500 50 0000 C CNN F 2 "" H 3900 2350 50 0001 C CNN F 3 "" H 3900 2350 50 0001 C CNN 1 3900 2350 1 0 0 -1 $EndComp $Comp L power:+3V3 #PWR0120 U 1 1 5E95A913 P 3900 3650 F 0 "#PWR0120" H 3900 3500 50 0001 C CNN F 1 "+3V3" H 3900 3800 50 0000 C CNN F 2 "" H 3900 3650 50 0001 C CNN F 3 "" H 3900 3650 50 0001 C CNN 1 3900 3650 1 0 0 -1 $EndComp $Comp L power:+3V3 #PWR0118 U 1 1 5E959593 P 3100 4950 F 0 "#PWR0118" H 3100 4800 50 0001 C CNN F 1 "+3V3" H 3100 5100 50 0000 C CNN F 2 "" H 3100 4950 50 0001 C CNN F 3 "" H 3100 4950 50 0001 C CNN 1 3100 4950 1 0 0 -1 $EndComp Wire Wire Line 3100 850 3000 850 Wire Wire Line 3100 1050 3100 850 $Comp L power:GND #PWR0117 U 1 1 5E957E2A P 3000 850 F 0 "#PWR0117" H 3000 600 50 0001 C CNN F 1 "GND" H 3000 700 50 0000 C CNN F 2 "" H 3000 850 50 0001 C CNN F 3 "" H 3000 850 50 0001 C CNN 1 3000 850 1 0 0 -1 $EndComp $Comp L power:GND #PWR0115 U 1 1 5E95521F P 3100 1950 F 0 "#PWR0115" H 3100 1700 50 0001 C CNN F 1 "GND" H 3100 1800 50 0000 C CNN F 2 "" H 3100 1950 50 0001 C CNN F 3 "" H 3100 1950 50 0001 C CNN 1 3100 1950 -1 0 0 -1 $EndComp $Comp L power:GND #PWR0114 U 1 1 5E954F76 P 3100 3250 F 0 "#PWR0114" H 3100 3000 50 0001 C CNN F 1 "GND" H 3100 3100 50 0000 C CNN F 2 "" H 3100 3250 50 0001 C CNN F 3 "" H 3100 3250 50 0001 C CNN 1 3100 3250 -1 0 0 -1 $EndComp $Comp L power:GND #PWR0112 U 1 1 5E954B70 P 3100 5850 F 0 "#PWR0112" H 3100 5600 50 0001 C CNN F 1 "GND" H 3100 5700 50 0000 C CNN F 2 "" H 3100 5850 50 0001 C CNN F 3 "" H 3100 5850 50 0001 C CNN 1 3100 5850 -1 0 0 -1 $EndComp $Comp L power:GND #PWR0111 U 1 1 5E954345 P 3100 4550 F 0 "#PWR0111" H 3100 4300 50 0001 C CNN F 1 "GND" H 3100 4400 50 0000 C CNN F 2 "" H 3100 4550 50 0001 C CNN F 3 "" H 3100 4550 50 0001 C CNN 1 3100 4550 -1 0 0 -1 $EndComp $Comp L GW_Logic:74245 U5 U 1 1 5E9514FC P 3500 2800 F 0 "U5" H 3500 3400 50 0000 C CNN F 1 "74LVC245APW" H 3500 2200 50 0000 C CNN F 2 "stdpads:TSSOP-20_4.4x6.5mm_P0.65mm" H 3500 2150 50 0001 C TNN F 3 "" H 3500 2900 60 0001 C CNN F 4 "C6082" H 3500 2800 50 0001 C CNN "LCSC Part" 1 3500 2800 1 0 0 -1 $EndComp NoConn ~ 7250 3200 NoConn ~ 7250 3300 NoConn ~ 7250 3400 NoConn ~ 7250 3500 NoConn ~ 7250 3600 NoConn ~ 7250 3700 NoConn ~ 7250 3800 NoConn ~ 7250 3900 NoConn ~ 7250 4000 NoConn ~ 7250 4100 NoConn ~ 7250 4200 NoConn ~ 7250 4300 NoConn ~ 7250 1900 NoConn ~ 7250 2000 NoConn ~ 7250 2100 NoConn ~ 7250 2200 NoConn ~ 7250 2300 NoConn ~ 9400 4950 Wire Wire Line 8550 5150 8600 5150 $Comp L GW_Logic:741G04GW U10 U 1 1 5EBE653F P 9050 5050 F 0 "U10" H 9050 5300 50 0000 C CNN F 1 "74LVC1G04GW" H 9050 4800 50 0000 C CNN F 2 "stdpads:SOT-353" H 9050 4750 50 0001 C TNN F 3 "" H 9050 4850 60 0001 C CNN F 4 "C10237" H 9050 5050 50 0001 C CNN "LCSC Part" 1 9050 5050 -1 0 0 -1 $EndComp $Comp L power:+3V3 #PWR0156 U 1 1 5EBEC19A P 8650 4950 F 0 "#PWR0156" H 8650 4800 50 0001 C CNN F 1 "+3V3" H 8650 5100 50 0000 C CNN F 2 "" H 8650 4950 50 0001 C CNN F 3 "" H 8650 4950 50 0001 C CNN 1 8650 4950 -1 0 0 -1 $EndComp Text Label 8150 5150 2 50 ~ 0 AClk $Comp L Device:R_Pack04 RN1 U 1 1 5E97937D P 8350 5050 F 0 "RN1" V 8050 5050 50 0000 C CNN F 1 "4x33" V 8550 5050 50 0000 C CNN F 2 "stdpads:R4_0402" V 8625 5050 50 0001 C CNN F 3 "~" H 8350 5050 50 0001 C CNN F 4 "C25501" H 8350 5050 50 0001 C CNN "LCSC Part" 1 8350 5050 0 -1 1 0 $EndComp Text Label 8150 4850 2 50 ~ 0 RClk $Comp L power:GND #PWR0116 U 1 1 5EC2C162 P 4900 1150 F 0 "#PWR0116" H 4900 900 50 0001 C CNN F 1 "GND" H 4900 1000 50 0000 C CNN F 2 "" H 4900 1150 50 0001 C CNN F 3 "" H 4900 1150 50 0001 C CNN 1 4900 1150 -1 0 0 -1 $EndComp $Comp L GW_Logic:741G04GW U9 U 1 1 5EC2BBFE P 4500 1050 F 0 "U9" H 4500 1050 50 0000 C CNN F 1 "74LVC1G04GW" H 4500 800 50 0000 C CNN F 2 "stdpads:SOT-353" H 4500 750 50 0001 C TNN F 3 "" H 4500 850 60 0001 C CNN F 4 "C10237" H 4500 1050 50 0001 C CNN "LCSC Part" 1 4500 1050 -1 0 0 -1 $EndComp NoConn ~ 4850 950 $Comp L GW_Logic:74245 U7 U 1 1 5E9535D4 P 3500 5400 F 0 "U7" H 3500 6000 50 0000 C CNN F 1 "74LVC245APW" H 3500 4800 50 0000 C CNN F 2 "stdpads:TSSOP-20_4.4x6.5mm_P0.65mm" H 3500 4750 50 0001 C TNN F 3 "" H 3500 5500 60 0001 C CNN F 4 "C6082" H 3500 5400 50 0001 C CNN "LCSC Part" 1 3500 5400 1 0 0 -1 $EndComp Wire Wire Line 5850 900 5950 900 Wire Wire Line 5850 5700 5950 5700 Wire Wire Line 6050 900 6150 900 Connection ~ 6150 900 Wire Wire Line 6150 900 6250 900 Connection ~ 6250 900 Wire Wire Line 6250 900 6350 900 Connection ~ 6350 900 Wire Wire Line 6350 900 6450 900 Connection ~ 6450 900 Wire Wire Line 6450 900 6550 900 Connection ~ 6550 5700 Connection ~ 5950 5700 Wire Wire Line 5950 5700 6050 5700 Connection ~ 6050 5700 Wire Wire Line 6050 5700 6150 5700 Connection ~ 6150 5700 Wire Wire Line 6150 5700 6250 5700 Connection ~ 6250 5700 Wire Wire Line 6250 5700 6350 5700 Connection ~ 6350 5700 Wire Wire Line 6350 5700 6450 5700 Connection ~ 6450 5700 Wire Wire Line 6450 5700 6550 5700 NoConn ~ 8150 4950 NoConn ~ 8150 5050 Wire Wire Line 8600 5150 8600 4850 Wire Wire Line 8600 4850 8550 4850 Connection ~ 8600 5150 Wire Wire Line 8600 5150 8650 5150 NoConn ~ 8550 4950 NoConn ~ 8550 5050 Text Label 4900 1050 0 50 ~ 0 ~CSEL~ $Comp L Mechanical:MountingHole_Pad H5 U 1 1 5F88103E P 2650 4050 F 0 "H5" H 2750 4101 50 0000 L CNN F 1 " " H 2750 4010 50 0000 L CNN F 2 "stdpads:PasteHole_1.152mm_NPTH" H 2650 4050 50 0001 C CNN F 3 "~" H 2650 4050 50 0001 C CNN 1 2650 4050 1 0 0 -1 $EndComp $Comp L power:GND #PWR0113 U 1 1 5F881044 P 2650 4150 F 0 "#PWR0113" H 2650 3900 50 0001 C CNN F 1 "GND" H 2655 3977 50 0000 C CNN F 2 "" H 2650 4150 50 0001 C CNN F 3 "" H 2650 4150 50 0001 C CNN 1 2650 4150 1 0 0 -1 $EndComp Connection ~ 2650 4150 Wire Wire Line 2150 4150 2650 4150 $Comp L Device:R_Small R3 U 1 1 5F2CC469 P 4000 1150 F 0 "R3" V 3950 1150 50 0000 C BNN F 1 "100" V 4000 1150 40 0000 C CNN F 2 "stdpads:R_0805" H 4000 1150 50 0001 C CNN F 3 "~" H 4000 1150 50 0001 C CNN F 4 "C17408" V 4000 1150 50 0001 C CNN "LCSC Part" 1 4000 1150 0 1 1 0 $EndComp Wire Wire Line 2050 4450 1850 4450 Wire Wire Line 1150 4450 1250 4450 Connection ~ 2250 6950 Connection ~ 2250 7350 Connection ~ 2250 7750 $Comp L Device:C_Small C26 U 1 1 5F92777A P 2650 6050 F 0 "C26" H 2742 6096 50 0000 L CNN F 1 "10u" H 2742 6005 50 0000 L CNN F 2 "stdpads:C_0805" H 2650 6050 50 0001 C CNN F 3 "~" H 2650 6050 50 0001 C CNN F 4 "C15850" H 2650 6050 50 0001 C CNN "LCSC Part" 1 2650 6050 1 0 0 -1 $EndComp Wire Wire Line 2250 6150 2650 6150 Wire Wire Line 2650 5950 2250 5950 Connection ~ 2250 5950 Connection ~ 2650 6150 $Comp L power:+3V3 #PWR0148 U 1 1 5F93EC7D P 4100 950 F 0 "#PWR0148" H 4100 800 50 0001 C CNN F 1 "+3V3" H 4100 1100 50 0000 C CNN F 2 "" H 4100 950 50 0001 C CNN F 3 "" H 4100 950 50 0001 C CNN 1 4100 950 1 0 0 -1 $EndComp $Comp L power:+5V #PWR0157 U 1 1 5F940CD5 P 3900 1050 F 0 "#PWR0157" H 3900 900 50 0001 C CNN F 1 "+5V" H 3900 1200 50 0000 C CNN F 2 "" H 3900 1050 50 0001 C CNN F 3 "" H 3900 1050 50 0001 C CNN 1 3900 1050 1 0 0 -1 $EndComp $Comp L GW_Logic:74245 U4 U 1 1 5E950437 P 3500 1500 F 0 "U4" H 3500 2100 50 0000 C CNN F 1 "74AHCT245PW" H 3500 900 50 0000 C CNN F 2 "stdpads:TSSOP-20_4.4x6.5mm_P0.65mm" H 3500 850 50 0001 C TNN F 3 "" H 3500 1600 60 0001 C CNN F 4 "C173388" H 3500 1500 50 0001 C CNN "LCSC Part" 1 3500 1500 1 0 0 -1 $EndComp Wire Wire Line 8700 4200 8700 4100 Connection ~ 8700 4200 $Comp L power:GND #PWR0158 U 1 1 607C165A P 8700 3400 F 0 "#PWR0158" H 8700 3150 50 0001 C CNN F 1 "GND" H 8700 3250 50 0000 C CNN F 2 "" H 8700 3400 50 0001 C CNN F 3 "" H 8700 3400 50 0001 C CNN 1 8700 3400 0 1 -1 0 $EndComp $Comp L power:GND #PWR0159 U 1 1 871A171C P 1550 5550 F 0 "#PWR0159" H 1550 5300 50 0001 C CNN F 1 "GND" H 1550 5400 50 0000 C CNN F 2 "" H 1550 5550 50 0001 C CNN F 3 "" H 1550 5550 50 0001 C CNN 1 1550 5550 -1 0 0 -1 $EndComp Wire Wire Line 1250 5250 1150 5250 Wire Wire Line 1150 5250 1150 5150 Connection ~ 1150 4450 Wire Wire Line 1250 5150 1150 5150 Connection ~ 1150 5150 Wire Wire Line 1150 5150 1150 4450 $Comp L Regulator_Linear:AP2127K-1.8 U11 U 1 1 8719FB68 P 1550 5250 F 0 "U11" H 1550 5250 50 0000 C CNN F 1 "DNP" H 1550 5450 50 0000 C BNN F 2 "stdpads:SOT-23-5" H 1550 5575 50 0001 C CNN F 3 "https://www.diodes.com/assets/Datasheets/AP2127.pdf" H 1550 5350 50 0001 C CNN 1 1550 5250 1 0 0 -1 $EndComp Wire Wire Line 1850 5150 2050 5150 $Comp L Device:C_Small C28 U 1 1 871B6E7B P 2050 5250 F 0 "C28" H 2142 5296 50 0000 L CNN F 1 "2u2" H 2142 5205 50 0000 L CNN F 2 "stdpads:C_0603" H 2050 5250 50 0001 C CNN F 3 "~" H 2050 5250 50 0001 C CNN F 4 "C23630" H 2050 5250 50 0001 C CNN "LCSC Part" 1 2050 5250 1 0 0 -1 $EndComp Wire Wire Line 2050 5350 2050 5550 Wire Wire Line 2050 5550 1550 5550 Connection ~ 1550 5550 $Comp L power:+1V8 #PWR0160 U 1 1 871BC45D P 2050 5150 F 0 "#PWR0160" H 2050 5000 50 0001 C CNN F 1 "+1V8" H 2050 5300 50 0000 C CNN F 2 "" H 2050 5150 50 0001 C CNN F 3 "" H 2050 5150 50 0001 C CNN 1 2050 5150 1 0 0 -1 $EndComp Connection ~ 2050 5150 $Comp L Device:R_Small R4 U 1 1 871C5B73 P 1850 4800 F 0 "R4" H 1791 4846 50 0000 R CNN F 1 "0" H 1791 4755 50 0000 R CNN F 2 "stdpads:R_0805" H 1850 4800 50 0001 C CNN F 3 "~" H 1850 4800 50 0001 C CNN F 4 "C17477" H 1850 4800 50 0001 C CNN "LCSC Part" 1 1850 4800 -1 0 0 -1 $EndComp Wire Wire Line 1850 4700 1850 4450 Connection ~ 1850 4450 Connection ~ 1850 5150 Wire Wire Line 1850 4900 1850 5150 Wire Wire Line 6650 5700 6550 5700 Connection ~ 6650 5700 Connection ~ 6550 900 $Comp L power:+1V8 #PWR? U 1 1 871E812C P 5850 900 F 0 "#PWR?" H 5850 750 50 0001 C CNN F 1 "+1V8" H 5850 1050 50 0000 C CNN F 2 "" H 5850 900 50 0001 C CNN F 3 "" H 5850 900 50 0001 C CNN 1 5850 900 1 0 0 -1 $EndComp Connection ~ 5850 900 $Comp L power:GND #PWR0140 U 1 1 5F21322E P 2650 6550 F 0 "#PWR0140" H 2650 6300 50 0001 C CNN F 1 "GND" H 2650 6400 50 0000 C CNN F 2 "" H 2650 6550 50 0001 C CNN F 3 "" H 2650 6550 50 0001 C CNN 1 2650 6550 -1 0 0 -1 $EndComp $Comp L Device:C_Small C27 U 1 1 5F944E67 P 1850 6450 F 0 "C27" H 1942 6496 50 0000 L CNN F 1 "2u2" H 1942 6405 50 0000 L CNN F 2 "stdpads:C_0603" H 1850 6450 50 0001 C CNN F 3 "~" H 1850 6450 50 0001 C CNN F 4 "C23630" H 1850 6450 50 0001 C CNN "LCSC Part" 1 1850 6450 1 0 0 -1 $EndComp $Comp L Device:C_Small C14 U 1 1 5F25E505 P 2650 6450 F 0 "C14" H 2742 6496 50 0000 L CNN F 1 "2u2" H 2742 6405 50 0000 L CNN F 2 "stdpads:C_0603" H 2650 6450 50 0001 C CNN F 3 "~" H 2650 6450 50 0001 C CNN F 4 "C23630" H 2650 6450 50 0001 C CNN "LCSC Part" 1 2650 6450 1 0 0 -1 $EndComp Connection ~ 1850 6750 Wire Wire Line 1850 6750 2250 6750 Connection ~ 1850 6950 Wire Wire Line 1850 6950 2250 6950 Wire Wire Line 1450 6550 1850 6550 Wire Wire Line 1450 6350 1850 6350 Wire Wire Line 1450 6950 1850 6950 Wire Wire Line 1450 6750 1850 6750 $Comp L Device:C_Small C10 U 1 1 5F25BCF6 P 1850 6850 F 0 "C10" H 1942 6896 50 0000 L CNN F 1 "2u2" H 1942 6805 50 0000 L CNN F 2 "stdpads:C_0603" H 1850 6850 50 0001 C CNN F 3 "~" H 1850 6850 50 0001 C CNN F 4 "C23630" H 1850 6850 50 0001 C CNN "LCSC Part" 1 1850 6850 1 0 0 -1 $EndComp Connection ~ 1850 6550 Wire Wire Line 1850 6550 2250 6550 Wire Wire Line 2250 6350 2650 6350 Connection ~ 2250 6550 Wire Wire Line 2250 6550 2650 6550 Connection ~ 2650 6550 $Comp L power:+1V8 #PWR? U 1 1 87222813 P 2250 6350 F 0 "#PWR?" H 2250 6200 50 0001 C CNN F 1 "+1V8" H 2250 6500 50 0000 C CNN F 2 "" H 2250 6350 50 0001 C CNN F 3 "" H 2250 6350 50 0001 C CNN 1 2250 6350 1 0 0 -1 $EndComp Connection ~ 2250 6350 $EndSCHEMATC