EESchema Schematic File Version 4 EELAYER 30 0 EELAYER END $Descr A4 11693 8268 encoding utf-8 Sheet 1 1 Title "" Date "" Rev "" Comp "" Comment1 "" Comment2 "" Comment3 "" Comment4 "" $EndDescr $Comp L Mechanical:MountingHole_Pad H1 U 1 1 62075165 P 3550 1050 F 0 "H1" H 3650 1099 50 0000 L CNN F 1 "AlignmentHole" H 3650 1008 50 0000 L CNN F 2 "Holes:AlignmentHole_1.6" H 3550 1050 50 0001 C CNN F 3 "~" H 3550 1050 50 0001 C CNN 1 3550 1050 1 0 0 -1 $EndComp NoConn ~ 3550 1150 $Comp L Connector_Generic:Conn_01x12 J2 U 1 1 620756C7 P 1400 3300 F 0 "J2" H 1318 4017 50 0000 C CNN F 1 "GC9A01" H 1318 3926 50 0000 C CNN F 2 "LCD_GC9A01:GC9A01Round1.28" H 1400 3300 50 0001 C CNN F 3 "~" H 1400 3300 50 0001 C CNN F 4 "https://www.aliexpress.com/item/1005001321857930.html" H 1400 3300 50 0001 C CNN "AliExpress" F 5 "N/A" H 1400 3300 50 0001 C CNN "Digikey" F 6 "N/A" H 1400 3300 50 0001 C CNN "LCSC" F 7 "N/A" H 1400 3300 50 0001 C CNN "Mouser" 1 1400 3300 -1 0 0 -1 $EndComp $Comp L Connector_Generic:Conn_01x04 J1 U 1 1 6207690B P 6150 2850 F 0 "J1" H 6230 2842 50 0000 L CNN F 1 "Conn_01x04" H 6230 2751 50 0000 L CNN F 2 "SolderPads:SolderPads_2mm_4" H 6150 2850 50 0001 C CNN F 3 "~" H 6150 2850 50 0001 C CNN 1 6150 2850 1 0 0 -1 $EndComp $Comp L Connector_Generic:Conn_01x04 J3 U 1 1 62076D99 P 6150 3550 F 0 "J3" H 6230 3542 50 0000 L CNN F 1 "Conn_01x04" H 6230 3451 50 0000 L CNN F 2 "SolderPads:SolderPads_2mm_4" H 6150 3550 50 0001 C CNN F 3 "~" H 6150 3550 50 0001 C CNN 1 6150 3550 1 0 0 -1 $EndComp Text Label 2200 2800 2 50 ~ 0 GND Text Label 2200 2900 2 50 ~ 0 LEDK Text Label 2200 3000 2 50 ~ 0 LEDA Text Label 2200 3100 2 50 ~ 0 VDD Text Label 2200 3200 2 50 ~ 0 GND Text Label 2200 3300 2 50 ~ 0 GND Text Label 2200 3400 2 50 ~ 0 DC Text Label 2200 3500 2 50 ~ 0 nCS Text Label 2200 3600 2 50 ~ 0 SCK Text Label 2200 3700 2 50 ~ 0 MOSI Text Label 2200 3800 2 50 ~ 0 nRESET Text Label 2200 3900 2 50 ~ 0 GND Wire Wire Line 1600 2800 2200 2800 Wire Wire Line 1600 2900 2200 2900 Wire Wire Line 1600 3000 2200 3000 Wire Wire Line 1600 3100 2200 3100 Wire Wire Line 1600 3200 2200 3200 Wire Wire Line 1600 3300 2200 3300 Wire Wire Line 1600 3400 2200 3400 Wire Wire Line 1600 3500 2200 3500 Wire Wire Line 1600 3600 2200 3600 Wire Wire Line 1600 3700 2200 3700 Wire Wire Line 1600 3800 2200 3800 Wire Wire Line 1600 3900 2200 3900 $Comp L Transistor_FET:2N7002 Q1 U 1 1 6207DB9F P 4150 3250 F 0 "Q1" H 4354 3296 50 0000 L CNN F 1 "2N7002" H 4354 3205 50 0000 L CNN F 2 "Package_TO_SOT_SMD:SOT-23" H 4350 3175 50 0001 L CIN F 3 "https://www.onsemi.com/pub/Collateral/NDS7002A-D.PDF" H 4150 3250 50 0001 L CNN F 4 "2N7002H6327XTSA2CT-ND" H 4150 3250 50 0001 C CNN "Digikey" F 5 "2N7002" H 4150 3250 50 0001 C CNN "LCSC" F 6 "771-2N7002NXAKR" H 4150 3250 50 0001 C CNN "Mouser" 1 4150 3250 1 0 0 -1 $EndComp Wire Wire Line 4250 3450 4250 3750 $Comp L power:GND #PWR03 U 1 1 6207FE95 P 4250 3750 F 0 "#PWR03" H 4250 3500 50 0001 C CNN F 1 "GND" H 4255 3577 50 0000 C CNN F 2 "" H 4250 3750 50 0001 C CNN F 3 "" H 4250 3750 50 0001 C CNN 1 4250 3750 1 0 0 -1 $EndComp $Comp L power:GND #PWR02 U 1 1 6207FFC2 P 3750 3750 F 0 "#PWR02" H 3750 3500 50 0001 C CNN F 1 "GND" H 3755 3577 50 0000 C CNN F 2 "" H 3750 3750 50 0001 C CNN F 3 "" H 3750 3750 50 0001 C CNN 1 3750 3750 1 0 0 -1 $EndComp $Comp L Device:R_Small R3 U 1 1 620807F6 P 3750 3550 F 0 "R3" H 3809 3596 50 0000 L CNN F 1 "1M" H 3809 3505 50 0000 L CNN F 2 "Resistor_SMD:R_0603_1608Metric" H 3750 3550 50 0001 C CNN F 3 "~" H 3750 3550 50 0001 C CNN F 4 "RMCF0603JT1M00CT-ND" H 3750 3550 50 0001 C CNN "Digikey" F 5 "652-CR0603FX-1004ELF" H 3750 3550 50 0001 C CNN "Mouser" 1 3750 3550 1 0 0 -1 $EndComp Wire Wire Line 3950 3250 3750 3250 Wire Wire Line 3750 3250 3750 3450 $Comp L Device:R_Small R1 U 1 1 6208164C P 3750 2900 F 0 "R1" H 3809 2946 50 0000 L CNN F 1 "10k" H 3809 2855 50 0000 L CNN F 2 "Resistor_SMD:R_0603_1608Metric" H 3750 2900 50 0001 C CNN F 3 "~" H 3750 2900 50 0001 C CNN F 4 "RMCF0603JT10K0CT-ND" H 3750 2900 50 0001 C CNN "Digikey" F 5 "C98220" H 3750 2900 50 0001 C CNN "LCSC" F 6 "652-CR0603FX-1002ELF" H 3750 2900 50 0001 C CNN "Mouser" 1 3750 2900 1 0 0 -1 $EndComp Wire Wire Line 3750 3000 3750 3250 Connection ~ 3750 3250 Wire Wire Line 4250 3050 4250 2700 Wire Wire Line 4250 2700 4100 2700 Text Label 4100 2700 0 50 ~ 0 LEDK Text Label 3150 2700 0 50 ~ 0 BACKLIGHT_EN Wire Wire Line 3150 2700 3750 2700 Wire Wire Line 3750 2700 3750 2800 Wire Wire Line 3750 3750 3750 3650 $Comp L Device:C_Small C1 U 1 1 6208DA53 P 2600 3200 F 0 "C1" H 2692 3246 50 0000 L CNN F 1 "22uF" H 2692 3155 50 0000 L CNN F 2 "Capacitor_SMD:C_0805_2012Metric" H 2600 3200 50 0001 C CNN F 3 "~" H 2600 3200 50 0001 C CNN F 4 "1276-CL21A226MAYNNNECT-ND" H 2600 3200 50 0001 C CNN "Digikey" F 5 "C98190" H 2600 3200 50 0001 C CNN "LCSC" F 6 "187-CL21A226MAYNNNE" H 2600 3200 50 0001 C CNN "Mouser" 1 2600 3200 1 0 0 -1 $EndComp Wire Wire Line 2800 3100 2800 2800 Wire Wire Line 2800 2800 2600 2800 Wire Wire Line 2800 3300 2800 3600 $Comp L power:GND #PWR01 U 1 1 6208F1F5 P 2800 3600 F 0 "#PWR01" H 2800 3350 50 0001 C CNN F 1 "GND" H 2805 3427 50 0000 C CNN F 2 "" H 2800 3600 50 0001 C CNN F 3 "" H 2800 3600 50 0001 C CNN 1 2800 3600 1 0 0 -1 $EndComp Text Label 2600 2800 0 50 ~ 0 VDD Text Label 4750 3700 0 50 ~ 0 LEDA $Comp L Device:R_Small R2 U 1 1 6209F498 P 5000 3250 F 0 "R2" H 5059 3296 50 0000 L CNN F 1 "22R" H 5059 3205 50 0000 L CNN F 2 "Resistor_SMD:R_0603_1608Metric" H 5000 3250 50 0001 C CNN F 3 "~" H 5000 3250 50 0001 C CNN F 4 "RMCF0603JT22R0CT-ND" H 5000 3250 50 0001 C CNN "Digikey" F 5 "652-CR0603FX-22R0ELF" H 5000 3250 50 0001 C CNN "Mouser" 1 5000 3250 1 0 0 -1 $EndComp Wire Wire Line 5000 3700 5000 3350 Wire Wire Line 4750 3700 5000 3700 Wire Wire Line 5000 3150 5000 2800 Wire Wire Line 5000 2800 4750 2800 Text Label 4750 2800 0 50 ~ 0 VDD $Comp L Device:C_Small C2 U 1 1 620AE2F6 P 3000 3200 F 0 "C2" H 3092 3246 50 0000 L CNN F 1 "0.1uF" H 3092 3155 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 3000 3200 50 0001 C CNN F 3 "~" H 3000 3200 50 0001 C CNN F 4 "1276-1935-1-ND" H 3000 3200 50 0001 C CNN "Digikey" F 5 "C1591" H 3000 3200 50 0001 C CNN "LCSC" F 6 "187-CL10B104KB8NNWC" H 3000 3200 50 0001 C CNN "Mouser" 1 3000 3200 1 0 0 -1 $EndComp Wire Wire Line 2600 3100 2800 3100 Connection ~ 2800 3100 Wire Wire Line 2800 3100 3000 3100 Wire Wire Line 3000 3300 2800 3300 Connection ~ 2800 3300 Wire Wire Line 2800 3300 2600 3300 Wire Wire Line 5950 2750 5500 2750 Wire Wire Line 5950 2850 5500 2850 Wire Wire Line 5950 2950 5500 2950 Wire Wire Line 5950 3050 5500 3050 Wire Wire Line 5950 3450 5500 3450 Wire Wire Line 5950 3550 5500 3550 Wire Wire Line 5950 3650 5500 3650 Wire Wire Line 5950 3750 5500 3750 Text Label 5500 2750 0 50 ~ 0 GND Text Label 5500 2850 0 50 ~ 0 VDD Text Label 5500 2950 0 50 ~ 0 BACKLIGHT_EN Text Label 5500 3050 0 50 ~ 0 DC Text Label 5500 3450 0 50 ~ 0 nCS Text Label 5500 3550 0 50 ~ 0 SCK Text Label 5500 3650 0 50 ~ 0 MOSI Text Label 5500 3750 0 50 ~ 0 nRESET $Comp L Connector_Generic:Conn_01x04 J4 U 1 1 626526C1 P 7400 2850 F 0 "J4" H 7480 2842 50 0000 L CNN F 1 "Conn_01x04" H 7480 2751 50 0000 L CNN F 2 "SolderPads:SolderPads_2mm_4" H 7400 2850 50 0001 C CNN F 3 "~" H 7400 2850 50 0001 C CNN 1 7400 2850 1 0 0 -1 $EndComp Wire Wire Line 7200 2750 6750 2750 Wire Wire Line 7200 2850 6750 2850 Wire Wire Line 7200 2950 6750 2950 Wire Wire Line 7200 3050 6750 3050 Text Label 6750 2750 0 50 ~ 0 GND Text Label 6750 2850 0 50 ~ 0 VDD Text Label 6750 2950 0 50 ~ 0 BACKLIGHT_EN Text Label 6750 3050 0 50 ~ 0 DC $Comp L Connector_Generic:Conn_01x04 J5 U 1 1 62654604 P 7400 3550 F 0 "J5" H 7480 3542 50 0000 L CNN F 1 "Conn_01x04" H 7480 3451 50 0000 L CNN F 2 "SolderPads:SolderPads_2mm_4" H 7400 3550 50 0001 C CNN F 3 "~" H 7400 3550 50 0001 C CNN 1 7400 3550 1 0 0 -1 $EndComp Wire Wire Line 7200 3450 6750 3450 Wire Wire Line 7200 3550 6750 3550 Wire Wire Line 7200 3650 6750 3650 Wire Wire Line 7200 3750 6750 3750 Text Label 6750 3450 0 50 ~ 0 nCS Text Label 6750 3550 0 50 ~ 0 SCK Text Label 6750 3650 0 50 ~ 0 MOSI Text Label 6750 3750 0 50 ~ 0 nRESET $EndSCHEMATC