EESchema Schematic File Version 4 EELAYER 30 0 EELAYER END $Descr A4 11693 8268 encoding utf-8 Sheet 1 6 Title "" Date "" Rev "" Comp "" Comment1 "" Comment2 "" Comment3 "" Comment4 "" $EndDescr NoConn ~ 9850 1100 Text Label 9250 1500 0 50 ~ 0 OB2_0 Text Label 9250 1400 0 50 ~ 0 OA2_0 Wire Wire Line 9250 1300 9850 1300 Text Label 9250 1200 0 50 ~ 0 OA1_0 Wire Wire Line 9250 1500 9850 1500 Text Label 9250 1300 0 50 ~ 0 OB1_0 Wire Wire Line 9850 1400 9250 1400 Wire Wire Line 9850 1200 9250 1200 $Comp L Connector:Conn_01x05_Male J? U 1 1 60A9936A P 10050 1300 AR Path="/60355F25/60A9936A" Ref="J?" Part="1" AR Path="/60A88316/60A9936A" Ref="J?" Part="1" AR Path="/60A9936A" Ref="J?" Part="1" F 0 "J?" H 10022 1232 50 0000 R CNN F 1 "Conn_01x05_Male" H 10022 1323 50 0000 R CNN F 2 "Connector_JST:JST_XH_S5B-XH-A_1x05_P2.50mm_Horizontal" H 10050 1300 50 0001 C CNN F 3 "http://www.jst-mfg.com/product/pdf/eng/eXH.pdf" H 10050 1300 50 0001 C CNN F 4 "455-2242-ND" H 10050 1300 50 0001 C CNN "Digikey" 1 10050 1300 -1 0 0 1 $EndComp Text Label 8800 1200 2 50 ~ 0 OA1_0 Text Label 8800 1300 2 50 ~ 0 OA2_0 Wire Wire Line 8500 1200 8800 1200 Wire Wire Line 8500 1300 8800 1300 Text Label 8800 1600 2 50 ~ 0 OB1_0 Text Label 8800 1700 2 50 ~ 0 OB2_0 Wire Wire Line 8500 1600 8800 1600 Wire Wire Line 8500 1700 8800 1700 Text Notes 9600 1200 0 50 ~ 0 orange Text Notes 9600 1300 0 50 ~ 0 yellow Text Notes 9600 1400 0 50 ~ 0 pink Text Notes 9600 1500 0 50 ~ 0 blue $Comp L Connector:Barrel_Jack J? U 1 1 60C4EB2B P 1300 1300 F 0 "J?" H 1357 1625 50 0000 C CNN F 1 "Barrel_Jack" H 1357 1534 50 0000 C CNN F 2 "Connector_BarrelJack:BarrelJack_Horizontal" H 1350 1260 50 0001 C CNN F 3 "~" H 1350 1260 50 0001 C CNN 1 1300 1300 1 0 0 -1 $EndComp Wire Wire Line 1600 1200 1900 1200 Text Notes 1100 2550 0 50 ~ 0 Raspberry Pi 4 requires a 15 W (1.25 A @ 12 V) power supply. \nEstimated 300 mA for motors and residuals. \n1.55 A fuse recommended. $Comp L Device:Fuse_Small F? U 1 1 60C5F065 P 2000 1200 F 0 "F?" H 2000 1385 50 0000 C CNN F 1 "Blade fuse holder" H 2000 1294 50 0000 C CNN F 2 "SaMcam_shield:Fuse_Blade_Holder_Keystone" H 2000 1200 50 0001 C CNN F 3 "https://www.keyelco.com/userAssets/file/M65p41.pdf" H 2000 1200 50 0001 C CNN F 4 "36-3522-2-ND" H 2000 1200 50 0001 C CNN "Digikey" 1 2000 1200 1 0 0 -1 $EndComp Wire Wire Line 2100 1200 2300 1200 $Comp L Device:R_Small R? U 1 1 60C57404 P 2700 1700 AR Path="/60355F25/60C57404" Ref="R?" Part="1" AR Path="/60A88316/60C57404" Ref="R?" Part="1" AR Path="/60C57404" Ref="R?" Part="1" F 0 "R?" V 2600 1700 50 0000 C CNN F 1 "10.2 k" V 2800 1700 50 0000 C CNN F 2 "Resistor_SMD:R_0402_1005Metric" H 2700 1700 50 0001 C CNN F 3 "~" H 2700 1700 50 0001 C CNN F 4 "YAG5252CT-ND" V 2700 1700 50 0001 C CNN "Digikey" 1 2700 1700 1 0 0 -1 $EndComp $Comp L Device:Q_PMOS_GSD Q? U 1 1 60C4F966 P 2700 1300 F 0 "Q?" V 3042 1300 50 0000 C CNN F 1 "Q_PMOS_GSD" V 2951 1300 50 0000 C CNN F 2 "Package_TO_SOT_SMD:SOT-23" H 2900 1400 50 0001 C CNN F 3 "https://www.infineon.com/dgdl/irlml2244pbf.pdf?fileId=5546d462533600a401535664bfff25f0" H 2700 1300 50 0001 C CNN F 4 "IRLML2244TRPBFTR-ND" V 2700 1300 50 0001 C CNN "Digikey" 1 2700 1300 0 -1 -1 0 $EndComp $Comp L power:GND #PWR? U 1 1 60C64D4D P 2700 1850 F 0 "#PWR?" H 2700 1600 50 0001 C CNN F 1 "GND" H 2705 1677 50 0000 C CNN F 2 "" H 2700 1850 50 0001 C CNN F 3 "" H 2700 1850 50 0001 C CNN 1 2700 1850 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 60C661EF P 1700 1850 F 0 "#PWR?" H 1700 1600 50 0001 C CNN F 1 "GND" H 1705 1677 50 0000 C CNN F 2 "" H 1700 1850 50 0001 C CNN F 3 "" H 1700 1850 50 0001 C CNN 1 1700 1850 1 0 0 -1 $EndComp Wire Wire Line 1700 1850 1700 1400 Wire Wire Line 1700 1400 1600 1400 $Sheet S 1100 3500 1500 400 U 60C6E8D2 F0 "Power supplies for 5 V and 3.3 V" 50 F1 "power_supplies_5v_3v3.sch" 50 F2 "PGOOD" O R 2600 3800 50 F3 "EN_5V" I R 2600 3600 50 $EndSheet $Sheet S 7000 1100 1500 700 U 60355F25 F0 "Motor driver 0" 50 F1 "motor_driver.sch" 50 F2 "~PDN_UART" B L 7000 1200 50 F3 "DIAG" O L 7000 1300 50 F4 "~EN" I L 7000 1400 50 F5 "STEP" I L 7000 1500 50 F6 "DIR" I L 7000 1600 50 F7 "VREF_OVR" I L 7000 1700 50 F8 "OA1" O R 8500 1200 50 F9 "OA2" O R 8500 1300 50 F10 "OB1" O R 8500 1600 50 F11 "OB2" O R 8500 1700 50 $EndSheet $Comp L Connector_Generic:Conn_02x20_Odd_Even J? U 1 1 605E9069 P 2500 6000 F 0 "J?" H 2550 7117 50 0000 C CNN F 1 "Conn_02x20_Odd_Even" H 2550 7026 50 0000 C CNN F 2 "Connector_PinSocket_2.54mm:PinSocket_2x20_P2.54mm_Vertical" H 2500 6000 50 0001 C CNN F 3 "https://drawings-pdf.s3.amazonaws.com/10492.pdf" H 2500 6000 50 0001 C CNN F 4 "PPPC102LFBN-RC" H 2500 6000 50 0001 C CNN "Digikey" 1 2500 6000 1 0 0 -1 $EndComp Text Label 3500 5100 2 50 ~ 0 5V_PI Text Label 3500 5200 2 50 ~ 0 5V_PI Text Label 3500 5300 2 50 ~ 0 GND_PI Wire Wire Line 2800 5200 3500 5200 Wire Wire Line 2800 5300 3500 5300 Text Label 3500 5500 2 50 ~ 0 UART_RX(15)_PI Text Label 3500 5600 2 50 ~ 0 GPIO18_PI Wire Wire Line 2800 5400 3500 5400 Wire Wire Line 2800 5500 3500 5500 Wire Wire Line 2800 5600 3500 5600 Text Label 3500 5700 2 50 ~ 0 GND Text Label 3500 5800 2 50 ~ 0 GPIO23_PI Text Label 3500 5900 2 50 ~ 0 GPIO24_PI Wire Wire Line 2800 5700 3500 5700 Wire Wire Line 2800 5800 3500 5800 Wire Wire Line 2800 5900 3500 5900 Text Label 3500 6000 2 50 ~ 0 GND Text Label 3500 6100 2 50 ~ 0 GPIO25_PI Text Label 3500 6200 2 50 ~ 0 CE0(8)_PI Wire Wire Line 2800 6000 3500 6000 Wire Wire Line 2800 6100 3500 6100 Wire Wire Line 2800 6200 3500 6200 Text Label 3500 6300 2 50 ~ 0 GPIO7_PI Text Label 3500 6400 2 50 ~ 0 GPIO1_PI Text Label 3500 6500 2 50 ~ 0 GND_PI Wire Wire Line 2800 6300 3500 6300 Wire Wire Line 2800 6400 3500 6400 Wire Wire Line 2800 6500 3500 6500 Text Label 3500 6600 2 50 ~ 0 PWM0(12)_PI Text Label 3500 6700 2 50 ~ 0 GND_PI Text Label 3500 6800 2 50 ~ 0 GPIO16_PI Wire Wire Line 2800 6600 3500 6600 Wire Wire Line 2800 6700 3500 6700 Wire Wire Line 2800 6800 3500 6800 Text Label 3500 6900 2 50 ~ 0 GPIO20_PI Text Label 3500 7000 2 50 ~ 0 GPIO21_PI Wire Wire Line 2800 6900 3500 6900 Wire Wire Line 2800 7000 3500 7000 Text Label 1500 5100 0 50 ~ 0 3V3 Wire Wire Line 2300 5200 1500 5200 Wire Wire Line 2300 5300 1500 5300 Text Label 1500 5600 0 50 ~ 0 GPIO17_PI Wire Wire Line 2300 5400 1500 5400 Wire Wire Line 2300 5500 1500 5500 Wire Wire Line 2300 5600 1500 5600 Wire Wire Line 2300 5700 1500 5700 Wire Wire Line 2300 5800 1500 5800 Wire Wire Line 2300 5900 1500 5900 Text Label 1500 6100 0 50 ~ 0 MISO(9)_PI Text Label 1500 6200 0 50 ~ 0 CLK(11)_PI Wire Wire Line 2300 6000 1500 6000 Wire Wire Line 2300 6100 1500 6100 Wire Wire Line 2300 6200 1500 6200 Text Label 1500 6400 0 50 ~ 0 GPIO0_PI Wire Wire Line 2300 6300 1500 6300 Wire Wire Line 2300 6400 1500 6400 Wire Wire Line 2300 6500 1500 6500 Text Label 1500 6600 0 50 ~ 0 GPIO6_PI Text Label 1500 6800 0 50 ~ 0 GPIO19_PI Wire Wire Line 2300 6600 1500 6600 Wire Wire Line 2300 6700 1500 6700 Wire Wire Line 2300 6800 1500 6800 Text Label 1500 6900 0 50 ~ 0 GPIO26_PI Wire Wire Line 2300 6900 1500 6900 Text Label 1500 5200 0 50 ~ 0 GPIO2_PI Text Label 1500 5300 0 50 ~ 0 GPIO3_PI Text Label 1500 5400 0 50 ~ 0 GPIO4_PI Text Label 1500 5500 0 50 ~ 0 GND Text Label 1500 5700 0 50 ~ 0 GPIO27_PI Text Label 1500 5800 0 50 ~ 0 GPIO22_PI Text Label 1500 5900 0 50 ~ 0 3V3 Text Label 1500 6000 0 50 ~ 0 MOSI(10)_PI Text Label 1500 6300 0 50 ~ 0 GND Text Label 1500 6500 0 50 ~ 0 GPIO5_PI Text Label 1500 7000 0 50 ~ 0 GND Text Label 1500 6700 0 50 ~ 0 PWM1(13)_PI Text Notes 9600 1100 0 50 ~ 0 red NoConn ~ 9850 1700 Text Label 9250 2100 0 50 ~ 0 OB2_1 Text Label 9250 2000 0 50 ~ 0 OA2_1 Wire Wire Line 9250 1900 9850 1900 Text Label 9250 1800 0 50 ~ 0 OA1_1 Wire Wire Line 9250 2100 9850 2100 Text Label 9250 1900 0 50 ~ 0 OB1_1 Wire Wire Line 9850 2000 9250 2000 Wire Wire Line 9850 1800 9250 1800 $Comp L Connector:Conn_01x05_Male J? U 1 1 6060C8B9 P 10050 1900 AR Path="/60355F25/6060C8B9" Ref="J?" Part="1" AR Path="/60A88316/6060C8B9" Ref="J?" Part="1" AR Path="/6060C8B9" Ref="J?" Part="1" F 0 "J?" H 10022 1832 50 0000 R CNN F 1 "Conn_01x05_Male" H 10022 1923 50 0000 R CNN F 2 "Connector_JST:JST_XH_S5B-XH-A_1x05_P2.50mm_Horizontal" H 10050 1900 50 0001 C CNN F 3 "http://www.jst-mfg.com/product/pdf/eng/eXH.pdf" H 10050 1900 50 0001 C CNN F 4 "455-2242-ND" H 10050 1900 50 0001 C CNN "Digikey" 1 10050 1900 -1 0 0 1 $EndComp Text Notes 9600 1800 0 50 ~ 0 orange Text Notes 9600 1900 0 50 ~ 0 yellow Text Notes 9600 2000 0 50 ~ 0 pink Text Notes 9600 2100 0 50 ~ 0 blue Text Notes 9600 1700 0 50 ~ 0 red NoConn ~ 9850 2300 Text Label 9250 2700 0 50 ~ 0 OB2_2 Text Label 9250 2600 0 50 ~ 0 OA2_2 Wire Wire Line 9250 2500 9850 2500 Text Label 9250 2400 0 50 ~ 0 OA1_2 Wire Wire Line 9250 2700 9850 2700 Text Label 9250 2500 0 50 ~ 0 OB1_2 Wire Wire Line 9850 2600 9250 2600 Wire Wire Line 9850 2400 9250 2400 $Comp L Connector:Conn_01x05_Male J? U 1 1 6060EC24 P 10050 2500 AR Path="/60355F25/6060EC24" Ref="J?" Part="1" AR Path="/60A88316/6060EC24" Ref="J?" Part="1" AR Path="/6060EC24" Ref="J?" Part="1" F 0 "J?" H 10022 2432 50 0000 R CNN F 1 "Conn_01x05_Male" H 10022 2523 50 0000 R CNN F 2 "Connector_JST:JST_XH_S5B-XH-A_1x05_P2.50mm_Horizontal" H 10050 2500 50 0001 C CNN F 3 "http://www.jst-mfg.com/product/pdf/eng/eXH.pdf" H 10050 2500 50 0001 C CNN F 4 "455-2242-ND" H 10050 2500 50 0001 C CNN "Digikey" 1 10050 2500 -1 0 0 1 $EndComp Text Notes 9600 2400 0 50 ~ 0 orange Text Notes 9600 2500 0 50 ~ 0 yellow Text Notes 9600 2600 0 50 ~ 0 pink Text Notes 9600 2700 0 50 ~ 0 blue Text Notes 9600 2300 0 50 ~ 0 red Text Notes 10200 1100 0 50 ~ 0 Motor 0 Text Notes 10200 1700 0 50 ~ 0 Motor 1 Text Notes 10200 2300 0 50 ~ 0 Motor 2 $Comp L Device:LED_Small D? U 1 1 60620F72 P 3500 1300 AR Path="/60355F25/60620F72" Ref="D?" Part="1" AR Path="/60A88316/60620F72" Ref="D?" Part="1" AR Path="/60C6E8D2/60620F72" Ref="D?" Part="1" AR Path="/60620F72" Ref="D?" Part="1" F 0 "D?" V 3546 1230 50 0000 R CNN F 1 "Green" V 3455 1230 50 0000 R CNN F 2 "LED_SMD:LED_0603_1608Metric" V 3500 1300 50 0001 C CNN F 3 "https://katalog.we-online.de/led/datasheet/150060VS75000.pdf" V 3500 1300 50 0001 C CNN F 4 "732-4980-1-ND" V 3500 1300 50 0001 C CNN "Digikey" 1 3500 1300 0 -1 -1 0 $EndComp $Comp L power:GND #PWR? U 1 1 60620F7F P 3500 1850 AR Path="/60C6E8D2/60620F7F" Ref="#PWR?" Part="1" AR Path="/60620F7F" Ref="#PWR?" Part="1" F 0 "#PWR?" H 3500 1600 50 0001 C CNN F 1 "GND" H 3505 1677 50 0000 C CNN F 2 "" H 3500 1850 50 0001 C CNN F 3 "" H 3500 1850 50 0001 C CNN 1 3500 1850 1 0 0 -1 $EndComp $Comp L power:+12V #PWR? U 1 1 60639E8F P 3500 1100 AR Path="/60C6E8D2/60639E8F" Ref="#PWR?" Part="1" AR Path="/60639E8F" Ref="#PWR?" Part="1" F 0 "#PWR?" H 3500 950 50 0001 C CNN F 1 "+12V" H 3515 1273 50 0000 C CNN F 2 "" H 3500 1100 50 0001 C CNN F 3 "" H 3500 1100 50 0001 C CNN 1 3500 1100 1 0 0 -1 $EndComp $Comp L Device:R_Small R? U 1 1 606510B7 P 3500 1600 AR Path="/60355F25/606510B7" Ref="R?" Part="1" AR Path="/60A88316/606510B7" Ref="R?" Part="1" AR Path="/606510B7" Ref="R?" Part="1" F 0 "R?" V 3400 1600 50 0000 C CNN F 1 "10.2 k" V 3600 1600 50 0000 C CNN F 2 "Resistor_SMD:R_0402_1005Metric" H 3500 1600 50 0001 C CNN F 3 "~" H 3500 1600 50 0001 C CNN F 4 "YAG5252CT-ND" V 3500 1600 50 0001 C CNN "Digikey" 1 3500 1600 1 0 0 -1 $EndComp Wire Wire Line 3500 1500 3500 1400 Wire Wire Line 3500 1700 3500 1850 Wire Wire Line 2900 1200 3200 1200 Wire Wire Line 3500 1100 3500 1200 Connection ~ 3500 1200 Text Notes 3800 1300 0 50 ~ 0 1 mA @ 2 V $Comp L power:PWR_FLAG #FLG? U 1 1 60666FC0 P 3200 1100 F 0 "#FLG?" H 3200 1175 50 0001 C CNN F 1 "PWR_FLAG" H 3200 1273 50 0000 C CNN F 2 "" H 3200 1100 50 0001 C CNN F 3 "~" H 3200 1100 50 0001 C CNN 1 3200 1100 1 0 0 -1 $EndComp Wire Wire Line 3200 1100 3200 1200 Connection ~ 3200 1200 Wire Wire Line 3200 1200 3500 1200 $Comp L power:+3V3 #PWR? U 1 1 6068DD06 P 1400 5000 F 0 "#PWR?" H 1400 4850 50 0001 C CNN F 1 "+3V3" H 1415 5173 50 0000 C CNN F 2 "" H 1400 5000 50 0001 C CNN F 3 "" H 1400 5000 50 0001 C CNN 1 1400 5000 1 0 0 -1 $EndComp Wire Wire Line 1400 5100 2300 5100 $Comp L power:+5V #PWR? U 1 1 6069306D P 3600 5000 F 0 "#PWR?" H 3600 4850 50 0001 C CNN F 1 "+5V" H 3615 5173 50 0000 C CNN F 2 "" H 3600 5000 50 0001 C CNN F 3 "" H 3600 5000 50 0001 C CNN 1 3600 5000 1 0 0 -1 $EndComp Wire Wire Line 1400 5000 1400 5100 Wire Wire Line 3600 5100 3600 5000 Wire Wire Line 2800 5100 3600 5100 $Comp L power:GND #PWR? U 1 1 6069A24D P 1400 7100 F 0 "#PWR?" H 1400 6850 50 0001 C CNN F 1 "GND" H 1405 6927 50 0000 C CNN F 2 "" H 1400 7100 50 0001 C CNN F 3 "" H 1400 7100 50 0001 C CNN 1 1400 7100 1 0 0 -1 $EndComp Wire Wire Line 1400 7100 1400 7000 Wire Wire Line 1400 7000 2300 7000 Text Label 8800 2200 2 50 ~ 0 OA1_1 Text Label 8800 2300 2 50 ~ 0 OA2_1 Wire Wire Line 8500 2200 8800 2200 Wire Wire Line 8500 2300 8800 2300 Text Label 8800 2600 2 50 ~ 0 OB1_1 Text Label 8800 2700 2 50 ~ 0 OB2_1 Wire Wire Line 8500 2600 8800 2600 Wire Wire Line 8500 2700 8800 2700 $Sheet S 7000 2100 1500 700 U 606B2804 F0 "Motor driver 1" 50 F1 "motor_driver.sch" 50 F2 "~PDN_UART" B L 7000 2200 50 F3 "DIAG" O L 7000 2300 50 F4 "~EN" I L 7000 2400 50 F5 "STEP" I L 7000 2500 50 F6 "DIR" I L 7000 2600 50 F7 "VREF_OVR" I L 7000 2700 50 F8 "OA1" O R 8500 2200 50 F9 "OA2" O R 8500 2300 50 F10 "OB1" O R 8500 2600 50 F11 "OB2" O R 8500 2700 50 $EndSheet Text Label 8800 3200 2 50 ~ 0 OA1_2 Text Label 8800 3300 2 50 ~ 0 OA2_2 Wire Wire Line 8500 3200 8800 3200 Wire Wire Line 8500 3300 8800 3300 Text Label 8800 3600 2 50 ~ 0 OB1_2 Text Label 8800 3700 2 50 ~ 0 OB2_2 Wire Wire Line 8500 3600 8800 3600 Wire Wire Line 8500 3700 8800 3700 $Sheet S 7000 3100 1500 700 U 606B5506 F0 "Motor driver 2" 50 F1 "motor_driver.sch" 50 F2 "~PDN_UART" B L 7000 3200 50 F3 "DIAG" O L 7000 3300 50 F4 "~EN" I L 7000 3400 50 F5 "STEP" I L 7000 3500 50 F6 "DIR" I L 7000 3600 50 F7 "VREF_OVR" I L 7000 3700 50 F8 "OA1" O R 8500 3200 50 F9 "OA2" O R 8500 3300 50 F10 "OB1" O R 8500 3600 50 F11 "OB2" O R 8500 3700 50 $EndSheet Text Label 6500 2500 0 50 ~ 0 PWM1_PI(13) Wire Wire Line 6500 2500 7000 2500 Text Label 6500 1500 0 50 ~ 0 PWM0_PI(12) Wire Wire Line 6500 1500 7000 1500 $Comp L 74xx:74HC4051 U? U 1 1 604F82D8 P 5100 2900 F 0 "U?" H 5300 3500 50 0000 L CNN F 1 "74HC4051" H 5300 3400 50 0000 L CNN F 2 "" H 5100 2500 50 0001 C CNN F 3 "https://assets.nexperia.com/documents/data-sheet/74HC_HCT4051.pdf" H 5100 2500 50 0001 C CNN F 4 "1727-3064-1-ND" H 5100 2900 50 0001 C CNN "Digikey" 1 5100 2900 1 0 0 -1 $EndComp $Comp L Device:R_Small R? U 1 1 6183AE8A P 3800 2600 AR Path="/60355F25/6183AE8A" Ref="R?" Part="1" AR Path="/60A88316/6183AE8A" Ref="R?" Part="1" AR Path="/606B2804/6183AE8A" Ref="R?" Part="1" AR Path="/606B5506/6183AE8A" Ref="R?" Part="1" AR Path="/6183AE8A" Ref="R?" Part="1" F 0 "R?" V 4000 2600 50 0000 C CNN F 1 "3 k" V 3900 2600 50 0000 C CNN F 2 "Resistor_SMD:R_0603_1608Metric" H 3800 2600 50 0001 C CNN F 3 "~" H 3800 2600 50 0001 C CNN F 4 "RR08P3.0KDCT-ND" V 3800 2600 50 0001 C CNN "Digikey" 1 3800 2600 0 -1 -1 0 $EndComp Text Label 4700 2600 2 50 ~ 0 UART_TX(14)_PI Text Label 2900 2600 0 50 ~ 0 UART_RX(15)_PI Wire Wire Line 2900 2600 3600 2600 Text Label 3500 5400 2 50 ~ 0 UART_TX(14)_PI $Comp L power:+3V3 #PWR? U 1 1 61889313 P 5100 2400 F 0 "#PWR?" H 5100 2250 50 0001 C CNN F 1 "+3V3" H 5115 2573 50 0000 C CNN F 2 "" H 5100 2400 50 0001 C CNN F 3 "" H 5100 2400 50 0001 C CNN 1 5100 2400 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 6188C2E4 P 5100 3600 F 0 "#PWR?" H 5100 3350 50 0001 C CNN F 1 "GND" H 5105 3427 50 0000 C CNN F 2 "" H 5100 3600 50 0001 C CNN F 3 "" H 5100 3600 50 0001 C CNN 1 5100 3600 1 0 0 -1 $EndComp Wire Wire Line 5200 3500 5100 3500 Connection ~ 5100 3500 Wire Wire Line 5100 3600 5100 3500 NoConn ~ 5500 2900 NoConn ~ 5500 3000 NoConn ~ 5500 3100 NoConn ~ 5500 3200 NoConn ~ 5500 3300 Text Label 6500 3500 0 50 ~ 0 GPIO2_PI Wire Wire Line 6500 3500 7000 3500 Text Label 6500 1600 0 50 ~ 0 GPIO20_PI Wire Wire Line 6500 1600 7000 1600 NoConn ~ 7000 3700 NoConn ~ 7000 2700 NoConn ~ 7000 1700 Wire Wire Line 6500 3400 7000 3400 Wire Wire Line 6500 2400 7000 2400 Wire Wire Line 6500 1400 7000 1400 Text Label 6500 2600 0 50 ~ 0 GPIO19_PI Wire Wire Line 6500 2600 7000 2600 Text Label 6500 3600 0 50 ~ 0 GPIO3_PI Wire Wire Line 6500 3600 7000 3600 $Comp L Device:R_Small R? U 1 1 619CEB0A P 3800 2700 AR Path="/60355F25/619CEB0A" Ref="R?" Part="1" AR Path="/60A88316/619CEB0A" Ref="R?" Part="1" AR Path="/606B2804/619CEB0A" Ref="R?" Part="1" AR Path="/606B5506/619CEB0A" Ref="R?" Part="1" AR Path="/619CEB0A" Ref="R?" Part="1" F 0 "R?" V 4000 2700 50 0000 C CNN F 1 "3 k" V 3900 2700 50 0000 C CNN F 2 "Resistor_SMD:R_0603_1608Metric" H 3800 2700 50 0001 C CNN F 3 "~" H 3800 2700 50 0001 C CNN F 4 "RR08P3.0KDCT-ND" V 3800 2700 50 0001 C CNN "Digikey" 1 3800 2700 0 1 1 0 $EndComp Wire Wire Line 3600 2600 3600 2700 Wire Wire Line 3600 2700 3700 2700 Connection ~ 3600 2600 Wire Wire Line 3600 2600 3700 2600 Text Notes 3200 3000 0 50 ~ 0 Component consolidation. NoConn ~ 7000 2300 NoConn ~ 7000 3300 NoConn ~ 7000 1300 Wire Wire Line 4300 3200 4800 3200 Text Label 4300 3200 0 50 ~ 0 GPIO18_PI Text Label 6500 1400 0 50 ~ 0 GPIO21_PI Text Label 6500 2400 0 50 ~ 0 GPIO26_PI Text Label 6500 3400 0 50 ~ 0 GPIO4_PI Text Label 4300 2800 0 50 ~ 0 GPIO23_PI Text Label 4300 2900 0 50 ~ 0 GPIO24_PI Text Label 4300 3000 0 50 ~ 0 GPIO25_PI Wire Wire Line 4300 3000 4800 3000 Wire Wire Line 4300 2900 4800 2900 Wire Wire Line 4300 2800 4800 2800 NoConn ~ 2600 3800 $Sheet S 7000 5100 1500 700 U 61A0DE56 F0 "ESP8266" 50 F1 "esp8266.sch" 50 F2 "MISO_ESP" I L 7000 5200 50 F3 "MOSI_ESP" O L 7000 5300 50 F4 "CLK_ESP" O L 7000 5400 50 F5 "CS_ESP" O L 7000 5500 50 F6 "TX_ESP" I R 8500 5200 50 F7 "RX_ESP" O R 8500 5300 50 F8 "DTR_ESP" O R 8500 5400 50 F9 "RTS_ESP" O R 8500 5500 50 F10 "GPIO0_ESP" B R 8500 5600 50 F11 "GPIO2_ESP" B R 8500 5700 50 F12 "GPIO4_ESP" B L 7000 5600 50 F13 "GPIO5_ESP" B L 7000 5700 50 $EndSheet Text Label 9550 5100 0 50 ~ 0 GND Text Label 9550 5000 0 50 ~ 0 3V3 $Comp L Connector:Conn_01x06_Male J? U 1 1 618E0054 P 10050 5300 F 0 "J?" H 10022 5182 50 0000 R CNN F 1 "Conn_01x06_Male" H 10022 5273 50 0000 R CNN F 2 "Connector_PinHeader_2.54mm:PinHeader_1x06_P2.54mm_Vertical" H 10050 5300 50 0001 C CNN F 3 "~" H 10050 5300 50 0001 C CNN 1 10050 5300 -1 0 0 1 $EndComp Wire Wire Line 9550 5100 9850 5100 Wire Wire Line 9850 5000 9550 5000 Wire Wire Line 8500 5300 9850 5300 Wire Wire Line 8500 5400 9850 5400 Wire Wire Line 8500 5500 9850 5500 Wire Wire Line 9850 5200 8500 5200 Wire Wire Line 3900 2600 4000 2600 Wire Wire Line 3900 2700 4000 2700 Wire Wire Line 4000 2700 4000 2600 Connection ~ 4000 2600 Wire Wire Line 4000 2600 4800 2600 Text Label 6400 5300 0 50 ~ 0 MOSI(10)_PI Text Label 6400 5400 0 50 ~ 0 CLK(11)_PI Text Label 6400 5200 0 50 ~ 0 MISO(9)_PI Wire Wire Line 6400 5200 7000 5200 Wire Wire Line 6400 5300 7000 5300 Wire Wire Line 6400 5400 7000 5400 Text Label 6400 5500 0 50 ~ 0 CE0(8)_PI Wire Wire Line 6400 5500 7000 5500 Text Label 4600 4700 0 50 ~ 0 5V_PI $Comp L power:+5V #PWR? U 1 1 61C84172 P 5400 4600 F 0 "#PWR?" H 5400 4450 50 0001 C CNN F 1 "+5V" H 5415 4773 50 0000 C CNN F 2 "" H 5400 4600 50 0001 C CNN F 3 "" H 5400 4600 50 0001 C CNN 1 5400 4600 1 0 0 -1 $EndComp Wire Wire Line 4600 4700 4900 4700 Wire Wire Line 5400 4600 5400 4700 Wire Wire Line 5400 4700 5300 4700 $Comp L Device:R_Small R? U 1 1 61CA40C7 P 5100 5100 AR Path="/60355F25/61CA40C7" Ref="R?" Part="1" AR Path="/60A88316/61CA40C7" Ref="R?" Part="1" AR Path="/61CA40C7" Ref="R?" Part="1" F 0 "R?" V 5000 5100 50 0000 C CNN F 1 "10.2 k" V 5200 5100 50 0000 C CNN F 2 "Resistor_SMD:R_0402_1005Metric" H 5100 5100 50 0001 C CNN F 3 "~" H 5100 5100 50 0001 C CNN F 4 "YAG5252CT-ND" V 5100 5100 50 0001 C CNN "Digikey" 1 5100 5100 1 0 0 -1 $EndComp $Comp L Device:R_Small R? U 1 1 61CB0731 P 5400 5100 AR Path="/60C6E8D2/61CB0731" Ref="R?" Part="1" AR Path="/60355F25/61CB0731" Ref="R?" Part="1" AR Path="/606B2804/61CB0731" Ref="R?" Part="1" AR Path="/606B5506/61CB0731" Ref="R?" Part="1" AR Path="/61CB0731" Ref="R?" Part="1" F 0 "R?" H 5459 5146 50 0000 L CNN F 1 "100 k" H 5459 5055 50 0000 L CNN F 2 "Resistor_SMD:R_0402_1005Metric" H 5400 5100 50 0001 C CNN F 3 "~" H 5400 5100 50 0001 C CNN F 4 "RR05P100KDCT-ND" H 5400 5100 50 0001 C CNN "Digikey" 1 5400 5100 1 0 0 -1 $EndComp Wire Wire Line 5100 5200 5100 5300 Wire Wire Line 5100 5300 5400 5300 Wire Wire Line 5400 5300 5400 5200 Wire Wire Line 5400 5000 5400 4700 Connection ~ 5400 4700 NoConn ~ 8500 5600 NoConn ~ 8500 5700 Text Label 6400 5600 0 50 ~ 0 GPIO4_ESP Text Label 6400 5700 0 50 ~ 0 GPIO5_ESP Wire Wire Line 6400 5700 7000 5700 Text Label 3100 3600 2 50 ~ 0 GPIO5_ESP Wire Wire Line 2600 3600 3100 3600 $Comp L Device:R_Small R? U 1 1 61929622 P 2300 1400 AR Path="/60355F25/61929622" Ref="R?" Part="1" AR Path="/60A88316/61929622" Ref="R?" Part="1" AR Path="/61929622" Ref="R?" Part="1" F 0 "R?" V 2200 1400 50 0000 C CNN F 1 "10.2 k" V 2400 1400 50 0000 C CNN F 2 "Resistor_SMD:R_0402_1005Metric" H 2300 1400 50 0001 C CNN F 3 "~" H 2300 1400 50 0001 C CNN F 4 "YAG5252CT-ND" V 2300 1400 50 0001 C CNN "Digikey" 1 2300 1400 1 0 0 -1 $EndComp Wire Wire Line 2700 1800 2700 1850 Wire Wire Line 2700 1600 2700 1550 Wire Wire Line 2300 1500 2300 1550 Wire Wire Line 2300 1550 2700 1550 Connection ~ 2700 1550 Wire Wire Line 2700 1550 2700 1500 Wire Wire Line 2300 1300 2300 1200 Connection ~ 2300 1200 Wire Wire Line 2300 1200 2500 1200 $Comp L Transistor_BJT:MMBT3904 Q? U 1 1 6198448B P 5200 5600 AR Path="/60355F25/6198448B" Ref="Q?" Part="1" AR Path="/60A88316/6198448B" Ref="Q?" Part="1" AR Path="/606B2804/6198448B" Ref="Q?" Part="1" AR Path="/606B5506/6198448B" Ref="Q?" Part="1" AR Path="/6198448B" Ref="Q?" Part="1" F 0 "Q?" H 5391 5646 50 0000 L CNN F 1 "MMBT3904" H 5391 5555 50 0000 L CNN F 2 "Package_TO_SOT_SMD:SOT-23" H 5400 5525 50 0001 L CIN F 3 "https://www.onsemi.com/pub/Collateral/2N3903-D.PDF" H 5200 5600 50 0001 L CNN F 4 "MMBT3904TPMSCT-ND" H 5200 5600 50 0001 C CNN "Digikey" 1 5200 5600 -1 0 0 -1 $EndComp $Comp L Device:R_Small R? U 1 1 61984492 P 5600 5600 AR Path="/60355F25/61984492" Ref="R?" Part="1" AR Path="/60A88316/61984492" Ref="R?" Part="1" AR Path="/606B2804/61984492" Ref="R?" Part="1" AR Path="/606B5506/61984492" Ref="R?" Part="1" AR Path="/61984492" Ref="R?" Part="1" F 0 "R?" V 5500 5600 50 0000 C CNN F 1 "10.2 k" V 5700 5600 50 0000 C CNN F 2 "Resistor_SMD:R_0402_1005Metric" H 5600 5600 50 0001 C CNN F 3 "~" H 5600 5600 50 0001 C CNN F 4 "YAG5252CT-ND" V 5600 5600 50 0001 C CNN "Digikey" 1 5600 5600 0 -1 -1 0 $EndComp Wire Wire Line 5100 5400 5100 5300 Connection ~ 5100 5300 Wire Wire Line 5400 5600 5500 5600 $Comp L power:GND #PWR? U 1 1 619B34F4 P 5100 6000 F 0 "#PWR?" H 5100 5750 50 0001 C CNN F 1 "GND" H 5105 5827 50 0000 C CNN F 2 "" H 5100 6000 50 0001 C CNN F 3 "" H 5100 6000 50 0001 C CNN 1 5100 6000 1 0 0 -1 $EndComp Wire Wire Line 5100 6000 5100 5800 $Comp L Device:R_Small R? U 1 1 619BCAF0 P 5800 5800 AR Path="/60C6E8D2/619BCAF0" Ref="R?" Part="1" AR Path="/60355F25/619BCAF0" Ref="R?" Part="1" AR Path="/606B2804/619BCAF0" Ref="R?" Part="1" AR Path="/606B5506/619BCAF0" Ref="R?" Part="1" AR Path="/619BCAF0" Ref="R?" Part="1" F 0 "R?" H 5859 5846 50 0000 L CNN F 1 "100 k" H 5859 5755 50 0000 L CNN F 2 "Resistor_SMD:R_0402_1005Metric" H 5800 5800 50 0001 C CNN F 3 "~" H 5800 5800 50 0001 C CNN F 4 "RR05P100KDCT-ND" H 5800 5800 50 0001 C CNN "Digikey" 1 5800 5800 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 619C1D3A P 5800 6000 F 0 "#PWR?" H 5800 5750 50 0001 C CNN F 1 "GND" H 5805 5827 50 0000 C CNN F 2 "" H 5800 6000 50 0001 C CNN F 3 "" H 5800 6000 50 0001 C CNN 1 5800 6000 1 0 0 -1 $EndComp Wire Wire Line 5700 5600 5800 5600 Wire Wire Line 5800 5700 5800 5600 Connection ~ 5800 5600 Wire Wire Line 5800 5600 7000 5600 Wire Wire Line 5800 5900 5800 6000 Text Notes 1100 800 0 50 ~ 0 Pd = 129.735 mW @ 1.55 A being equal to approx. 0.7 % of the total power consumption. Text Notes 550 1350 0 50 ~ 0 12 V input\n(15 V max. ) Wire Wire Line 5500 2600 6200 2600 Wire Wire Line 6200 2600 6200 1200 Wire Wire Line 6200 1200 7000 1200 Wire Wire Line 7000 2200 6300 2200 Wire Wire Line 6300 2200 6300 2700 Wire Wire Line 6300 2700 5500 2700 Wire Wire Line 7000 3200 6400 3200 Wire Wire Line 6400 3200 6400 2800 Wire Wire Line 6400 2800 5500 2800 $Comp L Device:Q_PMOS_GSD Q? U 1 1 61B1E733 P 5100 4800 F 0 "Q?" V 5442 4800 50 0000 C CNN F 1 "Q_PMOS_GSD" V 5351 4800 50 0000 C CNN F 2 "Package_TO_SOT_SMD:SOT-23" H 5300 4900 50 0001 C CNN F 3 "https://www.infineon.com/dgdl/irlml2244pbf.pdf?fileId=5546d462533600a401535664bfff25f0" H 5100 4800 50 0001 C CNN F 4 "IRLML2244TRPBFTR-ND" V 5100 4800 50 0001 C CNN "Digikey" 1 5100 4800 0 -1 -1 0 $EndComp $EndSCHEMATC