EESchema Schematic File Version 4 EELAYER 30 0 EELAYER END $Descr A4 11693 8268 encoding utf-8 Sheet 4 5 Title "Engine Top Hat for SH-ESP32" Date "2021-04-27" Rev "0.1.0" Comp "Hat Labs Ltd" Comment1 "https://creativecommons.org/licenses/by-sa/4.0" Comment2 "To view a copy of this license, visit " Comment3 "This design is licensed under CC BY-SA 4.0." Comment4 "" $EndDescr $Comp L Connector_Generic:Conn_01x04 J402 U 1 1 5F95EAAC P 2800 4400 F 0 "J402" H 2718 4717 50 0000 C CNN F 1 "I2C_bottom" H 2718 4626 50 0000 C CNN F 2 "Connector_PinHeader_2.54mm:PinHeader_1x04_P2.54mm_Vertical" H 2800 4400 50 0001 C CNN F 3 "~" H 2800 4400 50 0001 C CNN F 4 "C492403" H 2800 4400 50 0001 C CNN "LCSC" 1 2800 4400 -1 0 0 -1 $EndComp Wire Wire Line 3000 4300 3200 4300 $Comp L power:+3.3V #PWR? U 1 1 5FC7F296 P 3800 4150 AR Path="/5FC7F296" Ref="#PWR?" Part="1" AR Path="/5FC3847D/5FC7F296" Ref="#PWR?" Part="1" AR Path="/5FBE301B/5FC7F296" Ref="#PWR0404" Part="1" F 0 "#PWR0404" H 3800 4000 50 0001 C CNN F 1 "+3.3V" H 3815 4323 50 0000 C CNN F 2 "" H 3800 4150 50 0001 C CNN F 3 "" H 3800 4150 50 0001 C CNN 1 3800 4150 1 0 0 -1 $EndComp $Comp L power:GND #PWR0402 U 1 1 5FC7FFE8 P 3550 4050 F 0 "#PWR0402" H 3550 3800 50 0001 C CNN F 1 "GND" H 3555 3877 50 0000 C CNN F 2 "" H 3550 4050 50 0001 C CNN F 3 "" H 3550 4050 50 0001 C CNN 1 3550 4050 1 0 0 -1 $EndComp Wire Wire Line 3200 4300 3200 4050 Wire Wire Line 3200 4050 3550 4050 Wire Wire Line 3800 4400 3800 4150 Wire Wire Line 3000 4400 3600 4400 $Comp L Connector_Generic:Conn_01x04 J401 U 1 1 608999AE P 2350 4400 F 0 "J401" H 2268 4717 50 0000 C CNN F 1 "I2C_top" H 2268 4626 50 0000 C CNN F 2 "Connector_PinSocket_2.54mm:PinSocket_1x04_P2.54mm_Vertical" H 2350 4400 50 0001 C CNN F 3 "~" H 2350 4400 50 0001 C CNN F 4 "C225501" H 2350 4400 50 0001 C CNN "LCSC" 1 2350 4400 -1 0 0 -1 $EndComp Wire Wire Line 3000 4300 2550 4300 Connection ~ 3000 4300 Wire Wire Line 3000 4400 2550 4400 Connection ~ 3000 4400 Wire Wire Line 3000 4500 2550 4500 Wire Wire Line 3000 4600 2550 4600 $Comp L power:+3.3V #PWR? U 1 1 60A8F865 P 3750 2600 AR Path="/60A8F865" Ref="#PWR?" Part="1" AR Path="/5FC3847D/60A8F865" Ref="#PWR?" Part="1" AR Path="/5FBE301B/60A8F865" Ref="#PWR0403" Part="1" F 0 "#PWR0403" H 3750 2450 50 0001 C CNN F 1 "+3.3V" H 3765 2773 50 0000 C CNN F 2 "" H 3750 2600 50 0001 C CNN F 3 "" H 3750 2600 50 0001 C CNN 1 3750 2600 1 0 0 -1 $EndComp Wire Wire Line 3200 2700 3750 2700 Wire Wire Line 3750 2700 3750 2600 NoConn ~ 2700 2800 NoConn ~ 2700 2900 Wire Wire Line 3200 3000 3750 3000 Wire Wire Line 3750 3000 3750 2700 Connection ~ 3750 2700 Wire Wire Line 2700 2700 2550 2700 Wire Wire Line 2550 2700 2550 3000 Wire Wire Line 2700 3000 2550 3000 Connection ~ 2550 3000 $Comp L power:GND #PWR0401 U 1 1 60A91AC9 P 2550 3400 F 0 "#PWR0401" H 2550 3150 50 0001 C CNN F 1 "GND" H 2555 3227 50 0000 C CNN F 2 "" H 2550 3400 50 0001 C CNN F 3 "" H 2550 3400 50 0001 C CNN 1 2550 3400 1 0 0 -1 $EndComp NoConn ~ 2700 2600 NoConn ~ 2700 2500 NoConn ~ 2700 2400 NoConn ~ 2700 2300 Text HLabel 3200 2600 2 50 Input ~ 0 GPIO12 Text HLabel 3200 2500 2 50 Input ~ 0 GPIO14 Text HLabel 3200 2400 2 50 Input ~ 0 GPIO13 Text HLabel 3200 2300 2 50 Input ~ 0 GPIO15 $Comp L power:PWR_FLAG #FLG0401 U 1 1 60A713CE P 3600 4400 F 0 "#FLG0401" H 3600 4475 50 0001 C CNN F 1 "PWR_FLAG" H 3600 4573 50 0000 C CNN F 2 "" H 3600 4400 50 0001 C CNN F 3 "~" H 3600 4400 50 0001 C CNN 1 3600 4400 -1 0 0 1 $EndComp Connection ~ 3600 4400 Wire Wire Line 3600 4400 3800 4400 Text HLabel 3000 4500 2 50 Input ~ 0 SCL Text HLabel 3000 4600 2 50 Input ~ 0 SDA NoConn ~ 3200 2800 NoConn ~ 3200 2900 $Comp L Connector_Generic:Conn_02x08_Odd_Even J403 U 1 1 60AA590D P 2900 2600 F 0 "J403" H 2950 3100 50 0000 C CNN F 1 "GPIO subset" H 2900 3200 50 0000 C CNN F 2 "Connector_PinSocket_2.54mm:PinSocket_2x08_P2.54mm_Vertical" H 2900 2600 50 0001 C CNN F 3 "~" H 2900 2600 50 0001 C CNN F 4 "C30734" H 2900 2600 50 0001 C CNN "LCSC" 1 2900 2600 1 0 0 -1 $EndComp Wire Wire Line 2550 3000 2550 3400 $EndSCHEMATC