EESchema Schematic File Version 4 LIBS:Heltec_Node-cache EELAYER 26 0 EELAYER END $Descr A4 11693 8268 encoding utf-8 Sheet 1 1 Title "" Date "" Rev "" Comp "" Comment1 "" Comment2 "" Comment3 "" Comment4 "" $EndDescr $Comp L conn:Conn_01x18_Female J1 U 1 1 5B46E1C3 P 1100 2000 F 0 "J1" H 1100 2900 50 0000 C CNN F 1 "Conn_01x18_Female" H 1100 1000 50 0000 C CNN F 2 "Socket_Strips:Socket_Strip_Straight_1x18_Pitch2.54mm" H 1100 2000 50 0001 C CNN F 3 "" H 1100 2000 50 0001 C CNN 1 1100 2000 -1 0 0 -1 $EndComp $Comp L conn:Conn_01x18_Female J2 U 1 1 5B46E318 P 1100 4550 F 0 "J2" H 1100 5450 50 0000 C CNN F 1 "Conn_01x18_Female" H 1100 3550 50 0000 C CNN F 2 "Socket_Strips:Socket_Strip_Straight_1x18_Pitch2.54mm" H 1100 4550 50 0001 C CNN F 3 "" H 1100 4550 50 0001 C CNN 1 1100 4550 -1 0 0 -1 $EndComp $Comp L power:+3V3 #PWR01 U 1 1 5B46E9DE P 6150 2150 F 0 "#PWR01" H 6150 2000 50 0001 C CNN F 1 "+3V3" H 6150 2290 50 0000 C CNN F 2 "" H 6150 2150 50 0001 C CNN F 3 "" H 6150 2150 50 0001 C CNN 1 6150 2150 1 0 0 -1 $EndComp $Comp L power:+5V #PWR02 U 1 1 5B46E9F6 P 1900 1000 F 0 "#PWR02" H 1900 850 50 0001 C CNN F 1 "+5V" H 1900 1140 50 0000 C CNN F 2 "" H 1900 1000 50 0001 C CNN F 3 "" H 1900 1000 50 0001 C CNN 1 1900 1000 1 0 0 -1 $EndComp $Comp L power:GND #PWR03 U 1 1 5B46EA24 P 1550 5750 F 0 "#PWR03" H 1550 5500 50 0001 C CNN F 1 "GND" H 1550 5600 50 0000 C CNN F 2 "" H 1550 5750 50 0001 C CNN F 3 "" H 1550 5750 50 0001 C CNN 1 1550 5750 1 0 0 -1 $EndComp Wire Wire Line 1900 1000 1900 1300 Wire Wire Line 1700 1000 1700 1400 Wire Wire Line 1700 1400 1300 1400 Wire Wire Line 1700 3950 1300 3950 Connection ~ 1700 1400 Wire Wire Line 1300 1200 1550 1200 Wire Wire Line 1550 1200 1550 1500 Wire Wire Line 1550 1500 1300 1500 Wire Wire Line 1550 3750 1300 3750 Connection ~ 1550 1500 Connection ~ 1550 3750 Wire Wire Line 1300 1300 1900 1300 Connection ~ 1900 1300 Wire Wire Line 1900 3850 1300 3850 Text GLabel 2050 5450 2 47 BiDi ~ 0 SDA Wire Wire Line 1300 5450 2050 5450 Text GLabel 2050 2000 2 47 BiDi ~ 0 SCL Wire Wire Line 1300 2000 2050 2000 Text Notes 1050 1750 2 39 ~ 0 TX Text Notes 1050 2150 2 39 ~ 0 LoRa MISO Text Notes 1050 5100 2 39 ~ 0 LoRa MOSI Text Notes 1050 5000 2 39 ~ 0 LoRa IRQ Text Notes 1050 2550 2 39 ~ 0 OLED_SCL Text Notes 1050 2750 2 39 ~ 0 OLED_SDA Text Notes 1050 2950 2 39 ~ 0 OLED_RST Text GLabel 2050 5350 2 47 BiDi ~ 0 DHT_D Wire Wire Line 1300 5350 2050 5350 Text Notes 1050 1950 2 39 ~ 0 Button Text Notes 1050 1650 2 39 ~ 0 RX Text Notes 1050 1850 2 39 ~ 0 RST Text Notes 1050 5200 2 39 ~ 0 LoRa RST Text GLabel 2050 4850 2 47 BiDi ~ 0 DAC2 Wire Wire Line 1300 4850 2050 4850 Text GLabel 2050 4450 2 47 BiDi ~ 0 34 Wire Wire Line 1300 4450 2050 4450 Text Notes 1050 4800 2 39 ~ 0 XTAL32 Text Notes 1050 4700 2 39 ~ 0 XTAL32 Text GLabel 2050 4550 2 47 BiDi ~ 0 35 Wire Wire Line 1300 4550 2050 4550 Text GLabel 2050 4250 2 47 BiDi ~ 0 38 Wire Wire Line 1300 4250 2050 4250 Text GLabel 2050 4350 2 47 BiDi ~ 0 39 Wire Wire Line 1300 4350 2050 4350 Text GLabel 2050 4050 2 47 BiDi ~ 0 36 Wire Wire Line 1300 4050 2050 4050 Text GLabel 2050 4150 2 47 BiDi ~ 0 37 Wire Wire Line 1300 4150 2050 4150 Text GLabel 2050 2600 2 47 BiDi ~ 0 2 Wire Wire Line 1300 2600 2050 2600 Text GLabel 2050 2800 2 47 BiDi ~ 0 17 Wire Wire Line 1300 2800 2050 2800 Text GLabel 2050 2200 2 47 BiDi ~ 0 23 Wire Wire Line 1300 2200 2050 2200 Text Notes 1050 2350 2 39 ~ 0 LoRa CS Text Notes 1050 2450 2 39 ~ 0 LoRa SCK $Comp L conn:Conn_02x02_Top_Bottom J6 U 1 1 5B47AAD9 P 6400 2200 F 0 "J6" H 6450 2300 50 0000 C CNN F 1 "Conn_02x02_Top_Bottom" H 6450 2000 50 0000 C CNN F 2 "Pin_Headers:Pin_Header_Straight_2x02_Pitch2.54mm" H 6400 2200 50 0001 C CNN F 3 "" H 6400 2200 50 0001 C CNN 1 6400 2200 1 0 0 -1 $EndComp $Comp L power:GND #PWR04 U 1 1 5B47AD97 P 6800 2500 F 0 "#PWR04" H 6800 2250 50 0001 C CNN F 1 "GND" H 6800 2350 50 0000 C CNN F 2 "" H 6800 2500 50 0001 C CNN F 3 "" H 6800 2500 50 0001 C CNN 1 6800 2500 1 0 0 -1 $EndComp Wire Wire Line 6700 2200 6800 2200 Wire Wire Line 6800 2200 6800 2500 Wire Wire Line 6150 2150 6150 2200 Wire Wire Line 6150 2200 6200 2200 Text GLabel 5950 2300 0 47 BiDi ~ 0 SDA Wire Wire Line 5950 2300 6200 2300 Text GLabel 6950 2300 2 47 BiDi ~ 0 SCL Wire Wire Line 6700 2300 6950 2300 Text Notes 6500 2650 2 60 ~ 0 Shitty\nAddon Text GLabel 2050 5250 2 47 BiDi ~ 0 12 Wire Wire Line 1300 5250 2050 5250 $Comp L power:+3V3 #PWR05 U 1 1 5B47B2B9 P 1700 1000 F 0 "#PWR05" H 1700 850 50 0001 C CNN F 1 "+3V3" H 1700 1140 50 0000 C CNN F 2 "" H 1700 1000 50 0001 C CNN F 3 "" H 1700 1000 50 0001 C CNN 1 1700 1000 1 0 0 -1 $EndComp Text GLabel 5250 1400 2 47 BiDi ~ 0 34 Text GLabel 5250 1500 2 47 BiDi ~ 0 35 Text GLabel 5250 1800 2 47 BiDi ~ 0 38 Text GLabel 5250 1900 2 47 BiDi ~ 0 39 Text GLabel 5250 1600 2 47 BiDi ~ 0 36 Text GLabel 5250 1700 2 47 BiDi ~ 0 37 Text GLabel 5250 1200 2 47 BiDi ~ 0 2 Text GLabel 5250 1300 2 47 BiDi ~ 0 17 Text GLabel 5800 1350 0 47 BiDi ~ 0 DHT_D $Comp L conn:Conn_01x04 J7 U 1 1 5B47B436 P 6650 1350 F 0 "J7" H 6650 1550 50 0000 C CNN F 1 "Conn_01x04" H 6650 1050 50 0000 C CNN F 2 "Pin_Headers:Pin_Header_Straight_1x04_Pitch2.54mm" H 6650 1350 50 0001 C CNN F 3 "" H 6650 1350 50 0001 C CNN 1 6650 1350 1 0 0 -1 $EndComp Wire Wire Line 5800 1350 6000 1350 $Comp L power:+3V3 #PWR06 U 1 1 5B47B530 P 6400 1200 F 0 "#PWR06" H 6400 1050 50 0001 C CNN F 1 "+3V3" H 6400 1340 50 0000 C CNN F 2 "" H 6400 1200 50 0001 C CNN F 3 "" H 6400 1200 50 0001 C CNN 1 6400 1200 1 0 0 -1 $EndComp Wire Wire Line 6450 1250 6400 1250 Wire Wire Line 6400 1250 6400 1200 $Comp L power:GND #PWR07 U 1 1 5B47B5DB P 6350 1650 F 0 "#PWR07" H 6350 1400 50 0001 C CNN F 1 "GND" H 6350 1500 50 0000 C CNN F 2 "" H 6350 1650 50 0001 C CNN F 3 "" H 6350 1650 50 0001 C CNN 1 6350 1650 1 0 0 -1 $EndComp Wire Wire Line 6350 1650 6350 1550 Wire Wire Line 6350 1550 6450 1550 Text Notes 6700 1000 2 60 ~ 0 DHT11 $Comp L conn:Conn_01x08 J3 U 1 1 5B47BFA4 P 4850 1500 F 0 "J3" H 4850 1900 50 0000 C CNN F 1 "Conn_01x08" H 4850 1000 50 0000 C CNN F 2 "Pin_Headers:Pin_Header_Straight_1x08_Pitch2.54mm" H 4850 1500 50 0001 C CNN F 3 "" H 4850 1500 50 0001 C CNN 1 4850 1500 -1 0 0 -1 $EndComp Wire Wire Line 5050 1200 5250 1200 Wire Wire Line 5250 1300 5050 1300 Wire Wire Line 5050 1400 5250 1400 Wire Wire Line 5250 1500 5050 1500 Wire Wire Line 5050 1600 5250 1600 Wire Wire Line 5050 1700 5250 1700 Wire Wire Line 5250 1800 5050 1800 Wire Wire Line 5050 1900 5250 1900 $Comp L conn:Conn_01x08 J4 U 1 1 5B47C310 P 4850 2700 F 0 "J4" H 4850 3100 50 0000 C CNN F 1 "Conn_01x08" H 4850 2200 50 0000 C CNN F 2 "Pin_Headers:Pin_Header_Straight_1x08_Pitch2.54mm" H 4850 2700 50 0001 C CNN F 3 "" H 4850 2700 50 0001 C CNN 1 4850 2700 -1 0 0 -1 $EndComp $Comp L conn:Conn_01x08 J5 U 1 1 5B47C364 P 4850 3850 F 0 "J5" H 4850 4250 50 0000 C CNN F 1 "Conn_01x08" H 4850 3350 50 0000 C CNN F 2 "Pin_Headers:Pin_Header_Straight_1x08_Pitch2.54mm" H 4850 3850 50 0001 C CNN F 3 "" H 4850 3850 50 0001 C CNN 1 4850 3850 -1 0 0 -1 $EndComp $Comp L power:+3V3 #PWR08 U 1 1 5B47C3D3 P 5250 2300 F 0 "#PWR08" H 5250 2150 50 0001 C CNN F 1 "+3V3" H 5250 2440 50 0000 C CNN F 2 "" H 5250 2300 50 0001 C CNN F 3 "" H 5250 2300 50 0001 C CNN 1 5250 2300 1 0 0 -1 $EndComp $Comp L power:GND #PWR09 U 1 1 5B47C426 P 5200 4350 F 0 "#PWR09" H 5200 4100 50 0001 C CNN F 1 "GND" H 5200 4200 50 0000 C CNN F 2 "" H 5200 4350 50 0001 C CNN F 3 "" H 5200 4350 50 0001 C CNN 1 5200 4350 1 0 0 -1 $EndComp Wire Wire Line 5050 3550 5200 3550 Wire Wire Line 5200 3550 5200 3650 Wire Wire Line 5050 4250 5200 4250 Connection ~ 5200 4250 Wire Wire Line 5050 4150 5200 4150 Connection ~ 5200 4150 Wire Wire Line 5050 4050 5200 4050 Connection ~ 5200 4050 Wire Wire Line 5050 3950 5200 3950 Connection ~ 5200 3950 Wire Wire Line 5050 3850 5200 3850 Connection ~ 5200 3850 Wire Wire Line 5050 3750 5200 3750 Connection ~ 5200 3750 Wire Wire Line 5050 3650 5200 3650 Connection ~ 5200 3650 Wire Wire Line 5250 2300 5250 2400 Wire Wire Line 5250 3100 5050 3100 Wire Wire Line 5050 3000 5250 3000 Connection ~ 5250 3000 Wire Wire Line 5050 2900 5250 2900 Connection ~ 5250 2900 Wire Wire Line 5050 2800 5250 2800 Connection ~ 5250 2800 Wire Wire Line 5050 2700 5250 2700 Connection ~ 5250 2700 Wire Wire Line 5050 2600 5250 2600 Connection ~ 5250 2600 Wire Wire Line 5050 2500 5250 2500 Connection ~ 5250 2500 Wire Wire Line 5050 2400 5250 2400 Connection ~ 5250 2400 $Comp L conn:Conn_01x02 J8 U 1 1 5B4832F1 P 4750 5500 F 0 "J8" H 4750 5600 50 0000 C CNN F 1 "Conn_01x02" H 4750 5300 50 0000 C CNN F 2 "Pin_Headers:Pin_Header_Angled_1x02_Pitch2.54mm" H 4750 5500 50 0001 C CNN F 3 "" H 4750 5500 50 0001 C CNN 1 4750 5500 -1 0 0 -1 $EndComp $Comp L device:Battery_Cell BT1 U 1 1 5B4834AA P 5650 5600 F 0 "BT1" H 5750 5700 50 0000 L CNN F 1 "Battery_Cell" H 5750 5600 50 0000 L CNN F 2 "Battery_Holders:Keystone_1042_1x18650" V 5650 5660 50 0001 C CNN F 3 "" V 5650 5660 50 0001 C CNN 1 5650 5600 1 0 0 -1 $EndComp Wire Wire Line 4950 5500 5150 5500 Wire Wire Line 5150 5500 5150 5300 Wire Wire Line 5150 5300 5650 5300 Wire Wire Line 5650 5300 5650 5400 Wire Wire Line 4950 5600 5150 5600 Wire Wire Line 5150 5600 5150 5800 Wire Wire Line 5150 5800 5650 5800 Wire Wire Line 5650 5800 5650 5700 Wire Wire Line 1700 1400 1700 3950 Wire Wire Line 1550 1500 1550 3750 Wire Wire Line 1550 3750 1550 5750 Wire Wire Line 1900 1300 1900 3850 Wire Wire Line 5200 4250 5200 4350 Wire Wire Line 5200 4150 5200 4250 Wire Wire Line 5200 4050 5200 4150 Wire Wire Line 5200 3950 5200 4050 Wire Wire Line 5200 3850 5200 3950 Wire Wire Line 5200 3750 5200 3850 Wire Wire Line 5200 3650 5200 3750 Wire Wire Line 5250 3000 5250 3100 Wire Wire Line 5250 2900 5250 3000 Wire Wire Line 5250 2800 5250 2900 Wire Wire Line 5250 2700 5250 2800 Wire Wire Line 5250 2600 5250 2700 Wire Wire Line 5250 2500 5250 2600 Wire Wire Line 5250 2400 5250 2500 $Comp L device:R R1 U 1 1 5B4FF73A P 6000 1150 F 0 "R1" H 6070 1196 50 0000 L CNN F 1 "5k1" H 6070 1105 50 0000 L CNN F 2 "Resistors_SMD:R_1210_HandSoldering" V 5930 1150 50 0001 C CNN F 3 "" H 6000 1150 50 0001 C CNN 1 6000 1150 1 0 0 -1 $EndComp Wire Wire Line 6000 1300 6000 1350 Connection ~ 6000 1350 Wire Wire Line 6000 1350 6450 1350 $Comp L power:+3V3 #PWR0101 U 1 1 5B50BC23 P 6000 950 F 0 "#PWR0101" H 6000 800 50 0001 C CNN F 1 "+3V3" H 6000 1090 50 0000 C CNN F 2 "" H 6000 950 50 0001 C CNN F 3 "" H 6000 950 50 0001 C CNN 1 6000 950 1 0 0 -1 $EndComp Wire Wire Line 6000 950 6000 1000 $EndSCHEMATC