2021-06-15 18:47:07 -04:00
EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr A3 16535 11693
encoding utf-8
Sheet 1 1
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L power:VBUS #PWR0104
U 1 1 5EA87497
P 4800 1675
F 0 "#PWR0104" H 4800 1525 50 0001 C CNN
F 1 "VBUS" V 4815 1802 50 0000 L CNN
F 2 "" H 4800 1675 50 0001 C CNN
F 3 "" H 4800 1675 50 0001 C CNN
1 4800 1675
0 -1 -1 0
$EndComp
Wire Wire Line
1500 2525 1500 2725
Wire Wire Line
1575 2725 1500 2725
Connection ~ 1500 2525
Connection ~ 1250 2525
Wire Wire Line
1250 2525 1500 2525
Wire Wire Line
3100 2425 3100 2525
Wire Wire Line
3175 2425 3100 2425
Wire Wire Line
3375 2625 3400 2625
Wire Wire Line
3375 3000 3375 2625
$Comp
L power:GND #PWR0101
U 1 1 5EB18939
P 3375 3000
F 0 "#PWR0101" H 3375 2750 50 0001 C CNN
F 1 "GND" H 3380 2827 50 0000 C CNN
F 2 "" H 3375 3000 50 0001 C CNN
F 3 "" H 3375 3000 50 0001 C CNN
1 3375 3000
1 0 0 -1
$EndComp
$Comp
L Connector_Generic:Conn_01x02 J1
U 1 1 5EB13CED
P 3600 2525
F 0 "J1" H 3680 2517 50 0000 L CNN
F 1 "Conn_01x02" H 3680 2426 50 0000 L CNN
2021-06-15 19:33:19 -04:00
F 2 "Connector_JST:JST_EH_S2B-EH_1x02_P2.50mm_Horizontal" H 3600 2525 50 0001 C CNN
2021-06-15 18:47:07 -04:00
F 3 "~" H 3600 2525 50 0001 C CNN
1 3600 2525
1 0 0 -1
$EndComp
Connection ~ 3100 2525
Wire Wire Line
3400 2525 3100 2525
Text GLabel 3175 2425 2 50 Input ~ 0
VBAT
Wire Wire Line
3100 3225 3100 3000
$Comp
L power:GND #PWR0111
U 1 1 5EB0FF9A
P 3100 3225
F 0 "#PWR0111" H 3100 2975 50 0001 C CNN
F 1 "GND" H 3105 3052 50 0000 C CNN
F 2 "" H 3100 3225 50 0001 C CNN
F 3 "" H 3100 3225 50 0001 C CNN
1 3100 3225
1 0 0 -1
$EndComp
Wire Wire Line
3100 2525 3100 2700
Wire Wire Line
2375 2525 3100 2525
Wire Wire Line
1975 3150 1975 2925
$Comp
L power:GND #PWR0112
U 1 1 5EB0B9FE
P 1975 3150
F 0 "#PWR0112" H 1975 2900 50 0001 C CNN
F 1 "GND" H 1980 2977 50 0000 C CNN
F 2 "" H 1975 3150 50 0001 C CNN
F 3 "" H 1975 3150 50 0001 C CNN
1 1975 3150
1 0 0 -1
$EndComp
Wire Wire Line
1250 3125 1250 2900
$Comp
L power:GND #PWR0113
U 1 1 5EB0A0E8
P 1250 3125
F 0 "#PWR0113" H 1250 2875 50 0001 C CNN
F 1 "GND" H 1255 2952 50 0000 C CNN
F 2 "" H 1250 3125 50 0001 C CNN
F 3 "" H 1250 3125 50 0001 C CNN
1 1250 3125
1 0 0 -1
$EndComp
Wire Wire Line
900 2525 1250 2525
$Comp
L power:VBUS #PWR0114
U 1 1 5EB0816F
P 900 2525
F 0 "#PWR0114" H 900 2375 50 0001 C CNN
F 1 "VBUS" V 915 2652 50 0000 L CNN
F 2 "" H 900 2525 50 0001 C CNN
F 3 "" H 900 2525 50 0001 C CNN
1 900 2525
0 -1 -1 0
$EndComp
Wire Wire Line
1250 2600 1250 2525
Wire Wire Line
1975 2250 1975 2325
Wire Wire Line
1500 2250 1975 2250
Wire Wire Line
1500 2525 1500 2250
Wire Wire Line
1575 2525 1500 2525
$Comp
L Device:C C6
U 1 1 5EB00FF9
P 3100 2850
F 0 "C6" H 2985 2804 50 0000 R CNN
F 1 "20u" H 2985 2895 50 0000 R CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 3138 2700 50 0001 C CNN
F 3 "~" H 3100 2850 50 0001 C CNN
1 3100 2850
-1 0 0 1
$EndComp
$Comp
L Device:C C5
U 1 1 5EB00576
P 1250 2750
F 0 "C5" H 1135 2704 50 0000 R CNN
F 1 "20u" H 1135 2795 50 0000 R CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 1288 2600 50 0001 C CNN
F 3 "~" H 1250 2750 50 0001 C CNN
1 1250 2750
-1 0 0 1
$EndComp
$Comp
L Battery_Management:MCP73811T-420I-OT U5
U 1 1 5EAF4299
P 1975 2625
F 0 "U5" H 2325 2650 50 0000 L CNN
F 1 "MCP73811T-420I-OT" H 2025 2350 50 0000 L CNN
F 2 "Package_TO_SOT_SMD:SOT-23-5" H 2025 2375 50 0001 L CNN
F 3 "http://ww1.microchip.com/downloads/en/DeviceDoc/22036b.pdf" H 1725 2875 50 0001 C CNN
1 1975 2625
1 0 0 -1
$EndComp
Wire Wire Line
8975 2200 9150 2200
Wire Wire Line
8575 2200 8575 2100
Connection ~ 8575 2200
Wire Wire Line
8675 2200 8575 2200
$Comp
L Jumper:SolderJumper_2_Bridged JP1
U 1 1 5EB7070A
P 8825 2200
F 0 "JP1" H 8825 2125 50 0000 C CNN
F 1 "vbus" H 8825 2200 50 0000 C CNN
F 2 "Jumper:SolderJumper-2_P1.3mm_Bridged_RoundedPad1.0x1.5mm" H 8825 2200 50 0001 C CNN
F 3 "~" H 8825 2200 50 0001 C CNN
1 8825 2200
1 0 0 -1
$EndComp
Connection ~ 8575 1900
Wire Wire Line
8575 1775 8650 1775
Wire Wire Line
8575 1900 8575 1775
$Comp
L power:VBUS #PWR0115
U 1 1 5EB6A596
P 8650 1775
F 0 "#PWR0115" H 8650 1625 50 0001 C CNN
F 1 "VBUS" V 8665 1902 50 0000 L CNN
F 2 "" H 8650 1775 50 0001 C CNN
F 3 "" H 8650 1775 50 0001 C CNN
1 8650 1775
0 1 1 0
$EndComp
Text GLabel 10650 1700 2 50 Input ~ 0
RX
Wire Wire Line
10650 1700 10475 1700
Wire Wire Line
10650 1600 10475 1600
Text GLabel 10650 1600 2 50 Input ~ 0
TX
Wire Wire Line
8575 2600 8575 2200
Wire Wire Line
8575 2100 8675 2100
Connection ~ 8575 2100
Wire Wire Line
8575 1900 9275 1900
Wire Wire Line
8575 2100 8575 1900
Wire Wire Line
9275 2400 8400 2400
Wire Wire Line
8400 2300 9275 2300
Wire Wire Line
9150 2200 9150 2525
Connection ~ 9150 2200
Wire Wire Line
9150 2200 9275 2200
Wire Wire Line
9150 2100 9150 2200
Wire Wire Line
8975 2100 9150 2100
Wire Wire Line
8400 2100 8575 2100
Wire Wire Line
9025 800 9775 800
Connection ~ 9025 800
Wire Wire Line
9025 900 9025 800
Wire Wire Line
9025 1200 9025 1300
$Comp
L Device:R R8
U 1 1 5EABAE75
P 9025 1050
F 0 "R8" H 8975 1050 50 0000 R CNN
F 1 "1k" H 8975 1125 50 0000 R CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 8955 1050 50 0001 C CNN
F 3 "~" H 9025 1050 50 0001 C CNN
1 9025 1050
-1 0 0 1
$EndComp
Wire Wire Line
8400 800 9025 800
Wire Wire Line
9275 1300 9025 1300
$Comp
L Device:C C9
U 1 1 5EAB5918
P 8400 1000
F 0 "C9" H 8515 1046 50 0000 L CNN
F 1 "1u" H 8515 955 50 0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 8438 850 50 0001 C CNN
F 3 "~" H 8400 1000 50 0001 C CNN
1 8400 1000
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0116
U 1 1 5EAB5912
P 8400 1300
F 0 "#PWR0116" H 8400 1050 50 0001 C CNN
F 1 "GND" H 8405 1127 50 0000 C CNN
F 2 "" H 8400 1300 50 0001 C CNN
F 3 "" H 8400 1300 50 0001 C CNN
1 8400 1300
1 0 0 -1
$EndComp
Wire Wire Line
8400 1300 8400 1150
Connection ~ 9775 800
Wire Wire Line
8400 800 8400 850
Wire Wire Line
9875 800 9875 1000
Wire Wire Line
9775 800 9875 800
Wire Wire Line
9775 1000 9775 800
$Comp
L Interface_USB:CP2102N-A01-GQFN24 U6
U 1 1 5EA7E2F6
P 9875 1900
F 0 "U6" H 9975 2800 50 0000 C CNN
F 1 "CP2102N-A01-GQFN24" H 10375 2700 50 0000 C CNN
F 2 "Package_DFN_QFN:QFN-24-1EP_4x4mm_P0.5mm_EP2.6x2.6mm" H 10325 1100 50 0001 L CNN
F 3 "https://www.silabs.com/documents/public/data-sheets/cp2102n-datasheet.pdf" H 9925 850 50 0001 C CNN
1 9875 1900
1 0 0 -1
$EndComp
$Comp
2021-06-15 19:33:19 -04:00
L loranet2-rescue:USB_B_Micro-Connector J2
2021-06-15 18:47:07 -04:00
U 1 1 5EA9250C
P 8100 2300
F 0 "J2" H 8157 2767 50 0000 C CNN
F 1 "USB_B_Micro" H 8157 2676 50 0000 C CNN
F 2 "Connector_USB:USB_Micro-B_Molex_47346-0001" H 8250 2250 50 0001 C CNN
F 3 "~" H 8250 2250 50 0001 C CNN
1 8100 2300
1 0 0 -1
$EndComp
$Comp
L Device:R R7
U 1 1 5EA96541
P 8825 2100
F 0 "R7" V 8725 2100 50 0000 C CNN
F 1 "0" V 8825 2100 50 0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 8755 2100 50 0001 C CNN
F 3 "~" H 8825 2100 50 0001 C CNN
1 8825 2100
0 1 1 0
$EndComp
$Comp
L Device:R R9
U 1 1 5EA972CF
P 9150 2675
F 0 "R9" H 9100 2675 50 0000 R CNN
F 1 "0" H 9175 2675 50 0000 R CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 9080 2675 50 0001 C CNN
F 3 "~" H 9150 2675 50 0001 C CNN
1 9150 2675
-1 0 0 1
$EndComp
$Comp
L power:GND #PWR0117
U 1 1 5EA99D8D
P 8100 2875
F 0 "#PWR0117" H 8100 2625 50 0001 C CNN
F 1 "GND" H 8105 2702 50 0000 C CNN
F 2 "" H 8100 2875 50 0001 C CNN
F 3 "" H 8100 2875 50 0001 C CNN
1 8100 2875
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0118
U 1 1 5EA9AA36
P 9150 2950
F 0 "#PWR0118" H 9150 2700 50 0001 C CNN
F 1 "GND" H 9155 2777 50 0000 C CNN
F 2 "" H 9150 2950 50 0001 C CNN
F 3 "" H 9150 2950 50 0001 C CNN
1 9150 2950
1 0 0 -1
$EndComp
Wire Wire Line
9150 2950 9150 2825
Wire Wire Line
8000 2700 8000 2800
Wire Wire Line
8000 2800 8100 2800
Connection ~ 8100 2800
Wire Wire Line
8100 2800 8100 2875
Wire Wire Line
8100 2800 8100 2700
$Comp
L power:GND #PWR0119
U 1 1 5EA9F5DB
P 9975 2975
F 0 "#PWR0119" H 9975 2725 50 0001 C CNN
F 1 "GND" H 9980 2802 50 0000 C CNN
F 2 "" H 9975 2975 50 0001 C CNN
F 3 "" H 9975 2975 50 0001 C CNN
1 9975 2975
1 0 0 -1
$EndComp
Wire Wire Line
9975 2975 9975 2875
Connection ~ 9975 2875
Wire Wire Line
9875 2800 9875 2875
Wire Wire Line
9875 2875 9975 2875
Wire Wire Line
9975 2875 9975 2800
$Comp
L Device:C C10
U 1 1 5EAA4228
P 8575 2750
F 0 "C10" H 8690 2796 50 0000 L CNN
F 1 "1u" H 8690 2705 50 0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 8613 2600 50 0001 C CNN
F 3 "~" H 8575 2750 50 0001 C CNN
1 8575 2750
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0120
U 1 1 5EAA55B0
P 8575 3050
F 0 "#PWR0120" H 8575 2800 50 0001 C CNN
F 1 "GND" H 8580 2877 50 0000 C CNN
F 2 "" H 8575 3050 50 0001 C CNN
F 3 "" H 8575 3050 50 0001 C CNN
1 8575 3050
1 0 0 -1
$EndComp
Wire Wire Line
8575 3050 8575 2900
$Comp
L power:GND #PWR0121
U 1 1 5EB94AD7
P 2025 7875
F 0 "#PWR0121" H 2025 7625 50 0001 C CNN
F 1 "GND" H 2030 7702 50 0000 C CNN
F 2 "" H 2025 7875 50 0001 C CNN
F 3 "" H 2025 7875 50 0001 C CNN
1 2025 7875
1 0 0 -1
$EndComp
Wire Wire Line
1375 4725 1425 4725
Wire Wire Line
1375 4650 1375 4725
Wire Wire Line
1375 4275 2025 4275
Connection ~ 1375 4275
Wire Wire Line
1375 4350 1375 4275
$Comp
L Device:R R3
U 1 1 5EB8DB4B
P 1375 4500
F 0 "R3" H 1445 4546 50 0000 L CNN
F 1 "R" H 1445 4455 50 0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 1305 4500 50 0001 C CNN
F 3 "~" H 1375 4500 50 0001 C CNN
1 1375 4500
1 0 0 -1
$EndComp
Wire Wire Line
2025 4275 2025 4525
Text GLabel 2800 5025 2 50 Input ~ 0
RX
Wire Wire Line
2800 5025 2625 5025
Wire Wire Line
2800 4825 2625 4825
Text GLabel 2800 4825 2 50 Input ~ 0
TX
$Comp
L Device:Q_PMOS_DGS Q1
U 1 1 5EBD5A2F
P 5325 1675
F 0 "Q1" H 5530 1721 50 0000 L CNN
F 1 "Q_PMOS_DGS" H 5530 1630 50 0000 L CNN
F 2 "Package_TO_SOT_SMD:SOT-23" H 5525 1775 50 0001 C CNN
F 3 "~" H 5325 1675 50 0001 C CNN
1 5325 1675
1 0 0 -1
$EndComp
Wire Wire Line
4800 1675 4925 1675
Wire Wire Line
5425 1875 6000 1875
Wire Wire Line
6000 1875 6000 2025
Connection ~ 4925 1675
Wire Wire Line
4925 1675 5125 1675
Text GLabel 6350 2025 2 50 Input ~ 0
VIN
Wire Wire Line
6350 2025 6000 2025
Connection ~ 6000 2025
Wire Wire Line
6000 2025 6000 2200
Text GLabel 5250 1400 0 50 Input ~ 0
VBAT
Wire Wire Line
5250 1400 5425 1400
Wire Wire Line
5425 1400 5425 1475
Wire Wire Line
4925 2625 4925 2825
$Comp
L power:GND #PWR0122
U 1 1 5EC1C462
P 4925 2825
F 0 "#PWR0122" H 4925 2575 50 0001 C CNN
F 1 "GND" H 4930 2652 50 0000 C CNN
F 2 "" H 4925 2825 50 0001 C CNN
F 3 "" H 4925 2825 50 0001 C CNN
1 4925 2825
1 0 0 -1
$EndComp
$Comp
L Device:R R6
U 1 1 5EC14F7F
P 4925 2475
F 0 "R6" H 4995 2521 50 0000 L CNN
F 1 "100k" H 4995 2430 50 0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 4855 2475 50 0001 C CNN
F 3 "~" H 4925 2475 50 0001 C CNN
1 4925 2475
1 0 0 -1
$EndComp
$Comp
L Device:D D3
U 1 1 5EC1F13A
P 5425 2200
F 0 "D3" H 5425 2417 50 0000 C CNN
F 1 "D" H 5425 2326 50 0000 C CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 5425 2200 50 0001 C CNN
F 3 "~" H 5425 2200 50 0001 C CNN
1 5425 2200
-1 0 0 1
$EndComp
Wire Wire Line
5575 2200 6000 2200
Wire Wire Line
5275 2200 4925 2200
Wire Wire Line
4925 1675 4925 2200
Wire Wire Line
4925 2200 4925 2325
Connection ~ 4925 2200
2021-06-15 19:33:19 -04:00
Text GLabel 1400 1050 0 50 Input ~ 0
2021-06-15 18:47:07 -04:00
VIN
Text Notes 4525 1025 0 50 ~ 0
Make sure this arrangement with\nbattery going into the regulator makes\nsense. maybe consider buck-boost if\nit will extent battery within protection\ncircuit limits.
Wire Notes Line
550 525 6700 525
Wire Notes Line
6700 525 6700 3600
Wire Notes Line
6700 3600 550 3600
Wire Notes Line
550 3600 550 525
Wire Wire Line
5300 6400 5300 6625
Wire Wire Line
5300 6625 4875 6625
$Comp
L power:GND #PWR0102
U 1 1 5EA74F7B
P 5575 6775
F 0 "#PWR0102" H 5575 6525 50 0001 C CNN
F 1 "GND" H 5580 6602 50 0000 C CNN
F 2 "" H 5575 6775 50 0001 C CNN
F 3 "" H 5575 6775 50 0001 C CNN
1 5575 6775
1 0 0 -1
$EndComp
$Comp
L loranet2:DRF1276G U4
U 1 1 5EA549AC
P 4375 6925
F 0 "U4" H 4325 7590 50 0000 C CNN
F 1 "DRF1276G" H 4325 7499 50 0000 C CNN
F 2 "loranet2:DRF1276G" H 4375 6975 50 0001 C CNN
F 3 "" H 4375 6975 50 0001 C CNN
1 4375 6925
1 0 0 -1
$EndComp
Wire Wire Line
3350 5125 3350 4900
Wire Wire Line
2625 5125 3350 5125
Wire Wire Line
2625 5225 3400 5225
Wire Wire Line
3400 5225 3400 5000
Wire Wire Line
2625 5325 3450 5325
Wire Wire Line
3450 5325 3450 5100
Wire Wire Line
2625 6825 3175 6825
Wire Wire Line
3175 6825 3175 7625
Text GLabel 4975 7025 2 50 Input ~ 0
LORMOSI
Wire Wire Line
3175 7625 5400 7625
Wire Wire Line
4875 6925 5400 6925
Text GLabel 4975 7125 2 50 Input ~ 0
LORMISO
Text GLabel 4975 7225 2 50 Input ~ 0
LORSCK
Wire Wire Line
4875 7025 4975 7025
Wire Wire Line
4975 7125 4875 7125
Wire Wire Line
4875 7225 4975 7225
Wire Wire Line
4875 6725 5400 6725
Wire Wire Line
5575 6725 5575 6775
Wire Wire Line
5400 6400 5400 6725
Connection ~ 5400 6725
Wire Wire Line
5400 6725 5575 6725
$Comp
L power:GND #PWR0123
U 1 1 5ED24E52
P 3700 7750
F 0 "#PWR0123" H 3700 7500 50 0001 C CNN
F 1 "GND" H 3705 7577 50 0000 C CNN
F 2 "" H 3700 7750 50 0001 C CNN
F 3 "" H 3700 7750 50 0001 C CNN
1 3700 7750
1 0 0 -1
$EndComp
Wire Wire Line
3700 7225 3775 7225
2021-06-15 20:43:11 -04:00
Text GLabel 2725 6325 2 50 Input ~ 0
2021-06-15 18:47:07 -04:00
LORMOSI
2021-06-15 20:43:11 -04:00
Text GLabel 2725 6025 2 50 Input ~ 0
2021-06-15 18:47:07 -04:00
LORMISO
2021-06-15 20:43:11 -04:00
Text GLabel 2725 5925 2 50 Input ~ 0
2021-06-15 18:47:07 -04:00
LORSCK
Wire Wire Line
2021-06-15 20:43:11 -04:00
2625 6325 2725 6325
2021-06-15 18:47:07 -04:00
Wire Wire Line
2021-06-15 20:43:11 -04:00
2725 6025 2625 6025
2021-06-15 18:47:07 -04:00
Wire Wire Line
2021-06-15 20:43:11 -04:00
2625 5925 2725 5925
2021-06-15 18:47:07 -04:00
Wire Wire Line
2625 5425 3500 5425
Wire Wire Line
3500 5425 3500 5200
Wire Wire Line
5400 6925 5400 7625
Wire Wire Line
3775 6925 3225 6925
Wire Wire Line
3225 6925 3225 6725
Wire Wire Line
3225 6725 2625 6725
Wire Wire Line
2625 6625 3300 6625
Wire Wire Line
3300 6625 3300 6825
Wire Wire Line
3300 6825 3775 6825
Wire Wire Line
3775 6725 3375 6725
Wire Wire Line
3375 6725 3375 6525
Wire Wire Line
3375 6525 2625 6525
Wire Wire Line
2625 6425 3450 6425
Wire Wire Line
3450 6425 3450 6625
Wire Wire Line
3450 6625 3775 6625
Wire Wire Line
2625 5525 3550 5525
Wire Wire Line
3550 5525 3550 5300
Wire Wire Line
3175 5625 2625 5625
Wire Wire Line
3175 5625 3175 5925
$Comp
L Device:C C4
U 1 1 5EE222E3
P 1050 4525
F 0 "C4" H 935 4479 50 0000 R CNN
2021-06-15 19:33:19 -04:00
F 1 "10u" H 935 4570 50 0000 R CNN
2021-06-15 18:47:07 -04:00
F 2 "Capacitor_SMD:C_0603_1608Metric" H 1088 4375 50 0001 C CNN
F 3 "~" H 1050 4525 50 0001 C CNN
1 1050 4525
-1 0 0 1
$EndComp
Wire Wire Line
850 4275 1050 4275
Wire Wire Line
1050 4275 1050 4375
Connection ~ 1050 4275
Wire Wire Line
1050 4275 1375 4275
$Comp
L power:GND #PWR0124
U 1 1 5EE34B87
P 1050 4800
F 0 "#PWR0124" H 1050 4550 50 0001 C CNN
F 1 "GND" H 1055 4627 50 0000 C CNN
F 2 "" H 1050 4800 50 0001 C CNN
F 3 "" H 1050 4800 50 0001 C CNN
1 1050 4800
1 0 0 -1
$EndComp
Wire Wire Line
1050 4800 1050 4675
Wire Wire Line
5550 5300 5550 5925
Wire Wire Line
3825 5600 3900 5600
Wire Wire Line
3825 5700 3825 5675
$Comp
L power:GND #PWR0125
U 1 1 5EE0E9F7
P 3825 5700
F 0 "#PWR0125" H 3825 5450 50 0001 C CNN
F 1 "GND" H 3830 5527 50 0000 C CNN
F 2 "" H 3825 5700 50 0001 C CNN
F 3 "" H 3825 5700 50 0001 C CNN
1 3825 5700
1 0 0 -1
$EndComp
Connection ~ 5550 5100
Wire Wire Line
5550 5100 5725 5100
Wire Wire Line
5725 5100 5725 5150
$Comp
L power:GND #PWR0126
U 1 1 5ED5E497
P 5725 5150
F 0 "#PWR0126" H 5725 4900 50 0001 C CNN
F 1 "GND" H 5730 4977 50 0000 C CNN
F 2 "" H 5725 5150 50 0001 C CNN
F 3 "" H 5725 5150 50 0001 C CNN
1 5725 5150
1 0 0 -1
$EndComp
Wire Wire Line
5000 5100 5550 5100
Wire Wire Line
5550 4800 5550 5100
Wire Wire Line
5000 5000 5450 5000
Wire Wire Line
5450 5000 5450 4800
Wire Wire Line
5000 5300 5550 5300
Wire Wire Line
5000 5600 5100 5600
Wire Wire Line
5100 5500 5000 5500
Wire Wire Line
5000 5400 5100 5400
Text GLabel 5100 5600 2 50 Input ~ 0
LORSCK
Text GLabel 5100 5500 2 50 Input ~ 0
LORMISO
Text GLabel 5100 5400 2 50 Input ~ 0
LORMOSI
$Comp
L loranet2:DRF1276G U3
U 1 1 5EA541F4
P 4500 5300
F 0 "U3" H 4450 5965 50 0000 C CNN
F 1 "DRF1276G" H 4450 5874 50 0000 C CNN
F 2 "loranet2:DRF1276G" H 4500 5350 50 0001 C CNN
F 3 "" H 4500 5350 50 0001 C CNN
1 4500 5300
1 0 0 -1
$EndComp
$Comp
L Device:Antenna_Shield AE2
U 1 1 5EA7379E
P 5300 6200
F 0 "AE2" H 5444 6239 50 0000 L CNN
F 1 "Antenna_Shield" H 5444 6148 50 0000 L CNN
F 2 "Connector_Coaxial:U.FL_Hirose_U.FL-R-SMT-1_Vertical" H 5300 6300 50 0001 C CNN
F 3 "~" H 5300 6300 50 0001 C CNN
1 5300 6200
1 0 0 -1
$EndComp
$Comp
L Device:Antenna_Shield AE1
U 1 1 5EA715B8
P 5450 4600
F 0 "AE1" H 5594 4639 50 0000 L CNN
F 1 "Antenna_Shield" H 5594 4548 50 0000 L CNN
F 2 "Connector_Coaxial:U.FL_Hirose_U.FL-R-SMT-1_Vertical" H 5450 4700 50 0001 C CNN
F 3 "~" H 5450 4700 50 0001 C CNN
1 5450 4600
1 0 0 -1
$EndComp
Wire Wire Line
3550 5300 3900 5300
Wire Wire Line
3500 5200 3900 5200
Wire Wire Line
3450 5100 3900 5100
Wire Wire Line
3400 5000 3900 5000
Wire Wire Line
3350 4900 3900 4900
Wire Wire Line
3175 5925 5550 5925
$Comp
L Device:R R5
U 1 1 5EEA47FA
P 2800 7850
F 0 "R5" H 2870 7896 50 0000 L CNN
F 1 "R" H 2870 7805 50 0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 2730 7850 50 0001 C CNN
F 3 "~" H 2800 7850 50 0001 C CNN
1 2800 7850
1 0 0 -1
$EndComp
$Comp
L Device:R R4
U 1 1 5EEA4F10
P 2575 7625
F 0 "R4" V 2782 7625 50 0000 C CNN
F 1 "R" V 2691 7625 50 0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 2505 7625 50 0001 C CNN
F 3 "~" H 2575 7625 50 0001 C CNN
1 2575 7625
0 -1 -1 0
$EndComp
Wire Wire Line
2025 7325 2025 7625
Connection ~ 2025 7625
Wire Wire Line
2025 7625 2025 7875
Wire Wire Line
2025 7625 2425 7625
Wire Wire Line
2725 7625 2800 7625
Wire Wire Line
2800 7625 2800 7700
Text GLabel 2900 8125 2 50 Input ~ 0
VBAT
Wire Wire Line
2800 8000 2800 8125
Wire Wire Line
2800 8125 2900 8125
$Comp
L Device:C C7
U 1 1 5EF25C3A
P 3400 7375
F 0 "C7" H 3285 7329 50 0000 R CNN
F 1 ".1u" H 3285 7420 50 0000 R CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 3438 7225 50 0001 C CNN
F 3 "~" H 3400 7375 50 0001 C CNN
1 3400 7375
-1 0 0 1
$EndComp
Wire Wire Line
3350 7125 3400 7125
Wire Wire Line
3400 7125 3400 7225
Wire Wire Line
3400 7125 3775 7125
Connection ~ 3400 7125
Wire Wire Line
3400 7525 3700 7525
Wire Wire Line
3700 7525 3700 7750
Wire Wire Line
3700 7225 3700 7525
Connection ~ 3700 7525
$Comp
L Device:C C8
U 1 1 5EF55F1D
P 3575 5675
F 0 "C8" H 3460 5629 50 0000 R CNN
F 1 ".1u" H 3460 5720 50 0000 R CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 3613 5525 50 0001 C CNN
F 3 "~" H 3575 5675 50 0001 C CNN
1 3575 5675
0 -1 -1 0
$EndComp
Wire Wire Line
3400 5575 3700 5575
Wire Wire Line
3700 5575 3700 5500
Wire Wire Line
3700 5500 3900 5500
Wire Wire Line
3725 5675 3825 5675
Connection ~ 3825 5675
Wire Wire Line
3825 5675 3825 5600
Wire Wire Line
3400 5575 3400 5675
Wire Wire Line
3400 5675 3425 5675
Wire Wire Line
3400 5675 3375 5675
Connection ~ 3400 5675
Text GLabel 10650 1500 2 50 Input ~ 0
RTS
Wire Wire Line
10650 1500 10475 1500
Wire Wire Line
10650 1900 10475 1900
Text GLabel 10650 1900 2 50 Input ~ 0
DTR
Text GLabel 1275 4725 0 50 Input ~ 0
EN
Wire Wire Line
1275 4725 1375 4725
Connection ~ 1375 4725
Text GLabel 12725 1500 2 50 Input ~ 0
EN
Wire Wire Line
12275 1750 12375 1750
Text GLabel 12725 2600 2 50 Input ~ 0
IO0
Wire Wire Line
12275 2350 12375 2350
Text GLabel 2800 4725 2 50 Input ~ 0
IO0
Wire Wire Line
2800 4725 2625 4725
Text GLabel 11775 1750 0 50 Input ~ 0
DTR
Text GLabel 11775 2350 0 50 Input ~ 0
RTS
$Comp
L Device:Q_NPN_BCE Q2
U 1 1 5F09EA77
P 12575 1750
F 0 "Q2" H 12766 1796 50 0000 L CNN
F 1 "Q_NPN_BCE" H 12766 1705 50 0000 L CNN
F 2 "Package_TO_SOT_SMD:SOT-23" H 12775 1850 50 0001 C CNN
F 3 "~" H 12575 1750 50 0001 C CNN
1 12575 1750
1 0 0 -1
$EndComp
$Comp
L Device:Q_NPN_BCE Q3
U 1 1 5F09F4E8
P 12575 2350
F 0 "Q3" H 12766 2304 50 0000 L CNN
F 1 "Q_NPN_BCE" H 12766 2395 50 0000 L CNN
F 2 "Package_TO_SOT_SMD:SOT-23" H 12775 2450 50 0001 C CNN
F 3 "~" H 12575 2350 50 0001 C CNN
1 12575 2350
1 0 0 1
$EndComp
$Comp
L Device:R R10
U 1 1 5F0A30FF
P 12125 1750
F 0 "R10" V 12332 1750 50 0000 C CNN
F 1 "R" V 12241 1750 50 0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 12055 1750 50 0001 C CNN
F 3 "~" H 12125 1750 50 0001 C CNN
1 12125 1750
0 -1 -1 0
$EndComp
Wire Wire Line
11775 1750 11875 1750
$Comp
L Device:R R11
U 1 1 5F0B06E7
P 12125 2350
F 0 "R11" V 12332 2350 50 0000 C CNN
F 1 "R" V 12241 2350 50 0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 12055 2350 50 0001 C CNN
F 3 "~" H 12125 2350 50 0001 C CNN
1 12125 2350
0 -1 -1 0
$EndComp
Wire Wire Line
11975 2350 11900 2350
Wire Wire Line
12725 1500 12675 1500
Wire Wire Line
12675 1500 12675 1550
Wire Wire Line
12675 2550 12675 2600
Wire Wire Line
12675 2600 12725 2600
Wire Wire Line
12675 1950 12675 2025
Wire Wire Line
12675 2025 11900 2025
Wire Wire Line
11900 2025 11900 2350
Connection ~ 11900 2350
Wire Wire Line
11900 2350 11775 2350
Wire Wire Line
11875 1750 11875 2100
Wire Wire Line
11875 2100 12675 2100
Wire Wire Line
12675 2100 12675 2150
Connection ~ 11875 1750
Wire Wire Line
11875 1750 11975 1750
$Comp
L power:+3V3 #PWR0127
U 1 1 5EE6ED1C
P 850 4275
F 0 "#PWR0127" H 850 4125 50 0001 C CNN
F 1 "+3V3" H 865 4448 50 0000 C CNN
F 2 "" H 850 4275 50 0001 C CNN
F 3 "" H 850 4275 50 0001 C CNN
1 850 4275
0 -1 -1 0
$EndComp
$Comp
L power:+3V3 #PWR0128
U 1 1 5EE74059
P 3375 5675
F 0 "#PWR0128" H 3375 5525 50 0001 C CNN
F 1 "+3V3" H 3390 5848 50 0000 C CNN
F 2 "" H 3375 5675 50 0001 C CNN
F 3 "" H 3375 5675 50 0001 C CNN
1 3375 5675
0 -1 -1 0
$EndComp
$Comp
L power:+3V3 #PWR0129
U 1 1 5EE74D5A
P 3350 7125
F 0 "#PWR0129" H 3350 6975 50 0001 C CNN
F 1 "+3V3" H 3365 7298 50 0000 C CNN
F 2 "" H 3350 7125 50 0001 C CNN
F 3 "" H 3350 7125 50 0001 C CNN
1 3350 7125
0 -1 -1 0
$EndComp
$Comp
L power:GND #PWR0130
U 1 1 5EE7BB86
P 5125 4900
F 0 "#PWR0130" H 5125 4650 50 0001 C CNN
F 1 "GND" H 5130 4727 50 0000 C CNN
F 2 "" H 5125 4900 50 0001 C CNN
F 3 "" H 5125 4900 50 0001 C CNN
1 5125 4900
0 -1 -1 0
$EndComp
Wire Wire Line
5125 4900 5000 4900
$Comp
L power:GND #PWR0131
U 1 1 5EE88E66
P 5000 6525
F 0 "#PWR0131" H 5000 6275 50 0001 C CNN
F 1 "GND" H 5005 6352 50 0000 C CNN
F 2 "" H 5000 6525 50 0001 C CNN
F 3 "" H 5000 6525 50 0001 C CNN
1 5000 6525
0 -1 -1 0
$EndComp
Wire Wire Line
5000 6525 4875 6525
2021-06-15 19:33:19 -04:00
$Comp
L power:GND #PWR0110
U 1 1 5EAC1E6A
P 2650 1700
F 0 "#PWR0110" H 2650 1450 50 0001 C CNN
F 1 "GND" H 2655 1527 50 0000 C CNN
F 2 "" H 2650 1700 50 0001 C CNN
F 3 "" H 2650 1700 50 0001 C CNN
1 2650 1700
1 0 0 -1
$EndComp
$Comp
L power:+3V3 #PWR0108
U 1 1 5EA901B8
P 2650 950
F 0 "#PWR0108" H 2650 800 50 0001 C CNN
F 1 "+3V3" H 2665 1123 50 0000 C CNN
F 2 "" H 2650 950 50 0001 C CNN
F 3 "" H 2650 950 50 0001 C CNN
1 2650 950
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0106
U 1 1 5EA8EE64
P 1550 1700
F 0 "#PWR0106" H 1550 1450 50 0001 C CNN
F 1 "GND" H 1555 1527 50 0000 C CNN
F 2 "" H 1550 1700 50 0001 C CNN
F 3 "" H 1550 1700 50 0001 C CNN
1 1550 1700
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0105
U 1 1 5EA8BE1F
P 2250 1700
F 0 "#PWR0105" H 2250 1450 50 0001 C CNN
F 1 "GND" H 2255 1527 50 0000 C CNN
F 2 "" H 2250 1700 50 0001 C CNN
F 3 "" H 2250 1700 50 0001 C CNN
1 2250 1700
1 0 0 -1
$EndComp
$Comp
L Regulator_Linear:AP2112K-3.3 U2
U 1 1 60D148E8
P 2250 1150
F 0 "U2" H 2250 1492 50 0000 C CNN
F 1 "AP2112K-3.3" H 2250 1401 50 0000 C CNN
F 2 "Package_TO_SOT_SMD:SOT-23-5" H 2250 1475 50 0001 C CNN
F 3 "https://www.diodes.com/assets/Datasheets/AP2112.pdf" H 2250 1250 50 0001 C CNN
1 2250 1150
1 0 0 -1
$EndComp
Wire Wire Line
2550 1050 2650 1050
Wire Wire Line
2650 1050 2650 950
$Comp
L Device:C C2
U 1 1 60D45A49
P 2650 1300
F 0 "C2" H 2765 1346 50 0000 L CNN
F 1 "1u" H 2765 1255 50 0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 2688 1150 50 0001 C CNN
F 3 "~" H 2650 1300 50 0001 C CNN
1 2650 1300
1 0 0 -1
$EndComp
$Comp
L Device:C C1
U 1 1 60D46CD5
P 1550 1350
F 0 "C1" H 1665 1396 50 0000 L CNN
F 1 "1u" H 1665 1305 50 0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 1588 1200 50 0001 C CNN
F 3 "~" H 1550 1350 50 0001 C CNN
1 1550 1350
1 0 0 -1
$EndComp
Wire Wire Line
1400 1050 1550 1050
Connection ~ 1550 1050
Wire Wire Line
1550 1050 1950 1050
Wire Wire Line
1550 1500 1550 1700
Wire Wire Line
2250 1700 2250 1450
Wire Wire Line
2650 1700 2650 1450
Wire Wire Line
1550 1050 1550 1150
Wire Wire Line
2650 1050 2650 1150
Connection ~ 2650 1050
$Comp
L Device:R_Small R1
U 1 1 60DC0EF8
P 1750 1150
F 0 "R1" V 1500 1150 50 0000 C CNN
F 1 "100k" V 1600 1150 50 0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" H 1750 1150 50 0001 C CNN
F 3 "~" H 1750 1150 50 0001 C CNN
1 1750 1150
0 1 1 0
$EndComp
Wire Wire Line
1850 1150 1950 1150
Wire Wire Line
1650 1150 1550 1150
Connection ~ 1550 1150
Wire Wire Line
1550 1150 1550 1200
2021-06-15 20:43:11 -04:00
Wire Wire Line
2625 7025 2800 7025
Connection ~ 2800 7625
Wire Wire Line
2800 7025 2800 7625
$Comp
L RF_Module:ESP32-WROOM-32U U1
U 1 1 5EA5AA0E
P 2025 5925
F 0 "U1" H 2125 7375 50 0000 C CNN
F 1 "ESP32-WROOM-32U" H 2450 7300 50 0000 C CNN
F 2 "RF_Module:ESP32-WROOM-32U" H 2025 4425 50 0001 C CNN
F 3 "https://www.espressif.com/sites/default/files/documentation/esp32-wroom-32d_esp32-wroom-32u_datasheet_en.pdf" H 1725 5975 50 0001 C CNN
1 2025 5925
1 0 0 -1
$EndComp
Wire Wire Line
2625 6225 3525 6225
Wire Wire Line
3525 6225 3525 6525
Wire Wire Line
3525 6525 3775 6525
2021-06-15 18:47:07 -04:00
$EndSCHEMATC
