esp32-dual-lora/loranet2.sch

1350 lines
29 KiB
Plaintext

EESchema Schematic File Version 5
EELAYER 36 0
EELAYER END
$Descr A3 16535 11693
encoding utf-8
Sheet 1 1
Title ""
Date ""
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Text Notes 4225 6525 0 50 ~ 0
LoRa2
Text Notes 4325 4900 0 50 ~ 0
LoRa1
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.
Text Notes 7100 5750 0 50 ~ 0
THE LAST OF THE IOS
Text GLabel 1275 4725 0 50 Input ~ 0
EN
Text GLabel 1400 1050 0 50 Input ~ 0
VIN
Text GLabel 2725 5725 2 50 Input ~ 0
SPARE01
Text GLabel 2725 5825 2 50 Input ~ 0
SPARE02
Text GLabel 2725 5925 2 50 Input ~ 0
LORSCK
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LORCIPO
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SPARE03
Text GLabel 2725 6325 2 50 Input ~ 0
LORCOPI
Text GLabel 2800 4725 2 50 Input ~ 0
IO0
Text GLabel 2800 4825 2 50 Input ~ 0
TX
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SPARE00
Text GLabel 2800 5025 2 50 Input ~ 0
RX
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VBAT
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VBAT
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LORCOPI
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LORCIPO
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LORSCK
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LORCOPI
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LORCIPO
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LORSCK
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VBAT
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VIN
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SPARE00
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SPARE01
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SPARE02
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SPARE03
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RTS
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TX
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RX
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DTR
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DTR
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RTS
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EN
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IO0
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1 9975 2975
1 0 0 -1
$EndComp
$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
$Comp
L Mechanical:MountingHole H1
U 1 1 60D48C38
P 9425 5250
F 0 "H1" H 9525 5296 50 0000 L CNN
F 1 "MountingHole" H 9525 5205 50 0000 L CNN
F 2 "loranet2:MRA-2021_10x6mm" H 9425 5250 50 0001 C CNN
F 3 "~" H 9425 5250 50 0001 C CNN
1 9425 5250
1 0 0 -1
$EndComp
$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
$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
$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
$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 R2
U 1 1 61B4900F
P 3575 4575
F 0 "R2" V 3675 4575 50 0000 C CNN
F 1 "10k" V 3575 4575 50 0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 3505 4575 50 0001 C CNN
F 3 "~" H 3575 4575 50 0001 C CNN
1 3575 4575
0 -1 -1 0
$EndComp
$Comp
L Device:R R12
U 1 1 61B69BAA
P 3750 6125
F 0 "R12" V 3825 6125 50 0000 C CNN
F 1 "10k" V 3750 6125 50 0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 3680 6125 50 0001 C CNN
F 3 "~" H 3750 6125 50 0001 C CNN
1 3750 6125
0 -1 -1 0
$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: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 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
$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 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
$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
$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
$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
F 2 "Connector_JST:JST_EH_S2B-EH_1x02_P2.50mm_Horizontal" H 3600 2525 50 0001 C CNN
F 3 "~" H 3600 2525 50 0001 C CNN
1 3600 2525
1 0 0 -1
$EndComp
$Comp
L Device:C C4
U 1 1 5EE222E3
P 1050 4525
F 0 "C4" H 935 4479 50 0000 R CNN
F 1 "10u" H 935 4570 50 0000 R CNN
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
$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 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
$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 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 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
$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
$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 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 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
$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: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
$Comp
L Connector_Generic:Conn_01x06 J3
U 1 1 6199D3B6
P 7825 6125
F 0 "J3" H 7905 6117 50 0000 L CNN
F 1 "Conn_01x06" H 7905 6026 50 0000 L CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x06_P2.54mm_Vertical" H 7825 6125 50 0001 C CNN
F 3 "~" H 7825 6125 50 0001 C CNN
1 7825 6125
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
$Comp
L loranet2-rescue:USB_B_Micro-Connector J2
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 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
$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
$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 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
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
$EndSCHEMATC