lark-sensors.sch

EESchema Schematic File Version 4
LIBS:lark-cache
EELAYER 26 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 3 4
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L sensors:MS5525DSO U9
U 1 1 5C51A933
P 6400 5250
F 0 "U9" H 6400 5837 60  0000 C CNN
F 1 "MS5525DSO" H 6400 5731 60  0000 C CNN
F 2 "Package_SO:SOIC-14W_7.5x9.0mm_P1.27mm" H 6400 5250 60  0001 C CNN
F 3 "" H 6400 5250 60  0001 C CNN
F 4 "5525DSO-DB001DS" H 6400 5250 50  0001 C CNN "MPN"
	1    6400 5250
	1    0    0    -1  
$EndComp
$Comp
L sensors:MS5611-01BA03 IC1
U 1 1 5C51AAD0
P 6300 1750
F 0 "IC1" H 6350 2075 50  0000 C CNN
F 1 "MS5611-01BA03" H 6350 1984 50  0000 C CNN
F 2 "libs:LGA-8_3x5mm_P1.25mm_handsolder" H 6100 1350 50  0001 L CNN
F 3 "" H 6350 1750 50  0001 C CNN
F 4 "2362662" H 6100 1250 50  0001 L CNN "Farnell"
F 5 "MS561101BA03-50" H 6300 1750 50  0001 C CNN "MPN"
	1    6300 1750
	-1   0    0    1   
$EndComp
$Comp
L sensors:MS5611-01BA03 IC2
U 1 1 5C51ABE0
P 6300 4050
F 0 "IC2" H 6350 4375 50  0000 C CNN
F 1 "MS5611-01BA03" H 6350 4284 50  0000 C CNN
F 2 "libs:LGA-8_3x5mm_P1.25mm_handsolder" H 6100 3650 50  0001 L CNN
F 3 "" H 6350 4050 50  0001 C CNN
F 4 "2362662" H 6100 3550 50  0001 L CNN "Farnell"
F 5 "MS561101BA03-50" H 6300 4050 50  0001 C CNN "MPN"
	1    6300 4050
	-1   0    0    1   
$EndComp
Wire Wire Line
	5800 4950 5550 4950
Wire Wire Line
	5550 4950 5550 5150
Wire Wire Line
	5550 5150 5800 5150
Wire Wire Line
	5800 5050 5650 5050
Wire Wire Line
	5650 5050 5650 5250
Wire Wire Line
	5650 5250 5800 5250
Wire Wire Line
	7000 4950 7250 4950
Wire Wire Line
	7250 4950 7250 5150
Wire Wire Line
	7250 5150 7000 5150
$Comp
L lark-rescue:C-Device C38
U 1 1 5C572742
P 8300 5700
F 0 "C38" H 8415 5746 50  0000 L CNN
F 1 "100n" H 8415 5655 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 8338 5550 50  0001 C CNN
F 3 "~" H 8300 5700 50  0001 C CNN
F 4 "885012207128" H 8300 5700 50  0001 C CNN "MPN"
	1    8300 5700
	1    0    0    -1  
$EndComp
$Comp
L lark-rescue:C-Device C37
U 1 1 5C572A29
P 7600 5200
F 0 "C37" H 7715 5246 50  0000 L CNN
F 1 "100n" H 7715 5155 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 7638 5050 50  0001 C CNN
F 3 "~" H 7600 5200 50  0001 C CNN
F 4 "885012207128" H 7600 5200 50  0001 C CNN "MPN"
	1    7600 5200
	1    0    0    -1  
$EndComp
Wire Wire Line
	7000 5050 7600 5050
Connection ~ 7600 5050
$Comp
L lark-rescue:GND-power #PWR041
U 1 1 5C5732B7
P 8300 6050
F 0 "#PWR041" H 8300 5800 50  0001 C CNN
F 1 "GND" H 8305 5877 50  0000 C CNN
F 2 "" H 8300 6050 50  0001 C CNN
F 3 "" H 8300 6050 50  0001 C CNN
	1    8300 6050
	1    0    0    -1  
$EndComp
Wire Wire Line
	7000 5350 7350 5350
Connection ~ 7350 5350
Wire Wire Line
	7350 5350 7350 5250
Wire Wire Line
	7000 5550 7350 5550
Connection ~ 7350 5550
Wire Wire Line
	7350 5550 7350 5350
$Comp
L lark-rescue:GND-power #PWR040
U 1 1 5C5738F4
P 7150 5750
F 0 "#PWR040" H 7150 5500 50  0001 C CNN
F 1 "GND" H 7155 5577 50  0000 C CNN
F 2 "" H 7150 5750 50  0001 C CNN
F 3 "" H 7150 5750 50  0001 C CNN
	1    7150 5750
	1    0    0    -1  
$EndComp
Wire Wire Line
	7000 5450 7150 5450
Wire Wire Line
	7150 5450 7150 5750
NoConn ~ 5800 5350
$Comp
L lark-rescue:C-Device C35
U 1 1 5C5740F5
P 7400 2100
F 0 "C35" H 7515 2146 50  0000 L CNN
F 1 "100n" H 7515 2055 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 7438 1950 50  0001 C CNN
F 3 "~" H 7400 2100 50  0001 C CNN
F 4 "885012207128" H 7400 2100 50  0001 C CNN "MPN"
	1    7400 2100
	-1   0    0    1   
$EndComp
$Comp
L lark-rescue:C-Device C36
U 1 1 5C5741B1
P 7400 4400
F 0 "C36" H 7515 4446 50  0000 L CNN
F 1 "100n" H 7515 4355 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 7438 4250 50  0001 C CNN
F 3 "~" H 7400 4400 50  0001 C CNN
F 4 "885012207128" H 7400 4400 50  0001 C CNN "MPN"
	1    7400 4400
	-1   0    0    1   
$EndComp
Wire Wire Line
	6600 1850 6850 1850
Wire Wire Line
	6600 4050 6850 4050
Wire Wire Line
	6850 4050 6850 4150
Connection ~ 6850 4150
Wire Wire Line
	6850 4150 6600 4150
Wire Wire Line
	6600 3950 6850 3950
Wire Wire Line
	6600 3850 6850 3850
NoConn ~ 5900 3950
Wire Wire Line
	6600 1650 6850 1650
Wire Wire Line
	6600 1750 6850 1750
Wire Wire Line
	5850 1550 5900 1550
Text HLabel 800  2750 0    50   Input ~ 0
I2C0CLK
Text HLabel 800  2650 0    50   Input ~ 0
I2C0SDA
Wire Wire Line
	7600 5050 8300 5050
Wire Wire Line
	8300 5050 8300 5550
Connection ~ 8300 5050
Wire Wire Line
	8300 5550 7350 5550
Connection ~ 8300 5550
Wire Wire Line
	5850 1550 5850 1400
Wire Wire Line
	5850 1400 6850 1400
Wire Wire Line
	6850 1550 6850 1400
Wire Wire Line
	6850 1550 6600 1550
Wire Wire Line
	6850 1850 6850 1750
Connection ~ 6850 1850
Wire Wire Line
	6850 1850 7400 1850
NoConn ~ 5900 1650
Wire Wire Line
	5900 1850 5350 1850
Wire Wire Line
	5900 1750 5500 1750
Wire Wire Line
	4550 4050 4800 4050
Wire Wire Line
	5900 3850 5750 3850
$Comp
L Interface_Expansion:PCA9544AD U5
U 1 1 5C8D868E
P 1800 2550
F 0 "U5" H 1800 3628 50  0000 C CNN
F 1 "PCA9544AD" H 1800 3537 50  0000 C CNN
F 2 "Package_SO:SOIC-20W_7.5x12.8mm_P1.27mm" H 2800 1700 50  0001 C CNN
F 3 "http://www.nxp.com/documents/data_sheet/PCA9544A.pdf" H 1600 1450 50  0001 C CNN
	1    1800 2550
	1    0    0    -1  
$EndComp
Wire Wire Line
	4450 1750 4450 1850
Wire Wire Line
	4550 1950 4550 1850
Wire Wire Line
	5750 3850 5750 3700
Wire Wire Line
	5750 3700 6850 3700
Wire Wire Line
	6850 3700 6850 3850
Wire Wire Line
	6850 1550 7400 1550
Wire Wire Line
	6850 4150 7400 4150
Connection ~ 6850 1550
Wire Wire Line
	6850 3850 7400 3850
Wire Wire Line
	7400 3850 7400 4150
Connection ~ 6850 3850
Connection ~ 7400 4150
$Comp
L lark-rescue:GND-power #PWR0101
U 1 1 5C926894
P 6850 1650
F 0 "#PWR0101" H 6850 1400 50  0001 C CNN
F 1 "GND" H 6855 1477 50  0000 C CNN
F 2 "" H 6850 1650 50  0001 C CNN
F 3 "" H 6850 1650 50  0001 C CNN
	1    6850 1650
	0    -1   -1   0   
$EndComp
$Comp
L lark-rescue:GND-power #PWR0102
U 1 1 5C932F83
P 6850 3950
F 0 "#PWR0102" H 6850 3700 50  0001 C CNN
F 1 "GND" H 6855 3777 50  0000 C CNN
F 2 "" H 6850 3950 50  0001 C CNN
F 3 "" H 6850 3950 50  0001 C CNN
	1    6850 3950
	0    -1   -1   0   
$EndComp
Wire Wire Line
	7400 1550 7400 1850
Connection ~ 7400 1550
Wire Wire Line
	7400 1850 7400 1950
Connection ~ 7400 1850
$Comp
L lark-rescue:GND-power #PWR0103
U 1 1 5C93A9DA
P 7400 2350
F 0 "#PWR0103" H 7400 2100 50  0001 C CNN
F 1 "GND" H 7405 2177 50  0000 C CNN
F 2 "" H 7400 2350 50  0001 C CNN
F 3 "" H 7400 2350 50  0001 C CNN
	1    7400 2350
	1    0    0    -1  
$EndComp
Wire Wire Line
	7400 2250 7400 2350
Wire Wire Line
	4550 2250 4550 4050
Wire Wire Line
	4450 2350 4450 4150
Wire Wire Line
	4450 4150 4950 4150
Wire Wire Line
	4250 2650 4250 5450
Wire Wire Line
	4250 5450 4850 5450
Wire Wire Line
	4150 5550 5000 5550
Wire Wire Line
	2500 2850 2500 2450
Wire Wire Line
	1800 3450 1800 3600
Wire Wire Line
	8300 1550 8300 4150
Wire Wire Line
	7400 1550 8300 1550
Wire Wire Line
	7400 4150 8300 4150
Connection ~ 8300 4150
Wire Wire Line
	8300 4150 8300 5050
Wire Wire Line
	7400 4150 7400 4250
$Comp
L lark-rescue:GND-power #PWR0104
U 1 1 5C9947C1
P 7400 4650
F 0 "#PWR0104" H 7400 4400 50  0001 C CNN
F 1 "GND" H 7405 4477 50  0000 C CNN
F 2 "" H 7400 4650 50  0001 C CNN
F 3 "" H 7400 4650 50  0001 C CNN
	1    7400 4650
	1    0    0    -1  
$EndComp
Wire Wire Line
	8300 1550 8300 1000
Connection ~ 8300 1550
Text HLabel 8300 1000 1    50   Input ~ 0
SENSPWR
Text HLabel 1800 1100 1    50   Input ~ 0
SENSPWR
Wire Wire Line
	1800 1100 1800 1250
Wire Wire Line
	2500 1250 1800 1250
Connection ~ 1800 1250
Wire Wire Line
	1800 1250 1800 1650
Wire Wire Line
	1800 1250 1100 1250
Wire Wire Line
	1100 1250 1100 1350
$Comp
L lark-rescue:C-Device C24
U 1 1 5C9A51E1
P 1100 1500
F 0 "C24" H 1215 1546 50  0000 L CNN
F 1 "100n" H 1215 1455 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 1138 1350 50  0001 C CNN
F 3 "~" H 1100 1500 50  0001 C CNN
F 4 "885012207128" H 1100 1500 50  0001 C CNN "MPN"
	1    1100 1500
	-1   0    0    1   
$EndComp
$Comp
L lark-rescue:GND-power #PWR0105
U 1 1 5C9A522E
P 1100 1750
F 0 "#PWR0105" H 1100 1500 50  0001 C CNN
F 1 "GND" H 1105 1577 50  0000 C CNN
F 2 "" H 1100 1750 50  0001 C CNN
F 3 "" H 1100 1750 50  0001 C CNN
	1    1100 1750
	1    0    0    -1  
$EndComp
Wire Wire Line
	1100 1650 1100 1750
$Comp
L lark-rescue:GND-power #PWR0106
U 1 1 5C9A9997
P 1800 3750
F 0 "#PWR0106" H 1800 3500 50  0001 C CNN
F 1 "GND" H 1805 3577 50  0000 C CNN
F 2 "" H 1800 3750 50  0001 C CNN
F 3 "" H 1800 3750 50  0001 C CNN
	1    1800 3750
	1    0    0    -1  
$EndComp
Wire Wire Line
	1300 3050 1200 3050
Wire Wire Line
	1200 3050 1200 3150
Wire Wire Line
	1300 3250 1200 3250
Wire Wire Line
	1200 3150 1300 3150
Connection ~ 1200 3150
Wire Wire Line
	1200 3150 1200 3250
Wire Wire Line
	1200 3250 1200 3600
Wire Wire Line
	1200 3600 1800 3600
Connection ~ 1200 3250
Connection ~ 1800 3600
Wire Wire Line
	1800 3600 1800 3750
$Comp
L Device:R_Small R25
U 1 1 5C9E95EE
P 4800 3900
F 0 "R25" H 4859 3946 50  0000 L CNN
F 1 "10k" H 4859 3855 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 4800 3900 50  0001 C CNN
F 3 "~" H 4800 3900 50  0001 C CNN
	1    4800 3900
	1    0    0    -1  
$EndComp
$Comp
L Device:R_Small R37
U 1 1 5C9E9642
P 4950 3900
F 0 "R37" H 5009 3946 50  0000 L CNN
F 1 "10k" H 5009 3855 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 4950 3900 50  0001 C CNN
F 3 "~" H 4950 3900 50  0001 C CNN
	1    4950 3900
	1    0    0    -1  
$EndComp
$Comp
L Device:R_Small R26
U 1 1 5C9E967C
P 4850 5300
F 0 "R26" H 4909 5346 50  0000 L CNN
F 1 "10k" H 4909 5255 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 4850 5300 50  0001 C CNN
F 3 "~" H 4850 5300 50  0001 C CNN
	1    4850 5300
	1    0    0    -1  
$EndComp
$Comp
L Device:R_Small R38
U 1 1 5C9E96BA
P 5000 5300
F 0 "R38" H 5059 5346 50  0000 L CNN
F 1 "10k" H 5059 5255 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 5000 5300 50  0001 C CNN
F 3 "~" H 5000 5300 50  0001 C CNN
	1    5000 5300
	1    0    0    -1  
$EndComp
$Comp
L Device:R_Small R17
U 1 1 5C9E979D
P 4800 1600
F 0 "R17" H 4859 1646 50  0000 L CNN
F 1 "10k" H 4859 1555 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 4800 1600 50  0001 C CNN
F 3 "~" H 4800 1600 50  0001 C CNN
	1    4800 1600
	1    0    0    -1  
$EndComp
$Comp
L Device:R_Small R30
U 1 1 5C9E97E3
P 4950 1600
F 0 "R30" H 5009 1646 50  0000 L CNN
F 1 "10k" H 5009 1555 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 4950 1600 50  0001 C CNN
F 3 "~" H 4950 1600 50  0001 C CNN
	1    4950 1600
	1    0    0    -1  
$EndComp
Wire Wire Line
	4800 1500 4800 1450
Wire Wire Line
	4800 1450 4950 1450
Wire Wire Line
	4950 1450 4950 1500
Wire Wire Line
	4800 1250 4800 1450
Connection ~ 4800 1450
Wire Wire Line
	4800 1700 4800 1750
Wire Wire Line
	4950 1700 4950 1850
Wire Wire Line
	4800 4000 4800 4050
Wire Wire Line
	4950 4000 4950 4150
Wire Wire Line
	4850 5400 4850 5450
Wire Wire Line
	5000 5400 5000 5550
Wire Wire Line
	2300 3250 2500 3250
$Comp
L Device:R_Small R16
U 1 1 5CA48A3D
P 2950 3450
F 0 "R16" H 3009 3496 50  0000 L CNN
F 1 "10k" H 3009 3405 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 2950 3450 50  0001 C CNN
F 3 "~" H 2950 3450 50  0001 C CNN
	1    2950 3450
	1    0    0    -1  
$EndComp
$Comp
L Device:R_Small R29
U 1 1 5CA48A77
P 3200 3450
F 0 "R29" H 3259 3496 50  0000 L CNN
F 1 "10k" H 3259 3405 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 3200 3450 50  0001 C CNN
F 3 "~" H 3200 3450 50  0001 C CNN
	1    3200 3450
	1    0    0    -1  
$EndComp
$Comp
L lark-rescue:MCP1700T-3302E_TT-dk_PMIC-Voltage-Regulators-Linear U?
U 1 1 5C80A5BF
P 1300 6000
AR Path="/5C80A5BF" Ref="U?"  Part="1" 
AR Path="/5C42B39D/5C80A5BF" Ref="U?"  Part="1" 
AR Path="/5C4F6DA1/5C80A5BF" Ref="U4"  Part="1" 
F 0 "U4" H 1300 6287 60  0000 C CNN
F 1 "MCP1700T-3302E_TT" H 1300 6181 60  0000 C CNN
F 2 "Package_TO_SOT_SMD:SOT-23" H 1500 6200 60  0001 L CNN
F 3 "http://www.microchip.com/mymicrochip/filehandler.aspx?ddocname=en011779" H 1500 6300 60  0001 L CNN
F 4 "MCP1700T3302ETTCT-ND" H 1500 6400 60  0001 L CNN "Digi-Key_PN"
F 5 "MCP1700T-3302E/TT" H 1500 6500 60  0001 L CNN "MPN"
F 6 "Integrated Circuits (ICs)" H 1500 6600 60  0001 L CNN "Category"
F 7 "PMIC - Voltage Regulators - Linear" H 1500 6700 60  0001 L CNN "Family"
F 8 "http://www.microchip.com/mymicrochip/filehandler.aspx?ddocname=en011779" H 1500 6800 60  0001 L CNN "DK_Datasheet_Link"
F 9 "/product-detail/en/microchip-technology/MCP1700T-3302E-TT/MCP1700T3302ETTCT-ND/652677" H 1500 6900 60  0001 L CNN "DK_Detail_Page"
F 10 "IC REG LINEAR 3.3V 250MA SOT23-3" H 1500 7000 60  0001 L CNN "Description"
F 11 "Microchip Technology" H 1500 7100 60  0001 L CNN "Manufacturer"
F 12 "Active" H 1500 7200 60  0001 L CNN "Status"
	1    1300 6000
	1    0    0    -1  
$EndComp
$Comp
L lark-rescue:C-Device C?
U 1 1 5C80A5C7
P 750 6250
AR Path="/5C42B39D/5C80A5C7" Ref="C?"  Part="1" 
AR Path="/5C4F6DA1/5C80A5C7" Ref="C21"  Part="1" 
F 0 "C21" H 865 6296 50  0000 L CNN
F 1 "1u" H 865 6205 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 788 6100 50  0001 C CNN
F 3 "~" H 750 6250 50  0001 C CNN
F 4 "CL21B105KBFNNNG" H 750 6250 50  0001 C CNN "MPN"
	1    750  6250
	1    0    0    -1  
$EndComp
$Comp
L lark-rescue:+5V-power #PWR?
U 1 1 5C80A5CE
P 750 5750
AR Path="/5C42B39D/5C80A5CE" Ref="#PWR?"  Part="1" 
AR Path="/5C4F6DA1/5C80A5CE" Ref="#PWR0110"  Part="1" 
F 0 "#PWR0110" H 750 5600 50  0001 C CNN
F 1 "+5V" H 765 5923 50  0000 C CNN
F 2 "" H 750 5750 50  0001 C CNN
F 3 "" H 750 5750 50  0001 C CNN
	1    750  5750
	1    0    0    -1  
$EndComp
Text HLabel 2650 6000 2    50   Input ~ 0
SENSPWR
$Comp
L lark-rescue:C-Device C?
U 1 1 5C80A5DC
P 1800 6250
AR Path="/5C42B39D/5C80A5DC" Ref="C?"  Part="1" 
AR Path="/5C4F6DA1/5C80A5DC" Ref="C22"  Part="1" 
F 0 "C22" H 1915 6296 50  0000 L CNN
F 1 "1u" H 1915 6205 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 1838 6100 50  0001 C CNN
F 3 "~" H 1800 6250 50  0001 C CNN
F 4 "CL21B105KBFNNNG" H 1800 6250 50  0001 C CNN "MPN"
	1    1800 6250
	1    0    0    -1  
$EndComp
$Comp
L lark-rescue:C-Device C?
U 1 1 5C80A5E4
P 2250 6250
AR Path="/5C42B39D/5C80A5E4" Ref="C?"  Part="1" 
AR Path="/5C4F6DA1/5C80A5E4" Ref="C23"  Part="1" 
F 0 "C23" H 2365 6296 50  0000 L CNN
F 1 "1u" H 2365 6205 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 2288 6100 50  0001 C CNN
F 3 "~" H 2250 6250 50  0001 C CNN
F 4 "CL21B105KBFNNNG" H 2250 6250 50  0001 C CNN "MPN"
	1    2250 6250
	1    0    0    -1  
$EndComp
$Comp
L lark-rescue:Ferrite_Bead-Device L?
U 1 1 5C80A5EC
P 2000 6000
AR Path="/5C42B39D/5C80A5EC" Ref="L?"  Part="1" 
AR Path="/5C4F6DA1/5C80A5EC" Ref="L3"  Part="1" 
F 0 "L3" V 1726 6000 50  0000 C CNN
F 1 "Ferrite_Bead" V 1817 6000 50  0000 C CNN
F 2 "Inductor_SMD:L_0805_2012Metric_Pad1.15x1.40mm_HandSolder" V 1930 6000 50  0001 C CNN
F 3 "~" H 2000 6000 50  0001 C CNN
F 4 "BLM21BD272SH1L" V 2000 6000 50  0001 C CNN "MPN"
	1    2000 6000
	0    1    1    0   
$EndComp
Wire Wire Line
	750  5750 750  6000
Wire Wire Line
	1000 6000 750  6000
Wire Wire Line
	750  6500 1300 6500
Wire Wire Line
	1300 6500 1300 6300
Connection ~ 1300 6500
Wire Wire Line
	1300 6500 1800 6500
Wire Wire Line
	1600 6000 1800 6000
Wire Wire Line
	2150 6000 2250 6000
Wire Wire Line
	2250 6100 2250 6000
Connection ~ 2250 6000
Wire Wire Line
	2250 6000 2650 6000
Wire Wire Line
	2250 6400 2250 6500
Wire Wire Line
	1800 6400 1800 6500
Connection ~ 1800 6500
Wire Wire Line
	1800 6500 2250 6500
Wire Wire Line
	1800 6100 1800 6000
Connection ~ 1800 6000
Wire Wire Line
	1800 6000 1850 6000
Wire Wire Line
	750  6500 750  6400
Wire Wire Line
	750  6100 750  6000
Connection ~ 750  6000
$Comp
L lark-rescue:Conn_01x05-Connector_Generic J5
U 1 1 5C81AAA1
P 1250 5050
F 0 "J5" H 1329 5092 50  0000 L CNN
F 1 "Conn_01x05-Connector_Generic" H 1329 5001 50  0000 L CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x05_P2.54mm_Vertical" H 1250 5050 50  0001 C CNN
F 3 "" H 1250 5050 50  0001 C CNN
	1    1250 5050
	1    0    0    -1  
$EndComp
$Comp
L lark-rescue:GND-power #PWR0112
U 1 1 5C85BE36
P 850 5250
F 0 "#PWR0112" H 850 5000 50  0001 C CNN
F 1 "GND" H 855 5077 50  0000 C CNN
F 2 "" H 850 5250 50  0001 C CNN
F 3 "" H 850 5250 50  0001 C CNN
	1    850  5250
	0    1    1    0   
$EndComp
Wire Wire Line
	7350 5250 7000 5250
Wire Wire Line
	8300 5950 8300 6050
Wire Wire Line
	8300 5850 8300 5950
Connection ~ 8300 5950
Wire Wire Line
	7600 5350 7600 5950
Wire Wire Line
	7600 5950 8300 5950
Connection ~ 4800 1750
Wire Wire Line
	4800 1750 4450 1750
Connection ~ 4950 1850
Wire Wire Line
	4950 1850 4550 1850
Wire Wire Line
	2300 1850 4450 1850
Wire Wire Line
	2300 1950 4550 1950
Connection ~ 4800 4050
Wire Wire Line
	4800 4050 5500 4050
Connection ~ 4950 4150
Wire Wire Line
	4950 4150 5350 4150
Wire Wire Line
	2300 2250 4550 2250
Wire Wire Line
	2300 2350 4450 2350
Connection ~ 4850 5450
Wire Wire Line
	4850 5450 5250 5450
Connection ~ 5000 5550
Wire Wire Line
	5000 5550 5350 5550
Wire Wire Line
	2300 2650 4250 2650
Wire Wire Line
	2300 2750 4150 2750
Wire Wire Line
	4800 3800 4800 3750
Wire Wire Line
	4800 3750 4950 3750
Wire Wire Line
	4950 3750 4950 3800
Wire Wire Line
	4800 3750 4800 2350
Connection ~ 4800 3750
Wire Wire Line
	4850 5200 4850 5150
Wire Wire Line
	4850 5150 5000 5150
Wire Wire Line
	5000 5150 5000 5200
Wire Wire Line
	4850 5150 4850 4950
Connection ~ 4850 5150
Wire Wire Line
	2500 2850 2500 3250
Wire Wire Line
	2650 3150 2650 3700
Wire Wire Line
	2300 3150 2650 3150
Wire Wire Line
	2750 3050 2750 3600
Wire Wire Line
	2300 3050 2750 3050
Wire Wire Line
	2750 3600 2950 3600
Wire Wire Line
	2650 3700 3200 3700
Wire Wire Line
	2950 3550 2950 3600
Wire Wire Line
	3200 3550 3200 3700
Wire Wire Line
	2950 3350 2950 3250
Wire Wire Line
	2950 3250 3200 3250
Wire Wire Line
	3200 3250 3200 3350
Wire Wire Line
	2950 3250 2950 3100
Connection ~ 2950 3250
Text Label 2750 3900 3    50   ~ 0
SDA3
Text Label 2650 3900 3    50   ~ 0
SCK3
$Comp
L lark-rescue:Conn_01x05-Connector_Generic J10
U 1 1 5C91CC74
P 2750 4400
F 0 "J10" H 2829 4442 50  0000 L CNN
F 1 "Conn_01x05-Connector_Generic" H 2829 4351 50  0000 L CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x05_P2.54mm_Vertical" H 2750 4400 50  0001 C CNN
F 3 "" H 2750 4400 50  0001 C CNN
	1    2750 4400
	0    1    1    0   
$EndComp
$Comp
L lark-rescue:+5V-power #PWR?
U 1 1 5C91D34A
P 3050 4100
AR Path="/5C42B39D/5C91D34A" Ref="#PWR?"  Part="1" 
AR Path="/5C4F6DA1/5C91D34A" Ref="#PWR0113"  Part="1" 
F 0 "#PWR0113" H 3050 3950 50  0001 C CNN
F 1 "+5V" H 3065 4273 50  0000 C CNN
F 2 "" H 3050 4100 50  0001 C CNN
F 3 "" H 3050 4100 50  0001 C CNN
	1    3050 4100
	0    1    1    0   
$EndComp
Wire Wire Line
	2950 4200 2950 4100
Wire Wire Line
	2950 4100 3050 4100
Wire Wire Line
	2850 4200 2850 4050
Wire Wire Line
	2550 4200 2550 4100
Wire Wire Line
	2550 4100 2400 4100
$Comp
L lark-rescue:GND-power #PWR0114
U 1 1 5C937E13
P 2400 4100
F 0 "#PWR0114" H 2400 3850 50  0001 C CNN
F 1 "GND" H 2405 3927 50  0000 C CNN
F 2 "" H 2400 4100 50  0001 C CNN
F 3 "" H 2400 4100 50  0001 C CNN
	1    2400 4100
	0    1    1    0   
$EndComp
Text HLabel 2850 4050 1    50   Input ~ 0
SENSPWR
Text HLabel 2950 3100 1    50   Input ~ 0
SENSPWR
Text HLabel 4800 2350 1    50   Input ~ 0
SENSPWR
Text HLabel 4800 1250 1    50   Input ~ 0
SENSPWR
Text HLabel 4850 4950 1    50   Input ~ 0
SENSPWR
Wire Wire Line
	2650 4200 2650 3700
Connection ~ 2650 3700
Wire Wire Line
	2750 4200 2750 3600
Connection ~ 2750 3600
Text Label 2750 1850 0    50   ~ 0
SDA0
Text Label 2750 1950 0    50   ~ 0
SCK0
Text Label 2750 2250 0    50   ~ 0
SDA1
Text Label 2750 2350 0    50   ~ 0
SCK1
Text Label 2750 2650 0    50   ~ 0
SDA2
Text Label 2750 2750 0    50   ~ 0
SCK2
Wire Wire Line
	4150 2750 4150 5550
$Comp
L sensors:HCLAxxE U7
U 1 1 5C9F3872
P 6250 6700
F 0 "U7" H 6500 7150 50  0000 C CNN
F 1 "HCLAxxE" H 6250 6750 50  0000 C CNN
F 2 "libs:HCLAxxE" H 6250 6250 50  0001 C CNN
F 3 "" H 6250 6250 50  0001 C CNN
	1    6250 6700
	-1   0    0    -1  
$EndComp
Text HLabel 6250 5950 1    50   Input ~ 0
SENSPWR
Wire Wire Line
	6250 5950 6250 6100
Wire Wire Line
	5750 6850 5350 6850
Wire Wire Line
	5350 6850 5350 5550
Connection ~ 5350 5550
Wire Wire Line
	5350 5550 5800 5550
Wire Wire Line
	5250 5450 5250 6950
Wire Wire Line
	5250 6950 5750 6950
Connection ~ 5250 5450
Wire Wire Line
	5250 5450 5800 5450
$Comp
L lark-rescue:GND-power #PWR0117
U 1 1 5CA1987E
P 6250 7400
F 0 "#PWR0117" H 6250 7150 50  0001 C CNN
F 1 "GND" H 6255 7227 50  0000 C CNN
F 2 "" H 6250 7400 50  0001 C CNN
F 3 "" H 6250 7400 50  0001 C CNN
	1    6250 7400
	1    0    0    -1  
$EndComp
Wire Wire Line
	6250 7400 6250 7300
$Comp
L sensors:BMP388 IC3
U 1 1 5C85523A
P 5700 750
F 0 "IC3" H 6300 1015 50  0000 C CNN
F 1 "BMP388" H 6300 924 50  0000 C CNN
F 2 "libs:LGA-10_2.0x2.0x0.75_handsolder" H 6750 850 50  0001 L CNN
F 3 "https://ae-bst.resource.bosch.com/media/_tech/media/datasheets/BST-BMP388-DS001-01.pdf" H 6750 750 50  0001 L CNN
F 4 "Board Mount Pressure Sensors MEMS Absolute Barometric Pressure Sensor" H 6750 650 50  0001 L CNN "Description"
F 5 "0" H 6750 550 50  0001 L CNN "Height"
F 6 "Bosch Sensortec" H 6750 450 50  0001 L CNN "Manufacturer_Name"
F 7 "BMP388" H 6750 350 50  0001 L CNN "Manufacturer_Part_Number"
F 8 "262-BMP388" H 6750 250 50  0001 L CNN "Mouser Part Number"
F 9 "https://www.mouser.com/Search/Refine.aspx?Keyword=262-BMP388" H 6750 150 50  0001 L CNN "Mouser Price/Stock"
	1    5700 750 
	1    0    0    -1  
$EndComp
$Comp
L lark-rescue:GND-power #PWR?
U 1 1 5C887588
P 1300 6700
AR Path="/5C42B39D/5C887588" Ref="#PWR?"  Part="1" 
AR Path="/5C4F6DA1/5C887588" Ref="#PWR0111"  Part="1" 
F 0 "#PWR0111" H 1300 6450 50  0001 C CNN
F 1 "GND" H 1305 6527 50  0000 C CNN
F 2 "" H 1300 6700 50  0001 C CNN
F 3 "" H 1300 6700 50  0001 C CNN
	1    1300 6700
	1    0    0    -1  
$EndComp
Wire Wire Line
	1300 6700 1300 6500
Wire Wire Line
	6900 950  6950 950 
Wire Wire Line
	6950 950  6950 1050
Wire Wire Line
	6950 1050 6900 1050
Wire Wire Line
	5700 950  5650 950 
$Comp
L lark-rescue:GND-power #PWR0125
U 1 1 5C8EB923
P 5600 950
F 0 "#PWR0125" H 5600 700 50  0001 C CNN
F 1 "GND" H 5605 777 50  0000 C CNN
F 2 "" H 5600 950 50  0001 C CNN
F 3 "" H 5600 950 50  0001 C CNN
	1    5600 950 
	0    1    1    0   
$EndComp
$Comp
L lark-rescue:GND-power #PWR0126
U 1 1 5C8EB9EB
P 7250 950
F 0 "#PWR0126" H 7250 700 50  0001 C CNN
F 1 "GND" H 7255 777 50  0000 C CNN
F 2 "" H 7250 950 50  0001 C CNN
F 3 "" H 7250 950 50  0001 C CNN
	1    7250 950 
	0    -1   -1   0   
$EndComp
Wire Wire Line
	6900 1150 7050 1150
Wire Wire Line
	7400 1150 7400 1550
Wire Wire Line
	5700 750  5600 750 
Wire Wire Line
	5600 750  5600 550 
Wire Wire Line
	5600 550  7050 550 
Wire Wire Line
	7050 550  7050 750 
Connection ~ 7050 1150
Wire Wire Line
	7050 1150 7400 1150
Wire Wire Line
	5700 1150 5650 1150
Wire Wire Line
	5650 1150 5650 950 
Connection ~ 5650 950 
Wire Wire Line
	5650 950  5600 950 
Wire Wire Line
	6950 950  7250 950 
Connection ~ 6950 950 
Wire Wire Line
	6900 750  7050 750 
Connection ~ 7050 750 
Wire Wire Line
	7050 750  7050 1150
Wire Wire Line
	5700 850  5350 850 
Wire Wire Line
	5700 1050 5500 1050
$Comp
L sensors:BMP388 IC4
U 1 1 5C9951E3
P 5700 3000
F 0 "IC4" H 6300 3265 50  0000 C CNN
F 1 "BMP388" H 6300 3174 50  0000 C CNN
F 2 "libs:LGA-10_2.0x2.0x0.75_handsolder" H 6750 3100 50  0001 L CNN
F 3 "https://ae-bst.resource.bosch.com/media/_tech/media/datasheets/BST-BMP388-DS001-01.pdf" H 6750 3000 50  0001 L CNN
F 4 "Board Mount Pressure Sensors MEMS Absolute Barometric Pressure Sensor" H 6750 2900 50  0001 L CNN "Description"
F 5 "0" H 6750 2800 50  0001 L CNN "Height"
F 6 "Bosch Sensortec" H 6750 2700 50  0001 L CNN "Manufacturer_Name"
F 7 "BMP388" H 6750 2600 50  0001 L CNN "Manufacturer_Part_Number"
F 8 "262-BMP388" H 6750 2500 50  0001 L CNN "Mouser Part Number"
F 9 "https://www.mouser.com/Search/Refine.aspx?Keyword=262-BMP388" H 6750 2400 50  0001 L CNN "Mouser Price/Stock"
	1    5700 3000
	1    0    0    -1  
$EndComp
Wire Wire Line
	6900 3200 6950 3200
Wire Wire Line
	6950 3200 6950 3300
Wire Wire Line
	6950 3300 6900 3300
Wire Wire Line
	5700 3200 5650 3200
$Comp
L lark-rescue:GND-power #PWR0127
U 1 1 5C9951ED
P 5600 3200
F 0 "#PWR0127" H 5600 2950 50  0001 C CNN
F 1 "GND" H 5605 3027 50  0000 C CNN
F 2 "" H 5600 3200 50  0001 C CNN
F 3 "" H 5600 3200 50  0001 C CNN
	1    5600 3200
	0    1    1    0   
$EndComp
$Comp
L lark-rescue:GND-power #PWR0128
U 1 1 5C9951F3
P 7250 3200
F 0 "#PWR0128" H 7250 2950 50  0001 C CNN
F 1 "GND" H 7255 3027 50  0000 C CNN
F 2 "" H 7250 3200 50  0001 C CNN
F 3 "" H 7250 3200 50  0001 C CNN
	1    7250 3200
	0    -1   -1   0   
$EndComp
Wire Wire Line
	6900 3400 7050 3400
Wire Wire Line
	5700 3000 5600 3000
Wire Wire Line
	5600 3000 5600 2800
Wire Wire Line
	5600 2800 7050 2800
Wire Wire Line
	7050 2800 7050 3000
Connection ~ 7050 3400
Wire Wire Line
	7050 3400 7400 3400
Wire Wire Line
	6900 3100 7350 3100
Wire Wire Line
	5700 3400 5650 3400
Wire Wire Line
	5650 3400 5650 3200
Connection ~ 5650 3200
Wire Wire Line
	5650 3200 5600 3200
Wire Wire Line
	6950 3200 7250 3200
Connection ~ 6950 3200
Wire Wire Line
	6900 3000 7050 3000
Connection ~ 7050 3000
Wire Wire Line
	7050 3000 7050 3400
Wire Wire Line
	5700 3100 5350 3100
Wire Wire Line
	5700 3300 5500 3300
Wire Wire Line
	7400 3400 7400 3850
Connection ~ 7400 3850
Wire Wire Line
	5350 3100 5350 4150
Connection ~ 5350 4150
Wire Wire Line
	5350 4150 5900 4150
Wire Wire Line
	5500 3300 5500 4050
Connection ~ 5500 4050
Wire Wire Line
	5500 4050 5900 4050
Wire Wire Line
	5350 850  5350 1850
Connection ~ 5350 1850
Wire Wire Line
	5350 1850 4950 1850
Wire Wire Line
	5500 1050 5500 1750
Connection ~ 5500 1750
Wire Wire Line
	5500 1750 4800 1750
$Comp
L Connector:TestPoint TP1
U 1 1 5C9ED5FE
P 10050 750
F 0 "TP1" H 10108 870 50  0000 L CNN
F 1 "dummy-mounting-footprint" H 10108 779 50  0000 L CNN
F 2 "libs:lark_sensor_mount" H 10250 750 50  0001 C CNN
F 3 "~" H 10250 750 50  0001 C CNN
	1    10050 750 
	1    0    0    -1  
$EndComp
NoConn ~ 10050 750 
Wire Wire Line
	800  2750 1300 2750
Wire Wire Line
	800  2650 1300 2650
Wire Wire Line
	900  5150 1050 5150
Wire Wire Line
	1050 5050 900  5050
Wire Wire Line
	1050 4850 900  4850
$Comp
L lark-rescue:+5V-power #PWR?
U 1 1 5CB8B625
P 900 4850
AR Path="/5C42B39D/5CB8B625" Ref="#PWR?"  Part="1" 
AR Path="/5C4F6DA1/5CB8B625" Ref="#PWR0115"  Part="1" 
F 0 "#PWR0115" H 900 4700 50  0001 C CNN
F 1 "+5V" H 915 5023 50  0000 C CNN
F 2 "" H 900 4850 50  0001 C CNN
F 3 "" H 900 4850 50  0001 C CNN
	1    900  4850
	0    -1   -1   0   
$EndComp
Text HLabel 900  5050 0    50   Input ~ 0
I2C0SDA
Text HLabel 900  5150 0    50   Input ~ 0
I2C0CLK
Wire Wire Line
	850  5250 1050 5250
$Comp
L lark-rescue:Conn_01x05-Connector_Generic J2
U 1 1 5CC3594D
P 1250 4250
F 0 "J2" H 1329 4292 50  0000 L CNN
F 1 "Conn_01x05-Connector_Generic" H 1329 4201 50  0000 L CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x05_P2.54mm_Vertical" H 1250 4250 50  0001 C CNN
F 3 "" H 1250 4250 50  0001 C CNN
	1    1250 4250
	1    0    0    -1  
$EndComp
$Comp
L lark-rescue:GND-power #PWR0116
U 1 1 5CC35953
P 850 4450
F 0 "#PWR0116" H 850 4200 50  0001 C CNN
F 1 "GND" H 855 4277 50  0000 C CNN
F 2 "" H 850 4450 50  0001 C CNN
F 3 "" H 850 4450 50  0001 C CNN
	1    850  4450
	0    1    1    0   
$EndComp
Wire Wire Line
	900  4350 1050 4350
Wire Wire Line
	1050 4250 900  4250
Wire Wire Line
	1050 4050 900  4050
$Comp
L lark-rescue:+5V-power #PWR?
U 1 1 5CC3595C
P 900 4050
AR Path="/5C42B39D/5CC3595C" Ref="#PWR?"  Part="1" 
AR Path="/5C4F6DA1/5CC3595C" Ref="#PWR0129"  Part="1" 
F 0 "#PWR0129" H 900 3900 50  0001 C CNN
F 1 "+5V" H 915 4223 50  0000 C CNN
F 2 "" H 900 4050 50  0001 C CNN
F 3 "" H 900 4050 50  0001 C CNN
	1    900  4050
	0    -1   -1   0   
$EndComp
Text HLabel 900  4250 0    50   Input ~ 0
I2C0SDA
Text HLabel 900  4350 0    50   Input ~ 0
I2C0CLK
Wire Wire Line
	850  4450 1050 4450
$Comp
L lark-rescue:C-Device C4
U 1 1 5C84C8BD
P 7650 3400
F 0 "C4" H 7765 3446 50  0000 L CNN
F 1 "100n" H 7765 3355 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 7688 3250 50  0001 C CNN
F 3 "~" H 7650 3400 50  0001 C CNN
F 4 "885012207128" H 7650 3400 50  0001 C CNN "MPN"
	1    7650 3400
	0    1    1    0   
$EndComp
Wire Wire Line
	7400 3400 7500 3400
$Comp
L lark-rescue:GND-power #PWR0124
U 1 1 5C888D8E
P 7800 3400
F 0 "#PWR0124" H 7800 3150 50  0001 C CNN
F 1 "GND" H 7805 3227 50  0000 C CNN
F 2 "" H 7800 3400 50  0001 C CNN
F 3 "" H 7800 3400 50  0001 C CNN
	1    7800 3400
	0    -1   -1   0   
$EndComp
Connection ~ 7400 3400
$Comp
L lark-rescue:C-Device C3
U 1 1 5C899CAB
P 7650 1150
F 0 "C3" H 7765 1196 50  0000 L CNN
F 1 "100n" H 7765 1105 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 7688 1000 50  0001 C CNN
F 3 "~" H 7650 1150 50  0001 C CNN
F 4 "885012207128" H 7650 1150 50  0001 C CNN "MPN"
	1    7650 1150
	0    1    1    0   
$EndComp
Wire Wire Line
	7400 1150 7500 1150
$Comp
L lark-rescue:GND-power #PWR0132
U 1 1 5C899CB2
P 7800 1150
F 0 "#PWR0132" H 7800 900 50  0001 C CNN
F 1 "GND" H 7805 977 50  0000 C CNN
F 2 "" H 7800 1150 50  0001 C CNN
F 3 "" H 7800 1150 50  0001 C CNN
	1    7800 1150
	0    -1   -1   0   
$EndComp
Connection ~ 7400 1150
Text Notes 7100 650  0    50   ~ 0
I2C: 0x77
Text Notes 6900 1400 0    50   ~ 0
I2C: 0x76
Wire Wire Line
	7400 4650 7400 4550
Wire Wire Line
	2300 2850 2500 2850
Connection ~ 2500 2850
Wire Wire Line
	7350 3100 7350 2450
Wire Wire Line
	2300 2450 7350 2450
Wire Wire Line
	2500 1250 2500 2050
Wire Wire Line
	6900 2050 6900 2300
Wire Wire Line
	6900 2300 8100 2300
Wire Wire Line
	8100 2300 8100 850 
Wire Wire Line
	6900 850  8100 850 
Wire Wire Line
	2500 2050 2500 2450
Wire Wire Line
	2300 2050 6900 2050
Wire Wire Line
	1300 2850 600  2850
Wire Wire Line
	600  2850 600  4150
Wire Wire Line
	600  4150 1050 4150
Wire Wire Line
	600  4150 600  4950
Wire Wire Line
	600  4950 1050 4950
Connection ~ 600  4150
$EndSCHEMATC