Added KiCad schematic + a pdf version of it

This commit is contained in:
Th3maz1ng 2022-10-02 11:47:48 +02:00
parent fb08f983d3
commit 05e1cd282d
4 changed files with 907 additions and 0 deletions

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(kicad_pcb (version 4) (host kicad "dummy file") )

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update=02/10/2022 11:45:31
version=1
last_client=kicad
[general]
version=1
RootSch=
BoardNm=
[pcbnew]
version=1
LastNetListRead=
UseCmpFile=1
PadDrill=0.600000000000
PadDrillOvalY=0.600000000000
PadSizeH=1.500000000000
PadSizeV=1.500000000000
PcbTextSizeV=1.500000000000
PcbTextSizeH=1.500000000000
PcbTextThickness=0.300000000000
ModuleTextSizeV=1.000000000000
ModuleTextSizeH=1.000000000000
ModuleTextSizeThickness=0.150000000000
SolderMaskClearance=0.000000000000
SolderMaskMinWidth=0.000000000000
DrawSegmentWidth=0.200000000000
BoardOutlineThickness=0.100000000000
ModuleOutlineThickness=0.150000000000
[cvpcb]
version=1
NetIExt=net
[eeschema]
version=1
LibDir=
[eeschema/libraries]
[schematic_editor]
version=1
PageLayoutDescrFile=
PlotDirectoryName=../../
SubpartIdSeparator=0
SubpartFirstId=65
NetFmtName=
SpiceAjustPassiveValues=0
LabSize=50
ERC_TestSimilarLabels=1

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EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 1
Title "ATMEGA328PU Connected Mailbox"
Date "2022-10-01"
Rev "1.0"
Comp "www.web-directories.cf"
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
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U 1 1 633823BB
P 2250 1250
F 0 "J1" H 2358 1431 50 0000 C CNN
F 1 "BAT_Conn_01x02_Male" H 2358 1340 50 0000 C CNN
F 2 "" H 2250 1250 50 0001 C CNN
F 3 "~" H 2250 1250 50 0001 C CNN
1 2250 1250
1 0 0 -1
$EndComp
$Comp
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U 1 1 63382FD1
P 3500 1250
F 0 "U2" H 3500 1475 50 0000 C CNN
F 1 "TC4056" H 3500 1384 50 0000 C CNN
F 2 "" H 3500 1450 50 0001 C CNN
F 3 "" H 3500 1450 50 0001 C CNN
1 3500 1250
1 0 0 -1
$EndComp
$Comp
L Switch:SW_SPDT SW1
U 1 1 63383B33
P 4550 1250
F 0 "SW1" H 4550 1535 50 0000 C CNN
F 1 "SW_SPDT" H 4550 1444 50 0000 C CNN
F 2 "" H 4550 1250 50 0001 C CNN
F 3 "~" H 4550 1250 50 0001 C CNN
1 4550 1250
1 0 0 -1
$EndComp
$Comp
L Regulator_Linear:RT9013-33 U3
U 1 1 633847A2
P 5550 1200
F 0 "U3" H 5550 1517 50 0000 C CNN
F 1 "RT9013-33" H 5550 1426 50 0000 C CNN
F 2 "" H 5550 1200 50 0001 C CNN
F 3 "" H 5550 1200 50 0001 C CNN
1 5550 1200
1 0 0 -1
$EndComp
$Comp
L Connector:USB_B_Micro J2
U 1 1 633858C9
P 2450 1900
F 0 "J2" H 2507 2367 50 0000 C CNN
F 1 "USB_B_Micro" H 2507 2276 50 0000 C CNN
F 2 "" H 2600 1850 50 0001 C CNN
F 3 "~" H 2600 1850 50 0001 C CNN
1 2450 1900
1 0 0 -1
$EndComp
$Comp
L RF:NRF24L01_Breakout U4
U 1 1 63386EBE
P 8700 1650
F 0 "U4" H 9080 1696 50 0000 L CNN
F 1 "NRF24L01_Breakout" H 9080 1605 50 0000 L CNN
F 2 "RF_Module:nRF24L01_Breakout" H 8850 2250 50 0001 L CIN
F 3 "http://www.nordicsemi.com/eng/content/download/2730/34105/file/nRF24L01_Product_Specification_v2_0.pdf" H 8700 1550 50 0001 C CNN
1 8700 1650
1 0 0 -1
$EndComp
$Comp
L Transistor_FET:IRLML6402 Q1
U 1 1 6338A5CF
P 3050 3450
F 0 "Q1" H 3255 3404 50 0000 L CNN
F 1 "IRLML6402" H 3255 3495 50 0000 L CNN
F 2 "Package_TO_SOT_SMD:SOT-23" H 3250 3375 50 0001 L CIN
F 3 "https://www.infineon.com/dgdl/irlml6402pbf.pdf?fileId=5546d462533600a401535668d5c2263c" H 3050 3450 50 0001 L CNN
1 3050 3450
-1 0 0 1
$EndComp
$Comp
L Transistor_FET:IRLML2060 Q2
U 1 1 6338BEA2
P 4300 3650
F 0 "Q2" H 4504 3696 50 0000 L CNN
F 1 "IRLML2502" H 4504 3605 50 0000 L CNN
F 2 "Package_TO_SOT_SMD:SOT-23" H 4500 3575 50 0001 L CIN
F 3 "https://www.infineon.com/dgdl/irlml2060pbf.pdf?fileId=5546d462533600a401535664b7fb25ee" H 4300 3650 50 0001 L CNN
1 4300 3650
1 0 0 -1
$EndComp
Wire Wire Line
2450 1250 2850 1250
Wire Wire Line
2850 1350 2450 1350
Wire Wire Line
2850 1700 2850 1450
Wire Wire Line
2750 1700 2850 1700
NoConn ~ 2750 1900
NoConn ~ 2750 2000
NoConn ~ 2750 2100
Wire Wire Line
4150 1450 4150 2400
Wire Wire Line
4150 2400 2400 2400
Wire Wire Line
2400 2400 2400 2350
Wire Wire Line
2400 2350 2450 2350
Wire Wire Line
2450 2350 2450 2300
Wire Wire Line
2350 2300 2350 2350
Wire Wire Line
2350 2350 2400 2350
Connection ~ 2400 2350
Wire Wire Line
4150 1250 4350 1250
NoConn ~ 4750 1350
Wire Wire Line
4750 1150 4950 1150
$Comp
L power:VDD #PWR01
U 1 1 6339D3EB
P 4950 1000
F 0 "#PWR01" H 4950 850 50 0001 C CNN
F 1 "VDD" H 4965 1173 50 0000 C CNN
F 2 "" H 4950 1000 50 0001 C CNN
F 3 "" H 4950 1000 50 0001 C CNN
1 4950 1000
1 0 0 -1
$EndComp
Wire Wire Line
4950 1000 4950 1150
Connection ~ 4950 1150
Wire Wire Line
4950 1150 5200 1150
$Comp
L Device:R R1
U 1 1 6339F279
P 5050 1500
F 0 "R1" V 4843 1500 50 0000 C CNN
F 1 "10k" V 4934 1500 50 0000 C CNN
F 2 "" V 4980 1500 50 0001 C CNN
F 3 "~" H 5050 1500 50 0001 C CNN
1 5050 1500
0 1 1 0
$EndComp
Wire Wire Line
5200 1250 5200 1500
Text GLabel 4750 1500 0 50 Input ~ 0
LDO_EN
Wire Wire Line
4750 1500 4900 1500
Wire Wire Line
4150 1350 4250 1350
Wire Wire Line
4250 1350 4250 1600
Wire Wire Line
4250 1600 4950 1600
Wire Wire Line
5550 1600 5550 1450
$Comp
L power:GND #PWR02
U 1 1 633A278F
P 4950 1800
F 0 "#PWR02" H 4950 1550 50 0001 C CNN
F 1 "GND" H 4955 1627 50 0000 C CNN
F 2 "" H 4950 1800 50 0001 C CNN
F 3 "" H 4950 1800 50 0001 C CNN
1 4950 1800
1 0 0 -1
$EndComp
Wire Wire Line
4950 1800 4950 1600
Connection ~ 4950 1600
Wire Wire Line
4950 1600 5550 1600
$Comp
L power:+3.3V #PWR03
U 1 1 633A3F97
P 6150 1150
F 0 "#PWR03" H 6150 1000 50 0001 C CNN
F 1 "+3.3V" H 6165 1323 50 0000 C CNN
F 2 "" H 6150 1150 50 0001 C CNN
F 3 "" H 6150 1150 50 0001 C CNN
1 6150 1150
1 0 0 -1
$EndComp
Wire Wire Line
5900 1150 6150 1150
$Comp
L Device:R R4
U 1 1 633A99AE
P 3350 3300
F 0 "R4" H 3280 3254 50 0000 R CNN
F 1 "10k" H 3280 3345 50 0000 R CNN
F 2 "" V 3280 3300 50 0001 C CNN
F 3 "~" H 3350 3300 50 0001 C CNN
1 3350 3300
-1 0 0 1
$EndComp
Wire Wire Line
3250 3450 3350 3450
Wire Wire Line
3350 3150 2950 3150
Wire Wire Line
2950 3150 2950 3250
$Comp
L power:VDD #PWR04
U 1 1 633AF4F9
P 2950 3000
F 0 "#PWR04" H 2950 2850 50 0001 C CNN
F 1 "VDD" H 2965 3173 50 0000 C CNN
F 2 "" H 2950 3000 50 0001 C CNN
F 3 "" H 2950 3000 50 0001 C CNN
1 2950 3000
1 0 0 -1
$EndComp
Wire Wire Line
2950 3000 2950 3150
Connection ~ 2950 3150
Wire Wire Line
3350 3450 4400 3450
Connection ~ 3350 3450
$Comp
L Device:R R2
U 1 1 633B6A30
P 2950 4050
F 0 "R2" H 2880 4004 50 0000 R CNN
F 1 "1k" H 2880 4095 50 0000 R CNN
F 2 "" V 2880 4050 50 0001 C CNN
F 3 "~" H 2950 4050 50 0001 C CNN
1 2950 4050
-1 0 0 1
$EndComp
$Comp
L Device:R R3
U 1 1 633B7564
P 2950 4550
F 0 "R3" H 2880 4504 50 0000 R CNN
F 1 "3.2k" H 2880 4595 50 0000 R CNN
F 2 "" V 2880 4550 50 0001 C CNN
F 3 "~" H 2950 4550 50 0001 C CNN
1 2950 4550
-1 0 0 1
$EndComp
Wire Wire Line
2950 4700 2950 4750
Wire Wire Line
2950 4200 2950 4300
Wire Wire Line
2950 3900 2950 3650
Wire Wire Line
2950 4750 4400 4750
Wire Wire Line
4400 4750 4400 3950
Connection ~ 2950 4750
Wire Wire Line
2950 4750 2950 4800
$Comp
L Device:R R5
U 1 1 633BA42A
P 3950 3800
F 0 "R5" H 3880 3754 50 0000 R CNN
F 1 "10k" H 3880 3845 50 0000 R CNN
F 2 "" V 3880 3800 50 0001 C CNN
F 3 "~" H 3950 3800 50 0001 C CNN
1 3950 3800
-1 0 0 1
$EndComp
Wire Wire Line
3950 3950 4400 3950
Connection ~ 4400 3950
Wire Wire Line
4400 3950 4400 3850
Wire Wire Line
3950 3650 4100 3650
Text GLabel 3750 3650 0 50 Input ~ 0
BAT_V_SENSE_EN
Wire Wire Line
3750 3650 3950 3650
Connection ~ 3950 3650
Text GLabel 3100 4300 2 50 Input ~ 0
BAT_V_SENSE
Wire Wire Line
3100 4300 2950 4300
Connection ~ 2950 4300
Wire Wire Line
2950 4300 2950 4400
$Comp
L Device:R R6
U 1 1 633BED7E
P 8300 4050
F 0 "R6" H 8230 4004 50 0000 R CNN
F 1 "5k" H 8230 4095 50 0000 R CNN
F 2 "" V 8230 4050 50 0001 C CNN
F 3 "~" H 8300 4050 50 0001 C CNN
1 8300 4050
-1 0 0 1
$EndComp
$Comp
L Device:R R8
U 1 1 633C0035
P 8650 4050
F 0 "R8" H 8580 4004 50 0000 R CNN
F 1 "15k" H 8580 4095 50 0000 R CNN
F 2 "" V 8580 4050 50 0001 C CNN
F 3 "~" H 8650 4050 50 0001 C CNN
1 8650 4050
-1 0 0 1
$EndComp
$Comp
L Device:R R9
U 1 1 633C0218
P 9000 4050
F 0 "R9" H 8930 4004 50 0000 R CNN
F 1 "20k" H 8930 4095 50 0000 R CNN
F 2 "" V 8930 4050 50 0001 C CNN
F 3 "~" H 9000 4050 50 0001 C CNN
1 9000 4050
-1 0 0 1
$EndComp
$Comp
L Device:R R7
U 1 1 633C048B
P 8650 3550
F 0 "R7" H 8580 3504 50 0000 R CNN
F 1 "8.2k" H 8580 3595 50 0000 R CNN
F 2 "" V 8580 3550 50 0001 C CNN
F 3 "~" H 8650 3550 50 0001 C CNN
1 8650 3550
-1 0 0 1
$EndComp
Wire Wire Line
8650 3700 8650 3800
Wire Wire Line
8300 3900 8650 3900
Connection ~ 8650 3900
Wire Wire Line
8650 3900 9000 3900
$Comp
L Switch:SW_Reed_SPDT SW4
U 1 1 633C3F66
P 10100 6000
F 0 "SW4" V 10196 5856 50 0000 R CNN
F 1 "SW_Reed_SPDT" V 10105 5856 50 0000 R CNN
F 2 "" H 10100 6000 50 0001 C CNN
F 3 "~" H 10100 6000 50 0001 C CNN
1 10100 6000
0 -1 -1 0
$EndComp
$Comp
L Switch:SW_Reed_SPDT SW3
U 1 1 633C59D7
P 8600 6000
F 0 "SW3" V 8696 5856 50 0000 R CNN
F 1 "SW_Reed_SPDT" V 8605 5856 50 0000 R CNN
F 2 "" H 8600 6000 50 0001 C CNN
F 3 "~" H 8600 6000 50 0001 C CNN
1 8600 6000
0 -1 -1 0
$EndComp
$Comp
L Switch:SW_Reed_SPDT SW2
U 1 1 633C5EBF
P 7150 6000
F 0 "SW2" V 7250 5800 50 0000 C CNN
F 1 "SW_Reed_SPDT" V 7150 5600 50 0000 C CNN
F 2 "" H 7150 6000 50 0001 C CNN
F 3 "~" H 7150 6000 50 0001 C CNN
1 7150 6000
0 -1 -1 0
$EndComp
Text GLabel 8800 3200 2 50 Input ~ 0
SWITCH_V_SENSE_EN
Wire Wire Line
8650 3400 8650 3200
Wire Wire Line
8650 3200 8800 3200
NoConn ~ 10200 5700
NoConn ~ 8700 5700
NoConn ~ 7250 5700
$Comp
L Connector:Conn_01x02_Female J3
U 1 1 633D5781
P 6350 6000
F 0 "J3" H 6242 5675 50 0000 C CNN
F 1 "SW2_Conn_01x02_Female" H 6242 5766 50 0000 C CNN
F 2 "" H 6350 6000 50 0001 C CNN
F 3 "~" H 6350 6000 50 0001 C CNN
1 6350 6000
-1 0 0 1
$EndComp
$Comp
L Connector:Conn_01x02_Female J5
U 1 1 633DA339
P 7900 6000
F 0 "J5" H 7792 5675 50 0000 C CNN
F 1 "SW3_Conn_01x02_Female" H 7792 5766 50 0000 C CNN
F 2 "" H 7900 6000 50 0001 C CNN
F 3 "~" H 7900 6000 50 0001 C CNN
1 7900 6000
-1 0 0 1
$EndComp
$Comp
L Connector:Conn_01x02_Female J8
U 1 1 633DE1F5
P 9450 6000
F 0 "J8" H 9342 5675 50 0000 C CNN
F 1 "SW4_Conn_01x02_Female" H 9342 5766 50 0000 C CNN
F 2 "" H 9450 6000 50 0001 C CNN
F 3 "~" H 9450 6000 50 0001 C CNN
1 9450 6000
-1 0 0 1
$EndComp
Wire Wire Line
10100 6200 9650 6200
Wire Wire Line
9650 6200 9650 6000
Wire Wire Line
9650 5900 9950 5900
Wire Wire Line
8100 6000 8100 6200
Wire Wire Line
8100 6200 8600 6200
Wire Wire Line
8100 5900 8450 5900
Wire Wire Line
8450 5900 8450 5700
Wire Wire Line
8450 5700 8500 5700
Wire Wire Line
9950 5900 9950 5700
Wire Wire Line
9950 5700 10000 5700
Wire Wire Line
6550 6000 6550 6200
Wire Wire Line
6550 6200 7150 6200
Wire Wire Line
7050 5700 7000 5700
Wire Wire Line
7000 5700 7000 5900
Wire Wire Line
7000 5900 6550 5900
$Comp
L Connector:Conn_01x02_Male J4
U 1 1 633E825E
P 7700 4450
F 0 "J4" H 7808 4631 50 0000 C CNN
F 1 "SW2_Conn_01x02_Male" H 7250 4400 50 0000 C CNN
F 2 "" H 7700 4450 50 0001 C CNN
F 3 "~" H 7700 4450 50 0001 C CNN
1 7700 4450
1 0 0 -1
$EndComp
$Comp
L Connector:Conn_01x02_Male J6
U 1 1 633EAEDB
P 8400 4450
F 0 "J6" H 8508 4631 50 0000 C CNN
F 1 "SW3_Conn_01x02_Male" H 8600 4400 50 0000 C CNN
F 2 "" H 8400 4450 50 0001 C CNN
F 3 "~" H 8400 4450 50 0001 C CNN
1 8400 4450
1 0 0 -1
$EndComp
$Comp
L Connector:Conn_01x02_Male J7
U 1 1 633EBEA7
P 9150 4450
F 0 "J7" H 9258 4631 50 0000 C CNN
F 1 "SW4_Conn_01x02_Male" H 9800 4400 50 0000 C CNN
F 2 "" H 9150 4450 50 0001 C CNN
F 3 "~" H 9150 4450 50 0001 C CNN
1 9150 4450
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR011
U 1 1 633EC93B
P 8650 4700
F 0 "#PWR011" H 8650 4450 50 0001 C CNN
F 1 "GND" H 8655 4527 50 0000 C CNN
F 2 "" H 8650 4700 50 0001 C CNN
F 3 "" H 8650 4700 50 0001 C CNN
1 8650 4700
1 0 0 -1
$EndComp
Wire Wire Line
7900 4550 8050 4550
Wire Wire Line
8050 4550 8050 4700
Wire Wire Line
8050 4700 8650 4700
Wire Wire Line
8600 4550 8650 4550
Wire Wire Line
8650 4550 8650 4700
Connection ~ 8650 4700
Wire Wire Line
9350 4550 9350 4700
Wire Wire Line
9350 4700 8650 4700
Wire Wire Line
8300 4200 8300 4450
Wire Wire Line
8300 4450 7900 4450
Wire Wire Line
8650 4200 8650 4450
Wire Wire Line
8650 4450 8600 4450
Wire Wire Line
9000 4200 9000 4250
Wire Wire Line
9000 4250 9350 4250
Wire Wire Line
9350 4250 9350 4450
NoConn ~ 8200 1950
$Comp
L power:+3.3V #PWR012
U 1 1 633FCB30
P 8700 950
F 0 "#PWR012" H 8700 800 50 0001 C CNN
F 1 "+3.3V" H 8715 1123 50 0000 C CNN
F 2 "" H 8700 950 50 0001 C CNN
F 3 "" H 8700 950 50 0001 C CNN
1 8700 950
1 0 0 -1
$EndComp
$Comp
L Device:CP C1
U 1 1 633FFDC6
P 9000 1000
F 0 "C1" V 9255 1000 50 0000 C CNN
F 1 "330µF" V 9164 1000 50 0000 C CNN
F 2 "" H 9038 850 50 0001 C CNN
F 3 "~" H 9000 1000 50 0001 C CNN
1 9000 1000
0 -1 -1 0
$EndComp
$Comp
L power:GND #PWR013
U 1 1 63403470
P 8700 2350
F 0 "#PWR013" H 8700 2100 50 0001 C CNN
F 1 "GND" H 8705 2177 50 0000 C CNN
F 2 "" H 8700 2350 50 0001 C CNN
F 3 "" H 8700 2350 50 0001 C CNN
1 8700 2350
1 0 0 -1
$EndComp
Wire Wire Line
8700 2350 8700 2250
$Comp
L power:GND #PWR014
U 1 1 63405872
P 9300 1050
F 0 "#PWR014" H 9300 800 50 0001 C CNN
F 1 "GND" H 9305 877 50 0000 C CNN
F 2 "" H 9300 1050 50 0001 C CNN
F 3 "" H 9300 1050 50 0001 C CNN
1 9300 1050
1 0 0 -1
$EndComp
Wire Wire Line
9150 1000 9300 1000
Wire Wire Line
9300 1000 9300 1050
Text GLabel 8050 1850 0 50 Input ~ 0
NRF_CE
Wire Wire Line
8050 1850 8200 1850
Text GLabel 8050 1650 0 50 Input ~ 0
NRF_CS
Text GLabel 8100 1550 0 50 Input ~ 0
NRF_SCK
Wire Wire Line
8100 1550 8200 1550
Wire Wire Line
8050 1650 8200 1650
Text GLabel 8100 1450 0 50 Input ~ 0
NRF_MISO
Wire Wire Line
8100 1450 8200 1450
Text GLabel 8100 1350 0 50 Input ~ 0
NRF_MOSI
Wire Wire Line
8200 1350 8100 1350
Text GLabel 8850 3800 2 50 Input ~ 0
SWITCH_V_SENSE
Wire Wire Line
8850 3800 8650 3800
Connection ~ 8650 3800
Wire Wire Line
8650 3800 8650 3900
Wire Wire Line
3100 7250 3100 7400
$Comp
L power:GND #PWR07
U 1 1 6349F1D5
P 3100 7400
F 0 "#PWR07" H 3100 7150 50 0001 C CNN
F 1 "GND" H 3105 7227 50 0000 C CNN
F 2 "" H 3100 7400 50 0001 C CNN
F 3 "" H 3100 7400 50 0001 C CNN
1 3100 7400
1 0 0 -1
$EndComp
Wire Wire Line
2450 6050 2600 6050
Wire Wire Line
2450 5650 2450 6050
Wire Wire Line
2200 5650 2450 5650
Wire Wire Line
2200 5700 2200 5650
$Comp
L power:GND #PWR06
U 1 1 6349A7EC
P 2200 5700
F 0 "#PWR06" H 2200 5450 50 0001 C CNN
F 1 "GND" H 2205 5527 50 0000 C CNN
F 2 "" H 2200 5700 50 0001 C CNN
F 3 "" H 2200 5700 50 0001 C CNN
1 2200 5700
1 0 0 -1
$EndComp
Wire Wire Line
2100 5950 2200 5950
Text GLabel 2100 5950 0 50 Input ~ 0
SWITCH_V_SENSE
Wire Wire Line
2200 6250 2600 6250
Wire Wire Line
2100 6450 2600 6450
Wire Wire Line
2100 6550 2600 6550
Wire Wire Line
2100 6650 2600 6650
Wire Wire Line
2100 6750 2600 6750
$Comp
L Device:R R10
U 1 1 63476300
P 2200 6100
F 0 "R10" H 2130 6054 50 0000 R CNN
F 1 "3.9k" H 2130 6145 50 0000 R CNN
F 2 "" V 2130 6100 50 0001 C CNN
F 3 "~" H 2200 6100 50 0001 C CNN
1 2200 6100
-1 0 0 1
$EndComp
NoConn ~ 2600 6950
NoConn ~ 2600 6850
Text GLabel 2100 6750 0 50 Input ~ 0
SWITCH_V_SENSE_EN
Text GLabel 2100 6650 0 50 Input ~ 0
NRF_CE
NoConn ~ 2600 6150
NoConn ~ 2600 6350
Text GLabel 2100 6450 0 50 Input ~ 0
LDO_EN
NoConn ~ 3500 6050
Wire Wire Line
3850 5850 3500 5850
$Comp
L power:GND #PWR010
U 1 1 63452AE8
P 3850 5850
F 0 "#PWR010" H 3850 5600 50 0001 C CNN
F 1 "GND" H 3855 5677 50 0000 C CNN
F 2 "" H 3850 5850 50 0001 C CNN
F 3 "" H 3850 5850 50 0001 C CNN
1 3850 5850
1 0 0 -1
$EndComp
Wire Wire Line
3500 5750 3850 5750
$Comp
L power:VDD #PWR09
U 1 1 6344BDD8
P 3850 5750
F 0 "#PWR09" H 3850 5600 50 0001 C CNN
F 1 "VDD" H 3865 5923 50 0000 C CNN
F 2 "" H 3850 5750 50 0001 C CNN
F 3 "" H 3850 5750 50 0001 C CNN
1 3850 5750
1 0 0 -1
$EndComp
NoConn ~ 3500 6350
NoConn ~ 3500 6250
NoConn ~ 3500 6150
NoConn ~ 3500 5950
NoConn ~ 3100 5400
NoConn ~ 3000 5400
NoConn ~ 2900 5400
NoConn ~ 2800 5400
NoConn ~ 2600 5950
NoConn ~ 2600 5850
NoConn ~ 2600 5750
NoConn ~ 3200 7250
NoConn ~ 3300 7250
Wire Wire Line
3800 6950 3500 6950
Text GLabel 3800 6950 2 50 Input ~ 0
NRF_CS
Wire Wire Line
3800 6750 3500 6750
Text GLabel 3800 6850 2 50 Input ~ 0
NRF_MOSI
Wire Wire Line
3800 6850 3500 6850
Text GLabel 3800 6750 2 50 Input ~ 0
NRF_MISO
Wire Wire Line
3500 6650 3800 6650
Text GLabel 3800 6650 2 50 Input ~ 0
NRF_SCK
Wire Wire Line
3800 6450 3500 6450
Text GLabel 3800 6450 2 50 Input ~ 0
SWITCH_V_SENSE
Wire Wire Line
3500 6550 3800 6550
Text GLabel 3800 6550 2 50 Input ~ 0
BAT_V_SENSE
Text GLabel 2100 6550 0 50 Input ~ 0
BAT_V_SENSE_EN
Wire Wire Line
3250 5250 3250 5300
Wire Wire Line
3450 5250 3250 5250
$Comp
L power:GND #PWR08
U 1 1 634156BC
P 3450 5250
F 0 "#PWR08" H 3450 5000 50 0001 C CNN
F 1 "GND" H 3455 5077 50 0000 C CNN
F 2 "" H 3450 5250 50 0001 C CNN
F 3 "" H 3450 5250 50 0001 C CNN
1 3450 5250
1 0 0 -1
$EndComp
Wire Wire Line
3300 5300 3300 5400
Wire Wire Line
3200 5400 3200 5300
$Comp
L power:GND #PWR05
U 1 1 633B7D64
P 2950 4800
F 0 "#PWR05" H 2950 4550 50 0001 C CNN
F 1 "GND" H 2955 4627 50 0000 C CNN
F 2 "" H 2950 4800 50 0001 C CNN
F 3 "" H 2950 4800 50 0001 C CNN
1 2950 4800
1 0 0 -1
$EndComp
$Comp
L MCU_Module:ATMEGA328PU_PROMINI U1
U 1 1 633887B2
P 3050 6300
F 0 "U1" H 3050 6300 50 0000 C CNN
F 1 "ATMEGA328PU_PROMINI" H 2550 5350 50 0000 C CNN
F 2 "" H 3100 6850 50 0001 C CNN
F 3 "" H 3100 6850 50 0001 C CNN
1 3050 6300
1 0 0 -1
$EndComp
Wire Wire Line
8850 1000 8700 1000
Wire Wire Line
8700 1000 8700 1050
Wire Wire Line
8700 950 8700 1000
Connection ~ 8700 1000
Wire Wire Line
3200 5300 3250 5300
Connection ~ 3250 5300
Wire Wire Line
3250 5300 3300 5300
Wire Notes Line
6450 2600 750 2600
Wire Notes Line
6600 2600 10950 2600
Wire Notes Line
10950 650 6600 650
Wire Notes Line
10950 650 10950 2600
Wire Notes Line
6600 650 6600 2600
Wire Notes Line
6450 650 6450 2600
Wire Notes Line
750 650 6450 650
Wire Notes Line
750 650 750 2600
Wire Notes Line
6600 2700 10950 2700
Wire Notes Line
10950 5100 6600 5100
Wire Notes Line
5850 5300 5850 6450
Wire Notes Line
5850 6450 10950 6450
Wire Notes Line
10950 6450 10950 5300
Wire Notes Line
5850 5300 10950 5300
Wire Notes Line
750 5200 4900 5200
Wire Notes Line
4900 5200 4900 7700
Wire Notes Line
4900 7700 750 7700
Wire Notes Line
750 7700 750 5200
Wire Notes Line
750 2700 6450 2700
Wire Notes Line
6450 2700 6450 5100
Wire Notes Line
6450 5100 750 5100
Wire Notes Line
750 2700 750 5100
Text Notes 800 750 0 50 ~ 0
Main power part
Text Notes 6650 750 0 50 ~ 0
NRF transmitter part
Text Notes 6650 2800 0 50 ~ 0
Reed switch detection part
Wire Notes Line
10950 2700 10950 5100
Wire Notes Line
6600 2700 6600 5100
Text Notes 800 2800 0 50 ~ 0
Battery voltage sense part
Text Notes 800 5300 0 50 ~ 0
ATMEGA328P MCU part
Text Notes 5900 5400 0 50 ~ 0
Reed switch part
Text Notes 6800 4450 0 50 ~ 0
Letter event switch
Text Notes 8200 4600 0 50 ~ 0
Package event switch
Text Notes 9350 4450 0 50 ~ 0
Collected event switch
$EndSCHEMATC