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RTC.sch
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RTC.sch
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EESchema Schematic File Version 2
LIBS:power
LIBS:device
LIBS:transistors
LIBS:conn
LIBS:linear
LIBS:regul
LIBS:74xx
LIBS:cmos4000
LIBS:adc-dac
LIBS:memory
LIBS:xilinx
LIBS:special
LIBS:microcontrollers
LIBS:dsp
LIBS:microchip
LIBS:analog_switches
LIBS:motorola
LIBS:texas
LIBS:intel
LIBS:audio
LIBS:interface
LIBS:digital-audio
LIBS:philips
LIBS:display
LIBS:cypress
LIBS:siliconi
LIBS:opto
LIBS:atmel
LIBS:contrib
LIBS:valves
LIBS:maxim-2
LIBS:maxim-3
LIBS:maxim-4
LIBS:maxim
LIBS:Ben
LIBS:DS2715
LIBS:RPi_RTC_RS232-cache
EELAYER 25 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 3 6
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L DS3232 U1
U 1 1 5559EE2D
P 5700 3750
F 0 "U1" H 5700 3850 60 0000 C CNN
F 1 "DS3232" H 5700 3750 60 0000 C CNN
F 2 "" H 4450 4350 60 0001 C CNN
F 3 "" H 5700 3750 60 0000 C CNN
1 5700 3750
1 0 0 -1
$EndComp
$Comp
L GND #PWR05
U 1 1 5559EED7
P 5700 4850
F 0 "#PWR05" H 5700 4600 50 0001 C CNN
F 1 "GND" H 5700 4700 50 0000 C CNN
F 2 "" H 5700 4850 60 0000 C CNN
F 3 "" H 5700 4850 60 0000 C CNN
1 5700 4850
1 0 0 -1
$EndComp
$Comp
L VCC #PWR06
U 1 1 5559EEEC
P 5700 2750
F 0 "#PWR06" H 5700 2600 50 0001 C CNN
F 1 "VCC" H 5700 2900 50 0000 C CNN
F 2 "" H 5700 2750 60 0000 C CNN
F 3 "" H 5700 2750 60 0000 C CNN
1 5700 2750
1 0 0 -1
$EndComp
Wire Wire Line
4900 3800 5100 3800
Wire Wire Line
4900 3800 4900 4750
Wire Wire Line
4900 4750 6700 4750
Wire Wire Line
5700 4600 5700 4850
Connection ~ 5700 4750
Wire Wire Line
4900 3900 5100 3900
Connection ~ 4900 3900
Wire Wire Line
4900 4000 5100 4000
Connection ~ 4900 4000
Wire Wire Line
4900 4100 5100 4100
Connection ~ 4900 4100
Wire Wire Line
4900 4200 5100 4200
Connection ~ 4900 4200
Wire Wire Line
4900 4300 5100 4300
Connection ~ 4900 4300
Wire Wire Line
6500 4000 6300 4000
Wire Wire Line
6500 3250 6500 4750
Connection ~ 6500 4000
Wire Wire Line
6300 4200 6500 4200
Connection ~ 6500 4200
Wire Wire Line
6300 4300 6500 4300
Connection ~ 6500 4300
$Comp
L Battery BT1
U 1 1 5559EFFD
P 6700 3900
F 0 "BT1" H 6800 3950 50 0000 L CNN
F 1 "Battery" H 6800 3850 50 0000 L CNN
F 2 "" V 6700 3940 60 0001 C CNN
F 3 "" V 6700 3940 60 0000 C CNN
1 6700 3900
1 0 0 -1
$EndComp
Wire Wire Line
6300 3700 6700 3700
Wire Wire Line
6700 3700 6700 3750
Wire Wire Line
6700 4750 6700 4050
Connection ~ 6500 4750
Wire Wire Line
6300 3600 7200 3600
Wire Wire Line
6300 3500 7200 3500
$Comp
L R R1
U 1 1 5559F0B5
P 6700 3100
F 0 "R1" V 6780 3100 50 0000 C CNN
F 1 "R" V 6700 3100 50 0000 C CNN
F 2 "Resistors_SMD:R_0603" V 6630 3100 30 0001 C CNN
F 3 "" H 6700 3100 30 0000 C CNN
1 6700 3100
1 0 0 -1
$EndComp
Wire Wire Line
6700 3500 6700 3250
Connection ~ 6700 3500
Wire Wire Line
5700 2850 6700 2850
Wire Wire Line
6700 2850 6700 2950
Wire Wire Line
5700 2750 5700 3050
Connection ~ 5700 2850
$Comp
L C C1
U 1 1 5559F187
P 6500 3100
F 0 "C1" H 6525 3200 50 0000 L CNN
F 1 "1uF" H 6525 3000 50 0000 L CNN
F 2 "Capacitors_SMD:C_1206" H 6538 2950 30 0001 C CNN
F 3 "" H 6500 3100 60 0000 C CNN
1 6500 3100
1 0 0 -1
$EndComp
Wire Wire Line
6500 2850 6500 2950
Connection ~ 6500 2850
Text Label 6900 3500 0 60 ~ 0
SQW
Text Label 6900 3600 0 60 ~ 0
32kHz
Wire Wire Line
6300 3400 7200 3400
Wire Wire Line
4450 3600 5100 3600
Wire Wire Line
4450 3500 5100 3500
Text Label 7150 3400 2 60 ~ 0
Reset
Text Label 4550 3600 0 60 ~ 0
SDA
Text Label 4550 3500 0 60 ~ 0
SCL
Text HLabel 7200 3500 2 60 Output ~ 0
SQW
Text HLabel 7200 3600 2 60 Output ~ 0
32kHz
Text HLabel 4450 3500 0 60 Input ~ 0
SCL
Text HLabel 4450 3600 0 60 BiDi ~ 0
SDA
Text HLabel 7200 3400 2 60 BiDi ~ 0
Reset
Wire Wire Line
6500 4100 6300 4100
Connection ~ 6500 4100
Wire Wire Line
6300 3900 6500 3900
Connection ~ 6500 3900
Wire Wire Line
5100 3400 5000 3400
Wire Wire Line
5000 3400 5000 3500
Connection ~ 5000 3500
$EndSCHEMATC