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lights-timer.sch
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lights-timer.sch
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EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 3 6
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L Dash2-rescue:NE555-Timer U14
U 1 1 5EBF0D26
P 5650 3600
F 0 "U14" H 5350 4100 50 0000 C CNN
F 1 "TS555" H 5350 4000 50 0000 C CNN
F 2 "Package_SO:SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.29x3mm" H 5650 3600 50 0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/ne555.pdf" H 5650 3600 50 0001 C CNN
1 5650 3600
1 0 0 -1
$EndComp
$Comp
L power:+3.3V #PWR091
U 1 1 5EBF2615
P 5650 3200
F 0 "#PWR091" H 5650 3050 50 0001 C CNN
F 1 "+3.3V" H 5665 3373 50 0000 C CNN
F 2 "" H 5650 3200 50 0001 C CNN
F 3 "" H 5650 3200 50 0001 C CNN
1 5650 3200
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR092
U 1 1 5EBF28CB
P 5650 4000
F 0 "#PWR092" H 5650 3750 50 0001 C CNN
F 1 "GND" H 5655 3827 50 0000 C CNN
F 2 "" H 5650 4000 50 0001 C CNN
F 3 "" H 5650 4000 50 0001 C CNN
1 5650 4000
1 0 0 -1
$EndComp
$Comp
L power:+3.3V #PWR090
U 1 1 5EBF2A33
P 5000 3800
F 0 "#PWR090" H 5000 3650 50 0001 C CNN
F 1 "+3.3V" V 5000 3900 50 0000 L CNN
F 2 "" H 5000 3800 50 0001 C CNN
F 3 "" H 5000 3800 50 0001 C CNN
1 5000 3800
0 -1 -1 0
$EndComp
Wire Wire Line
5000 3800 5150 3800
Wire Wire Line
5150 3600 4450 3600
Wire Wire Line
4450 3600 4450 3750
$Comp
L Device:C_Small C23
U 1 1 5EBF316A
P 4450 3850
F 0 "C23" H 4200 3900 50 0000 L CNN
F 1 "10nF" H 4150 3800 50 0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 4450 3850 50 0001 C CNN
F 3 "~" H 4450 3850 50 0001 C CNN
1 4450 3850
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR089
U 1 1 5EBF3A8A
P 4450 4000
F 0 "#PWR089" H 4450 3750 50 0001 C CNN
F 1 "GND" H 4455 3827 50 0000 C CNN
F 2 "" H 4450 4000 50 0001 C CNN
F 3 "" H 4450 4000 50 0001 C CNN
1 4450 4000
1 0 0 -1
$EndComp
Wire Wire Line
4450 4000 4450 3950
Wire Wire Line
6150 3800 6450 3800
$Comp
L power:GND #PWR094
U 1 1 5EBF43E5
P 6450 4000
F 0 "#PWR094" H 6450 3750 50 0001 C CNN
F 1 "GND" H 6455 3827 50 0000 C CNN
F 2 "" H 6450 4000 50 0001 C CNN
F 3 "" H 6450 4000 50 0001 C CNN
1 6450 4000
1 0 0 -1
$EndComp
Connection ~ 6450 3800
Wire Wire Line
6450 3600 6150 3600
$Comp
L power:+3.3V #PWR093
U 1 1 5EBF71CD
P 6450 3000
F 0 "#PWR093" H 6450 2850 50 0001 C CNN
F 1 "+3.3V" H 6465 3173 50 0000 C CNN
F 2 "" H 6450 3000 50 0001 C CNN
F 3 "" H 6450 3000 50 0001 C CNN
1 6450 3000
1 0 0 -1
$EndComp
Text HLabel 6150 3400 2 50 Input ~ 0
BLINK
Connection ~ 6450 3600
Wire Wire Line
5150 3400 5050 3400
Wire Wire Line
5050 3400 5050 2700
Wire Wire Line
5050 2700 6700 2700
Wire Wire Line
6700 2700 6700 3800
Wire Wire Line
6700 3800 6450 3800
Text Notes 5000 2550 0 50 ~ 0
So theoretically, this should be\noptimized to blink at 1.584Hz.
Text HLabel 3700 3050 0 50 Input ~ 0
3.3V
Text HLabel 3700 3400 0 50 Input ~ 0
GND
$Comp
L power:+3.3V #PWR087
U 1 1 5EBFBD16
P 3850 2900
F 0 "#PWR087" H 3850 2750 50 0001 C CNN
F 1 "+3.3V" H 3865 3073 50 0000 C CNN
F 2 "" H 3850 2900 50 0001 C CNN
F 3 "" H 3850 2900 50 0001 C CNN
1 3850 2900
1 0 0 -1
$EndComp
Wire Wire Line
3850 2900 3850 3050
Wire Wire Line
3850 3050 3700 3050
$Comp
L power:GND #PWR088
U 1 1 5EBFC31C
P 3850 3450
F 0 "#PWR088" H 3850 3200 50 0001 C CNN
F 1 "GND" H 3855 3277 50 0000 C CNN
F 2 "" H 3850 3450 50 0001 C CNN
F 3 "" H 3850 3450 50 0001 C CNN
1 3850 3450
1 0 0 -1
$EndComp
Wire Wire Line
3850 3450 3850 3400
Wire Wire Line
3850 3400 3700 3400
$Comp
L Device:C_Small C24
U 1 1 5EBF3E10
P 6450 3900
F 0 "C24" H 6200 3950 50 0000 L CNN
F 1 "2.2uF" H 6150 3850 50 0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 6450 3900 50 0001 C CNN
F 3 "~" H 6450 3900 50 0001 C CNN
1 6450 3900
1 0 0 -1
$EndComp
$Comp
L Device:R_Small_US R31
U 1 1 5EBF5CCC
P 6450 3700
F 0 "R31" H 6518 3746 50 0000 L CNN
F 1 "220k" H 6518 3655 50 0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric" H 6450 3700 50 0001 C CNN
F 3 "~" H 6450 3700 50 0001 C CNN
1 6450 3700
1 0 0 -1
$EndComp
Wire Wire Line
6450 3300 6450 3600
Wire Wire Line
6450 3100 6450 3000
$Comp
L Device:R_Small_US R30
U 1 1 5EBF6EC8
P 6450 3200
F 0 "R30" H 6518 3246 50 0000 L CNN
F 1 "10k" H 6518 3155 50 0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric" H 6450 3200 50 0001 C CNN
F 3 "~" H 6450 3200 50 0001 C CNN
1 6450 3200
1 0 0 -1
$EndComp
$EndSCHEMATC