EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 1
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
Wire Wire Line
	6900 3000 7500 3000
Wire Wire Line
	7500 4600 7500 4750
Wire Wire Line
	6000 3000 5500 3000
Wire Wire Line
	5500 4600 6000 4600
Wire Wire Line
	7900 3700 7900 3050
Wire Wire Line
	7900 2500 5500 2500
Wire Wire Line
	5500 2500 5500 3000
Connection ~ 5500 3000
Text Label 6300 4000 1    50   ~ 0
MISO-RX
Text Label 6400 4000 1    50   ~ 0
MOSI
Text Label 6500 4000 1    50   ~ 0
SCK
Wire Wire Line
	6300 4000 6300 4100
Wire Wire Line
	6400 4000 6400 4100
Wire Wire Line
	6500 4000 6500 4100
Text Label 6200 3500 3    50   ~ 0
MOSI
Text Label 6300 3500 3    50   ~ 0
MISO-RX
Text Label 6400 3500 3    50   ~ 0
SCK
Wire Wire Line
	6200 3400 6200 3500
Wire Wire Line
	6300 3400 6300 3500
Wire Wire Line
	7900 3050 8850 3050
Wire Wire Line
	8850 3050 8850 4750
Wire Wire Line
	8850 4750 8100 4750
Connection ~ 7900 3050
Wire Wire Line
	7900 3050 7900 2500
Wire Wire Line
	7500 4750 7800 4750
Connection ~ 7500 4750
Wire Wire Line
	7500 4750 7500 4850
Wire Wire Line
	4850 3750 5500 3750
Connection ~ 5500 3750
Wire Wire Line
	5500 3750 5500 4600
Wire Wire Line
	6400 3600 6600 3600
Wire Wire Line
	6400 3400 6400 3600
Text Label 7050 3600 0    50   ~ 0
TX
Wire Wire Line
	6900 3600 7050 3600
Text Label 8050 3600 2    50   ~ 0
TX
Wire Wire Line
	8050 3600 8150 3600
Wire Wire Line
	7500 4600 6900 4600
Wire Wire Line
	6700 3400 7250 3400
Wire Wire Line
	7250 3400 7250 3750
Wire Wire Line
	6050 3750 6050 3550
Wire Wire Line
	6050 3550 5950 3550
Wire Wire Line
	5650 3550 5500 3550
Wire Wire Line
	5500 3000 5500 3550
Wire Wire Line
	5500 3550 5500 3750
Connection ~ 5500 3550
Wire Wire Line
	800  6900 800  7000
NoConn ~ 8150 3400
NoConn ~ 8150 3800
Wire Wire Line
	6600 3750 6600 4100
Wire Wire Line
	6600 3750 6050 3750
Connection ~ 6600 3750
$Comp
L power:PWR_FLAG #FLG01
U 1 1 5E61F241
P 8400 2550
F 0 "#FLG01" H 8400 2625 50  0001 C CNN
F 1 "PWR_FLAG" H 8400 2723 50  0000 C CNN
F 2 "" H 8400 2550 50  0001 C CNN
F 3 "~" H 8400 2550 50  0001 C CNN
	1    8400 2550
	1    0    0    -1  
$EndComp
$Comp
L power:PWR_FLAG #FLG02
U 1 1 5E620366
P 8800 2700
F 0 "#FLG02" H 8800 2775 50  0001 C CNN
F 1 "PWR_FLAG" H 8800 2873 50  0000 C CNN
F 2 "" H 8800 2700 50  0001 C CNN
F 3 "~" H 8800 2700 50  0001 C CNN
	1    8800 2700
	-1   0    0    1   
$EndComp
$Comp
L power:GND #PWR02
U 1 1 5E620BAB
P 7500 4850
F 0 "#PWR02" H 7500 4600 50  0001 C CNN
F 1 "GND" H 7505 4677 50  0000 C CNN
F 2 "" H 7500 4850 50  0001 C CNN
F 3 "" H 7500 4850 50  0001 C CNN
	1    7500 4850
	1    0    0    -1  
$EndComp
$Comp
L Device:R R1
U 1 1 5E62123D
P 5800 3550
F 0 "R1" H 5870 3596 50  0000 L CNN
F 1 "10K" H 5870 3505 50  0000 L CNN
F 2 "digikey-footprints:1206" V 5730 3550 50  0001 C CNN
F 3 "~" H 5800 3550 50  0001 C CNN
	1    5800 3550
	0    -1   -1   0   
$EndComp
$Comp
L Device:R R2
U 1 1 5E621863
P 6750 3600
F 0 "R2" H 6820 3646 50  0000 L CNN
F 1 "1K" H 6820 3555 50  0000 L CNN
F 2 "digikey-footprints:1206" V 6680 3600 50  0001 C CNN
F 3 "~" H 6750 3600 50  0001 C CNN
	1    6750 3600
	0    -1   -1   0   
$EndComp
$Comp
L power:VCC #PWR01
U 1 1 5E622D9D
P 4850 3750
F 0 "#PWR01" H 4850 3600 50  0001 C CNN
F 1 "VCC" H 4865 3923 50  0000 C CNN
F 2 "" H 4850 3750 50  0001 C CNN
F 3 "" H 4850 3750 50  0001 C CNN
	1    4850 3750
	0    -1   -1   0   
$EndComp
$Comp
L dk_Embedded-Microcontrollers:ATTINY85-20SU U1
U 1 1 5E623984
P 6300 3100
F 0 "U1" V 6687 2950 60  0000 C CNN
F 1 "ATTINY85-20SU" V 6581 2950 60  0000 C CNN
F 2 "digikey-footprints:SOIC-8_W5.6mm" H 6500 3300 60  0001 L CNN
F 3 "http://www.microchip.com/mymicrochip/filehandler.aspx?ddocname=en589894" H 6500 3400 60  0001 L CNN
F 4 "ATTINY85-20SU-ND" H 6500 3500 60  0001 L CNN "Digi-Key_PN"
F 5 "ATTINY85-20SU" H 6500 3600 60  0001 L CNN "MPN"
F 6 "Integrated Circuits (ICs)" H 6500 3700 60  0001 L CNN "Category"
F 7 "Embedded - Microcontrollers" H 6500 3800 60  0001 L CNN "Family"
F 8 "http://www.microchip.com/mymicrochip/filehandler.aspx?ddocname=en589894" H 6500 3900 60  0001 L CNN "DK_Datasheet_Link"
F 9 "/product-detail/en/microchip-technology/ATTINY85-20SU/ATTINY85-20SU-ND/735470" H 6500 4000 60  0001 L CNN "DK_Detail_Page"
F 10 "IC MCU 8BIT 8KB FLASH 8SOIC" H 6500 4100 60  0001 L CNN "Description"
F 11 "Microchip Technology" H 6500 4200 60  0001 L CNN "Manufacturer"
F 12 "Active" H 6500 4300 60  0001 L CNN "Status"
	1    6300 3100
	0    -1   -1   0   
$EndComp
$Comp
L Connector:AVR-ISP-6 J1
U 1 1 5E62487F
P 6500 4500
F 0 "J1" H 6171 4596 50  0000 R CNN
F 1 "AVR-ISP-6" H 6171 4505 50  0000 R CNN
F 2 "Connectors:2X3_SMD" V 6250 4550 50  0001 C CNN
F 3 " ~" H 5225 3950 50  0001 C CNN
	1    6500 4500
	0    -1   -1   0   
$EndComp
$Comp
L fab:CAP-UNPOLARIZED C1
U 1 1 5E6255AA
P 8000 4750
F 0 "C1" H 7950 4964 45  0000 C CNN
F 1 "1uF" H 7950 4880 45  0000 C CNN
F 2 "digikey-footprints:1206" H 8030 4900 20  0001 C CNN
F 3 "" H 8000 4750 50  0001 C CNN
	1    8000 4750
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR04
U 1 1 5E640D44
P 8800 2550
F 0 "#PWR04" H 8800 2300 50  0001 C CNN
F 1 "GND" H 8805 2377 50  0000 C CNN
F 2 "" H 8800 2550 50  0001 C CNN
F 3 "" H 8800 2550 50  0001 C CNN
	1    8800 2550
	-1   0    0    1   
$EndComp
$Comp
L power:VCC #PWR03
U 1 1 5E641424
P 8400 2700
F 0 "#PWR03" H 8400 2550 50  0001 C CNN
F 1 "VCC" H 8415 2873 50  0000 C CNN
F 2 "" H 8400 2700 50  0001 C CNN
F 3 "" H 8400 2700 50  0001 C CNN
	1    8400 2700
	-1   0    0    1   
$EndComp
Wire Wire Line
	8800 2550 8800 2700
Text Label 8050 3500 2    50   ~ 0
MISO-RX
Wire Wire Line
	8050 3500 8150 3500
$Comp
L fab:FTDI-SMD-HEADER M1
U 1 1 5E62D76F
P 8150 3900
F 0 "M1" H 8150 3900 45  0001 C CNN
F 1 "FTDI-SMD-HEADER" H 8150 3900 45  0001 C CNN
F 2 "Connectors:6_PIN_SERIAL_TARGET_SIDE_RA_SMT" H 8180 4050 20  0001 C CNN
F 3 "" H 8150 3900 50  0001 C CNN
	1    8150 3900
	1    0    0    -1  
$EndComp
$Comp
L dk_Tactile-Switches:B3F-1000 S1
U 1 1 5E648826
P 7050 3850
F 0 "S1" V 6997 4038 60  0000 L CNN
F 1 "B3F-1000" V 7103 4038 60  0000 L CNN
F 2 "digikey-footprints:Switch_Tactile_SMD_6x6mm" H 7250 4050 60  0001 L CNN
F 3 "https://omronfs.omron.com/en_US/ecb/products/pdf/en-b3f.pdf" H 7250 4150 60  0001 L CNN
F 4 "SW400-ND" H 7250 4250 60  0001 L CNN "Digi-Key_PN"
F 5 "B3F-1000" H 7250 4350 60  0001 L CNN "MPN"
F 6 "Switches" H 7250 4450 60  0001 L CNN "Category"
F 7 "Tactile Switches" H 7250 4550 60  0001 L CNN "Family"
F 8 "https://omronfs.omron.com/en_US/ecb/products/pdf/en-b3f.pdf" H 7250 4650 60  0001 L CNN "DK_Datasheet_Link"
F 9 "/product-detail/en/omron-electronics-inc-emc-div/B3F-1000/SW400-ND/33150" H 7250 4750 60  0001 L CNN "DK_Detail_Page"
F 10 "SWITCH TACTILE SPST-NO 0.05A 24V" H 7250 4850 60  0001 L CNN "Description"
F 11 "Omron Electronics Inc-EMC Div" H 7250 4950 60  0001 L CNN "Manufacturer"
F 12 "Active" H 7250 5050 60  0001 L CNN "Status"
	1    7050 3850
	0    1    1    0   
$EndComp
$Comp
L dk_LED-Indication-Discrete:LTST-C191TBKT D1
U 1 1 5E64ED2B
P 5850 2950
F 0 "D1" H 5800 3287 60  0000 C CNN
F 1 "LTST-C191TBKT" H 5800 3181 60  0000 C CNN
F 2 "digikey-footprints:1206" H 6050 3150 60  0001 L CNN
F 3 "http://optoelectronics.liteon.com/upload/download/DS22-2000-230/LTST-C191TBKT.pdf" H 6050 3250 60  0001 L CNN
F 4 "160-1647-1-ND" H 6050 3350 60  0001 L CNN "Digi-Key_PN"
F 5 "LTST-C191TBKT" H 6050 3450 60  0001 L CNN "MPN"
F 6 "Optoelectronics" H 6050 3550 60  0001 L CNN "Category"
F 7 "LED Indication - Discrete" H 6050 3650 60  0001 L CNN "Family"
F 8 "http://optoelectronics.liteon.com/upload/download/DS22-2000-230/LTST-C191TBKT.pdf" H 6050 3750 60  0001 L CNN "DK_Datasheet_Link"
F 9 "/product-detail/en/lite-on-inc/LTST-C191TBKT/160-1647-1-ND/573587" H 6050 3850 60  0001 L CNN "DK_Detail_Page"
F 10 "LED BLUE CLEAR CHIP SMD" H 6050 3950 60  0001 L CNN "Description"
F 11 "Lite-On Inc." H 6050 4050 60  0001 L CNN "Manufacturer"
F 12 "Active" H 6050 4150 60  0001 L CNN "Status"
	1    5850 2950
	0    -1   -1   0   
$EndComp
$Comp
L Device:R R3
U 1 1 5E65720A
P 6500 3550
F 0 "R3" H 6430 3504 50  0000 R CNN
F 1 "499" H 6430 3595 50  0000 R CNN
F 2 "digikey-footprints:1206" V 6430 3550 50  0001 C CNN
F 3 "~" H 6500 3550 50  0001 C CNN
	1    6500 3550
	-1   0    0    1   
$EndComp
Wire Wire Line
	6500 3700 6100 3700
Wire Wire Line
	6100 3700 6100 3350
Wire Wire Line
	6100 3350 6000 3350
Wire Wire Line
	6000 3350 6000 3150
Wire Wire Line
	6000 3150 5850 3150
Wire Wire Line
	5850 2850 5850 2650
Wire Wire Line
	5850 2650 7500 2650
Wire Wire Line
	7500 2650 7500 3000
Wire Wire Line
	6600 3750 7250 3750
Wire Wire Line
	6600 3400 6600 3500
Wire Wire Line
	6600 3500 7150 3500
Wire Wire Line
	7150 3500 7150 3650
Wire Wire Line
	7150 3650 6950 3650
Connection ~ 7150 3650
$Comp
L power:VCC #PWR05
U 1 1 5E686528
P 6750 3700
F 0 "#PWR05" H 6750 3550 50  0001 C CNN
F 1 "VCC" H 6765 3873 50  0000 C CNN
F 2 "" H 6750 3700 50  0001 C CNN
F 3 "" H 6750 3700 50  0001 C CNN
	1    6750 3700
	0    -1   -1   0   
$EndComp
Wire Wire Line
	6750 3700 6950 3700
Wire Wire Line
	6950 3700 6950 3650
Connection ~ 6950 3650
Wire Wire Line
	6950 4050 7150 4050
$Comp
L Device:R R4
U 1 1 5E689698
P 7150 4300
F 0 "R4" H 7220 4346 50  0000 L CNN
F 1 "10K" H 7220 4255 50  0000 L CNN
F 2 "digikey-footprints:1206" V 7080 4300 50  0001 C CNN
F 3 "~" H 7150 4300 50  0001 C CNN
	1    7150 4300
	1    0    0    -1  
$EndComp
Wire Wire Line
	7150 4150 7150 4050
Connection ~ 7150 4050
$Comp
L power:GND #PWR06
U 1 1 5E68AFFB
P 7150 4450
F 0 "#PWR06" H 7150 4200 50  0001 C CNN
F 1 "GND" H 7155 4277 50  0000 C CNN
F 2 "" H 7150 4450 50  0001 C CNN
F 3 "" H 7150 4450 50  0001 C CNN
	1    7150 4450
	1    0    0    -1  
$EndComp
Wire Wire Line
	8400 2550 8400 2700
Wire Wire Line
	8150 3700 7900 3700
Connection ~ 7500 4600
Connection ~ 7500 3000
Wire Wire Line
	7500 3000 7500 3900
Wire Wire Line
	7500 3900 8150 3900
Connection ~ 7500 3900
Wire Wire Line
	7500 3900 7500 4600
Text Label 6600 4000 1    50   ~ 0
RST
$EndSCHEMATC