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 $Comp L dk_Embedded-Microcontrollers:ATTINY45-20PU U1 U 1 1 5E7F43CC P 7000 3250 F 0 "U1" H 7228 3153 60 0000 L CNN F 1 "ATTINY45-20PU" H 7228 3047 60 0000 L CNN F 2 "digikey-footprints:SOIC-8_W5.6mm" H 7200 3450 60 0001 L CNN F 3 "http://www.microchip.com/mymicrochip/filehandler.aspx?ddocname=en589894" H 7200 3550 60 0001 L CNN F 4 "ATTINY45-20PU-ND" H 7200 3650 60 0001 L CNN "Digi-Key_PN" F 5 "ATTINY45-20PU" H 7200 3750 60 0001 L CNN "MPN" F 6 "Integrated Circuits (ICs)" H 7200 3850 60 0001 L CNN "Category" F 7 "Embedded - Microcontrollers" H 7200 3950 60 0001 L CNN "Family" F 8 "http://www.microchip.com/mymicrochip/filehandler.aspx?ddocname=en589894" H 7200 4050 60 0001 L CNN "DK_Datasheet_Link" F 9 "/product-detail/en/microchip-technology/ATTINY45-20PU/ATTINY45-20PU-ND/735465" H 7200 4150 60 0001 L CNN "DK_Detail_Page" F 10 "IC MCU 8BIT 4KB FLASH 8DIP" H 7200 4250 60 0001 L CNN "Description" F 11 "Microchip Technology" H 7200 4350 60 0001 L CNN "Manufacturer" F 12 "Active" H 7200 4450 60 0001 L CNN "Status" 1 7000 3250 0 -1 -1 0 $EndComp $Comp L fab:AVRISP M1 U 1 1 5E8103AA P 5850 3200 F 0 "M1" H 5949 2846 45 0000 C CNN F 1 "AVRISP" H 5949 2930 45 0000 C CNN F 2 "fab:fab-2X03SMD" H 5880 3350 20 0001 C CNN F 3 "" H 5850 3200 50 0001 C CNN 1 5850 3200 -1 0 0 1 $EndComp $Comp L power:GND #PWR0101 U 1 1 5E81396A P 7700 4200 F 0 "#PWR0101" H 7700 3950 50 0001 C CNN F 1 "GND" H 7705 4027 50 0000 C CNN F 2 "" H 7700 4200 50 0001 C CNN F 3 "" H 7700 4200 50 0001 C CNN 1 7700 4200 1 0 0 -1 $EndComp $Comp L power:VCC #PWR0102 U 1 1 5E81400E P 8150 1050 F 0 "#PWR0102" H 8150 900 50 0001 C CNN F 1 "VCC" H 8165 1223 50 0000 C CNN F 2 "" H 8150 1050 50 0001 C CNN F 3 "" H 8150 1050 50 0001 C CNN 1 8150 1050 1 0 0 -1 $EndComp Wire Wire Line 7600 3150 7700 3150 Wire Wire Line 9400 2200 9400 1950 Wire Wire Line 9400 1950 8450 1950 Wire Wire Line 8450 1950 8450 2750 Wire Wire Line 8450 2750 7700 2750 Wire Wire Line 7700 2750 7700 3150 Connection ~ 7700 3150 Wire Wire Line 8650 3150 8650 2750 Wire Wire Line 8650 2750 8450 2750 Connection ~ 8450 2750 Wire Wire Line 9400 2400 9750 2400 Wire Wire Line 9750 2400 9750 4100 Wire Wire Line 9750 4100 8650 4100 Wire Wire Line 8650 4100 8650 3650 Text GLabel 9400 2600 2 50 Input ~ 0 TX Wire Wire Line 7000 3550 7000 3650 Wire Wire Line 7000 3650 5950 3650 Wire Wire Line 5950 3650 5950 3300 Wire Wire Line 6900 3550 6150 3550 Wire Wire Line 6150 3550 6150 3250 Wire Wire Line 6150 3250 5650 3250 Wire Wire Line 5650 3250 5650 3200 Text GLabel 6900 3750 0 50 Input ~ 0 SCK Text GLabel 6250 3200 2 50 Input ~ 0 SCK Wire Wire Line 5950 3200 6250 3200 Text GLabel 7400 3550 3 50 Input ~ 0 RES Text GLabel 6250 3100 2 50 Input ~ 0 RES Wire Wire Line 5950 3100 6250 3100 Wire Wire Line 5650 3100 5650 1200 Wire Wire Line 5650 1200 8450 1200 Wire Wire Line 8450 1200 8450 1950 Connection ~ 8450 1950 Wire Wire Line 7700 3150 7700 4200 Wire Wire Line 7100 3550 7100 3750 Wire Wire Line 6900 3750 7100 3750 Connection ~ 7100 3750 Wire Wire Line 7100 3750 7100 4050 Wire Wire Line 5650 3300 5550 3300 Wire Wire Line 5550 3300 5550 1100 Wire Wire Line 5550 1100 8150 1100 Wire Wire Line 8150 1100 8150 1050 Wire Wire Line 9750 2400 9750 1100 Wire Wire Line 9750 1100 8150 1100 Connection ~ 9750 2400 Connection ~ 8150 1100 Wire Wire Line 7300 3550 7300 4100 Wire Wire Line 7450 2050 7100 2050 Wire Wire Line 7100 2050 7100 2200 Wire Wire Line 7100 1750 7100 1550 Wire Wire Line 7100 1550 6550 1550 Wire Wire Line 6550 1550 6550 1750 Wire Wire Line 6550 2050 6850 2050 Text GLabel 7200 3800 3 50 Input ~ 0 PB3 Text GLabel 7100 2200 3 50 Input ~ 0 PB3 Text GLabel 7300 4100 3 50 Input ~ 0 PB4 Wire Wire Line 7200 3800 7200 3550 Text GLabel 6850 2200 3 50 Input ~ 0 PB4 Wire Wire Line 6850 2050 6850 2200 Text GLabel 6650 3150 0 50 Input ~ 0 VCC Wire Wire Line 8650 3650 8200 3650 Wire Wire Line 8200 3650 8200 3550 Text GLabel 8200 3650 3 50 Input ~ 0 VCC Text GLabel 8200 3250 1 50 Input ~ 0 RES Text GLabel 7100 4050 3 50 Input ~ 0 TX Connection ~ 8650 3650 $Comp L pspice:C C1 U 1 1 5E812225 P 8650 3400 F 0 "C1" H 8828 3446 50 0000 L CNN F 1 "1uf" H 8828 3355 50 0000 L CNN F 2 "fab:fab-C1206FAB" H 8650 3400 50 0001 C CNN F 3 "~" H 8650 3400 50 0001 C CNN 1 8650 3400 -1 0 0 1 $EndComp NoConn ~ 7450 1750 NoConn ~ 6850 1750 NoConn ~ 9400 2700 NoConn ~ 9400 2500 NoConn ~ 9400 2300 Text GLabel 9750 4100 3 50 Input ~ 0 VCC Wire Wire Line 6650 3150 6700 3150 $Comp L power:PWR_FLAG #FLG0101 U 1 1 5E839E37 P 4500 2150 F 0 "#FLG0101" H 4500 2225 50 0001 C CNN F 1 "PWR_FLAG" H 4500 2323 50 0000 C CNN F 2 "" H 4500 2150 50 0001 C CNN F 3 "~" H 4500 2150 50 0001 C CNN 1 4500 2150 -1 0 0 1 $EndComp Wire Wire Line 4500 2150 4500 1550 $Comp L power:VCC #PWR0103 U 1 1 5E83B69F P 4500 1550 F 0 "#PWR0103" H 4500 1400 50 0001 C CNN F 1 "VCC" H 4515 1723 50 0000 C CNN F 2 "" H 4500 1550 50 0001 C CNN F 3 "" H 4500 1550 50 0001 C CNN 1 4500 1550 1 0 0 -1 $EndComp $Comp L power:PWR_FLAG #FLG0102 U 1 1 5E83A652 P 5050 1550 F 0 "#FLG0102" H 5050 1625 50 0001 C CNN F 1 "PWR_FLAG" H 5050 1723 50 0000 C CNN F 2 "" H 5050 1550 50 0001 C CNN F 3 "~" H 5050 1550 50 0001 C CNN 1 5050 1550 1 0 0 -1 $EndComp Wire Wire Line 5050 1550 5050 2150 $Comp L power:GND #PWR0104 U 1 1 5E83C4D3 P 5050 2150 F 0 "#PWR0104" H 5050 1900 50 0001 C CNN F 1 "GND" H 5055 1977 50 0000 C CNN F 2 "" H 5050 2150 50 0001 C CNN F 3 "" H 5050 2150 50 0001 C CNN 1 5050 2150 1 0 0 -1 $EndComp $Comp L Device:R R1 U 1 1 5E82B2CD P 6550 1900 F 0 "R1" H 6620 1946 50 0000 L CNN F 1 "R" H 6620 1855 50 0000 L CNN F 2 "fab:fab-C1206FAB" V 6480 1900 50 0001 C CNN F 3 "~" H 6550 1900 50 0001 C CNN 1 6550 1900 1 0 0 -1 $EndComp $Comp L Device:R R2 U 1 1 5E82F396 P 6850 1900 F 0 "R2" H 6920 1946 50 0000 L CNN F 1 "R" H 6920 1855 50 0000 L CNN F 2 "fab:fab-C1206FAB" V 6780 1900 50 0001 C CNN F 3 "~" H 6850 1900 50 0001 C CNN 1 6850 1900 1 0 0 -1 $EndComp $Comp L Device:R R3 U 1 1 5E830336 P 7100 1900 F 0 "R3" H 7170 1946 50 0000 L CNN F 1 "R" H 7170 1855 50 0000 L CNN F 2 "fab:fab-C1206FAB" V 7030 1900 50 0001 C CNN F 3 "~" H 7100 1900 50 0001 C CNN 1 7100 1900 1 0 0 -1 $EndComp $Comp L Device:R R4 U 1 1 5E8311EF P 7450 1900 F 0 "R4" H 7520 1946 50 0000 L CNN F 1 "R" H 7520 1855 50 0000 L CNN F 2 "fab:fab-C1206FAB" V 7380 1900 50 0001 C CNN F 3 "~" H 7450 1900 50 0001 C CNN 1 7450 1900 1 0 0 -1 $EndComp $Comp L Device:R R5 U 1 1 5E8321F8 P 8200 3400 F 0 "R5" H 8270 3446 50 0000 L CNN F 1 "R" H 8270 3355 50 0000 L CNN F 2 "fab:fab-C1206FAB" V 8130 3400 50 0001 C CNN F 3 "~" H 8200 3400 50 0001 C CNN 1 8200 3400 1 0 0 -1 $EndComp $Comp L OPL_Connector:DIP-BLACK-MALE-HEADER_6P-2.54_ J1 U 1 1 5E834612 P 9100 2450 F 0 "J1" H 8992 1996 45 0000 C CNN F 1 "DIP-BLACK-MALE-HEADER_6P-2.54_" H 8992 2080 45 0000 C CNN F 2 "fab:fab-1X06SMD" H 9100 2450 50 0001 C CNN F 3 "" H 9100 2450 50 0001 C CNN F 4 "P125-1106A1BS116A1" H 9130 2600 20 0001 C CNN "MPN" F 5 "320020078" H 9130 2600 20 0001 C CNN "SKU" 1 9100 2450 -1 0 0 1 $EndComp Text GLabel 6550 1650 0 50 Input ~ 0 VCC $EndSCHEMATC