EESchema Schematic File Version 4 LIBS:final_project-cache EELAYER 30 0 EELAYER END $Descr A4 11693 8268 encoding utf-8 Sheet 1 3 Title "" Date "" Rev "" Comp "" Comment1 "" Comment2 "" Comment3 "" Comment4 "" $EndDescr $Comp L MCU_Microchip_ATmega:ATmega328-PU U? U 1 1 5DDD9932 P 3450 2950 F 0 "U?" H 2806 2996 50 0000 R CNN F 1 "ATmega328-PU" H 2806 2905 50 0000 R CNN F 2 "Package_DIP:DIP-28_W7.62mm" H 3450 2950 50 0001 C CIN F 3 "http://ww1.microchip.com/downloads/en/DeviceDoc/ATmega328_P%20AVR%20MCU%20with%20picoPower%20Technology%20Data%20Sheet%2040001984A.pdf" H 3450 2950 50 0001 C CNN 1 3450 2950 1 0 0 -1 $EndComp $Comp L MCU_Microchip_ATtiny:ATtiny2313-20MU U? U 1 1 5DDDA525 P 7900 2300 F 0 "U?" H 7900 3581 50 0000 C CNN F 1 "ATtiny2313-20MU" H 7900 3490 50 0000 C CNN F 2 "Package_DFN_QFN:MLF-20-1EP_4x4mm_P0.5mm_EP2.6x2.6mm" H 7900 2300 50 0001 C CIN F 3 "http://ww1.microchip.com/downloads/en/DeviceDoc/Atmel-2543-AVR-ATtiny2313_Datasheet.pdf" H 7900 2300 50 0001 C CNN 1 7900 2300 1 0 0 -1 $EndComp Wire Wire Line 4050 2250 4250 2250 Wire Wire Line 4050 2150 4250 2150 Wire Wire Line 4050 2050 4250 2050 Wire Wire Line 4050 1950 4250 1950 Text Label 4250 2250 0 50 ~ 0 SCK Text Label 4250 2150 0 50 ~ 0 MOSI Text Label 4250 2050 0 50 ~ 0 MISO Text Label 4250 1950 0 50 ~ 0 CS Wire Wire Line 4050 3450 4250 3450 Wire Wire Line 4050 3550 4250 3550 Text Label 4250 3450 0 50 ~ 0 RXD Text Label 4250 3550 0 50 ~ 0 TXD $Comp L Device:Crystal Y? U 1 1 5DDDDF12 P 4650 2450 F 0 "Y?" V 4604 2581 50 0000 L CNN F 1 "16MHz" V 4695 2581 50 0000 L CNN F 2 "" H 4650 2450 50 0001 C CNN F 3 "~" H 4650 2450 50 0001 C CNN 1 4650 2450 0 1 1 0 $EndComp Wire Wire Line 4650 2350 4650 2300 Wire Wire Line 4050 2350 4650 2350 Wire Wire Line 4050 2450 4300 2450 Wire Wire Line 4300 2450 4300 2600 Wire Wire Line 4300 2600 4650 2600 Wire Wire Line 4650 2300 5250 2300 Connection ~ 4650 2300 Wire Wire Line 4650 2600 5150 2600 Connection ~ 4650 2600 $Comp L Device:C C? U 1 1 5DDDEABA P 5150 2750 F 0 "C?" H 5265 2796 50 0000 L CNN F 1 "18p" H 5265 2705 50 0000 L CNN F 2 "" H 5188 2600 50 0001 C CNN F 3 "~" H 5150 2750 50 0001 C CNN 1 5150 2750 1 0 0 -1 $EndComp $Comp L Device:C C? U 1 1 5DDDEEAD P 5250 2450 F 0 "C?" 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H 5150 2750 50 0001 C CNN F 1 "GND" H 5155 2827 50 0000 C CNN F 2 "" H 5150 3000 50 0001 C CNN F 3 "" H 5150 3000 50 0001 C CNN 1 5150 3000 1 0 0 -1 $EndComp Wire Wire Line 8500 2400 8700 2400 Wire Wire Line 8500 2500 8700 2500 Text Label 8700 2400 0 50 ~ 0 TXD Text Label 8700 2500 0 50 ~ 0 RXD Wire Wire Line 4050 1750 4500 1750 Wire Wire Line 4050 1850 4500 1850 Wire Wire Line 4050 2650 4150 2650 Wire Wire Line 4050 2750 4150 2750 Wire Wire Line 4050 2850 4200 2850 Wire Wire Line 4050 2950 4150 2950 Wire Wire Line 4050 3050 4150 3050 Wire Wire Line 4050 3150 4150 3150 Wire Wire Line 4050 3650 4600 3650 Wire Wire Line 4050 3750 4600 3750 Wire Wire Line 4050 3850 4600 3850 Wire Wire Line 4050 3950 4600 3950 Wire Wire Line 4050 4050 4600 4050 Wire Wire Line 4050 4150 4600 4150 Text Label 4150 2650 0 50 ~ 0 DAC0 Text Label 4150 2750 0 50 ~ 0 DAC1 Text Label 4200 2850 0 50 ~ 0 DAC2 Text Label 4150 2950 0 50 ~ 0 DAC3 Text Label 4150 3050 0 50 ~ 0 DAC4 Text Label 4150 3150 0 50 ~ 0 DAC5 Text Label 4600 3650 0 50 ~ 0 DAC6 Text Label 4600 3750 0 50 ~ 0 DAC7 Text Label 4600 3850 0 50 ~ 0 DAC8 Text Label 4600 3950 0 50 ~ 0 DAC9 Text Label 4600 4050 0 50 ~ 0 DAC10 Text Label 4600 4150 0 50 ~ 0 DAC11 Text Label 4500 1750 0 50 ~ 0 DAC12 Text Label 4500 1850 0 50 ~ 0 DAC13 Wire Wire Line 3450 1450 3450 1300 Wire Wire Line 3450 4450 3450 4600 Wire Wire Line 7900 1200 7900 900 Wire Wire Line 7900 3400 7900 3550 $Comp L power:+5V #PWR? 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