1452 lines
31 KiB
Plaintext
1452 lines
31 KiB
Plaintext
EESchema Schematic File Version 2
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LIBS:power
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LIBS:device
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LIBS:switches
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LIBS:relays
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LIBS:motors
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LIBS:transistors
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LIBS:conn
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LIBS:linear
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LIBS:regul
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LIBS:74xx
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LIBS:cmos4000
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LIBS:adc-dac
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LIBS:memory
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LIBS:xilinx
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LIBS:microcontrollers
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LIBS:dsp
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LIBS:microchip
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LIBS:analog_switches
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LIBS:motorola
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LIBS:texas
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LIBS:intel
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LIBS:audio
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LIBS:interface
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LIBS:digital-audio
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LIBS:philips
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LIBS:display
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LIBS:cypress
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LIBS:siliconi
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LIBS:opto
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LIBS:atmel
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LIBS:contrib
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LIBS:valves
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LIBS:lts
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LIBS:lts-proto-cache
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EELAYER 25 0
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EELAYER END
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$Descr USLetter 11000 8500
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encoding utf-8
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Sheet 1 3
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Title "LTS Prototype"
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Date "2018-02-06"
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Rev "AA"
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Comp "Let's Talk Science"
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Comment1 "Shawn Nock <shawn@monadnock.ca>"
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Comment2 ""
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Comment3 ""
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Comment4 ""
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$EndDescr
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Text Notes 7700 2200 0 60 ~ 0
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LED Array Face
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Wire Wire Line
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9650 2400 10150 2400
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Connection ~ 10050 2400
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Connection ~ 9950 2400
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Connection ~ 9850 2400
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Connection ~ 9750 2400
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$Comp
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L GND #PWR01
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U 1 1 5A7A186C
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P 9900 2400
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F 0 "#PWR01" H 9900 2150 50 0001 C CNN
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F 1 "GND" H 9900 2250 50 0000 C CNN
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F 2 "" H 9900 2400 50 0001 C CNN
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F 3 "" H 9900 2400 50 0001 C CNN
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1 9900 2400
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1 0 0 -1
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$EndComp
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Connection ~ 9900 2400
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Wire Wire Line
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9550 2400 9550 3300
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Wire Wire Line
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9450 2400 9450 2950
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Wire Wire Line
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8850 2400 9350 2400
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Connection ~ 9250 2400
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Connection ~ 9150 2400
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Connection ~ 9050 2400
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Connection ~ 8950 2400
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$Comp
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L +3.3V #PWR02
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U 1 1 5A7A1901
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P 9100 2400
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F 0 "#PWR02" H 9100 2250 50 0001 C CNN
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F 1 "+3.3V" H 9100 2540 50 0000 C CNN
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F 2 "" H 9100 2400 50 0001 C CNN
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F 3 "" H 9100 2400 50 0001 C CNN
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1 9100 2400
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-1 0 0 1
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$EndComp
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Connection ~ 9100 2400
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NoConn ~ 10150 1900
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NoConn ~ 9650 1900
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NoConn ~ 9550 1900
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NoConn ~ 9450 1900
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NoConn ~ 9350 1900
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NoConn ~ 8850 1900
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NoConn ~ 8750 1900
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NoConn ~ 8650 1900
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NoConn ~ 8550 1900
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NoConn ~ 8450 1900
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NoConn ~ 7950 1900
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NoConn ~ 7850 1900
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NoConn ~ 7750 1900
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NoConn ~ 7650 1900
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NoConn ~ 7550 1900
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NoConn ~ 7050 1900
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NoConn ~ 6950 1900
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NoConn ~ 6850 1900
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NoConn ~ 6750 1900
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NoConn ~ 6250 1900
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Wire Wire Line
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8050 2400 8350 2400
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Connection ~ 8250 2400
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Connection ~ 8150 2400
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Wire Wire Line
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8200 1900 8200 2700
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Connection ~ 8200 2400
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NoConn ~ 7850 2400
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NoConn ~ 7750 2400
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NoConn ~ 7650 2400
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Wire Wire Line
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7150 2400 7450 2400
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Connection ~ 7350 2400
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Connection ~ 7250 2400
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Wire Wire Line
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7300 1900 7300 2700
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Connection ~ 7300 2400
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NoConn ~ 7050 2400
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NoConn ~ 6950 2400
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NoConn ~ 6850 2400
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NoConn ~ 6750 2400
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Wire Wire Line
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6350 2400 6650 2400
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Connection ~ 6550 2400
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Connection ~ 6450 2400
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NoConn ~ 6250 2400
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Connection ~ 6500 2400
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Text Label 6500 2700 1 60 ~ 0
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P00
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Text Label 7300 2700 1 60 ~ 0
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P01
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Text Label 8200 2700 1 60 ~ 0
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P02
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$Comp
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L Conn_02x40_Row_Letter_First J18
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U 1 1 5A7A1723
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P 8150 2200
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F 0 "J18" H 8200 4200 50 0000 C CNN
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F 1 "Micro:bit Edge Connector" V 8200 2200 50 0000 C CNN
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F 2 "lts:RBB40DHHN" H 8150 2200 50 0001 C CNN
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F 3 "" H 8150 2200 50 0001 C CNN
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1 8150 2200
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0 -1 -1 0
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$EndComp
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Wire Wire Line
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9750 1900 10050 1900
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Connection ~ 9950 1900
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Connection ~ 9850 1900
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Wire Wire Line
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8950 1900 9250 1900
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Connection ~ 9150 1900
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Connection ~ 9050 1900
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Wire Wire Line
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7150 1900 7450 1900
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Connection ~ 7350 1900
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Connection ~ 7250 1900
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Wire Wire Line
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6350 1900 6650 1900
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Connection ~ 6550 1900
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Connection ~ 6450 1900
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Connection ~ 6500 1900
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Connection ~ 7300 1900
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Wire Wire Line
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9100 2400 9100 1900
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Connection ~ 9100 1900
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Wire Wire Line
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9900 2400 9900 1900
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Connection ~ 9900 1900
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Wire Wire Line
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8050 1900 8350 1900
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Connection ~ 8150 1900
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Connection ~ 8250 1900
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Connection ~ 8200 1900
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NoConn ~ 7950 2400
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Text Label 8750 2700 1 60 ~ 0
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P16
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Text Label 8650 2700 1 60 ~ 0
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P15
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Text Label 8550 2700 1 60 ~ 0
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P14
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Text Label 8450 2700 1 60 ~ 0
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P13
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$Comp
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L AP3012 U4
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U 1 1 5A7BAC54
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P 7150 5400
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F 0 "U4" H 7350 5600 60 0000 C CNN
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F 1 "AP3012" H 7150 5200 60 0000 C CNN
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F 2 "TO_SOT_Packages_SMD:SOT-23-5_HandSoldering" H 7050 5350 60 0001 C CNN
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F 3 "" H 7050 5350 60 0001 C CNN
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1 7150 5400
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1 0 0 -1
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$EndComp
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$Comp
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L GND #PWR03
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U 1 1 5A7BAC55
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P 7150 5900
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F 0 "#PWR03" H 7150 5650 50 0001 C CNN
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F 1 "GND" H 7150 5750 50 0000 C CNN
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F 2 "" H 7150 5900 50 0001 C CNN
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F 3 "" H 7150 5900 50 0001 C CNN
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1 7150 5900
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1 0 0 -1
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$EndComp
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$Comp
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L +3.3V #PWR04
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U 1 1 5A7BAC56
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P 7950 5000
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F 0 "#PWR04" H 7950 4850 50 0001 C CNN
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F 1 "+3.3V" H 7950 5140 50 0000 C CNN
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F 2 "" H 7950 5000 50 0001 C CNN
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F 3 "" H 7950 5000 50 0001 C CNN
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1 7950 5000
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1 0 0 -1
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$EndComp
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$Comp
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L L L1
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U 1 1 5A7BAC57
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P 7100 5050
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F 0 "L1" V 7050 5050 50 0000 C CNN
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F 1 "10uH" V 7175 5050 50 0000 C CNN
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F 2 "Inductors_SMD:L_1210_HandSoldering" H 7100 5050 50 0001 C CNN
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F 3 "" H 7100 5050 50 0001 C CNN
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1 7100 5050
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0 -1 -1 0
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$EndComp
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$Comp
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L C C8
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U 1 1 5A7BAC58
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P 7950 5700
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F 0 "C8" H 7975 5800 50 0000 L CNN
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F 1 "1uF" H 7975 5600 50 0000 L CNN
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F 2 "Capacitors_SMD:C_0805_HandSoldering" H 7988 5550 50 0001 C CNN
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F 3 "" H 7950 5700 50 0001 C CNN
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1 7950 5700
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1 0 0 -1
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$EndComp
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$Comp
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L C C7
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U 1 1 5A7BAC59
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P 5600 5500
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F 0 "C7" H 5625 5600 50 0000 L CNN
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F 1 "1uF" H 5625 5400 50 0000 L CNN
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F 2 "Capacitors_SMD:C_0805_HandSoldering" H 5638 5350 50 0001 C CNN
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F 3 "" H 5600 5500 50 0001 C CNN
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1 5600 5500
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1 0 0 -1
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$EndComp
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$Comp
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L R R5
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U 1 1 5A7BAC5A
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P 6400 5250
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F 0 "R5" V 6480 5250 50 0000 C CNN
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F 1 "30k" V 6400 5250 50 0000 C CNN
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F 2 "Resistors_SMD:R_0603_HandSoldering" V 6330 5250 50 0001 C CNN
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F 3 "" H 6400 5250 50 0001 C CNN
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1 6400 5250
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1 0 0 -1
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$EndComp
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$Comp
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L R R6
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U 1 1 5A7BAC5B
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P 6400 5700
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F 0 "R6" V 6480 5700 50 0000 C CNN
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F 1 "10k" V 6400 5700 50 0000 C CNN
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F 2 "Resistors_SMD:R_0603_HandSoldering" V 6330 5700 50 0001 C CNN
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F 3 "" H 6400 5700 50 0001 C CNN
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1 6400 5700
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1 0 0 -1
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$EndComp
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$Comp
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L +5V #PWR05
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U 1 1 5A7BAC5C
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P 5600 5050
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F 0 "#PWR05" H 5600 4900 50 0001 C CNN
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F 1 "+5V" H 5600 5190 50 0000 C CNN
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F 2 "" H 5600 5050 50 0001 C CNN
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F 3 "" H 5600 5050 50 0001 C CNN
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1 5600 5050
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1 0 0 -1
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$EndComp
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$Comp
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L D_Schottky D4
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U 1 1 5A7BAC5D
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P 6550 5050
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F 0 "D4" H 6550 5150 50 0000 C CNN
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F 1 "BAT60A" H 6550 5250 50 0000 C CNN
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F 2 "Diodes_SMD:D_SOD-323_HandSoldering" H 6550 5050 50 0001 C CNN
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F 3 "" H 6550 5050 50 0001 C CNN
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1 6550 5050
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1 0 0 -1
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$EndComp
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$Comp
|
|
L USB_OTG J1
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U 1 1 5A7BAC5E
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P 1000 2550
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F 0 "J1" H 800 3000 50 0000 L CNN
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F 1 "USB_B" H 800 2900 50 0000 L CNN
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F 2 "Connectors:USB_Micro-B" H 1150 2500 50 0001 C CNN
|
|
F 3 "" H 1150 2500 50 0001 C CNN
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|
1 1000 2550
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|
1 0 0 -1
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|
$EndComp
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$Comp
|
|
L GND #PWR06
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U 1 1 5A7BAC5F
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P 1000 3050
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F 0 "#PWR06" H 1000 2800 50 0001 C CNN
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F 1 "GND" H 1000 2900 50 0000 C CNN
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F 2 "" H 1000 3050 50 0001 C CNN
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F 3 "" H 1000 3050 50 0001 C CNN
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1 1000 3050
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1 0 0 -1
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$EndComp
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$Comp
|
|
L C C9
|
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U 1 1 5A7BAC66
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P 9250 4050
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F 0 "C9" H 9275 4150 50 0000 L CNN
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|
F 1 "DNP" H 9275 3950 50 0000 L CNN
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F 2 "Capacitors_SMD:C_1206_HandSoldering" H 9288 3900 50 0001 C CNN
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F 3 "" H 9250 4050 50 0001 C CNN
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1 9250 4050
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1 0 0 -1
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|
$EndComp
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$Comp
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L +3.3V #PWR07
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U 1 1 5A7BAC67
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P 9250 3900
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F 0 "#PWR07" H 9250 3750 50 0001 C CNN
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F 1 "+3.3V" H 9250 4040 50 0000 C CNN
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F 2 "" H 9250 3900 50 0001 C CNN
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F 3 "" H 9250 3900 50 0001 C CNN
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1 9250 3900
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1 0 0 -1
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$EndComp
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$Comp
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L GND #PWR08
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U 1 1 5A7BAC68
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P 9250 4200
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F 0 "#PWR08" H 9250 3950 50 0001 C CNN
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F 1 "GND" H 9250 4050 50 0000 C CNN
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F 2 "" H 9250 4200 50 0001 C CNN
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F 3 "" H 9250 4200 50 0001 C CNN
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1 9250 4200
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1 0 0 -1
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|
$EndComp
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$Comp
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L +3.3V #PWR09
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U 1 1 5A7BAC69
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P 2800 1300
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F 0 "#PWR09" H 2800 1150 50 0001 C CNN
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F 1 "+3.3V" H 2800 1440 50 0000 C CNN
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F 2 "" H 2800 1300 50 0001 C CNN
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F 3 "" H 2800 1300 50 0001 C CNN
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1 2800 1300
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1 0 0 -1
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$EndComp
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$Comp
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L ESDR0502N U1
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U 1 1 5A7BAC6A
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P 2200 3200
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F 0 "U1" H 2500 3400 60 0000 C CNN
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F 1 "ESDR0502N" H 2350 3000 60 0000 C CNN
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F 2 "Housings_DFN_QFN:DFN-6-1.3x1.2mm_Pitch0.4mm" H 2200 3200 60 0001 C CNN
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F 3 "" H 2200 3200 60 0001 C CNN
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1 2200 3200
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1 0 0 -1
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$EndComp
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Wire Wire Line
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7250 5050 8900 5050
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Wire Wire Line
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6700 5050 6700 5300
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Wire Wire Line
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6700 5050 6950 5050
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Connection ~ 6700 5050
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Wire Wire Line
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6700 5500 6400 5500
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Wire Wire Line
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5150 5050 5900 5050
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Wire Wire Line
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5600 5900 5600 5650
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Wire Wire Line
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4150 5900 7950 5900
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Connection ~ 6400 5900
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Wire Wire Line
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7950 5000 7950 5550
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Wire Wire Line
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7600 5300 7950 5300
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Connection ~ 7950 5300
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Connection ~ 7950 5050
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Wire Wire Line
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6400 5400 6400 5550
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Connection ~ 6400 5500
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Wire Wire Line
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6400 5050 6400 5100
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Wire Wire Line
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6700 5400 6600 5400
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Wire Wire Line
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6600 5400 6600 5900
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Connection ~ 6600 5900
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Wire Wire Line
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1000 2950 1000 3050
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Wire Wire Line
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900 2950 1000 2950
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Wire Wire Line
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1300 2650 3200 2650
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Wire Wire Line
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1300 2550 3200 2550
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Wire Wire Line
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1300 2350 2500 2350
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Wire Wire Line
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2500 2350 2500 2150
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Wire Wire Line
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2500 2150 3200 2150
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Wire Wire Line
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3050 2150 3050 2050
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Wire Wire Line
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3050 2050 3200 2050
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Connection ~ 3050 2150
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Wire Wire Line
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2050 2850 2050 2350
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Connection ~ 2050 2350
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Wire Wire Line
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2150 2850 2150 2550
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Connection ~ 2150 2550
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Wire Wire Line
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2250 2850 2250 2650
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Connection ~ 2250 2650
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$Comp
|
|
L GND #PWR010
|
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U 1 1 5A7BAC6B
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P 1700 3400
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F 0 "#PWR010" H 1700 3150 50 0001 C CNN
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F 1 "GND" H 1700 3250 50 0000 C CNN
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F 2 "" H 1700 3400 50 0001 C CNN
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F 3 "" H 1700 3400 50 0001 C CNN
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|
1 1700 3400
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1 0 0 -1
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$EndComp
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Connection ~ 1550 2350
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Text Notes 8900 4450 0 30 ~ 0
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Bulk Capacitance if Micro:bit powered
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|
$Comp
|
|
L TEST_1P J12
|
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U 1 1 5A7BAC6D
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P 3750 7100
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|
F 0 "J12" H 3750 7370 50 0000 C CNN
|
|
F 1 "5V" H 3750 7300 50 0000 C CNN
|
|
F 2 "Measurement_Points:Measurement_Point_Round-SMD-Pad_Small" H 3950 7100 50 0001 C CNN
|
|
F 3 "" H 3950 7100 50 0001 C CNN
|
|
1 3750 7100
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L VBUS #PWR011
|
|
U 1 1 5A7BAC6E
|
|
P 3750 7100
|
|
F 0 "#PWR011" H 3750 6950 50 0001 C CNN
|
|
F 1 "VBUS" H 3750 7250 50 0000 C CNN
|
|
F 2 "" H 3750 7100 50 0001 C CNN
|
|
F 3 "" H 3750 7100 50 0001 C CNN
|
|
1 3750 7100
|
|
-1 0 0 1
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|
$EndComp
|
|
$Comp
|
|
L R R1
|
|
U 1 1 5A7BAC6F
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|
P 3050 2350
|
|
F 0 "R1" V 3130 2350 50 0000 C CNN
|
|
F 1 "1k" V 3050 2350 50 0000 C CNN
|
|
F 2 "Resistors_SMD:R_0603_HandSoldering" V 2980 2350 50 0001 C CNN
|
|
F 3 "" H 3050 2350 50 0001 C CNN
|
|
1 3050 2350
|
|
0 1 1 0
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|
$EndComp
|
|
$Comp
|
|
L VBUS #PWR012
|
|
U 1 1 5A7BAC70
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|
P 3800 1050
|
|
F 0 "#PWR012" H 3800 900 50 0001 C CNN
|
|
F 1 "VBUS" H 3800 1200 50 0000 C CNN
|
|
F 2 "" H 3800 1050 50 0001 C CNN
|
|
F 3 "" H 3800 1050 50 0001 C CNN
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|
1 3800 1050
|
|
1 0 0 -1
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|
$EndComp
|
|
$Comp
|
|
L C C1
|
|
U 1 1 5A7BAC71
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|
P 3650 1250
|
|
F 0 "C1" H 3550 1350 50 0000 L CNN
|
|
F 1 "4.7uF" H 3400 1150 50 0000 L CNN
|
|
F 2 "Capacitors_SMD:C_0805_HandSoldering" H 3688 1100 50 0001 C CNN
|
|
F 3 "" H 3650 1250 50 0001 C CNN
|
|
1 3650 1250
|
|
1 0 0 -1
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|
$EndComp
|
|
$Comp
|
|
L C C2
|
|
U 1 1 5A7BAC72
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|
P 3950 1250
|
|
F 0 "C2" H 3975 1350 50 0000 L CNN
|
|
F 1 "0.1uF" H 3975 1150 50 0000 L CNN
|
|
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 3988 1100 50 0001 C CNN
|
|
F 3 "" H 3950 1250 50 0001 C CNN
|
|
1 3950 1250
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L GND #PWR013
|
|
U 1 1 5A7BAC73
|
|
P 3800 1450
|
|
F 0 "#PWR013" H 3800 1200 50 0001 C CNN
|
|
F 1 "GND" H 3800 1300 50 0000 C CNN
|
|
F 2 "" H 3800 1450 50 0001 C CNN
|
|
F 3 "" H 3800 1450 50 0001 C CNN
|
|
1 3800 1450
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
3650 1100 3950 1100
|
|
Wire Wire Line
|
|
3800 1100 3800 1050
|
|
Connection ~ 3800 1100
|
|
Wire Wire Line
|
|
3800 1450 3800 1400
|
|
Wire Wire Line
|
|
3650 1400 3950 1400
|
|
Connection ~ 3800 1400
|
|
$Comp
|
|
L C C4
|
|
U 1 1 5A7BAC74
|
|
P 2350 1650
|
|
F 0 "C4" H 2250 1750 50 0000 L CNN
|
|
F 1 "4.7uF" H 2100 1550 50 0000 L CNN
|
|
F 2 "Capacitors_SMD:C_0805_HandSoldering" H 2388 1500 50 0001 C CNN
|
|
F 3 "" H 2350 1650 50 0001 C CNN
|
|
1 2350 1650
|
|
-1 0 0 1
|
|
$EndComp
|
|
$Comp
|
|
L C C5
|
|
U 1 1 5A7BAC75
|
|
P 2050 1650
|
|
F 0 "C5" H 2075 1750 50 0000 L CNN
|
|
F 1 "0.1uF" H 2075 1550 50 0000 L CNN
|
|
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 2088 1500 50 0001 C CNN
|
|
F 3 "" H 2050 1650 50 0001 C CNN
|
|
1 2050 1650
|
|
-1 0 0 1
|
|
$EndComp
|
|
$Comp
|
|
L GND #PWR014
|
|
U 1 1 5A7BAC76
|
|
P 2200 1450
|
|
F 0 "#PWR014" H 2200 1200 50 0001 C CNN
|
|
F 1 "GND" H 2200 1300 50 0000 C CNN
|
|
F 2 "" H 2200 1450 50 0001 C CNN
|
|
F 3 "" H 2200 1450 50 0001 C CNN
|
|
1 2200 1450
|
|
-1 0 0 1
|
|
$EndComp
|
|
Wire Wire Line
|
|
2350 1800 2050 1800
|
|
Wire Wire Line
|
|
2200 1450 2200 1500
|
|
Wire Wire Line
|
|
2350 1500 2050 1500
|
|
Connection ~ 2200 1500
|
|
$Comp
|
|
L CP2102N U2
|
|
U 1 1 5A7BAC78
|
|
P 3950 2650
|
|
F 0 "U2" H 3950 3450 60 0000 C CNN
|
|
F 1 "CP2102N" H 4400 1800 60 0000 C CNN
|
|
F 2 "Housings_DFN_QFN:SiliconLabs_QFN-20-1EP_3x3mm_Pitch0.5mm" H 3950 2650 60 0001 C CNN
|
|
F 3 "./doc/cp2102n-datasheet.pdf" H 3950 2650 60 0001 C CNN
|
|
1 3950 2650
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
7600 5500 8900 5500
|
|
Wire Wire Line
|
|
6400 5900 6400 5850
|
|
Wire Wire Line
|
|
7950 5900 7950 5850
|
|
Connection ~ 7150 5900
|
|
$Comp
|
|
L Q_NPN_BCE Q1
|
|
U 1 1 5A7BF0F3
|
|
P 9000 5750
|
|
F 0 "Q1" H 9200 5800 50 0000 L CNN
|
|
F 1 "Q_NPN_BCE" H 9200 5700 50 0000 L CNN
|
|
F 2 "TO_SOT_Packages_SMD:SOT-23_Handsoldering" H 9200 5850 50 0001 C CNN
|
|
F 3 "" H 9000 5750 50 0001 C CNN
|
|
1 9000 5750
|
|
-1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L R R7
|
|
U 1 1 5A7BF247
|
|
P 8900 5300
|
|
F 0 "R7" V 8980 5300 50 0000 C CNN
|
|
F 1 "10k" V 8900 5300 50 0000 C CNN
|
|
F 2 "Resistors_SMD:R_0603_HandSoldering" V 8830 5300 50 0001 C CNN
|
|
F 3 "" H 8900 5300 50 0001 C CNN
|
|
1 8900 5300
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L GND #PWR015
|
|
U 1 1 5A7BF347
|
|
P 8900 5950
|
|
F 0 "#PWR015" H 8900 5700 50 0001 C CNN
|
|
F 1 "GND" H 8900 5800 50 0000 C CNN
|
|
F 2 "" H 8900 5950 50 0001 C CNN
|
|
F 3 "" H 8900 5950 50 0001 C CNN
|
|
1 8900 5950
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
8900 5050 8900 5150
|
|
Wire Wire Line
|
|
8900 5450 8900 5550
|
|
Connection ~ 8900 5500
|
|
$Comp
|
|
L R R8
|
|
U 1 1 5A7BF753
|
|
P 9350 5750
|
|
F 0 "R8" V 9430 5750 50 0000 C CNN
|
|
F 1 "2k" V 9350 5750 50 0000 C CNN
|
|
F 2 "Resistors_SMD:R_0603_HandSoldering" V 9280 5750 50 0001 C CNN
|
|
F 3 "" H 9350 5750 50 0001 C CNN
|
|
1 9350 5750
|
|
0 1 1 0
|
|
$EndComp
|
|
$Comp
|
|
L VBUS #PWR016
|
|
U 1 1 5A7BF7E2
|
|
P 9550 5750
|
|
F 0 "#PWR016" H 9550 5600 50 0001 C CNN
|
|
F 1 "VBUS" H 9550 5900 50 0000 C CNN
|
|
F 2 "" H 9550 5750 50 0001 C CNN
|
|
F 3 "" H 9550 5750 50 0001 C CNN
|
|
1 9550 5750
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
9500 5750 9550 5750
|
|
Wire Notes Line
|
|
8300 4950 8300 6300
|
|
Wire Notes Line
|
|
8300 6300 9750 6300
|
|
Wire Notes Line
|
|
9750 6300 9750 4950
|
|
Wire Notes Line
|
|
9750 4950 8300 4950
|
|
Text Notes 8400 6250 0 40 ~ 0
|
|
Disable boost supply on external power
|
|
Wire Notes Line
|
|
5800 4700 8150 4700
|
|
Wire Notes Line
|
|
8150 4700 8150 6150
|
|
Wire Notes Line
|
|
8150 6150 5800 6150
|
|
Wire Notes Line
|
|
5800 6150 5800 4700
|
|
Text Notes 5850 4800 0 40 ~ 0
|
|
Boost Supply (5V @ 72mA; limited by Micro:bit)
|
|
Wire Wire Line
|
|
8450 2400 8450 2700
|
|
Wire Wire Line
|
|
8550 2400 8550 2700
|
|
Wire Wire Line
|
|
8650 2400 8650 2700
|
|
Wire Wire Line
|
|
8750 2400 8750 2700
|
|
$Sheet
|
|
S 650 5700 950 900
|
|
U 5A7C7D4B
|
|
F0 "LCD" 60
|
|
F1 "lcd.sch" 60
|
|
$EndSheet
|
|
$Comp
|
|
L MAX40200 U3
|
|
U 1 1 5A7CB4BE
|
|
P 4850 5200
|
|
F 0 "U3" H 5000 5000 30 0000 C CNN
|
|
F 1 "MAX40200" H 4850 5475 30 0000 C CNN
|
|
F 2 "TO_SOT_Packages_SMD:SOT-23-5_HandSoldering" H 4850 5200 30 0001 C CNN
|
|
F 3 "" H 4850 5200 30 0001 C CNN
|
|
1 4850 5200
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L GND #PWR017
|
|
U 1 1 5A7CBBC1
|
|
P 4850 5900
|
|
F 0 "#PWR017" H 4850 5650 50 0001 C CNN
|
|
F 1 "GND" H 4850 5750 50 0000 C CNN
|
|
F 2 "" H 4850 5900 50 0001 C CNN
|
|
F 3 "" H 4850 5900 50 0001 C CNN
|
|
1 4850 5900
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
4750 2200 4950 2200
|
|
Wire Wire Line
|
|
4750 2300 4950 2300
|
|
NoConn ~ 4750 2500
|
|
NoConn ~ 4750 2600
|
|
NoConn ~ 4750 3050
|
|
NoConn ~ 4750 3150
|
|
NoConn ~ 4750 3250
|
|
NoConn ~ 4750 1950
|
|
NoConn ~ 4750 2050
|
|
Wire Wire Line
|
|
3700 3650 3900 3650
|
|
Connection ~ 3800 3650
|
|
Wire Wire Line
|
|
3800 3650 3800 3700
|
|
$Comp
|
|
L GND #PWR018
|
|
U 1 1 5A7CF61E
|
|
P 3800 3700
|
|
F 0 "#PWR018" H 3800 3450 50 0001 C CNN
|
|
F 1 "GND" H 3800 3550 50 0000 C CNN
|
|
F 2 "" H 3800 3700 50 0001 C CNN
|
|
F 3 "" H 3800 3700 50 0001 C CNN
|
|
1 3800 3700
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L D_Schottky D1
|
|
U 1 1 5A7CF6D6
|
|
P 2900 1700
|
|
F 0 "D1" H 2900 1800 50 0000 C CNN
|
|
F 1 "BAT60A" H 2900 1600 50 0000 C CNN
|
|
F 2 "Diodes_SMD:D_SOD-323_HandSoldering" H 2900 1700 50 0001 C CNN
|
|
F 3 "" H 2900 1700 50 0001 C CNN
|
|
1 2900 1700
|
|
0 1 1 0
|
|
$EndComp
|
|
Wire Wire Line
|
|
2900 1850 2900 2350
|
|
Wire Wire Line
|
|
2200 1950 3200 1950
|
|
Connection ~ 2900 1950
|
|
Wire Notes Line
|
|
700 700 700 4100
|
|
Wire Notes Line
|
|
5800 700 700 700
|
|
Text Notes 750 4050 0 60 ~ 0
|
|
USB Power and Data Collection UART
|
|
Text Notes 1900 3550 0 30 ~ 0
|
|
Surge / Transient Protection
|
|
Text Notes 4500 5900 0 30 Italic 0
|
|
Ideal diode to block to isolate VBUS\nfrom Boost Supply 5V
|
|
Wire Notes Line
|
|
1550 2850 2700 2850
|
|
Wire Notes Line
|
|
2700 2850 2700 3650
|
|
Wire Notes Line
|
|
2700 3650 1550 3650
|
|
Wire Notes Line
|
|
1550 3650 1550 2850
|
|
Text GLabel 8750 2700 3 45 Input ~ 0
|
|
COMPUTER_TXO
|
|
Text GLabel 8650 2700 3 45 Input ~ 0
|
|
COMPUTER_RXI
|
|
Text GLabel 4950 2200 2 45 Input ~ 0
|
|
COMPUTER_RXI
|
|
Text GLabel 4950 2300 2 45 Input ~ 0
|
|
COMPUTER_TXO
|
|
Text GLabel 9550 3300 3 45 Input ~ 0
|
|
SDA
|
|
Text GLabel 9450 2950 3 45 Input ~ 0
|
|
SCL
|
|
Text GLabel 8550 2700 3 45 Input ~ 0
|
|
nCCS811
|
|
Text Label 9450 2700 1 60 ~ 0
|
|
P19
|
|
Text Label 9550 2700 1 60 ~ 0
|
|
P20
|
|
$Sheet
|
|
S 650 6850 950 900
|
|
U 5A7DC600
|
|
F0 "Sensors" 60
|
|
F1 "sensors.sch" 60
|
|
$EndSheet
|
|
Text GLabel 8450 2700 3 45 Input ~ 0
|
|
CO2_SENSOR
|
|
$Comp
|
|
L R R9
|
|
U 1 1 5A7DFB2A
|
|
P 9950 2900
|
|
F 0 "R9" V 10030 2900 50 0000 C CNN
|
|
F 1 "4.7k" V 9950 2900 50 0000 C CNN
|
|
F 2 "Resistors_SMD:R_0603_HandSoldering" V 9880 2900 50 0001 C CNN
|
|
F 3 "" H 9950 2900 50 0001 C CNN
|
|
1 9950 2900
|
|
0 1 1 0
|
|
$EndComp
|
|
$Comp
|
|
L R R10
|
|
U 1 1 5A7DFBF1
|
|
P 9950 3200
|
|
F 0 "R10" V 10030 3200 50 0000 C CNN
|
|
F 1 "4.7k" V 9950 3200 50 0000 C CNN
|
|
F 2 "Resistors_SMD:R_0603_HandSoldering" V 9880 3200 50 0001 C CNN
|
|
F 3 "" H 9950 3200 50 0001 C CNN
|
|
1 9950 3200
|
|
0 1 1 0
|
|
$EndComp
|
|
Wire Wire Line
|
|
10100 2900 10100 3200
|
|
$Comp
|
|
L +3.3V #PWR019
|
|
U 1 1 5A7DFD12
|
|
P 10300 2950
|
|
F 0 "#PWR019" H 10300 2800 50 0001 C CNN
|
|
F 1 "+3.3V" H 10300 3090 50 0000 C CNN
|
|
F 2 "" H 10300 2950 50 0001 C CNN
|
|
F 3 "" H 10300 2950 50 0001 C CNN
|
|
1 10300 2950
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
10100 3000 10300 3000
|
|
Wire Wire Line
|
|
10300 3000 10300 2950
|
|
Connection ~ 10100 3000
|
|
Connection ~ 9550 3200
|
|
Text Notes 3900 6750 0 60 ~ 0
|
|
Test Points
|
|
Connection ~ 9450 2900
|
|
$Comp
|
|
L PWR_FLAG #FLG020
|
|
U 1 1 5A7EC327
|
|
P 2900 1300
|
|
F 0 "#FLG020" H 2900 1375 50 0001 C CNN
|
|
F 1 "PWR_FLAG" H 2900 1450 50 0000 C CNN
|
|
F 2 "" H 2900 1300 50 0001 C CNN
|
|
F 3 "" H 2900 1300 50 0001 C CNN
|
|
1 2900 1300
|
|
0 1 1 0
|
|
$EndComp
|
|
Wire Wire Line
|
|
2900 1550 2900 1300
|
|
Wire Wire Line
|
|
2900 1300 2800 1300
|
|
Text Notes 5850 6150 0 45 ~ 0
|
|
Sufficient for LCD w/o backlight and *perhaps* CO2 sensor
|
|
Text Notes 2750 1100 0 45 Italic 0
|
|
95mA
|
|
Wire Wire Line
|
|
9800 3200 9550 3200
|
|
Wire Wire Line
|
|
9800 2900 9450 2900
|
|
$Comp
|
|
L TEST_1P J15
|
|
U 1 1 5A7DDB1E
|
|
P 4500 7100
|
|
F 0 "J15" H 4500 7370 50 0000 C CNN
|
|
F 1 "PWM" H 4500 7300 50 0000 C CNN
|
|
F 2 "Measurement_Points:Measurement_Point_Round-SMD-Pad_Small" H 4700 7100 50 0001 C CNN
|
|
F 3 "" H 4700 7100 50 0001 C CNN
|
|
1 4500 7100
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L TEST_1P J16
|
|
U 1 1 5A7DDBA5
|
|
P 4750 7100
|
|
F 0 "J16" H 4750 7370 50 0000 C CNN
|
|
F 1 "VOC" H 4750 7300 50 0000 C CNN
|
|
F 2 "Measurement_Points:Measurement_Point_Round-SMD-Pad_Small" H 4950 7100 50 0001 C CNN
|
|
F 3 "" H 4950 7100 50 0001 C CNN
|
|
1 4750 7100
|
|
1 0 0 -1
|
|
$EndComp
|
|
Text GLabel 4250 7100 3 45 Input ~ 0
|
|
COMPUTER_RXI
|
|
Text GLabel 4000 7100 3 45 Input ~ 0
|
|
COMPUTER_TXO
|
|
Text GLabel 4500 7100 3 45 Input ~ 0
|
|
CO2_SENSOR
|
|
Text GLabel 4750 7100 3 45 Input ~ 0
|
|
nCCS811
|
|
Wire Wire Line
|
|
1550 2350 1550 2200
|
|
$Comp
|
|
L VBUS #PWR021
|
|
U 1 1 5A7DE3D0
|
|
P 1550 2200
|
|
F 0 "#PWR021" H 1550 2050 50 0001 C CNN
|
|
F 1 "VBUS" H 1550 2350 50 0000 C CNN
|
|
F 2 "" H 1550 2200 50 0001 C CNN
|
|
F 3 "" H 1550 2200 50 0001 C CNN
|
|
1 1550 2200
|
|
1 0 0 -1
|
|
$EndComp
|
|
Connection ~ 5600 5050
|
|
$Comp
|
|
L R R2
|
|
U 1 1 5A7DF551
|
|
P 4400 5400
|
|
F 0 "R2" V 4480 5400 50 0000 C CNN
|
|
F 1 "DNP" V 4400 5400 50 0000 C CNN
|
|
F 2 "Resistors_SMD:R_0603_HandSoldering" V 4330 5400 50 0001 C CNN
|
|
F 3 "" H 4400 5400 50 0001 C CNN
|
|
1 4400 5400
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
4850 5900 4850 5550
|
|
$Comp
|
|
L VBUS #PWR022
|
|
U 1 1 5A7DFE67
|
|
P 4400 4950
|
|
F 0 "#PWR022" H 4400 4800 50 0001 C CNN
|
|
F 1 "VBUS" H 4400 5100 50 0000 C CNN
|
|
F 2 "" H 4400 4950 50 0001 C CNN
|
|
F 3 "" H 4400 4950 50 0001 C CNN
|
|
1 4400 4950
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
4400 4950 4400 5250
|
|
Connection ~ 4400 5250
|
|
Wire Notes Line
|
|
700 4100 5800 4100
|
|
Wire Notes Line
|
|
5800 4100 5800 700
|
|
$Comp
|
|
L TEST_1P J14
|
|
U 1 1 5A7E17FC
|
|
P 4250 7100
|
|
F 0 "J14" H 4250 7370 50 0000 C CNN
|
|
F 1 "RXI" H 4250 7300 50 0000 C CNN
|
|
F 2 "Measurement_Points:Measurement_Point_Round-SMD-Pad_Small" H 4450 7100 50 0001 C CNN
|
|
F 3 "" H 4450 7100 50 0001 C CNN
|
|
1 4250 7100
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L TEST_1P J13
|
|
U 1 1 5A7E1802
|
|
P 4000 7100
|
|
F 0 "J13" H 4000 7370 50 0000 C CNN
|
|
F 1 "TXO" H 4000 7300 50 0000 C CNN
|
|
F 2 "Measurement_Points:Measurement_Point_Round-SMD-Pad_Small" H 4200 7100 50 0001 C CNN
|
|
F 3 "" H 4200 7100 50 0001 C CNN
|
|
1 4000 7100
|
|
1 0 0 -1
|
|
$EndComp
|
|
Connection ~ 4850 5900
|
|
Wire Wire Line
|
|
4150 5050 4550 5050
|
|
Connection ~ 4400 5050
|
|
$Comp
|
|
L C C3
|
|
U 1 1 5A7E4A9D
|
|
P 4150 5300
|
|
F 0 "C3" H 4175 5400 50 0000 L CNN
|
|
F 1 "1uf" H 4175 5200 50 0000 L CNN
|
|
F 2 "Capacitors_SMD:C_0805_HandSoldering" H 4188 5150 50 0001 C CNN
|
|
F 3 "" H 4150 5300 50 0001 C CNN
|
|
1 4150 5300
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
4400 5900 4400 5550
|
|
Wire Wire Line
|
|
4150 5900 4150 5450
|
|
Connection ~ 4400 5900
|
|
Wire Wire Line
|
|
4150 5150 4150 5050
|
|
Wire Wire Line
|
|
4400 5250 4550 5250
|
|
$Comp
|
|
L Speaker_Ultrasound LS1
|
|
U 1 1 5A7EA06A
|
|
P 6950 3750
|
|
F 0 "LS1" H 6975 3975 50 0000 R CNN
|
|
F 1 "Piezo Speaker" H 6950 3550 50 0000 R CNN
|
|
F 2 "lts:Murata_PKMCS0909E4000_HandSoldering" H 6915 3700 50 0001 C CNN
|
|
F 3 "" H 6915 3700 50 0001 C CNN
|
|
1 6950 3750
|
|
-1 0 0 1
|
|
$EndComp
|
|
Text Label 7550 2700 1 60 ~ 0
|
|
P08
|
|
Wire Wire Line
|
|
7550 2400 7550 2700
|
|
Wire Wire Line
|
|
6500 1900 6500 2700
|
|
Text GLabel 6500 2700 3 30 Input ~ 0
|
|
BUZZER
|
|
Text GLabel 7150 3650 2 30 Input ~ 0
|
|
BUZZER
|
|
$Comp
|
|
L GND #PWR023
|
|
U 1 1 5A7EBE65
|
|
P 7300 3750
|
|
F 0 "#PWR023" H 7300 3500 50 0001 C CNN
|
|
F 1 "GND" H 7300 3600 50 0000 C CNN
|
|
F 2 "" H 7300 3750 50 0001 C CNN
|
|
F 3 "" H 7300 3750 50 0001 C CNN
|
|
1 7300 3750
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
7150 3750 7300 3750
|
|
Wire Notes Line
|
|
7850 3350 6450 3350
|
|
Text Notes 6500 3450 0 60 ~ 0
|
|
Audio
|
|
Text Notes 6750 4150 0 30 ~ 0
|
|
Multi-tone using the makecode "Music" blocks
|
|
Wire Notes Line
|
|
7850 3350 7850 4150
|
|
Wire Notes Line
|
|
7850 4150 6450 4150
|
|
Wire Notes Line
|
|
6450 4150 6450 3350
|
|
$Comp
|
|
L Conn_01x04 J2
|
|
U 1 1 5A7ECDE4
|
|
P 2300 4950
|
|
F 0 "J2" H 2300 5150 50 0000 C CNN
|
|
F 1 "I2C_3V" H 2300 4650 50 0000 C CNN
|
|
F 2 "Pin_Headers:Pin_Header_Straight_1x04_Pitch2.54mm" H 2300 4950 50 0001 C CNN
|
|
F 3 "" H 2300 4950 50 0001 C CNN
|
|
1 2300 4950
|
|
-1 0 0 1
|
|
$EndComp
|
|
$Comp
|
|
L Conn_01x01 J4
|
|
U 1 1 5A7ED14E
|
|
P 3050 4700
|
|
F 0 "J4" H 3050 4800 50 0000 C CNN
|
|
F 1 "P1" H 3050 4600 50 0000 C CNN
|
|
F 2 "Mounting_Holes:MountingHole_3.2mm_M3_Pad" H 3050 4700 50 0001 C CNN
|
|
F 3 "" H 3050 4700 50 0001 C CNN
|
|
1 3050 4700
|
|
-1 0 0 1
|
|
$EndComp
|
|
$Comp
|
|
L Conn_01x01 J6
|
|
U 1 1 5A7ED2C6
|
|
P 3050 5200
|
|
F 0 "J6" H 3050 5300 50 0000 C CNN
|
|
F 1 "P8" H 3050 5100 50 0000 C CNN
|
|
F 2 "Mounting_Holes:MountingHole_3.2mm_M3_Pad" H 3050 5200 50 0001 C CNN
|
|
F 3 "" H 3050 5200 50 0001 C CNN
|
|
1 3050 5200
|
|
-1 0 0 1
|
|
$EndComp
|
|
$Comp
|
|
L Conn_01x01 J7
|
|
U 1 1 5A7ED366
|
|
P 3050 5500
|
|
F 0 "J7" H 3050 5600 50 0000 C CNN
|
|
F 1 "GND" H 3050 5400 50 0000 C CNN
|
|
F 2 "Mounting_Holes:MountingHole_3.2mm_M3_Pad" H 3050 5500 50 0001 C CNN
|
|
F 3 "" H 3050 5500 50 0001 C CNN
|
|
1 3050 5500
|
|
-1 0 0 1
|
|
$EndComp
|
|
$Comp
|
|
L Conn_01x01 J5
|
|
U 1 1 5A7ED733
|
|
P 3050 4950
|
|
F 0 "J5" H 3050 5050 50 0000 C CNN
|
|
F 1 "P2" H 3050 4850 50 0000 C CNN
|
|
F 2 "Mounting_Holes:MountingHole_3.2mm_M3_Pad" H 3050 4950 50 0001 C CNN
|
|
F 3 "" H 3050 4950 50 0001 C CNN
|
|
1 3050 4950
|
|
-1 0 0 1
|
|
$EndComp
|
|
$Comp
|
|
L Conn_01x04 J3
|
|
U 1 1 5A7EDA1D
|
|
P 2350 5750
|
|
F 0 "J3" H 2350 5950 50 0000 C CNN
|
|
F 1 "I2C_5V" H 2350 5450 50 0000 C CNN
|
|
F 2 "Pin_Headers:Pin_Header_Straight_1x04_Pitch2.54mm" H 2350 5750 50 0001 C CNN
|
|
F 3 "" H 2350 5750 50 0001 C CNN
|
|
1 2350 5750
|
|
-1 0 0 1
|
|
$EndComp
|
|
$Comp
|
|
L Conn_01x01 J8
|
|
U 1 1 5A7EDB1D
|
|
P 3050 5750
|
|
F 0 "J8" H 3050 5850 50 0000 C CNN
|
|
F 1 "3V3" H 3050 5650 50 0000 C CNN
|
|
F 2 "Mounting_Holes:MountingHole_3.2mm_M3_Pad" H 3050 5750 50 0001 C CNN
|
|
F 3 "" H 3050 5750 50 0001 C CNN
|
|
1 3050 5750
|
|
-1 0 0 1
|
|
$EndComp
|
|
$Comp
|
|
L Conn_01x01 J9
|
|
U 1 1 5A7EDBCA
|
|
P 3050 6050
|
|
F 0 "J9" H 3050 6150 50 0000 C CNN
|
|
F 1 "5V" H 3050 5950 50 0000 C CNN
|
|
F 2 "Mounting_Holes:MountingHole_3.2mm_M3_Pad" H 3050 6050 50 0001 C CNN
|
|
F 3 "" H 3050 6050 50 0001 C CNN
|
|
1 3050 6050
|
|
-1 0 0 1
|
|
$EndComp
|
|
Wire Wire Line
|
|
3250 4700 3400 4700
|
|
Wire Wire Line
|
|
3250 4950 3400 4950
|
|
Wire Wire Line
|
|
3250 5200 3400 5200
|
|
Text Label 3400 4700 0 60 ~ 0
|
|
P01
|
|
Text Label 3400 4950 0 60 ~ 0
|
|
P02
|
|
Text Label 3400 5200 0 60 ~ 0
|
|
P08
|
|
$Comp
|
|
L GND #PWR024
|
|
U 1 1 5A7EEBFF
|
|
P 3250 5500
|
|
F 0 "#PWR024" H 3250 5250 50 0001 C CNN
|
|
F 1 "GND" H 3250 5350 50 0000 C CNN
|
|
F 2 "" H 3250 5500 50 0001 C CNN
|
|
F 3 "" H 3250 5500 50 0001 C CNN
|
|
1 3250 5500
|
|
0 -1 -1 0
|
|
$EndComp
|
|
$Comp
|
|
L +3.3V #PWR025
|
|
U 1 1 5A7EEC77
|
|
P 3250 5750
|
|
F 0 "#PWR025" H 3250 5600 50 0001 C CNN
|
|
F 1 "+3.3V" H 3250 5890 50 0000 C CNN
|
|
F 2 "" H 3250 5750 50 0001 C CNN
|
|
F 3 "" H 3250 5750 50 0001 C CNN
|
|
1 3250 5750
|
|
0 1 1 0
|
|
$EndComp
|
|
$Comp
|
|
L +5V #PWR026
|
|
U 1 1 5A7EECEF
|
|
P 3250 6050
|
|
F 0 "#PWR026" H 3250 5900 50 0001 C CNN
|
|
F 1 "+5V" H 3250 6190 50 0000 C CNN
|
|
F 2 "" H 3250 6050 50 0001 C CNN
|
|
F 3 "" H 3250 6050 50 0001 C CNN
|
|
1 3250 6050
|
|
0 1 1 0
|
|
$EndComp
|
|
$Comp
|
|
L GND #PWR027
|
|
U 1 1 5A7EF224
|
|
P 2600 4750
|
|
F 0 "#PWR027" H 2600 4500 50 0001 C CNN
|
|
F 1 "GND" H 2600 4600 50 0000 C CNN
|
|
F 2 "" H 2600 4750 50 0001 C CNN
|
|
F 3 "" H 2600 4750 50 0001 C CNN
|
|
1 2600 4750
|
|
-1 0 0 1
|
|
$EndComp
|
|
Text GLabel 2500 4850 2 45 Input ~ 0
|
|
SCL
|
|
Text GLabel 2500 4950 2 45 Input ~ 0
|
|
SDA
|
|
Wire Wire Line
|
|
2500 4750 2600 4750
|
|
Wire Wire Line
|
|
2550 5550 2650 5550
|
|
$Comp
|
|
L GND #PWR028
|
|
U 1 1 5A7EFE7A
|
|
P 2650 5550
|
|
F 0 "#PWR028" H 2650 5300 50 0001 C CNN
|
|
F 1 "GND" H 2650 5400 50 0000 C CNN
|
|
F 2 "" H 2650 5550 50 0001 C CNN
|
|
F 3 "" H 2650 5550 50 0001 C CNN
|
|
1 2650 5550
|
|
-1 0 0 1
|
|
$EndComp
|
|
Text GLabel 2550 5650 2 45 Input ~ 0
|
|
SCL
|
|
Text GLabel 2550 5750 2 45 Input ~ 0
|
|
SDA
|
|
$Comp
|
|
L +5V #PWR029
|
|
U 1 1 5A7F0111
|
|
P 2650 5850
|
|
F 0 "#PWR029" H 2650 5700 50 0001 C CNN
|
|
F 1 "+5V" H 2650 5990 50 0000 C CNN
|
|
F 2 "" H 2650 5850 50 0001 C CNN
|
|
F 3 "" H 2650 5850 50 0001 C CNN
|
|
1 2650 5850
|
|
-1 0 0 1
|
|
$EndComp
|
|
$Comp
|
|
L +3.3V #PWR030
|
|
U 1 1 5A7F0229
|
|
P 2600 5050
|
|
F 0 "#PWR030" H 2600 4900 50 0001 C CNN
|
|
F 1 "+3.3V" H 2600 5190 50 0000 C CNN
|
|
F 2 "" H 2600 5050 50 0001 C CNN
|
|
F 3 "" H 2600 5050 50 0001 C CNN
|
|
1 2600 5050
|
|
-1 0 0 1
|
|
$EndComp
|
|
Wire Wire Line
|
|
2500 5050 2600 5050
|
|
Wire Wire Line
|
|
2550 5850 2650 5850
|
|
Text Notes 2150 4450 0 60 ~ 0
|
|
User Expansion
|
|
Wire Notes Line
|
|
2100 4350 3700 4350
|
|
Wire Notes Line
|
|
3700 4350 3700 6300
|
|
Wire Notes Line
|
|
3700 6300 2100 6300
|
|
Wire Notes Line
|
|
2100 6300 2100 4350
|
|
$Comp
|
|
L TEST_1P J17
|
|
U 1 1 5A7F143B
|
|
P 5000 7100
|
|
F 0 "J17" H 5000 7370 50 0000 C CNN
|
|
F 1 "BUZZER" H 5000 7300 50 0000 C CNN
|
|
F 2 "Measurement_Points:Measurement_Point_Round-SMD-Pad_Small" H 5200 7100 50 0001 C CNN
|
|
F 3 "" H 5200 7100 50 0001 C CNN
|
|
1 5000 7100
|
|
1 0 0 -1
|
|
$EndComp
|
|
Text GLabel 5000 7100 3 45 Input ~ 0
|
|
BUZZER
|
|
Connection ~ 5600 5900
|
|
Wire Wire Line
|
|
5600 5050 5600 5350
|
|
$Comp
|
|
L Jumper_NO_Small JP101
|
|
U 1 1 5A81F78D
|
|
P 6000 5050
|
|
F 0 "JP101" H 6000 5130 50 0000 C CNN
|
|
F 1 "Jumper_NO_Small" H 6010 4990 50 0000 C CNN
|
|
F 2 "Pin_Headers:Pin_Header_Straight_1x02_Pitch2.54mm" H 6000 5050 50 0001 C CNN
|
|
F 3 "" H 6000 5050 50 0001 C CNN
|
|
1 6000 5050
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
6100 5050 6400 5050
|
|
Connection ~ 6400 5050
|
|
Text Notes 7700 1050 0 60 ~ 0
|
|
LED Array Face
|
|
Wire Wire Line
|
|
9650 1250 10150 1250
|
|
Connection ~ 10050 1250
|
|
Connection ~ 9950 1250
|
|
Connection ~ 9850 1250
|
|
Connection ~ 9750 1250
|
|
$Comp
|
|
L GND #PWR031
|
|
U 1 1 5A831740
|
|
P 9900 1250
|
|
F 0 "#PWR031" H 9900 1000 50 0001 C CNN
|
|
F 1 "GND" H 9900 1100 50 0000 C CNN
|
|
F 2 "" H 9900 1250 50 0001 C CNN
|
|
F 3 "" H 9900 1250 50 0001 C CNN
|
|
1 9900 1250
|
|
1 0 0 -1
|
|
$EndComp
|
|
Connection ~ 9900 1250
|
|
Wire Wire Line
|
|
9550 1250 9550 1550
|
|
Wire Wire Line
|
|
9450 1250 9450 1550
|
|
Wire Wire Line
|
|
8850 1250 9350 1250
|
|
Connection ~ 9250 1250
|
|
Connection ~ 9150 1250
|
|
Connection ~ 9050 1250
|
|
Connection ~ 8950 1250
|
|
$Comp
|
|
L +3.3V #PWR032
|
|
U 1 1 5A83174E
|
|
P 9100 1250
|
|
F 0 "#PWR032" H 9100 1100 50 0001 C CNN
|
|
F 1 "+3.3V" H 9100 1390 50 0000 C CNN
|
|
F 2 "" H 9100 1250 50 0001 C CNN
|
|
F 3 "" H 9100 1250 50 0001 C CNN
|
|
1 9100 1250
|
|
-1 0 0 1
|
|
$EndComp
|
|
Connection ~ 9100 1250
|
|
NoConn ~ 10150 750
|
|
NoConn ~ 9650 750
|
|
NoConn ~ 9550 750
|
|
NoConn ~ 9450 750
|
|
NoConn ~ 9350 750
|
|
NoConn ~ 8850 750
|
|
NoConn ~ 8750 750
|
|
NoConn ~ 8650 750
|
|
NoConn ~ 8550 750
|
|
NoConn ~ 8450 750
|
|
NoConn ~ 7950 750
|
|
NoConn ~ 7850 750
|
|
NoConn ~ 7750 750
|
|
NoConn ~ 7650 750
|
|
NoConn ~ 7550 750
|
|
NoConn ~ 7050 750
|
|
NoConn ~ 6950 750
|
|
NoConn ~ 6850 750
|
|
NoConn ~ 6750 750
|
|
NoConn ~ 6250 750
|
|
Wire Wire Line
|
|
8050 1250 8350 1250
|
|
Connection ~ 8250 1250
|
|
Connection ~ 8150 1250
|
|
Wire Wire Line
|
|
8200 750 8200 1550
|
|
Connection ~ 8200 1250
|
|
NoConn ~ 7850 1250
|
|
NoConn ~ 7750 1250
|
|
NoConn ~ 7650 1250
|
|
Wire Wire Line
|
|
7150 1250 7450 1250
|
|
Connection ~ 7350 1250
|
|
Connection ~ 7250 1250
|
|
Wire Wire Line
|
|
7300 750 7300 1550
|
|
Connection ~ 7300 1250
|
|
NoConn ~ 7050 1250
|
|
NoConn ~ 6950 1250
|
|
NoConn ~ 6850 1250
|
|
NoConn ~ 6750 1250
|
|
Wire Wire Line
|
|
6350 1250 6650 1250
|
|
Connection ~ 6550 1250
|
|
Connection ~ 6450 1250
|
|
NoConn ~ 6250 1250
|
|
Connection ~ 6500 1250
|
|
Text Label 6500 1550 1 60 ~ 0
|
|
P00
|
|
Text Label 7300 1550 1 60 ~ 0
|
|
P01
|
|
Text Label 8200 1550 1 60 ~ 0
|
|
P02
|
|
$Comp
|
|
L Conn_02x40_Row_Letter_First J19
|
|
U 1 1 5A831782
|
|
P 8150 1050
|
|
F 0 "J19" H 8200 3050 50 0000 C CNN
|
|
F 1 "Micro:bit Edge Connector" V 8200 1050 50 0000 C CNN
|
|
F 2 "lts:TE1734101-8" H 8150 1050 50 0001 C CNN
|
|
F 3 "" H 8150 1050 50 0001 C CNN
|
|
1 8150 1050
|
|
0 -1 -1 0
|
|
$EndComp
|
|
Wire Wire Line
|
|
9750 750 10050 750
|
|
Connection ~ 9950 750
|
|
Connection ~ 9850 750
|
|
Wire Wire Line
|
|
8950 750 9250 750
|
|
Connection ~ 9150 750
|
|
Connection ~ 9050 750
|
|
Wire Wire Line
|
|
7150 750 7450 750
|
|
Connection ~ 7350 750
|
|
Connection ~ 7250 750
|
|
Wire Wire Line
|
|
6350 750 6650 750
|
|
Connection ~ 6550 750
|
|
Connection ~ 6450 750
|
|
Connection ~ 6500 750
|
|
Connection ~ 7300 750
|
|
Wire Wire Line
|
|
9100 1250 9100 750
|
|
Connection ~ 9100 750
|
|
Wire Wire Line
|
|
9900 1250 9900 750
|
|
Connection ~ 9900 750
|
|
Wire Wire Line
|
|
8050 750 8350 750
|
|
Connection ~ 8150 750
|
|
Connection ~ 8250 750
|
|
Connection ~ 8200 750
|
|
NoConn ~ 7950 1250
|
|
Text Label 8750 1550 1 60 ~ 0
|
|
P16
|
|
Text Label 8650 1550 1 60 ~ 0
|
|
P15
|
|
Text Label 8550 1550 1 60 ~ 0
|
|
P14
|
|
Text Label 8450 1550 1 60 ~ 0
|
|
P13
|
|
Wire Wire Line
|
|
8450 1250 8450 1550
|
|
Wire Wire Line
|
|
8550 1250 8550 1550
|
|
Wire Wire Line
|
|
8650 1250 8650 1550
|
|
Wire Wire Line
|
|
8750 1250 8750 1550
|
|
Text Label 9450 1550 1 60 ~ 0
|
|
P19
|
|
Text Label 9550 1550 1 60 ~ 0
|
|
P20
|
|
Text Label 7550 1550 1 60 ~ 0
|
|
P08
|
|
Wire Wire Line
|
|
7550 1250 7550 1550
|
|
Wire Wire Line
|
|
6500 750 6500 1550
|
|
Wire Wire Line
|
|
2150 2750 1700 2750
|
|
Wire Wire Line
|
|
1700 2750 1700 3150
|
|
Connection ~ 2150 2750
|
|
Wire Wire Line
|
|
2250 2800 1600 2800
|
|
Wire Wire Line
|
|
1600 2800 1600 3250
|
|
Wire Wire Line
|
|
1600 3250 1700 3250
|
|
Connection ~ 2250 2800
|
|
Wire Wire Line
|
|
2200 1950 2200 1800
|
|
Connection ~ 2200 1800
|
|
NoConn ~ 4750 2700
|
|
NoConn ~ 4750 2800
|
|
$EndSCHEMATC
|