2021-01-03 22:36:26 +00:00
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EESchema Schematic File Version 4
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EELAYER 30 0
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2019-06-23 03:52:58 +00:00
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EELAYER END
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$Descr A4 11693 8268
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encoding utf-8
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Sheet 1 1
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Title "Nucleo32 TNC"
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2021-01-03 22:36:26 +00:00
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Date "2021-01-03"
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Rev "B"
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2019-06-23 03:52:58 +00:00
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Comp "Mobilinkd TNC"
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Comment1 "Breadboard TNC Project"
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Comment2 "STM32L432 Nucleo32 Board"
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Comment3 ""
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Comment4 ""
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$EndDescr
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$Comp
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L Amplifier_Operational:MCP6004 U1
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U 1 1 5D03274D
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P 4900 5450
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F 0 "U1" H 4900 5817 50 0000 C CNN
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F 1 "MCP6004" H 4900 5726 50 0000 C CNN
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F 2 "" H 4850 5550 50 0001 C CNN
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F 3 "http://ww1.microchip.com/downloads/en/DeviceDoc/21733j.pdf" H 4950 5650 50 0001 C CNN
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1 4900 5450
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-1 0 0 -1
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$EndComp
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$Comp
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L Amplifier_Operational:MCP6004 U1
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U 2 1 5D033466
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P 2750 5350
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F 0 "U1" H 2750 5717 50 0000 C CNN
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F 1 "MCP6004" H 2750 5626 50 0000 C CNN
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F 2 "" H 2700 5450 50 0001 C CNN
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F 3 "http://ww1.microchip.com/downloads/en/DeviceDoc/21733j.pdf" H 2800 5550 50 0001 C CNN
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2 2750 5350
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-1 0 0 1
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$EndComp
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$Comp
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L Amplifier_Operational:MCP6004 U1
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U 3 1 5D034B03
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P 2600 3350
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F 0 "U1" H 2600 3717 50 0000 C CNN
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F 1 "MCP6004" H 2600 3626 50 0000 C CNN
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F 2 "" H 2550 3450 50 0001 C CNN
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F 3 "http://ww1.microchip.com/downloads/en/DeviceDoc/21733j.pdf" H 2650 3550 50 0001 C CNN
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3 2600 3350
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1 0 0 -1
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$EndComp
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$Comp
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L Amplifier_Operational:MCP6004 U1
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U 4 1 5D035A74
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P 4350 3450
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F 0 "U1" H 4350 3817 50 0000 C CNN
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F 1 "MCP6004" H 4350 3726 50 0000 C CNN
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F 2 "" H 4300 3550 50 0001 C CNN
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F 3 "http://ww1.microchip.com/downloads/en/DeviceDoc/21733j.pdf" H 4400 3650 50 0001 C CNN
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4 4350 3450
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$EndComp
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$Comp
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L Amplifier_Operational:MCP6004 U1
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U 5 1 5D036AC0
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P 7000 3300
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F 0 "U1" V 7000 3550 50 0000 L CNN
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F 1 "MCP6004" V 7000 3000 50 0000 L CNN
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F 2 "" H 6950 3400 50 0001 C CNN
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F 3 "http://ww1.microchip.com/downloads/en/DeviceDoc/21733j.pdf" H 7050 3500 50 0001 C CNN
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5 7000 3300
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1 0 0 -1
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$EndComp
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$Comp
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L Memory_EEPROM:24LC32 U2
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U 1 1 5D03BA26
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P 6350 1350
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F 0 "U2" H 6450 1700 50 0000 C CNN
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F 1 "24LC32" H 6550 1600 50 0000 C CNN
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F 2 "" H 6350 1350 50 0001 C CNN
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F 3 "http://ww1.microchip.com/downloads/en/DeviceDoc/21072G.pdf" H 6350 1350 50 0001 C CNN
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1 6350 1350
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1 0 0 -1
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$EndComp
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$Comp
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L Transistor_FET:2N7000 Q2
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U 1 1 5D03DD0B
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P 3700 1300
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F 0 "Q2" H 3906 1346 50 0000 L CNN
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F 1 "2N7000" H 3400 1150 50 0000 L CNN
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F 2 "Package_TO_SOT_THT:TO-92_Inline" H 3900 1225 50 0001 L CIN
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F 3 "https://www.fairchildsemi.com/datasheets/2N/2N7000.pdf" H 3700 1300 50 0001 L CNN
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1 3700 1300
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-1 0 0 -1
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$EndComp
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$Comp
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L Diode:BAT85 D1
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U 1 1 5D0407E7
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P 1800 3100
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F 0 "D1" H 1800 3316 50 0000 C CNN
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F 1 "BAT85" H 1800 3225 50 0000 C CNN
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F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 1800 2925 50 0001 C CNN
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F 3 "https://assets.nexperia.com/documents/data-sheet/BAT85.pdf" H 1800 3100 50 0001 C CNN
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1 1800 3100
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0 1 1 0
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$EndComp
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$Comp
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L Diode:BAT85 D2
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U 1 1 5D0412DB
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P 1800 3400
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F 0 "D2" H 1800 3616 50 0000 C CNN
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F 1 "BAT85" H 1800 3525 50 0000 C CNN
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F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 1800 3225 50 0001 C CNN
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F 3 "https://assets.nexperia.com/documents/data-sheet/BAT85.pdf" H 1800 3400 50 0001 C CNN
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1 1800 3400
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0 1 1 0
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$EndComp
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$Comp
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L Device:LED D3
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U 1 1 5D041E6B
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P 8850 1350
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F 0 "D3" V 8889 1233 50 0000 R CNN
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F 1 "GRN LED" V 8798 1233 50 0000 R CNN
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F 2 "" H 8850 1350 50 0001 C CNN
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F 3 "~" H 8850 1350 50 0001 C CNN
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1 8850 1350
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0 -1 -1 0
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$EndComp
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$Comp
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L Device:LED D4
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U 1 1 5D0428B1
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P 9400 1350
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F 0 "D4" V 9439 1232 50 0000 R CNN
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F 1 "RED LED" V 9348 1232 50 0000 R CNN
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F 2 "" H 9400 1350 50 0001 C CNN
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F 3 "~" H 9400 1350 50 0001 C CNN
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1 9400 1350
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0 -1 -1 0
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$EndComp
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$Comp
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L Device:R R18
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U 1 1 5D054D69
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P 7600 1000
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F 0 "R18" H 7670 1046 50 0000 L CNN
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F 1 "2K2" H 7670 955 50 0000 L CNN
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F 2 "" V 7530 1000 50 0001 C CNN
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F 3 "~" H 7600 1000 50 0001 C CNN
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1 7600 1000
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1 0 0 -1
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$EndComp
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$Comp
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L Device:R R4
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U 1 1 5D055D35
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P 2450 1750
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F 0 "R4" H 2520 1796 50 0000 L CNN
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F 1 "2K2" H 2520 1705 50 0000 L CNN
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F 2 "" V 2380 1750 50 0001 C CNN
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F 3 "~" H 2450 1750 50 0001 C CNN
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1 2450 1750
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1 0 0 -1
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$EndComp
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$Comp
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L Device:R R17
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U 1 1 5D0CE764
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P 7200 1000
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F 0 "R17" H 7270 1046 50 0000 L CNN
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F 1 "2K2" H 7270 955 50 0000 L CNN
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F 2 "" V 7130 1000 50 0001 C CNN
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F 3 "~" H 7200 1000 50 0001 C CNN
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1 7200 1000
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1 0 0 -1
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$EndComp
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$Comp
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L Device:R R20
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U 1 1 5D0CE779
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P 9400 1000
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F 0 "R20" H 9470 1046 50 0000 L CNN
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F 1 "R470" H 9470 955 50 0000 L CNN
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F 2 "" V 9330 1000 50 0001 C CNN
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F 3 "~" H 9400 1000 50 0001 C CNN
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1 9400 1000
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1 0 0 -1
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$EndComp
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$Comp
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L Device:R R19
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U 1 1 5D0D60AA
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P 8850 1000
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F 0 "R19" H 8920 1046 50 0000 L CNN
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F 1 "R470" H 8920 955 50 0000 L CNN
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F 2 "" V 8780 1000 50 0001 C CNN
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F 3 "~" H 8850 1000 50 0001 C CNN
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1 8850 1000
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1 0 0 -1
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$EndComp
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$Comp
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L power:+3.3V #PWR021
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U 1 1 5D0DE10A
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P 8850 800
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F 0 "#PWR021" H 8850 650 50 0001 C CNN
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F 1 "+3.3V" H 8865 973 50 0000 C CNN
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F 2 "" H 8850 800 50 0001 C CNN
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F 3 "" H 8850 800 50 0001 C CNN
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1 8850 800
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1 0 0 -1
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$EndComp
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$Comp
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L power:+3.3V #PWR02
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U 1 1 5D0E4C03
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P 1800 2900
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F 0 "#PWR02" H 1800 2750 50 0001 C CNN
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F 1 "+3.3V" H 1815 3073 50 0000 C CNN
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F 2 "" H 1800 2900 50 0001 C CNN
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F 3 "" H 1800 2900 50 0001 C CNN
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1 1800 2900
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1 0 0 -1
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$EndComp
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$Comp
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L power:+3.3V #PWR024
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U 1 1 5D0E4C18
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P 9400 800
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F 0 "#PWR024" H 9400 650 50 0001 C CNN
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F 1 "+3.3V" H 9415 973 50 0000 C CNN
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F 2 "" H 9400 800 50 0001 C CNN
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F 3 "" H 9400 800 50 0001 C CNN
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1 9400 800
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1 0 0 -1
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$EndComp
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Wire Wire Line
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8850 1500 8850 2150
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Wire Wire Line
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9400 1500 9400 2150
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Text Label 8850 2050 1 39 ~ 0
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LED_DCD
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Text Label 9400 2050 1 39 ~ 0
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LED_TX
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Wire Wire Line
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1300 1000 1900 1000
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Wire Wire Line
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1300 1300 1500 1300
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Wire Wire Line
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1500 1300 1500 1400
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$Comp
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L power:GND #PWR01
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U 1 1 5D12E6D7
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P 1500 1400
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F 0 "#PWR01" H 1500 1150 50 0001 C CNN
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F 1 "GND" H 1505 1227 50 0000 C CNN
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F 2 "" H 1500 1400 50 0001 C CNN
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F 3 "" H 1500 1400 50 0001 C CNN
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1 1500 1400
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1 0 0 -1
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$EndComp
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Text Label 1400 1000 0 39 ~ 0
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AUDIO_IN
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Text Label 1400 1100 0 39 ~ 0
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PTT
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Text Label 1400 1200 0 39 ~ 0
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AUDIO_OUT
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$Comp
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L Connector:AudioJack4 J1
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U 1 1 5D139C37
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P 1100 1200
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F 0 "J1" H 771 1083 50 0000 R CNN
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F 1 "AudioJack4" H 1300 1450 50 0000 R CNN
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F 2 "" H 1100 1200 50 0001 C CNN
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F 3 "~" H 1100 1200 50 0001 C CNN
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1 1100 1200
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1 0 0 1
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$EndComp
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$Comp
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L Transistor_FET:2N7000 Q1
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U 1 1 5D03D2A2
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P 2550 1400
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F 0 "Q1" H 2756 1446 50 0000 L CNN
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F 1 "2N7000" H 2250 1250 50 0000 L CNN
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F 2 "Package_TO_SOT_THT:TO-92_Inline" H 2750 1325 50 0001 L CIN
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F 3 "https://www.fairchildsemi.com/datasheets/2N/2N7000.pdf" H 2550 1400 50 0001 L CNN
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1 2550 1400
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-1 0 0 -1
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$EndComp
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Wire Wire Line
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1300 1100 3600 1100
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Wire Wire Line
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1300 1200 2450 1200
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$Comp
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L power:GND #PWR05
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U 1 1 5D08D469
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P 2450 1950
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F 0 "#PWR05" H 2450 1700 50 0001 C CNN
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F 1 "GND" H 2455 1777 50 0000 C CNN
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F 2 "" H 2450 1950 50 0001 C CNN
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F 3 "" H 2450 1950 50 0001 C CNN
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1 2450 1950
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1 0 0 -1
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$EndComp
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$Comp
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L power:GND #PWR07
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U 1 1 5D091F4E
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P 3600 1550
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F 0 "#PWR07" H 3600 1300 50 0001 C CNN
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F 1 "GND" H 3605 1377 50 0000 C CNN
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F 2 "" H 3600 1550 50 0001 C CNN
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F 3 "" H 3600 1550 50 0001 C CNN
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1 3600 1550
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1 0 0 -1
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$EndComp
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$Comp
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L Device:R R6
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U 1 1 5D09B7CD
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P 3150 1400
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F 0 "R6" H 3220 1446 50 0000 L CNN
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F 1 "220" H 3220 1355 50 0000 L CNN
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F 2 "" V 3080 1400 50 0001 C CNN
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F 3 "~" H 3150 1400 50 0001 C CNN
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1 3150 1400
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0 1 1 0
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$EndComp
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$Comp
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L Device:R R13
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U 1 1 5D0A70DE
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P 4350 1300
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F 0 "R13" H 4420 1346 50 0000 L CNN
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F 1 "220" H 4420 1255 50 0000 L CNN
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F 2 "" V 4280 1300 50 0001 C CNN
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F 3 "~" H 4350 1300 50 0001 C CNN
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1 4350 1300
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0 1 1 0
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$EndComp
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Wire Wire Line
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2750 1400 2900 1400
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$Comp
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L Device:R R5
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U 1 1 5D0AB32F
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P 2900 1750
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F 0 "R5" H 2970 1796 50 0000 L CNN
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F 1 "100K" H 2970 1705 50 0000 L CNN
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F 2 "" V 2830 1750 50 0001 C CNN
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F 3 "~" H 2900 1750 50 0001 C CNN
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1 2900 1750
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1 0 0 -1
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$EndComp
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Wire Wire Line
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2900 1600 2900 1400
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Connection ~ 2900 1400
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Wire Wire Line
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2900 1400 3000 1400
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$Comp
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L power:GND #PWR06
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U 1 1 5D0B08A5
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P 2900 1950
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F 0 "#PWR06" H 2900 1700 50 0001 C CNN
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F 1 "GND" H 2905 1777 50 0000 C CNN
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F 2 "" H 2900 1950 50 0001 C CNN
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F 3 "" H 2900 1950 50 0001 C CNN
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1 2900 1950
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1 0 0 -1
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$EndComp
|
|
|
|
$Comp
|
|
|
|
L Device:R R11
|
|
|
|
U 1 1 5D0B3222
|
|
|
|
P 4100 1650
|
|
|
|
F 0 "R11" H 4170 1696 50 0000 L CNN
|
|
|
|
F 1 "100K" H 4170 1605 50 0000 L CNN
|
|
|
|
F 2 "" V 4030 1650 50 0001 C CNN
|
|
|
|
F 3 "~" H 4100 1650 50 0001 C CNN
|
|
|
|
1 4100 1650
|
|
|
|
1 0 0 -1
|
|
|
|
$EndComp
|
|
|
|
$Comp
|
|
|
|
L power:GND #PWR010
|
|
|
|
U 1 1 5D0B6004
|
|
|
|
P 4100 1850
|
|
|
|
F 0 "#PWR010" H 4100 1600 50 0001 C CNN
|
|
|
|
F 1 "GND" H 4105 1677 50 0000 C CNN
|
|
|
|
F 2 "" H 4100 1850 50 0001 C CNN
|
|
|
|
F 3 "" H 4100 1850 50 0001 C CNN
|
|
|
|
1 4100 1850
|
|
|
|
1 0 0 -1
|
|
|
|
$EndComp
|
|
|
|
Wire Wire Line
|
|
|
|
3900 1300 4100 1300
|
|
|
|
Wire Wire Line
|
|
|
|
4100 1500 4100 1300
|
|
|
|
Connection ~ 4100 1300
|
|
|
|
Wire Wire Line
|
|
|
|
4100 1300 4200 1300
|
|
|
|
Wire Wire Line
|
|
|
|
3300 1400 3300 1950
|
|
|
|
Wire Wire Line
|
|
|
|
3300 1950 3800 1950
|
|
|
|
Wire Wire Line
|
|
|
|
4500 1300 5000 1300
|
|
|
|
Text Label 4550 1300 0 39 ~ 0
|
|
|
|
PTT_SIMPLEX
|
|
|
|
Text Label 3350 1950 0 39 ~ 0
|
|
|
|
PTT_MULTIPLEX
|
|
|
|
Wire Notes Line
|
|
|
|
2150 950 2150 2250
|
|
|
|
Wire Notes Line
|
|
|
|
2150 2250 5150 2250
|
|
|
|
Wire Notes Line
|
|
|
|
5150 2250 5150 950
|
|
|
|
Wire Notes Line
|
|
|
|
5150 950 2150 950
|
|
|
|
$Comp
|
|
|
|
L Device:C C1
|
|
|
|
U 1 1 5D0E12F1
|
|
|
|
P 1350 3250
|
|
|
|
F 0 "C1" V 1098 3250 50 0000 C CNN
|
2021-01-03 22:36:26 +00:00
|
|
|
F 1 "1uF" V 1189 3250 50 0000 C CNN
|
2019-06-23 03:52:58 +00:00
|
|
|
F 2 "" H 1388 3100 50 0001 C CNN
|
|
|
|
F 3 "~" H 1350 3250 50 0001 C CNN
|
|
|
|
1 1350 3250
|
|
|
|
0 1 1 0
|
|
|
|
$EndComp
|
|
|
|
$Comp
|
|
|
|
L Device:R R1
|
|
|
|
U 1 1 5D0E61FF
|
|
|
|
P 1500 3600
|
|
|
|
F 0 "R1" H 1570 3646 50 0000 L CNN
|
|
|
|
F 1 "10K" H 1570 3555 50 0000 L CNN
|
|
|
|
F 2 "" V 1430 3600 50 0001 C CNN
|
|
|
|
F 3 "~" H 1500 3600 50 0001 C CNN
|
|
|
|
1 1500 3600
|
|
|
|
1 0 0 -1
|
|
|
|
$EndComp
|
|
|
|
Wire Wire Line
|
|
|
|
1500 3250 1800 3250
|
|
|
|
Connection ~ 1800 3250
|
|
|
|
Wire Wire Line
|
|
|
|
1500 3450 1500 3250
|
|
|
|
Connection ~ 1500 3250
|
|
|
|
$Comp
|
|
|
|
L power:GND #PWR03
|
|
|
|
U 1 1 5D111339
|
|
|
|
P 1800 3600
|
|
|
|
F 0 "#PWR03" H 1800 3350 50 0001 C CNN
|
|
|
|
F 1 "GND" H 1805 3427 50 0000 C CNN
|
|
|
|
F 2 "" H 1800 3600 50 0001 C CNN
|
|
|
|
F 3 "" H 1800 3600 50 0001 C CNN
|
|
|
|
1 1800 3600
|
|
|
|
1 0 0 -1
|
|
|
|
$EndComp
|
|
|
|
Wire Wire Line
|
|
|
|
1200 3250 600 3250
|
|
|
|
Text Label 700 3250 0 39 ~ 0
|
|
|
|
AUDIO_IN
|
|
|
|
Wire Wire Line
|
|
|
|
1500 3750 1500 4000
|
|
|
|
Wire Wire Line
|
|
|
|
1500 4000 2250 4000
|
|
|
|
Text Label 1600 4000 0 39 ~ 0
|
|
|
|
DC_OFFSET
|
|
|
|
Wire Wire Line
|
|
|
|
1800 3250 2300 3250
|
|
|
|
Wire Wire Line
|
|
|
|
2300 3450 2300 3700
|
|
|
|
Wire Wire Line
|
|
|
|
2300 3700 2900 3700
|
|
|
|
Wire Wire Line
|
|
|
|
2900 3700 2900 3350
|
|
|
|
$Comp
|
|
|
|
L Device:R R7
|
|
|
|
U 1 1 5D12D571
|
|
|
|
P 3150 3350
|
|
|
|
F 0 "R7" H 3220 3396 50 0000 L CNN
|
|
|
|
F 1 "30K" H 3220 3305 50 0000 L CNN
|
|
|
|
F 2 "" V 3080 3350 50 0001 C CNN
|
|
|
|
F 3 "~" H 3150 3350 50 0001 C CNN
|
|
|
|
1 3150 3350
|
|
|
|
0 1 1 0
|
|
|
|
$EndComp
|
|
|
|
$Comp
|
|
|
|
L Device:C C6
|
|
|
|
U 1 1 5D139E5A
|
|
|
|
P 4250 2900
|
|
|
|
F 0 "C6" V 3998 2900 50 0000 C CNN
|
|
|
|
F 1 "1nF" V 4089 2900 50 0000 C CNN
|
|
|
|
F 2 "" H 4288 2750 50 0001 C CNN
|
|
|
|
F 3 "~" H 4250 2900 50 0001 C CNN
|
|
|
|
1 4250 2900
|
|
|
|
0 1 1 0
|
|
|
|
$EndComp
|
|
|
|
$Comp
|
|
|
|
L Device:R R14
|
|
|
|
U 1 1 5D14009E
|
|
|
|
P 5000 3450
|
|
|
|
F 0 "R14" H 5070 3496 50 0000 L CNN
|
|
|
|
F 1 "510" H 5070 3405 50 0000 L CNN
|
|
|
|
F 2 "" V 4930 3450 50 0001 C CNN
|
|
|
|
F 3 "~" H 5000 3450 50 0001 C CNN
|
|
|
|
1 5000 3450
|
|
|
|
0 1 1 0
|
|
|
|
$EndComp
|
|
|
|
$Comp
|
|
|
|
L Device:C C4
|
|
|
|
U 1 1 5D14637D
|
|
|
|
P 3950 3900
|
|
|
|
F 0 "C4" V 3698 3900 50 0000 C CNN
|
|
|
|
F 1 "470pF" V 3789 3900 50 0000 C CNN
|
|
|
|
F 2 "" H 3988 3750 50 0001 C CNN
|
|
|
|
F 3 "~" H 3950 3900 50 0001 C CNN
|
|
|
|
1 3950 3900
|
|
|
|
-1 0 0 1
|
|
|
|
$EndComp
|
|
|
|
$Comp
|
|
|
|
L Device:C C8
|
|
|
|
U 1 1 5D14B8CA
|
|
|
|
P 5250 3850
|
|
|
|
F 0 "C8" V 4998 3850 50 0000 C CNN
|
|
|
|
F 1 "33nF" V 5089 3850 50 0000 C CNN
|
|
|
|
F 2 "" H 5288 3700 50 0001 C CNN
|
|
|
|
F 3 "~" H 5250 3850 50 0001 C CNN
|
|
|
|
1 5250 3850
|
|
|
|
-1 0 0 1
|
|
|
|
$EndComp
|
|
|
|
$Comp
|
|
|
|
L power:GND #PWR08
|
|
|
|
U 1 1 5D156A53
|
|
|
|
P 3950 4050
|
|
|
|
F 0 "#PWR08" H 3950 3800 50 0001 C CNN
|
|
|
|
F 1 "GND" H 3955 3877 50 0000 C CNN
|
|
|
|
F 2 "" H 3950 4050 50 0001 C CNN
|
|
|
|
F 3 "" H 3950 4050 50 0001 C CNN
|
|
|
|
1 3950 4050
|
|
|
|
1 0 0 -1
|
|
|
|
$EndComp
|
|
|
|
Wire Wire Line
|
|
|
|
2900 3350 3000 3350
|
|
|
|
Connection ~ 2900 3350
|
|
|
|
Wire Wire Line
|
|
|
|
3300 3350 3400 3350
|
|
|
|
Wire Wire Line
|
|
|
|
3800 3350 3950 3350
|
|
|
|
Wire Wire Line
|
|
|
|
4100 2900 3400 2900
|
|
|
|
Wire Wire Line
|
|
|
|
3400 2900 3400 3350
|
|
|
|
Connection ~ 3400 3350
|
|
|
|
Wire Wire Line
|
|
|
|
3400 3350 3500 3350
|
|
|
|
Wire Wire Line
|
|
|
|
4400 2900 4650 2900
|
|
|
|
Wire Wire Line
|
|
|
|
4650 2900 4650 3450
|
|
|
|
Wire Wire Line
|
|
|
|
3950 3750 3950 3350
|
|
|
|
Connection ~ 3950 3350
|
|
|
|
Wire Wire Line
|
|
|
|
3950 3350 4050 3350
|
|
|
|
Wire Wire Line
|
|
|
|
4050 3550 4050 3750
|
|
|
|
Wire Wire Line
|
|
|
|
4050 3750 4650 3750
|
|
|
|
Wire Wire Line
|
|
|
|
4650 3750 4650 3450
|
|
|
|
Connection ~ 4650 3450
|
|
|
|
Wire Wire Line
|
|
|
|
4650 3450 4850 3450
|
|
|
|
$Comp
|
|
|
|
L power:GND #PWR011
|
|
|
|
U 1 1 5D16BB69
|
|
|
|
P 5250 4000
|
|
|
|
F 0 "#PWR011" H 5250 3750 50 0001 C CNN
|
|
|
|
F 1 "GND" H 5255 3827 50 0000 C CNN
|
|
|
|
F 2 "" H 5250 4000 50 0001 C CNN
|
|
|
|
F 3 "" H 5250 4000 50 0001 C CNN
|
|
|
|
1 5250 4000
|
|
|
|
1 0 0 -1
|
|
|
|
$EndComp
|
|
|
|
Wire Wire Line
|
|
|
|
5150 3450 5250 3450
|
|
|
|
Wire Wire Line
|
|
|
|
5250 3700 5250 3450
|
|
|
|
Connection ~ 5250 3450
|
|
|
|
Wire Wire Line
|
|
|
|
5250 3450 5950 3450
|
|
|
|
Text Label 5400 3450 0 39 ~ 0
|
|
|
|
ADC_AUDIO
|
|
|
|
Wire Notes Line
|
|
|
|
550 4450 6300 4450
|
|
|
|
Wire Notes Line
|
|
|
|
6300 4450 6300 2350
|
|
|
|
Wire Notes Line
|
|
|
|
6300 2350 550 2350
|
|
|
|
Wire Notes Line
|
|
|
|
550 2350 550 4450
|
|
|
|
$Comp
|
|
|
|
L Device:R R16
|
|
|
|
U 1 1 5D1A1507
|
|
|
|
P 6200 5350
|
|
|
|
F 0 "R16" H 6270 5396 50 0000 L CNN
|
|
|
|
F 1 "30K" H 6270 5305 50 0000 L CNN
|
|
|
|
F 2 "" V 6130 5350 50 0001 C CNN
|
|
|
|
F 3 "~" H 6200 5350 50 0001 C CNN
|
|
|
|
1 6200 5350
|
|
|
|
0 -1 -1 0
|
|
|
|
$EndComp
|
|
|
|
$Comp
|
|
|
|
L Device:R R10
|
|
|
|
U 1 1 5D135E40
|
|
|
|
P 3650 3350
|
|
|
|
F 0 "R10" H 3720 3396 50 0000 L CNN
|
|
|
|
F 1 "16K" H 3720 3305 50 0000 L CNN
|
|
|
|
F 2 "" V 3580 3350 50 0001 C CNN
|
|
|
|
F 3 "~" H 3650 3350 50 0001 C CNN
|
|
|
|
1 3650 3350
|
|
|
|
0 1 1 0
|
|
|
|
$EndComp
|
|
|
|
$Comp
|
|
|
|
L Device:R R15
|
|
|
|
U 1 1 5D1BBA9E
|
|
|
|
P 5700 5350
|
|
|
|
F 0 "R15" H 5770 5396 50 0000 L CNN
|
|
|
|
F 1 "16K" H 5770 5305 50 0000 L CNN
|
|
|
|
F 2 "" V 5630 5350 50 0001 C CNN
|
|
|
|
F 3 "~" H 5700 5350 50 0001 C CNN
|
|
|
|
1 5700 5350
|
|
|
|
0 1 1 0
|
|
|
|
$EndComp
|
|
|
|
$Comp
|
|
|
|
L Device:C C7
|
|
|
|
U 1 1 5D1C7402
|
|
|
|
P 5000 4900
|
|
|
|
F 0 "C7" V 4748 4900 50 0000 C CNN
|
|
|
|
F 1 "1nF" V 4839 4900 50 0000 C CNN
|
|
|
|
F 2 "" H 5038 4750 50 0001 C CNN
|
|
|
|
F 3 "~" H 5000 4900 50 0001 C CNN
|
|
|
|
1 5000 4900
|
|
|
|
0 1 1 0
|
|
|
|
$EndComp
|
|
|
|
Wire Wire Line
|
|
|
|
5550 5350 5400 5350
|
|
|
|
Wire Wire Line
|
|
|
|
6050 5350 5950 5350
|
|
|
|
Wire Wire Line
|
|
|
|
6350 5350 7000 5350
|
|
|
|
Text Label 6450 5350 0 39 ~ 0
|
|
|
|
DAC_AUDIO
|
|
|
|
Wire Wire Line
|
|
|
|
5950 5350 5950 4900
|
|
|
|
Wire Wire Line
|
|
|
|
5950 4900 5150 4900
|
|
|
|
Connection ~ 5950 5350
|
|
|
|
Wire Wire Line
|
|
|
|
5950 5350 5850 5350
|
|
|
|
Wire Wire Line
|
|
|
|
4850 4900 4600 4900
|
|
|
|
Wire Wire Line
|
|
|
|
4600 4900 4600 5450
|
|
|
|
$Comp
|
|
|
|
L Device:C C9
|
|
|
|
U 1 1 5D1DF2A9
|
|
|
|
P 5400 5900
|
|
|
|
F 0 "C9" V 5148 5900 50 0000 C CNN
|
|
|
|
F 1 "470pF" V 5239 5900 50 0000 C CNN
|
|
|
|
F 2 "" H 5438 5750 50 0001 C CNN
|
|
|
|
F 3 "~" H 5400 5900 50 0001 C CNN
|
|
|
|
1 5400 5900
|
|
|
|
-1 0 0 1
|
|
|
|
$EndComp
|
|
|
|
Wire Wire Line
|
|
|
|
5200 5550 5200 5750
|
|
|
|
Wire Wire Line
|
|
|
|
5200 5750 4600 5750
|
|
|
|
Wire Wire Line
|
|
|
|
4600 5750 4600 5450
|
|
|
|
Connection ~ 4600 5450
|
|
|
|
Wire Wire Line
|
|
|
|
5400 5750 5400 5350
|
|
|
|
Connection ~ 5400 5350
|
|
|
|
Wire Wire Line
|
|
|
|
5400 5350 5200 5350
|
|
|
|
$Comp
|
|
|
|
L power:GND #PWR012
|
|
|
|
U 1 1 5D1E7C28
|
|
|
|
P 5400 6050
|
|
|
|
F 0 "#PWR012" H 5400 5800 50 0001 C CNN
|
|
|
|
F 1 "GND" H 5405 5877 50 0000 C CNN
|
|
|
|
F 2 "" H 5400 6050 50 0001 C CNN
|
|
|
|
F 3 "" H 5400 6050 50 0001 C CNN
|
|
|
|
1 5400 6050
|
|
|
|
1 0 0 -1
|
|
|
|
$EndComp
|
|
|
|
$Comp
|
|
|
|
L Device:R R12
|
|
|
|
U 1 1 5D1FC8CB
|
|
|
|
P 4200 5450
|
|
|
|
F 0 "R12" H 4270 5496 50 0000 L CNN
|
|
|
|
F 1 "510" H 4270 5405 50 0000 L CNN
|
|
|
|
F 2 "" V 4130 5450 50 0001 C CNN
|
|
|
|
F 3 "~" H 4200 5450 50 0001 C CNN
|
|
|
|
1 4200 5450
|
|
|
|
0 1 1 0
|
|
|
|
$EndComp
|
|
|
|
$Comp
|
|
|
|
L Device:R R9
|
|
|
|
U 1 1 5D212E4B
|
|
|
|
P 3550 5450
|
|
|
|
F 0 "R9" H 3620 5496 50 0000 L CNN
|
|
|
|
F 1 "100K" H 3620 5405 50 0000 L CNN
|
|
|
|
F 2 "" V 3480 5450 50 0001 C CNN
|
|
|
|
F 3 "~" H 3550 5450 50 0001 C CNN
|
|
|
|
1 3550 5450
|
|
|
|
0 1 1 0
|
|
|
|
$EndComp
|
|
|
|
Wire Wire Line
|
|
|
|
4350 5450 4600 5450
|
|
|
|
Wire Wire Line
|
|
|
|
4050 5450 4000 5450
|
|
|
|
Connection ~ 4000 5450
|
|
|
|
Wire Wire Line
|
|
|
|
4000 5450 3700 5450
|
|
|
|
$Comp
|
|
|
|
L power:GND #PWR09
|
|
|
|
U 1 1 5D220B23
|
|
|
|
P 4000 6050
|
|
|
|
F 0 "#PWR09" H 4000 5800 50 0001 C CNN
|
|
|
|
F 1 "GND" H 4005 5877 50 0000 C CNN
|
|
|
|
F 2 "" H 4000 6050 50 0001 C CNN
|
|
|
|
F 3 "" H 4000 6050 50 0001 C CNN
|
|
|
|
1 4000 6050
|
|
|
|
1 0 0 -1
|
|
|
|
$EndComp
|
|
|
|
$Comp
|
|
|
|
L Device:C C5
|
|
|
|
U 1 1 5D206C6E
|
|
|
|
P 4000 5900
|
|
|
|
F 0 "C5" V 3748 5900 50 0000 C CNN
|
|
|
|
F 1 "33nF" V 3839 5900 50 0000 C CNN
|
|
|
|
F 2 "" H 4038 5750 50 0001 C CNN
|
|
|
|
F 3 "~" H 4000 5900 50 0001 C CNN
|
|
|
|
1 4000 5900
|
|
|
|
-1 0 0 1
|
|
|
|
$EndComp
|
|
|
|
Wire Wire Line
|
|
|
|
4000 5450 4000 5750
|
|
|
|
$Comp
|
|
|
|
L Device:R R8
|
|
|
|
U 1 1 5D22D788
|
|
|
|
P 3250 5800
|
|
|
|
F 0 "R8" H 3320 5846 50 0000 L CNN
|
|
|
|
F 1 "6K8" H 3320 5755 50 0000 L CNN
|
|
|
|
F 2 "" V 3180 5800 50 0001 C CNN
|
|
|
|
F 3 "~" H 3250 5800 50 0001 C CNN
|
|
|
|
1 3250 5800
|
|
|
|
1 0 0 -1
|
|
|
|
$EndComp
|
|
|
|
Wire Wire Line
|
|
|
|
3400 5450 3250 5450
|
|
|
|
Wire Wire Line
|
|
|
|
3250 5650 3250 5450
|
|
|
|
Connection ~ 3250 5450
|
|
|
|
Wire Wire Line
|
|
|
|
3250 5450 3050 5450
|
|
|
|
$Comp
|
|
|
|
L Device:R R3
|
|
|
|
U 1 1 5D24113A
|
|
|
|
P 2250 5750
|
|
|
|
F 0 "R3" H 2320 5796 50 0000 L CNN
|
|
|
|
F 1 "R470" H 2320 5705 50 0000 L CNN
|
|
|
|
F 2 "" V 2180 5750 50 0001 C CNN
|
|
|
|
F 3 "~" H 2250 5750 50 0001 C CNN
|
|
|
|
1 2250 5750
|
|
|
|
1 0 0 -1
|
|
|
|
$EndComp
|
|
|
|
Wire Wire Line
|
|
|
|
3050 5250 3050 5050
|
|
|
|
Wire Wire Line
|
|
|
|
3050 5050 2450 5050
|
|
|
|
Wire Wire Line
|
|
|
|
2450 5050 2450 5350
|
|
|
|
$Comp
|
|
|
|
L Device:R R2
|
|
|
|
U 1 1 5D255330
|
|
|
|
P 1950 5350
|
|
|
|
F 0 "R2" H 2020 5396 50 0000 L CNN
|
|
|
|
F 1 "R470" H 2020 5305 50 0000 L CNN
|
|
|
|
F 2 "" V 1880 5350 50 0001 C CNN
|
|
|
|
F 3 "~" H 1950 5350 50 0001 C CNN
|
|
|
|
1 1950 5350
|
|
|
|
0 1 1 0
|
|
|
|
$EndComp
|
|
|
|
$Comp
|
|
|
|
L Device:C C3
|
|
|
|
U 1 1 5D25A94A
|
|
|
|
P 2250 6100
|
|
|
|
F 0 "C3" V 1998 6100 50 0000 C CNN
|
|
|
|
F 1 "10nF" V 2089 6100 50 0000 C CNN
|
|
|
|
F 2 "" H 2288 5950 50 0001 C CNN
|
|
|
|
F 3 "~" H 2250 6100 50 0001 C CNN
|
|
|
|
1 2250 6100
|
|
|
|
-1 0 0 1
|
|
|
|
$EndComp
|
|
|
|
$Comp
|
|
|
|
L power:GND #PWR04
|
|
|
|
U 1 1 5D2632B5
|
|
|
|
P 2250 6300
|
|
|
|
F 0 "#PWR04" H 2250 6050 50 0001 C CNN
|
|
|
|
F 1 "GND" H 2255 6127 50 0000 C CNN
|
|
|
|
F 2 "" H 2250 6300 50 0001 C CNN
|
|
|
|
F 3 "" H 2250 6300 50 0001 C CNN
|
|
|
|
1 2250 6300
|
|
|
|
1 0 0 -1
|
|
|
|
$EndComp
|
|
|
|
Wire Wire Line
|
|
|
|
2100 5350 2250 5350
|
|
|
|
Connection ~ 2450 5350
|
|
|
|
Wire Wire Line
|
|
|
|
2250 5600 2250 5350
|
|
|
|
Connection ~ 2250 5350
|
|
|
|
Wire Wire Line
|
|
|
|
2250 5350 2450 5350
|
|
|
|
$Comp
|
|
|
|
L Device:C C2
|
|
|
|
U 1 1 5D269141
|
|
|
|
P 1600 5350
|
|
|
|
F 0 "C2" V 1348 5350 50 0000 C CNN
|
|
|
|
F 1 "2.2uF" V 1439 5350 50 0000 C CNN
|
|
|
|
F 2 "" H 1638 5200 50 0001 C CNN
|
|
|
|
F 3 "~" H 1600 5350 50 0001 C CNN
|
|
|
|
1 1600 5350
|
|
|
|
0 -1 -1 0
|
|
|
|
$EndComp
|
|
|
|
Wire Wire Line
|
|
|
|
1450 5350 650 5350
|
|
|
|
Wire Wire Line
|
|
|
|
3250 5950 3250 6500
|
|
|
|
Wire Wire Line
|
|
|
|
3250 6500 4400 6500
|
|
|
|
Text Label 3800 6500 0 39 ~ 0
|
|
|
|
AUDIO_ATTEN
|
|
|
|
Text Label 750 5350 0 39 ~ 0
|
|
|
|
AUDIO_OUT
|
|
|
|
Wire Notes Line
|
|
|
|
550 4550 550 6650
|
|
|
|
Wire Notes Line
|
|
|
|
550 4550 7200 4550
|
|
|
|
Wire Wire Line
|
|
|
|
6750 1250 7200 1250
|
|
|
|
Wire Wire Line
|
|
|
|
7300 1250 7300 2200
|
|
|
|
Wire Wire Line
|
|
|
|
6750 1350 7600 1350
|
|
|
|
Wire Wire Line
|
|
|
|
7700 1350 7700 2200
|
|
|
|
$Comp
|
|
|
|
L power:+3.3V #PWR015
|
|
|
|
U 1 1 5D2B4430
|
|
|
|
P 6900 2850
|
|
|
|
F 0 "#PWR015" H 6900 2700 50 0001 C CNN
|
|
|
|
F 1 "+3.3V" H 6915 3023 50 0000 C CNN
|
|
|
|
F 2 "" H 6900 2850 50 0001 C CNN
|
|
|
|
F 3 "" H 6900 2850 50 0001 C CNN
|
|
|
|
1 6900 2850
|
|
|
|
1 0 0 -1
|
|
|
|
$EndComp
|
|
|
|
$Comp
|
|
|
|
L power:GND #PWR016
|
|
|
|
U 1 1 5D2B9E58
|
|
|
|
P 6900 3650
|
|
|
|
F 0 "#PWR016" H 6900 3400 50 0001 C CNN
|
|
|
|
F 1 "GND" H 6905 3477 50 0000 C CNN
|
|
|
|
F 2 "" H 6900 3650 50 0001 C CNN
|
|
|
|
F 3 "" H 6900 3650 50 0001 C CNN
|
|
|
|
1 6900 3650
|
|
|
|
1 0 0 -1
|
|
|
|
$EndComp
|
|
|
|
Wire Wire Line
|
|
|
|
6900 2850 6900 2950
|
|
|
|
$Comp
|
|
|
|
L Device:C C11
|
|
|
|
U 1 1 5D2C02E5
|
|
|
|
P 6700 3150
|
|
|
|
F 0 "C11" V 6448 3150 50 0000 C CNN
|
|
|
|
F 1 "0.1uF" V 6539 3150 50 0000 C CNN
|
|
|
|
F 2 "" H 6738 3000 50 0001 C CNN
|
|
|
|
F 3 "~" H 6700 3150 50 0001 C CNN
|
|
|
|
1 6700 3150
|
|
|
|
1 0 0 -1
|
|
|
|
$EndComp
|
|
|
|
Wire Wire Line
|
|
|
|
6900 2950 6700 2950
|
|
|
|
Wire Wire Line
|
|
|
|
6700 2950 6700 3000
|
|
|
|
Connection ~ 6900 2950
|
|
|
|
Wire Wire Line
|
|
|
|
6900 2950 6900 3000
|
|
|
|
Wire Wire Line
|
|
|
|
6900 3600 6900 3650
|
|
|
|
Wire Wire Line
|
|
|
|
6700 3300 6700 3600
|
|
|
|
Wire Wire Line
|
|
|
|
6700 3600 6900 3600
|
|
|
|
Connection ~ 6900 3600
|
|
|
|
Wire Notes Line
|
|
|
|
6350 2350 6350 4450
|
|
|
|
Wire Notes Line
|
|
|
|
6350 4450 7200 4450
|
|
|
|
Wire Notes Line
|
|
|
|
7200 4450 7200 2350
|
|
|
|
Wire Notes Line
|
|
|
|
7200 2350 6350 2350
|
|
|
|
Wire Wire Line
|
|
|
|
7600 1150 7600 1350
|
|
|
|
Connection ~ 7600 1350
|
|
|
|
Wire Wire Line
|
|
|
|
7600 1350 7700 1350
|
|
|
|
Wire Wire Line
|
|
|
|
7200 1150 7200 1250
|
|
|
|
Connection ~ 7200 1250
|
|
|
|
Wire Wire Line
|
|
|
|
7200 1250 7300 1250
|
|
|
|
Wire Wire Line
|
|
|
|
5950 1250 5950 1350
|
|
|
|
Wire Wire Line
|
|
|
|
5950 1350 5950 1450
|
|
|
|
Connection ~ 5950 1350
|
|
|
|
Wire Wire Line
|
|
|
|
5950 1450 5950 1650
|
|
|
|
Wire Wire Line
|
|
|
|
5950 1650 6350 1650
|
|
|
|
Connection ~ 5950 1450
|
|
|
|
Wire Wire Line
|
|
|
|
6750 1450 6750 1650
|
|
|
|
Wire Wire Line
|
|
|
|
6750 1650 6350 1650
|
|
|
|
Connection ~ 6350 1650
|
|
|
|
$Comp
|
|
|
|
L Device:C C10
|
|
|
|
U 1 1 5D2F3FF8
|
|
|
|
P 5650 1400
|
|
|
|
F 0 "C10" V 5398 1400 50 0000 C CNN
|
|
|
|
F 1 "0.1uF" V 5489 1400 50 0000 C CNN
|
|
|
|
F 2 "" H 5688 1250 50 0001 C CNN
|
|
|
|
F 3 "~" H 5650 1400 50 0001 C CNN
|
|
|
|
1 5650 1400
|
|
|
|
1 0 0 -1
|
|
|
|
$EndComp
|
|
|
|
Wire Wire Line
|
|
|
|
6350 1050 5650 1050
|
|
|
|
Wire Wire Line
|
|
|
|
5650 1050 5650 1250
|
|
|
|
Wire Wire Line
|
|
|
|
5650 1550 5650 1650
|
|
|
|
Wire Wire Line
|
|
|
|
5650 1650 5950 1650
|
|
|
|
Connection ~ 5950 1650
|
|
|
|
$Comp
|
|
|
|
L power:+3.3V #PWR013
|
|
|
|
U 1 1 5D2F82AB
|
|
|
|
P 6350 950
|
|
|
|
F 0 "#PWR013" H 6350 800 50 0001 C CNN
|
|
|
|
F 1 "+3.3V" H 6365 1123 50 0000 C CNN
|
|
|
|
F 2 "" H 6350 950 50 0001 C CNN
|
|
|
|
F 3 "" H 6350 950 50 0001 C CNN
|
|
|
|
1 6350 950
|
|
|
|
1 0 0 -1
|
|
|
|
$EndComp
|
|
|
|
$Comp
|
|
|
|
L power:GND #PWR014
|
|
|
|
U 1 1 5D2FC311
|
|
|
|
P 6350 1750
|
|
|
|
F 0 "#PWR014" H 6350 1500 50 0001 C CNN
|
|
|
|
F 1 "GND" H 6355 1577 50 0000 C CNN
|
|
|
|
F 2 "" H 6350 1750 50 0001 C CNN
|
|
|
|
F 3 "" H 6350 1750 50 0001 C CNN
|
|
|
|
1 6350 1750
|
|
|
|
1 0 0 -1
|
|
|
|
$EndComp
|
|
|
|
Wire Wire Line
|
|
|
|
6350 950 6350 1050
|
|
|
|
Connection ~ 6350 1050
|
|
|
|
Wire Wire Line
|
|
|
|
6350 1650 6350 1750
|
|
|
|
$Comp
|
|
|
|
L power:+3.3V #PWR017
|
|
|
|
U 1 1 5D30A2D9
|
|
|
|
P 7200 800
|
|
|
|
F 0 "#PWR017" H 7200 650 50 0001 C CNN
|
|
|
|
F 1 "+3.3V" H 7215 973 50 0000 C CNN
|
|
|
|
F 2 "" H 7200 800 50 0001 C CNN
|
|
|
|
F 3 "" H 7200 800 50 0001 C CNN
|
|
|
|
1 7200 800
|
|
|
|
1 0 0 -1
|
|
|
|
$EndComp
|
|
|
|
$Comp
|
|
|
|
L power:+3.3V #PWR018
|
|
|
|
U 1 1 5D30E1CC
|
|
|
|
P 7600 800
|
|
|
|
F 0 "#PWR018" H 7600 650 50 0001 C CNN
|
|
|
|
F 1 "+3.3V" H 7615 973 50 0000 C CNN
|
|
|
|
F 2 "" H 7600 800 50 0001 C CNN
|
|
|
|
F 3 "" H 7600 800 50 0001 C CNN
|
|
|
|
1 7600 800
|
|
|
|
1 0 0 -1
|
|
|
|
$EndComp
|
|
|
|
Text Label 7300 2000 1 39 ~ 0
|
|
|
|
I2C_SDA
|
|
|
|
Text Label 7700 2000 1 39 ~ 0
|
|
|
|
I2C_SCL
|
|
|
|
Wire Notes Line
|
|
|
|
8000 2250 8000 550
|
|
|
|
Wire Notes Line
|
|
|
|
8000 550 5250 550
|
|
|
|
Wire Notes Line
|
|
|
|
5250 550 5250 2250
|
|
|
|
Wire Notes Line
|
|
|
|
5250 2250 8000 2250
|
|
|
|
Wire Notes Line
|
|
|
|
8100 2250 8100 550
|
|
|
|
Wire Notes Line
|
|
|
|
8100 550 10000 550
|
|
|
|
Wire Notes Line
|
|
|
|
10000 550 10000 2250
|
|
|
|
Wire Notes Line
|
|
|
|
10000 2250 8100 2250
|
|
|
|
NoConn ~ 9800 4450
|
|
|
|
NoConn ~ 9800 4350
|
|
|
|
NoConn ~ 9800 3950
|
|
|
|
NoConn ~ 9800 3850
|
|
|
|
NoConn ~ 9800 3750
|
|
|
|
NoConn ~ 8250 3650
|
|
|
|
NoConn ~ 8250 3950
|
|
|
|
NoConn ~ 8250 4150
|
|
|
|
NoConn ~ 8250 4250
|
|
|
|
NoConn ~ 8250 4550
|
|
|
|
Wire Wire Line
|
|
|
|
7600 800 7600 850
|
|
|
|
Wire Wire Line
|
|
|
|
7200 800 7200 850
|
|
|
|
Wire Wire Line
|
|
|
|
9400 800 9400 850
|
|
|
|
Wire Wire Line
|
|
|
|
8850 800 8850 850
|
|
|
|
Wire Wire Line
|
|
|
|
9400 1200 9400 1150
|
|
|
|
Wire Wire Line
|
|
|
|
8850 1200 8850 1150
|
|
|
|
Wire Wire Line
|
|
|
|
1750 5350 1800 5350
|
|
|
|
Wire Wire Line
|
|
|
|
2250 5950 2250 5900
|
|
|
|
Wire Wire Line
|
|
|
|
2250 6250 2250 6300
|
|
|
|
Wire Wire Line
|
|
|
|
2900 1900 2900 1950
|
|
|
|
Wire Wire Line
|
|
|
|
2450 1900 2450 1950
|
|
|
|
Wire Wire Line
|
|
|
|
3600 1500 3600 1550
|
|
|
|
Wire Wire Line
|
|
|
|
4100 1800 4100 1850
|
|
|
|
Wire Wire Line
|
|
|
|
1800 2900 1800 2950
|
|
|
|
Wire Wire Line
|
|
|
|
1800 3550 1800 3600
|
|
|
|
Text Notes 5000 1050 0 50 ~ 10
|
|
|
|
PTT
|
|
|
|
Text Notes 5800 2450 0 50 ~ 10
|
|
|
|
AUDIO INPUT
|
|
|
|
Text Notes 6600 4650 0 50 ~ 10
|
|
|
|
AUDIO OUTPUT
|
|
|
|
Text Notes 6550 2450 0 50 ~ 10
|
|
|
|
OP AMP POWER
|
|
|
|
Text Notes 5250 650 0 50 ~ 10
|
|
|
|
PERSISTENT CONFIGURATION
|
|
|
|
Text Notes 8100 2250 0 50 ~ 10
|
|
|
|
INDICATOR LEDS
|
|
|
|
Wire Notes Line
|
|
|
|
7200 4550 7200 6400
|
|
|
|
Wire Notes Line
|
|
|
|
7200 6400 6800 6400
|
|
|
|
Wire Notes Line
|
|
|
|
6800 6400 6800 6650
|
|
|
|
Wire Notes Line
|
|
|
|
6800 6650 550 6650
|
|
|
|
NoConn ~ 8250 3550
|
|
|
|
NoConn ~ 8250 3350
|
|
|
|
NoConn ~ 8250 4350
|
|
|
|
NoConn ~ 9800 4050
|
|
|
|
NoConn ~ 8250 3150
|
|
|
|
NoConn ~ 9800 3550
|
|
|
|
NoConn ~ 9800 3650
|
|
|
|
Wire Wire Line
|
|
|
|
9800 4250 9750 4250
|
|
|
|
Wire Wire Line
|
|
|
|
8250 3250 8200 3250
|
|
|
|
Wire Wire Line
|
|
|
|
8250 4450 8200 4450
|
|
|
|
Wire Wire Line
|
|
|
|
8250 3750 7700 3750
|
|
|
|
Text Label 7750 3850 0 39 ~ 0
|
|
|
|
DC_OFFSET
|
|
|
|
Text Label 7750 3750 0 39 ~ 0
|
|
|
|
DAC_AUDIO
|
|
|
|
Wire Wire Line
|
|
|
|
8250 3850 7700 3850
|
|
|
|
Wire Wire Line
|
|
|
|
8250 4050 7700 4050
|
|
|
|
$Comp
|
|
|
|
L power:GND #PWR023
|
|
|
|
U 1 1 5D12E6C2
|
|
|
|
P 9750 4250
|
|
|
|
F 0 "#PWR023" H 9750 4000 50 0001 C CNN
|
|
|
|
F 1 "GND" H 9755 4077 50 0000 C CNN
|
|
|
|
F 2 "" H 9750 4250 50 0001 C CNN
|
|
|
|
F 3 "" H 9750 4250 50 0001 C CNN
|
|
|
|
1 9750 4250
|
|
|
|
0 1 1 0
|
|
|
|
$EndComp
|
|
|
|
Text Label 9350 3250 0 39 ~ 0
|
|
|
|
AUDIO_ATTEN
|
|
|
|
Wire Wire Line
|
|
|
|
9800 3250 9300 3250
|
|
|
|
Text Label 9350 3350 0 39 ~ 0
|
|
|
|
PTT_MULTIPLEX
|
|
|
|
Text Label 9350 4150 0 39 ~ 0
|
|
|
|
PTT_SIMPLEX
|
|
|
|
Wire Wire Line
|
|
|
|
9800 4150 9300 4150
|
|
|
|
Wire Wire Line
|
|
|
|
9800 3350 9300 3350
|
|
|
|
Text Label 9350 4550 0 39 ~ 0
|
|
|
|
LED_DCD
|
|
|
|
$Comp
|
|
|
|
L power:GND #PWR025
|
|
|
|
U 1 1 5D078E8F
|
|
|
|
P 8200 4450
|
|
|
|
F 0 "#PWR025" H 8200 4200 50 0001 C CNN
|
|
|
|
F 1 "GND" H 8205 4277 50 0000 C CNN
|
|
|
|
F 2 "" H 8200 4450 50 0001 C CNN
|
|
|
|
F 3 "" H 8200 4450 50 0001 C CNN
|
|
|
|
1 8200 4450
|
|
|
|
0 1 1 0
|
|
|
|
$EndComp
|
|
|
|
$Comp
|
|
|
|
L power:+3.3V #PWR019
|
|
|
|
U 1 1 5D0564C7
|
|
|
|
P 8200 3250
|
|
|
|
F 0 "#PWR019" H 8200 3100 50 0001 C CNN
|
|
|
|
F 1 "+3.3V" H 8215 3423 50 0000 C CNN
|
|
|
|
F 2 "" H 8200 3250 50 0001 C CNN
|
|
|
|
F 3 "" H 8200 3250 50 0001 C CNN
|
|
|
|
1 8200 3250
|
|
|
|
0 -1 -1 0
|
|
|
|
$EndComp
|
|
|
|
Wire Wire Line
|
|
|
|
9800 4550 9300 4550
|
|
|
|
Wire Wire Line
|
|
|
|
9800 3450 9300 3450
|
|
|
|
Wire Wire Line
|
|
|
|
8250 3450 7700 3450
|
|
|
|
Wire Wire Line
|
|
|
|
9800 3150 9300 3150
|
|
|
|
$Comp
|
|
|
|
L NUCLEO-F303K8:NUCLEO-F303K8 A1
|
|
|
|
U 1 1 5D02FE05
|
|
|
|
P 10200 3850
|
|
|
|
F 0 "A1" V 10262 4678 50 0000 L CNN
|
|
|
|
F 1 "NUCLEO-L432KC" V 10353 4678 50 0000 L CNN
|
|
|
|
F 2 "MODULE_NUCLEO-F303K8" H 10200 3850 50 0001 L BNN
|
|
|
|
F 3 "NUCLEO-L432KC" H 10200 3850 50 0001 L BNN
|
|
|
|
F 4 "Unavailable" H 10200 3850 50 0001 L BNN "Field4"
|
|
|
|
F 5 "None" H 10200 3850 50 0001 L BNN "Field5"
|
|
|
|
F 6 "STM32 Nucleo-32 development board with STM32L432KC MCU, supports Arduino connectivity" H 10200 3850 50 0001 L BNN "Field6"
|
|
|
|
F 7 "STMicroelectronics" H 10200 3850 50 0001 L BNN "Field7"
|
|
|
|
F 8 "None" H 10200 3850 50 0001 L BNN "Field8"
|
|
|
|
1 10200 3850
|
|
|
|
-1 0 0 1
|
|
|
|
$EndComp
|
|
|
|
$Comp
|
|
|
|
L NUCLEO-F303K8:NUCLEO-F303K8 A1
|
|
|
|
U 2 1 5D030D63
|
|
|
|
P 8650 3850
|
|
|
|
F 0 "A1" V 8712 4678 50 0000 L CNN
|
|
|
|
F 1 "NUCLEO-L432KC" V 8803 4678 50 0000 L CNN
|
|
|
|
F 2 "MODULE_NUCLEO-F303K8" H 8650 3850 50 0001 L BNN
|
|
|
|
F 3 "NUCLEO-L432KC" H 8650 3850 50 0001 L BNN
|
|
|
|
F 4 "Unavailable" H 8650 3850 50 0001 L BNN "Field4"
|
|
|
|
F 5 "None" H 8650 3850 50 0001 L BNN "Field5"
|
|
|
|
F 6 "STM32 Nucleo-32 development board with STM32L432KC MCU, supports Arduino connectivity" H 8650 3850 50 0001 L BNN "Field6"
|
|
|
|
F 7 "STMicroelectronics" H 8650 3850 50 0001 L BNN "Field7"
|
|
|
|
F 8 "None" H 8650 3850 50 0001 L BNN "Field8"
|
|
|
|
2 8650 3850
|
|
|
|
-1 0 0 1
|
|
|
|
$EndComp
|
|
|
|
Text Label 7750 4050 0 39 ~ 0
|
|
|
|
I2C_SCL
|
|
|
|
Text Label 7750 3450 0 39 ~ 0
|
|
|
|
ADC_AUDIO
|
|
|
|
Text Label 9350 3450 0 39 ~ 0
|
|
|
|
LED_TX
|
|
|
|
Text Label 9350 3150 0 39 ~ 0
|
|
|
|
I2C_SDA
|
|
|
|
$EndSCHEMATC
|