brymen_bm869s_ir_cable

Brymen 869s Serial PC-Comm DIY Cable.
git clone htps://git.onna.be/brymen_bm869s_ir_cable.git
Log | Files | Refs

commit 85f7fb0659abd49f51fbef5e30829f5d06526346
parent 9b80daf26d96ac7d525cef4c79e91a8453927af3
Author: Paco Esteban <paco@onna.be>
Date:   Tue,  4 Dec 2018 21:51:08 +0100

schematic

Diffstat:
CAD/electronics/brymen_bm869s_ir_to_serial/brymen_bm869s_ir_to_serial-cache.lib | 176+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
CAD/electronics/brymen_bm869s_ir_to_serial/brymen_bm869s_ir_to_serial.bak | 239+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
CAD/electronics/brymen_bm869s_ir_to_serial/brymen_bm869s_ir_to_serial.kicad_pcb | 1+
CAD/electronics/brymen_bm869s_ir_to_serial/brymen_bm869s_ir_to_serial.pro | 33+++++++++++++++++++++++++++++++++
CAD/electronics/brymen_bm869s_ir_to_serial/brymen_bm869s_ir_to_serial.sch | 241+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
5 files changed, 690 insertions(+), 0 deletions(-)

diff --git a/CAD/electronics/brymen_bm869s_ir_to_serial/brymen_bm869s_ir_to_serial-cache.lib b/CAD/electronics/brymen_bm869s_ir_to_serial/brymen_bm869s_ir_to_serial-cache.lib @@ -0,0 +1,176 @@ +EESchema-LIBRARY Version 2.4 +#encoding utf-8 +# +# Connector_Conn_01x04_Male +# +DEF Connector_Conn_01x04_Male J 0 40 Y N 1 F N +F0 "J" 0 200 50 H V C CNN +F1 "Connector_Conn_01x04_Male" 0 -300 50 H V C CNN +F2 "" 0 0 50 H I C CNN +F3 "" 0 0 50 H I C CNN +$FPLIST + Connector*:*_1x??_* +$ENDFPLIST +DRAW +S 34 -195 0 -205 1 1 6 F +S 34 -95 0 -105 1 1 6 F +S 34 5 0 -5 1 1 6 F +S 34 105 0 95 1 1 6 F +P 2 1 1 6 50 -200 34 -200 N +P 2 1 1 6 50 -100 34 -100 N +P 2 1 1 6 50 0 34 0 N +P 2 1 1 6 50 100 34 100 N +X Pin_1 1 200 100 150 L 50 50 1 1 P +X Pin_2 2 200 0 150 L 50 50 1 1 P +X Pin_3 3 200 -100 150 L 50 50 1 1 P +X Pin_4 4 200 -200 150 L 50 50 1 1 P +ENDDRAW +ENDDEF +# +# Device_D_Photo +# +DEF Device_D_Photo D 0 20 N N 1 F N +F0 "D" 20 70 50 H V L CNN +F1 "Device_D_Photo" -40 -110 50 H V C CNN +F2 "" -50 0 50 H I C CNN +F3 "" -50 0 50 H I C CNN +DRAW +P 2 0 1 8 -100 50 -100 -50 N +P 2 0 1 0 -80 70 -60 70 N +P 2 0 1 0 0 0 -100 0 N +P 3 0 1 0 -20 130 -80 70 -80 90 N +P 4 0 1 8 0 -50 0 50 -100 0 0 -50 N +P 5 0 1 0 30 130 -30 70 -30 90 -30 70 -10 70 N +X K 1 -200 0 100 R 50 50 1 1 P +X A 2 100 0 100 L 50 50 1 1 P +ENDDRAW +ENDDEF +# +# Device_LED +# +DEF Device_LED D 0 40 N N 1 F N +F0 "D" 0 100 50 H V C CNN +F1 "Device_LED" 0 -100 50 H V C CNN +F2 "" 0 0 50 H I C CNN +F3 "" 0 0 50 H I C CNN +$FPLIST + LED* + LED_SMD:* + LED_THT:* +$ENDFPLIST +DRAW +P 2 0 1 8 -50 -50 -50 50 N +P 2 0 1 0 -50 0 50 0 N +P 4 0 1 8 50 -50 50 50 -50 0 50 -50 N +P 5 0 1 0 -120 -30 -180 -90 -150 -90 -180 -90 -180 -60 N +P 5 0 1 0 -70 -30 -130 -90 -100 -90 -130 -90 -130 -60 N +X K 1 -150 0 100 R 50 50 1 1 P +X A 2 150 0 100 L 50 50 1 1 P +ENDDRAW +ENDDEF +# +# Device_R +# +DEF Device_R R 0 0 N Y 1 F N +F0 "R" 80 0 50 V V C CNN +F1 "Device_R" 0 0 50 V V C CNN +F2 "" -70 0 50 V I C CNN +F3 "" 0 0 50 H I C CNN +$FPLIST + R_* +$ENDFPLIST +DRAW +S -40 -100 40 100 0 1 10 N +X ~ 1 0 150 50 D 50 50 1 1 P +X ~ 2 0 -150 50 U 50 50 1 1 P +ENDDRAW +ENDDEF +# +# MCU_Microchip_ATtiny_ATtiny85-20PU +# +DEF MCU_Microchip_ATtiny_ATtiny85-20PU U 0 20 Y Y 1 F N +F0 "U" -500 550 50 H V L BNN +F1 "MCU_Microchip_ATtiny_ATtiny85-20PU" 100 -550 50 H V L TNN +F2 "Package_DIP:DIP-8_W7.62mm" 0 0 50 H I C CIN +F3 "" 0 0 50 H I C CNN +ALIAS ATtiny25-20PU ATtiny45V-10PU ATtiny45-20PU ATtiny85V-10PU ATtiny85-20PU +$FPLIST + DIP*W7.62mm* +$ENDFPLIST +DRAW +S -500 -500 500 500 0 1 10 f +X ~RESET~/PB5 1 600 -200 100 L 50 50 1 1 T +X XTAL1/PB3 2 600 0 100 L 50 50 1 1 T +X XTAL2/PB4 3 600 -100 100 L 50 50 1 1 T +X GND 4 0 -600 100 U 50 50 1 1 W +X AREF/PB0 5 600 300 100 L 50 50 1 1 T +X PB1 6 600 200 100 L 50 50 1 1 T +X PB2 7 600 100 100 L 50 50 1 1 T +X VCC 8 0 600 100 D 50 50 1 1 W +ENDDRAW +ENDDEF +# +# Transistor_BJT_2N3904 +# +DEF Transistor_BJT_2N3904 Q 0 0 Y N 1 F N +F0 "Q" 200 75 50 H V L CNN +F1 "Transistor_BJT_2N3904" 200 0 50 H V L CNN +F2 "Package_TO_SOT_THT:TO-92_Inline" 200 -75 50 H I L CIN +F3 "" 0 0 50 H I L CNN +$FPLIST + TO?92* +$ENDFPLIST +DRAW +C 50 0 111 0 1 10 N +P 2 0 1 0 25 25 100 100 N +P 3 0 1 0 25 -25 100 -100 100 -100 N +P 3 0 1 20 25 75 25 -75 25 -75 N +P 5 0 1 0 50 -70 70 -50 90 -90 50 -70 50 -70 F +X E 1 100 -200 100 U 50 50 1 1 P +X B 2 -200 0 225 R 50 50 1 1 P +X C 3 100 200 100 D 50 50 1 1 P +ENDDRAW +ENDDEF +# +# power_+5V +# +DEF power_+5V #PWR 0 0 Y Y 1 F P +F0 "#PWR" 0 -150 50 H I C CNN +F1 "power_+5V" 0 140 50 H V C CNN +F2 "" 0 0 50 H I C CNN +F3 "" 0 0 50 H I C CNN +DRAW +P 2 0 1 0 -30 50 0 100 N +P 2 0 1 0 0 0 0 100 N +P 2 0 1 0 0 100 30 50 N +X +5V 1 0 0 0 U 50 50 1 1 W N +ENDDRAW +ENDDEF +# +# power_GND +# +DEF power_GND #PWR 0 0 Y Y 1 F P +F0 "#PWR" 0 -250 50 H I C CNN +F1 "power_GND" 0 -150 50 H V C CNN +F2 "" 0 0 50 H I C CNN +F3 "" 0 0 50 H I C CNN +DRAW +P 6 0 1 0 0 0 0 -50 50 -50 0 -100 -50 -50 0 -50 N +X GND 1 0 0 0 D 50 50 1 1 W N +ENDDRAW +ENDDEF +# +# power_PWR_FLAG +# +DEF power_PWR_FLAG #FLG 0 0 N N 1 F P +F0 "#FLG" 0 75 50 H I C CNN +F1 "power_PWR_FLAG" 0 150 50 H V C CNN +F2 "" 0 0 50 H I C CNN +F3 "" 0 0 50 H I C CNN +DRAW +P 6 0 1 0 0 0 0 50 -40 75 0 100 40 75 0 50 N +X pwr 1 0 0 0 U 50 50 0 0 w +ENDDRAW +ENDDEF +# +#End Library diff --git a/CAD/electronics/brymen_bm869s_ir_to_serial/brymen_bm869s_ir_to_serial.bak b/CAD/electronics/brymen_bm869s_ir_to_serial/brymen_bm869s_ir_to_serial.bak @@ -0,0 +1,239 @@ +EESchema Schematic File Version 4 +EELAYER 26 0 +EELAYER END +$Descr A4 11693 8268 +encoding utf-8 +Sheet 1 1 +Title "" +Date "" +Rev "" +Comp "" +Comment1 "" +Comment2 "" +Comment3 "" +Comment4 "" +$EndDescr +$Comp +L Device:LED D1 +U 1 1 5C066F2B +P 4450 2250 +F 0 "D1" V 4488 2133 50 0000 R CNN +F 1 "LED" V 4397 2133 50 0000 R CNN +F 2 "" H 4450 2250 50 0001 C CNN +F 3 "~" H 4450 2250 50 0001 C CNN + 1 4450 2250 + 0 -1 -1 0 +$EndComp +$Comp +L Connector:Conn_01x04_Male J1 +U 1 1 5C066FF6 +P 6050 2000 +F 0 "J1" H 6023 1880 50 0000 R CNN +F 1 "Conn_01x04_Male" H 6023 1971 50 0000 R CNN +F 2 "" H 6050 2000 50 0001 C CNN +F 3 "~" H 6050 2000 50 0001 C CNN + 1 6050 2000 + -1 0 0 1 +$EndComp +$Comp +L Device:R R1 +U 1 1 5C067085 +P 4450 3050 +F 0 "R1" H 4520 3096 50 0000 L CNN +F 1 "78R" H 4520 3005 50 0000 L CNN +F 2 "" V 4380 3050 50 0001 C CNN +F 3 "~" H 4450 3050 50 0001 C CNN + 1 4450 3050 + 1 0 0 -1 +$EndComp +$Comp +L Device:D_Photo D2 +U 1 1 5C067167 +P 5000 2400 +F 0 "D2" V 4904 2557 50 0000 L CNN +F 1 "D_Photo" V 4995 2557 50 0000 L CNN +F 2 "" H 4950 2400 50 0001 C CNN +F 3 "~" H 4950 2400 50 0001 C CNN + 1 5000 2400 + 0 1 1 0 +$EndComp +$Comp +L Device:R R2 +U 1 1 5C0671D2 +P 5000 2800 +F 0 "R2" H 4930 2754 50 0000 R CNN +F 1 "2k" H 4930 2845 50 0000 R CNN +F 2 "" V 4930 2800 50 0001 C CNN +F 3 "~" H 5000 2800 50 0001 C CNN + 1 5000 2800 + -1 0 0 1 +$EndComp +$Comp +L MCU_Microchip_ATtiny:ATtiny85-20PU U1 +U 1 1 5C0672F2 +P 3400 2150 +F 0 "U1" H 2870 2196 50 0000 R CNN +F 1 "ATtiny85-20PU" H 2870 2105 50 0000 R CNN +F 2 "Package_DIP:DIP-8_W7.62mm" H 3400 2150 50 0001 C CIN +F 3 "http://ww1.microchip.com/downloads/en/DeviceDoc/atmel-2586-avr-8-bit-microcontroller-attiny25-attiny45-attiny85_datasheet.pdf" H 3400 2150 50 0001 C CNN + 1 3400 2150 + 1 0 0 -1 +$EndComp +$Comp +L power:+5V #PWR01 +U 1 1 5C0673A0 +P 5000 1400 +F 0 "#PWR01" H 5000 1250 50 0001 C CNN +F 1 "+5V" H 5015 1573 50 0000 C CNN +F 2 "" H 5000 1400 50 0001 C CNN +F 3 "" H 5000 1400 50 0001 C CNN + 1 5000 1400 + 1 0 0 -1 +$EndComp +$Comp +L power:GND #PWR02 +U 1 1 5C0673FE +P 5000 3450 +F 0 "#PWR02" H 5000 3200 50 0001 C CNN +F 1 "GND" H 5005 3277 50 0000 C CNN +F 2 "" H 5000 3450 50 0001 C CNN +F 3 "" H 5000 3450 50 0001 C CNN + 1 5000 3450 + 1 0 0 -1 +$EndComp +$Comp +L power:PWR_FLAG #FLG01 +U 1 1 5C067471 +P 5350 1400 +F 0 "#FLG01" H 5350 1475 50 0001 C CNN +F 1 "PWR_FLAG" H 5350 1574 50 0000 C CNN +F 2 "" H 5350 1400 50 0001 C CNN +F 3 "~" H 5350 1400 50 0001 C CNN + 1 5350 1400 + 1 0 0 -1 +$EndComp +$Comp +L power:PWR_FLAG #FLG02 +U 1 1 5C0674A5 +P 5350 3450 +F 0 "#FLG02" H 5350 3525 50 0001 C CNN +F 1 "PWR_FLAG" H 5350 3623 50 0000 C CNN +F 2 "" H 5350 3450 50 0001 C CNN +F 3 "~" H 5350 3450 50 0001 C CNN + 1 5350 3450 + -1 0 0 1 +$EndComp +Wire Wire Line + 5850 1800 5650 1800 +Wire Wire Line + 5650 1800 5650 1500 +Wire Wire Line + 5650 1500 5350 1500 +Wire Wire Line + 3400 1500 3400 1550 +Wire Wire Line + 5000 1400 5000 1500 +Connection ~ 5000 1500 +Wire Wire Line + 5000 1500 4450 1500 +Wire Wire Line + 5350 1400 5350 1500 +Connection ~ 5350 1500 +Wire Wire Line + 5350 1500 5000 1500 +Wire Wire Line + 4000 1850 5500 1850 +Wire Wire Line + 5500 1850 5500 1900 +Wire Wire Line + 5500 1900 5850 1900 +Wire Wire Line + 4000 1950 5500 1950 +Wire Wire Line + 5500 1950 5500 2000 +Wire Wire Line + 5500 2000 5850 2000 +NoConn ~ 4000 2250 +NoConn ~ 4000 2350 +Wire Wire Line + 5000 1500 5000 2200 +Wire Wire Line + 5000 2500 5000 2600 +Wire Wire Line + 5850 2100 5650 2100 +Wire Wire Line + 5650 2100 5650 3200 +Wire Wire Line + 5650 3200 5350 3200 +Wire Wire Line + 3400 3200 3400 2750 +Wire Wire Line + 5000 2950 5000 3200 +Connection ~ 5000 3200 +Wire Wire Line + 4150 2250 4150 2150 +Wire Wire Line + 4150 2150 4000 2150 +Wire Wire Line + 4000 2050 4700 2050 +Wire Wire Line + 4700 2050 4700 2600 +Wire Wire Line + 4700 2600 5000 2600 +Connection ~ 5000 2600 +Wire Wire Line + 5000 2600 5000 2650 +Wire Wire Line + 5000 3450 5000 3200 +Wire Wire Line + 5350 3450 5350 3200 +Connection ~ 5350 3200 +Wire Wire Line + 5350 3200 5000 3200 +Text Label 4150 1850 0 50 ~ 0 +TX +Text Label 4150 1950 0 50 ~ 0 +RX +Text Label 4150 2200 0 50 ~ 0 +M-TX +Text Label 4700 2500 0 50 ~ 0 +M-RX +$Comp +L Transistor_BJT:2N3904 Q1 +U 1 1 5C06A9ED +P 4350 2650 +F 0 "Q1" H 4541 2696 50 0000 L CNN +F 1 "2N3904" H 4541 2605 50 0000 L CNN +F 2 "Package_TO_SOT_THT:TO-92_Inline" H 4550 2575 50 0001 L CIN +F 3 "https://www.fairchildsemi.com/datasheets/2N/2N3904.pdf" H 4350 2650 50 0001 L CNN + 1 4350 2650 + 1 0 0 -1 +$EndComp +$Comp +L Device:R R3 +U 1 1 5C06AAA5 +P 4150 2400 +F 0 "R3" H 4080 2354 50 0000 R CNN +F 1 "4k7" H 4080 2445 50 0000 R CNN +F 2 "" V 4080 2400 50 0001 C CNN +F 3 "~" H 4150 2400 50 0001 C CNN + 1 4150 2400 + -1 0 0 1 +$EndComp +Wire Wire Line + 3400 3200 4450 3200 +Connection ~ 4450 3200 +Wire Wire Line + 4450 3200 5000 3200 +Wire Wire Line + 4450 2900 4450 2850 +Wire Wire Line + 4450 2400 4450 2450 +Wire Wire Line + 4450 2100 4450 1500 +Connection ~ 4450 1500 +Wire Wire Line + 4450 1500 3400 1500 +Wire Wire Line + 4150 2550 4150 2650 +$EndSCHEMATC diff --git a/CAD/electronics/brymen_bm869s_ir_to_serial/brymen_bm869s_ir_to_serial.kicad_pcb b/CAD/electronics/brymen_bm869s_ir_to_serial/brymen_bm869s_ir_to_serial.kicad_pcb @@ -0,0 +1 @@ +(kicad_pcb (version 4) (host kicad "dummy file") ) diff --git a/CAD/electronics/brymen_bm869s_ir_to_serial/brymen_bm869s_ir_to_serial.pro b/CAD/electronics/brymen_bm869s_ir_to_serial/brymen_bm869s_ir_to_serial.pro @@ -0,0 +1,33 @@ +update=22/05/2015 07:44:53 +version=1 +last_client=kicad +[general] +version=1 +RootSch= +BoardNm= +[pcbnew] +version=1 +LastNetListRead= +UseCmpFile=1 +PadDrill=0.600000000000 +PadDrillOvalY=0.600000000000 +PadSizeH=1.500000000000 +PadSizeV=1.500000000000 +PcbTextSizeV=1.500000000000 +PcbTextSizeH=1.500000000000 +PcbTextThickness=0.300000000000 +ModuleTextSizeV=1.000000000000 +ModuleTextSizeH=1.000000000000 +ModuleTextSizeThickness=0.150000000000 +SolderMaskClearance=0.000000000000 +SolderMaskMinWidth=0.000000000000 +DrawSegmentWidth=0.200000000000 +BoardOutlineThickness=0.100000000000 +ModuleOutlineThickness=0.150000000000 +[cvpcb] +version=1 +NetIExt=net +[eeschema] +version=1 +LibDir= +[eeschema/libraries] diff --git a/CAD/electronics/brymen_bm869s_ir_to_serial/brymen_bm869s_ir_to_serial.sch b/CAD/electronics/brymen_bm869s_ir_to_serial/brymen_bm869s_ir_to_serial.sch @@ -0,0 +1,241 @@ +EESchema Schematic File Version 4 +EELAYER 26 0 +EELAYER END +$Descr A4 11693 8268 +encoding utf-8 +Sheet 1 1 +Title "" +Date "" +Rev "" +Comp "" +Comment1 "" +Comment2 "" +Comment3 "" +Comment4 "" +$EndDescr +$Comp +L Device:LED D1 +U 1 1 5C066F2B +P 4450 1250 +F 0 "D1" V 4488 1133 50 0000 R CNN +F 1 "LED" V 4397 1133 50 0000 R CNN +F 2 "" H 4450 1250 50 0001 C CNN +F 3 "~" H 4450 1250 50 0001 C CNN + 1 4450 1250 + 0 -1 -1 0 +$EndComp +$Comp +L Connector:Conn_01x04_Male J1 +U 1 1 5C066FF6 +P 6050 2000 +F 0 "J1" H 6023 1880 50 0000 R CNN +F 1 "Conn_01x04_Male" H 6023 1971 50 0000 R CNN +F 2 "" H 6050 2000 50 0001 C CNN +F 3 "~" H 6050 2000 50 0001 C CNN + 1 6050 2000 + -1 0 0 1 +$EndComp +$Comp +L Device:R R1 +U 1 1 5C067085 +P 4450 1600 +F 0 "R1" H 4520 1646 50 0000 L CNN +F 1 "78R" H 4520 1555 50 0000 L CNN +F 2 "" V 4380 1600 50 0001 C CNN +F 3 "~" H 4450 1600 50 0001 C CNN + 1 4450 1600 + 1 0 0 -1 +$EndComp +$Comp +L Device:D_Photo D2 +U 1 1 5C067167 +P 5000 2400 +F 0 "D2" V 4904 2557 50 0000 L CNN +F 1 "D_Photo" V 4995 2557 50 0000 L CNN +F 2 "" H 4950 2400 50 0001 C CNN +F 3 "~" H 4950 2400 50 0001 C CNN + 1 5000 2400 + 0 1 1 0 +$EndComp +$Comp +L Device:R R2 +U 1 1 5C0671D2 +P 5000 2800 +F 0 "R2" H 4930 2754 50 0000 R CNN +F 1 "2k" H 4930 2845 50 0000 R CNN +F 2 "" V 4930 2800 50 0001 C CNN +F 3 "~" H 5000 2800 50 0001 C CNN + 1 5000 2800 + -1 0 0 1 +$EndComp +$Comp +L MCU_Microchip_ATtiny:ATtiny85-20PU U1 +U 1 1 5C0672F2 +P 3400 2150 +F 0 "U1" H 2870 2196 50 0000 R CNN +F 1 "ATtiny85-20PU" H 2870 2105 50 0000 R CNN +F 2 "Package_DIP:DIP-8_W7.62mm" H 3400 2150 50 0001 C CIN +F 3 "http://ww1.microchip.com/downloads/en/DeviceDoc/atmel-2586-avr-8-bit-microcontroller-attiny25-attiny45-attiny85_datasheet.pdf" H 3400 2150 50 0001 C CNN + 1 3400 2150 + 1 0 0 -1 +$EndComp +$Comp +L power:+5V #PWR01 +U 1 1 5C0673A0 +P 5000 1000 +F 0 "#PWR01" H 5000 850 50 0001 C CNN +F 1 "+5V" H 5015 1173 50 0000 C CNN +F 2 "" H 5000 1000 50 0001 C CNN +F 3 "" H 5000 1000 50 0001 C CNN + 1 5000 1000 + 1 0 0 -1 +$EndComp +$Comp +L power:GND #PWR02 +U 1 1 5C0673FE +P 5000 3450 +F 0 "#PWR02" H 5000 3200 50 0001 C CNN +F 1 "GND" H 5005 3277 50 0000 C CNN +F 2 "" H 5000 3450 50 0001 C CNN +F 3 "" H 5000 3450 50 0001 C CNN + 1 5000 3450 + 1 0 0 -1 +$EndComp +$Comp +L power:PWR_FLAG #FLG01 +U 1 1 5C067471 +P 5350 1000 +F 0 "#FLG01" H 5350 1075 50 0001 C CNN +F 1 "PWR_FLAG" H 5350 1174 50 0000 C CNN +F 2 "" H 5350 1000 50 0001 C CNN +F 3 "~" H 5350 1000 50 0001 C CNN + 1 5350 1000 + 1 0 0 -1 +$EndComp +$Comp +L power:PWR_FLAG #FLG02 +U 1 1 5C0674A5 +P 5350 3450 +F 0 "#FLG02" H 5350 3525 50 0001 C CNN +F 1 "PWR_FLAG" H 5350 3623 50 0000 C CNN +F 2 "" H 5350 3450 50 0001 C CNN +F 3 "~" H 5350 3450 50 0001 C CNN + 1 5350 3450 + -1 0 0 1 +$EndComp +Wire Wire Line + 4000 1850 5500 1850 +Wire Wire Line + 5500 1850 5500 1900 +Wire Wire Line + 5500 1900 5850 1900 +Wire Wire Line + 4000 1950 5500 1950 +Wire Wire Line + 5500 1950 5500 2000 +Wire Wire Line + 5500 2000 5850 2000 +NoConn ~ 4000 2250 +NoConn ~ 4000 2350 +Wire Wire Line + 5000 2500 5000 2600 +Wire Wire Line + 5850 2100 5650 2100 +Wire Wire Line + 5650 2100 5650 3200 +Wire Wire Line + 5650 3200 5350 3200 +Wire Wire Line + 3400 3200 3400 2750 +Wire Wire Line + 5000 2950 5000 3200 +Connection ~ 5000 3200 +Wire Wire Line + 4150 2250 4150 2150 +Wire Wire Line + 4150 2150 4000 2150 +Wire Wire Line + 4000 2050 4700 2050 +Wire Wire Line + 4700 2050 4700 2600 +Wire Wire Line + 4700 2600 5000 2600 +Connection ~ 5000 2600 +Wire Wire Line + 5000 2600 5000 2650 +Wire Wire Line + 5000 3450 5000 3200 +Wire Wire Line + 5350 3450 5350 3200 +Connection ~ 5350 3200 +Wire Wire Line + 5350 3200 5000 3200 +Text Label 4150 1850 0 50 ~ 0 +TX +Text Label 4150 1950 0 50 ~ 0 +RX +Text Label 4150 2200 0 50 ~ 0 +M-TX +Text Label 4700 2500 0 50 ~ 0 +M-RX +$Comp +L Transistor_BJT:2N3904 Q1 +U 1 1 5C06A9ED +P 4350 2650 +F 0 "Q1" H 4541 2696 50 0000 L CNN +F 1 "2N3904" H 4541 2605 50 0000 L CNN +F 2 "Package_TO_SOT_THT:TO-92_Inline" H 4550 2575 50 0001 L CIN +F 3 "https://www.fairchildsemi.com/datasheets/2N/2N3904.pdf" H 4350 2650 50 0001 L CNN + 1 4350 2650 + 1 0 0 -1 +$EndComp +$Comp +L Device:R R3 +U 1 1 5C06AAA5 +P 4150 2400 +F 0 "R3" H 4080 2354 50 0000 R CNN +F 1 "4k7" H 4080 2445 50 0000 R CNN +F 2 "" V 4080 2400 50 0001 C CNN +F 3 "~" H 4150 2400 50 0001 C CNN + 1 4150 2400 + -1 0 0 1 +$EndComp +Wire Wire Line + 4150 2550 4150 2650 +Wire Wire Line + 3400 3200 4450 3200 +Wire Wire Line + 5850 1800 5500 1800 +Wire Wire Line + 5500 1800 5500 1050 +Wire Wire Line + 5500 1050 5350 1050 +Wire Wire Line + 3400 1050 3400 1550 +Wire Wire Line + 5000 1000 5000 1050 +Connection ~ 5000 1050 +Wire Wire Line + 5000 1050 4450 1050 +Wire Wire Line + 5350 1000 5350 1050 +Connection ~ 5350 1050 +Wire Wire Line + 5350 1050 5000 1050 +Wire Wire Line + 5000 2200 5000 1050 +Wire Wire Line + 4450 1100 4450 1050 +Connection ~ 4450 1050 +Wire Wire Line + 4450 1050 3400 1050 +Wire Wire Line + 4450 1400 4450 1450 +Wire Wire Line + 4450 1750 4450 2450 +Wire Wire Line + 4450 2850 4450 3200 +Connection ~ 4450 3200 +Wire Wire Line + 4450 3200 5000 3200 +$EndSCHEMATC