- EESchema Schematic File Version 2
- LIBS:SIM808
- LIBS:freetronics_schematic
- LIBS:custom-power
- LIBS:74xgxx
- LIBS:74xx
- LIBS:ac-dc
- LIBS:actel
- LIBS:adc-dac
- LIBS:allegro
- LIBS:Altera
- LIBS:analog_devices
- LIBS:Analog_Switch
- LIBS:analog_switches
- LIBS:atmel
- LIBS:Audio
- LIBS:Battery_Management
- LIBS:bbd
- LIBS:bosch
- LIBS:brooktre
- LIBS:cmos_ieee
- LIBS:cmos4000
- LIBS:conn
- LIBS:Connector_Generic
- LIBS:Connector_Generic_Shielded
- LIBS:Connector_Specialized
- LIBS:contrib
- LIBS:Converter_DCDC
- LIBS:CPLD_Altera
- LIBS:cypress
- LIBS:dc-dc
- LIBS:device
- LIBS:digital-audio
- LIBS:Diode
- LIBS:display
- LIBS:Display_Character
- LIBS:Display_Graphic
- LIBS:Driver_Display
- LIBS:Driver_FET
- LIBS:Driver_LED
- LIBS:dsp
- LIBS:DSP_Freescale
- LIBS:DSP_Microchip_DSPIC33
- LIBS:DSP_Texas
- LIBS:elec-unifil
- LIBS:ESD_Protection
- LIBS:FPGA_Actel
- LIBS:ftdi
- LIBS:gennum
- LIBS:Graphic
- LIBS:hc11
- LIBS:intel
- LIBS:interface
- LIBS:Interface_CAN_LIN
- LIBS:Interface_Ethernet
- LIBS:Interface_Telecom
- LIBS:Interface_USB
- LIBS:ir
- LIBS:Lattice
- LIBS:LED
- LIBS:leds
- LIBS:linear
- LIBS:Logic_74xgxx
- LIBS:Logic_74xx
- LIBS:Logic_CMOS_4000
- LIBS:Logic_CMOS_IEEE
- LIBS:Logic_Programmable
- LIBS:Logic_TTL_IEEE
- LIBS:logo
- LIBS:maxim
- LIBS:MCU_AnalogDevices
- LIBS:MCU_Infineon
- LIBS:MCU_Microchip_PIC10
- LIBS:MCU_Microchip_PIC12
- LIBS:MCU_Microchip_PIC16
- LIBS:MCU_Microchip_PIC18
- LIBS:MCU_Microchip_PIC24
- LIBS:MCU_Microchip_PIC32
- LIBS:MCU_NXP_Kinetis
- LIBS:MCU_NXP_LPC
- LIBS:MCU_NXP_S08
- LIBS:MCU_Parallax
- LIBS:MCU_SiFive
- LIBS:MCU_SiliconLabs
- LIBS:MCU_ST_STM8
- LIBS:MCU_ST_STM32
- LIBS:MCU_Texas_MSP430
- LIBS:Mechanical
- LIBS:memory
- LIBS:Memory_EEPROM
- LIBS:Memory_Flash
- LIBS:Memory_NVRAM
- LIBS:Memory_RAM
- LIBS:microchip
- LIBS:microchip_dspic33dsc
- LIBS:microchip_pic10mcu
- LIBS:microchip_pic12mcu
- LIBS:microchip_pic16mcu
- LIBS:microchip_pic18mcu
- LIBS:microchip_pic24mcu
- LIBS:microchip_pic32mcu
- LIBS:microcontrollers
- LIBS:modules
- LIBS:Motor
- LIBS:motor_drivers
- LIBS:motorola
- LIBS:motors
- LIBS:msp430
- LIBS:nordicsemi
- LIBS:nxp
- LIBS:nxp_armmcu
- LIBS:onsemi
- LIBS:opto
- LIBS:Oscillator
- LIBS:Oscillators
- LIBS:philips
- LIBS:Potentiometer_Digital
- LIBS:power
- LIBS:Power_Management
- LIBS:Power_Protection
- LIBS:powerint
- LIBS:pspice
- LIBS:Reference_Current
- LIBS:Reference_Voltage
- LIBS:references
- LIBS:regul
- LIBS:Regulator_Controller
- LIBS:Regulator_Current
- LIBS:Regulator_Linear
- LIBS:Regulator_SwitchedCapacitor
- LIBS:Regulator_Switching
- LIBS:Relay
- LIBS:relays
- LIBS:RF_AM_FM
- LIBS:RF_Bluetooth
- LIBS:RF_Module
- LIBS:RF_WiFi
- LIBS:rfcom
- LIBS:Sensor
- LIBS:Sensor_Audio
- LIBS:Sensor_Current
- LIBS:Sensor_Gas
- LIBS:Sensor_Humidity
- LIBS:Sensor_Magnetic
- LIBS:Sensor_Motion
- LIBS:Sensor_MultiFunction
- LIBS:Sensor_Optical
- LIBS:Sensor_Pressure
- LIBS:Sensor_Temperature
- LIBS:Sensor_Touch
- LIBS:Sensor_Voltage
- LIBS:sensors
- LIBS:silabs
- LIBS:siliconi
- LIBS:stm8
- LIBS:stm32
- LIBS:supertex
- LIBS:Switch
- LIBS:switches
- LIBS:texas
- LIBS:Timer
- LIBS:transf
- LIBS:Transformer
- LIBS:Transistor_BJT
- LIBS:Transistor_FET
- LIBS:Transistor_IGBT
- LIBS:transistors
- LIBS:triac_thyristor
- LIBS:ttl_ieee
- LIBS:Valve
- LIBS:valves
- LIBS:video
- LIBS:wiznet
- LIBS:Worldsemi
- LIBS:Xicor
- LIBS:xilinx
- LIBS:zetex
- LIBS:Zilog
- LIBS:custom-charge
- LIBS:gpstracker-cache
- EELAYER 25 0
- EELAYER END
- $Descr A4 11693 8268
- encoding utf-8
- Sheet 2 2
- Title ""
- Date ""
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- Comment2 ""
- Comment3 ""
- Comment4 ""
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- 1 0 0 -1
- $EndComp
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- F 3 "" H 1350 2300 50 0001 C CNN
- 1 1350 2300
- 1 0 0 -1
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- F 3 "" H 1600 1550 50 0001 C CNN
- 1 1600 1550
- 1 0 0 -1
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- F 3 "" H 4450 2400 60 0000 C CNN
- 1 4450 2400
- -1 0 0 1
- $EndComp
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- L R R18
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- F 1 "1k" V 4150 2400 50 0000 C CNN
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- F 3 "" H 4150 2400 60 0000 C CNN
- 1 4150 2400
- -1 0 0 1
- $EndComp
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- F 3 "" H 1000 2300 50 0001 C CNN
- 1 1000 2300
- 1 0 0 -1
- $EndComp
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- F 3 "" H 1850 2100 60 0000 C CNN
- 1 1850 2100
- 0 1 1 0
- $EndComp
- $Comp
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- F 1 "Rx" H 4150 1900 50 0000 C CNN
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- F 3 "" H 4150 2000 60 0000 C CNN
- 1 4150 2000
- 0 1 1 0
- $EndComp
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- F 3 "" H 4450 2000 60 0000 C CNN
- 1 4450 2000
- 0 1 1 0
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- F 2 "" H 2050 1650 50 0001 C CNN
- F 3 "" H 2050 1650 50 0001 C CNN
- 1 2050 1650
- 1 0 0 -1
- $EndComp
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- P 2000 2700
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- F 1 "GND" H 2000 2550 50 0000 C CNN
- F 2 "" H 2000 2700 50 0001 C CNN
- F 3 "" H 2000 2700 50 0001 C CNN
- 1 2000 2700
- 1 0 0 -1
- $EndComp
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- F 1 "GND" H 2800 3150 50 0000 C CNN
- F 2 "" H 2800 3300 50 0001 C CNN
- F 3 "" H 2800 3300 50 0001 C CNN
- 1 2800 3300
- 1 0 0 -1
- $EndComp
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- F 3 "" H 1250 950 50 0001 C CNN
- 1 1100 1000
- 0 1 1 0
- $EndComp
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- F 2 "" H 1350 2550 50 0001 C CNN
- F 3 "" H 1350 2550 50 0001 C CNN
- 1 1350 2550
- 1 0 0 -1
- $EndComp
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- F 2 "" H 1700 1000 50 0001 C CNN
- F 3 "" H 1700 1000 50 0001 C CNN
- 1 1700 1000
- 1 0 0 -1
- $EndComp
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- F 2 "" H 2700 1400 50 0001 C CNN
- F 3 "" H 2700 1400 50 0001 C CNN
- 1 2700 1400
- 1 0 0 -1
- $EndComp
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- NoConn ~ 3500 2900
- $Comp
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- F 3 "" H 1300 1800 50 0001 C CNN
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- $Comp
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- USB Interface
- $EndSCHEMATC
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