189 lines
4.6 KiB
Plaintext
189 lines
4.6 KiB
Plaintext
EESchema Schematic File Version 4
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EELAYER 30 0
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EELAYER END
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$Descr A4 11693 8268
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encoding utf-8
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Sheet 1 1
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Title ""
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Date ""
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Rev ""
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Comp ""
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Comment1 ""
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Comment2 ""
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Comment3 ""
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Comment4 ""
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$EndDescr
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$Comp
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L Device:R R2
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U 1 1 5EC31CEC
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P 4600 2500
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F 0 "R2" H 4670 2546 50 0000 L CNN
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F 1 "10K" H 4670 2455 50 0000 L CNN
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F 2 "Resistor_SMD:R_0402_1005Metric" V 4530 2500 50 0001 C CNN
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F 3 "~" H 4600 2500 50 0001 C CNN
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1 4600 2500
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1 0 0 -1
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$EndComp
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$Comp
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L Device:R R1
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U 1 1 5EC30F8F
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P 4300 2500
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F 0 "R1" H 4370 2546 50 0000 L CNN
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F 1 "3.3K" H 4370 2455 50 0000 L CNN
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F 2 "Resistor_SMD:R_0402_1005Metric" V 4230 2500 50 0001 C CNN
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F 3 "~" H 4300 2500 50 0001 C CNN
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1 4300 2500
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1 0 0 -1
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$EndComp
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Text GLabel 3900 3450 1 50 Input ~ 0
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12v
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Text GLabel 4400 3450 1 50 Input ~ 0
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GND
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$Comp
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L Regulator_Linear:LD1117S33TR_SOT223 U2
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U 1 1 5EC32906
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P 4500 1650
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F 0 "U2" H 4500 1892 50 0000 C CNN
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F 1 "LD1117S33TR_SOT223" H 4500 1801 50 0000 C CNN
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F 2 "Package_TO_SOT_SMD:SOT-223-3_TabPin2" H 4500 1850 50 0001 C CNN
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F 3 "http://www.st.com/st-web-ui/static/active/en/resource/technical/document/datasheet/CD00000544.pdf" H 4600 1400 50 0001 C CNN
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1 4500 1650
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-1 0 0 1
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$EndComp
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Text GLabel 4800 1650 2 50 Input ~ 0
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12v
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Text GLabel 4200 1650 0 50 Input ~ 0
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3.3v
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Text GLabel 4500 1350 0 50 Input ~ 0
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GND
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Text GLabel 4600 2350 1 50 Input ~ 0
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12v
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Wire Wire Line
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4600 2650 4300 2650
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Text GLabel 4300 2350 1 50 Input ~ 0
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GND
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Text GLabel 4300 2650 0 50 Input ~ 0
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VBatSensor
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Text GLabel 2800 2350 3 50 Input ~ 0
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VBatSensor
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Text GLabel 2200 1750 0 50 Input ~ 0
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GND
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Text GLabel 3400 1750 2 50 Input ~ 0
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3.3v
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Text GLabel 3000 2350 3 50 Input ~ 0
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CurrentSensor
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$Comp
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L MCU_Microchip_ATtiny:ATtiny85-20SU U1
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U 1 1 5EC2F108
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P 2800 1750
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F 0 "U1" H 2271 1796 50 0000 R CNN
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F 1 "ATtiny85-20SU" H 2271 1705 50 0000 R CNN
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F 2 "Package_SO:SOIJ-8_5.3x5.3mm_P1.27mm" H 2800 1750 50 0001 C CIN
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F 3 "http://ww1.microchip.com/downloads/en/DeviceDoc/atmel-2586-avr-8-bit-microcontroller-attiny25-attiny45-attiny85_datasheet.pdf" H 2800 1750 50 0001 C CNN
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1 2800 1750
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0 1 1 0
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$EndComp
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Text GLabel 2700 2350 3 50 Input ~ 0
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T_C
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Text GLabel 2900 2350 3 50 Input ~ 0
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SCL
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Text GLabel 3100 2350 3 50 Input ~ 0
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SDA
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$Comp
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L Device:R R4
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U 1 1 5F803F9D
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P 5300 2500
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F 0 "R4" H 5370 2546 50 0000 L CNN
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F 1 "10k" H 5370 2455 50 0000 L CNN
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F 2 "Resistor_SMD:R_0402_1005Metric" V 5230 2500 50 0001 C CNN
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F 3 "~" H 5300 2500 50 0001 C CNN
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1 5300 2500
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1 0 0 -1
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$EndComp
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Text GLabel 2600 2350 3 50 Input ~ 0
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R
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Text GLabel 5300 2650 3 50 Input ~ 0
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R
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Text GLabel 5300 2350 1 50 Input ~ 0
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3.3v
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$Comp
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L Device:R C1
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U 1 1 5F8051D0
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P 3700 2250
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F 0 "C1" H 3770 2296 50 0000 L CNN
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F 1 "22uF" H 3770 2205 50 0000 L CNN
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F 2 "Capacitor_SMD:C_0805_2012Metric" V 3630 2250 50 0001 C CNN
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F 3 "~" H 3700 2250 50 0001 C CNN
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1 3700 2250
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1 0 0 -1
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$EndComp
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Text GLabel 3700 2100 1 50 Input ~ 0
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3.3v
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Text GLabel 3700 2400 3 50 Input ~ 0
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GND
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Text GLabel 4200 3450 1 50 Input ~ 0
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T
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$Comp
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L Device:R R3
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U 1 1 5F813E79
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P 4950 2950
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F 0 "R3" H 5020 2996 50 0000 L CNN
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F 1 "10k" H 5020 2905 50 0000 L CNN
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F 2 "Resistor_SMD:R_0402_1005Metric" V 4880 2950 50 0001 C CNN
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F 3 "~" H 4950 2950 50 0001 C CNN
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1 4950 2950
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1 0 0 -1
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$EndComp
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Text GLabel 4950 3100 3 50 Input ~ 0
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T
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Text GLabel 4950 2800 1 50 Input ~ 0
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T_C
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$Comp
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L Connector:Conn_01x06_Male J1
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U 1 1 5F8168A9
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P 4100 3650
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F 0 "J1" V 4254 3262 50 0000 R CNN
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F 1 "Conn_01x06_Male" V 4163 3262 50 0000 R CNN
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F 2 "Connector_PinHeader_2.54mm:PinHeader_1x06_P2.54mm_Horizontal" H 4100 3650 50 0001 C CNN
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F 3 "~" H 4100 3650 50 0001 C CNN
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1 4100 3650
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0 -1 -1 0
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$EndComp
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Text GLabel 4300 3450 1 50 Input ~ 0
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CurrentSensor
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Text GLabel 4100 3450 1 50 Input ~ 0
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SCL
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Text GLabel 4000 3450 1 50 Input ~ 0
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SDA
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$Comp
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L Device:R C2
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U 1 1 5F823DED
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P 5500 1650
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F 0 "C2" H 5570 1696 50 0000 L CNN
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F 1 "22uF" H 5570 1605 50 0000 L CNN
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F 2 "Capacitor_SMD:C_0805_2012Metric" V 5430 1650 50 0001 C CNN
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F 3 "~" H 5500 1650 50 0001 C CNN
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1 5500 1650
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1 0 0 -1
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$EndComp
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Text GLabel 5500 1500 1 50 Input ~ 0
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12v
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Text GLabel 5500 1800 3 50 Input ~ 0
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GND
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$Comp
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L Connector:Conn_01x02_Male J2
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U 1 1 5F81605B
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P 3000 3700
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F 0 "J2" V 3154 3512 50 0000 R CNN
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F 1 "Conn_01x02_Male" V 3063 3512 50 0000 R CNN
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F 2 "Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical" H 3000 3700 50 0001 C CNN
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F 3 "~" H 3000 3700 50 0001 C CNN
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1 3000 3700
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0 -1 -1 0
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$EndComp
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Text GLabel 3000 3500 1 50 Input ~ 0
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3.3v
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Text GLabel 3100 3500 1 50 Input ~ 0
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GND
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$EndSCHEMATC
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