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929 lines
20 KiB

EESchema Schematic File Version 4
LIBS:uartinator-cache
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 Interface_USB:CP2102N-A01-GQFN24 U1
U 1 1 5AC66521
P 7300 2200
F 0 "U1" H 7700 1400 50 0000 C CNN
F 1 "CP2102N-A01-GQFN24" V 7350 2250 50 0000 C CNN
F 2 "Package_DFN_QFN:QFN-24-1EP_4x4mm_P0.5mm_EP2.6x2.6mm" H 7750 1400 50 0001 L CNN
F 3 "http://www.silabs.com/support%20documents/technicaldocs/cp2102n-datasheet.pdf" H 7350 1150 50 0001 C CNN
1 7300 2200
1 0 0 -1
$EndComp
$Comp
L NTB010x:NTB0104BQ115 U2
U 1 1 5AC67566
P 8800 1800
F 0 "U2" H 9050 1400 50 0000 C CNN
F 1 "NTB0104BQ115" H 9200 2200 50 0000 C CNN
F 2 "DHVQFN:DHVQFN14_EP_3x2.5_Pitch0.5mm" H 8900 1600 50 0001 C CNN
F 3 "" H 8900 1600 50 0001 C CNN
1 8800 1800
1 0 0 1
$EndComp
Wire Wire Line
8400 1700 7900 1700
Wire Wire Line
7900 1800 8400 1800
Wire Wire Line
7900 1900 8400 1900
Wire Wire Line
7900 2000 8400 2000
NoConn ~ 7900 2100
NoConn ~ 7900 2200
NoConn ~ 7900 2300
NoConn ~ 7900 1600
$Comp
L Connector:USB_B_Micro J1
U 1 1 5AC67975
P 1300 1550
F 0 "J1" H 1355 2017 50 0000 C CNN
F 1 "USB_B_Micro" H 1355 1926 50 0000 C CNN
F 2 "Connector_USB:USB_Micro-B_Molex-105017-0001" H 1450 1500 50 0001 C CNN
F 3 "~" H 1450 1500 50 0001 C CNN
1 1300 1550
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR01
U 1 1 5AC67A2B
P 1300 2100
F 0 "#PWR01" H 1300 1850 50 0001 C CNN
F 1 "GND" H 1305 1927 50 0000 C CNN
F 2 "" H 1300 2100 50 0001 C CNN
F 3 "" H 1300 2100 50 0001 C CNN
1 1300 2100
1 0 0 -1
$EndComp
Wire Wire Line
1200 2000 1300 2000
Wire Wire Line
1300 2000 1300 2100
Wire Wire Line
1300 1950 1300 2000
Connection ~ 1300 2000
NoConn ~ 1600 1750
$Comp
L Device:R_Small R2
U 1 1 5AC6807B
P 5850 2650
F 0 "R2" H 5791 2604 50 0000 R CNN
F 1 "47.5k" H 5791 2695 50 0000 R CNN
F 2 "Resistor_SMD:R_0603_1608Metric" H 5850 2650 50 0001 C CNN
F 3 "~" H 5850 2650 50 0001 C CNN
1 5850 2650
-1 0 0 1
$EndComp
$Comp
L Device:R_Small R1
U 1 1 5AC6816E
P 5850 2350
F 0 "R1" H 5791 2304 50 0000 R CNN
F 1 "22.1k" H 5791 2395 50 0000 R CNN
F 2 "Resistor_SMD:R_0603_1608Metric" H 5850 2350 50 0001 C CNN
F 3 "~" H 5850 2350 50 0001 C CNN
1 5850 2350
-1 0 0 1
$EndComp
Wire Wire Line
6700 2600 6300 2600
Wire Wire Line
6700 2700 6300 2700
Text Label 6350 2600 0 50 ~ 0
D_P
Text Label 6350 2700 0 50 ~ 0
D_M
Wire Wire Line
1600 1650 1950 1650
Text Label 1700 1550 0 50 ~ 0
D_P
Text Label 1700 1650 0 50 ~ 0
D_M
Text Label 1700 1350 0 50 ~ 0
VBUS
$Comp
L power:GND #PWR06
U 1 1 5AC68F64
P 5850 2800
F 0 "#PWR06" H 5850 2550 50 0001 C CNN
F 1 "GND" H 5855 2627 50 0000 C CNN
F 2 "" H 5850 2800 50 0001 C CNN
F 3 "" H 5850 2800 50 0001 C CNN
1 5850 2800
1 0 0 -1
$EndComp
Wire Wire Line
5850 2750 5850 2800
Wire Wire Line
5850 2450 5850 2500
Connection ~ 5850 2500
Wire Wire Line
5850 2500 5850 2550
Wire Wire Line
6700 2200 5850 2200
Wire Wire Line
5850 2250 5850 2200
Connection ~ 5850 2200
NoConn ~ 7900 2500
NoConn ~ 7900 2600
$Comp
L power:GND #PWR07
U 1 1 5AC6BF1B
P 7400 3250
F 0 "#PWR07" H 7400 3000 50 0001 C CNN
F 1 "GND" H 7405 3077 50 0000 C CNN
F 2 "" H 7400 3250 50 0001 C CNN
F 3 "" H 7400 3250 50 0001 C CNN
1 7400 3250
1 0 0 -1
$EndComp
Wire Wire Line
7400 3100 7400 3200
Wire Wire Line
7300 3100 7300 3200
Wire Wire Line
7300 3200 7400 3200
Connection ~ 7400 3200
Wire Wire Line
7400 3200 7400 3250
$Comp
L power:VBUS #PWR05
U 1 1 5AC6CC2C
P 5650 2100
F 0 "#PWR05" H 5650 1950 50 0001 C CNN
F 1 "VBUS" H 5665 2273 50 0000 C CNN
F 2 "" H 5650 2100 50 0001 C CNN
F 3 "" H 5650 2100 50 0001 C CNN
1 5650 2100
1 0 0 -1
$EndComp
Wire Wire Line
5650 2200 5650 2100
Wire Wire Line
5650 2200 5850 2200
$Comp
L power:VBUS #PWR03
U 1 1 5AC6D1CF
P 2050 1200
F 0 "#PWR03" H 2050 1050 50 0001 C CNN
F 1 "VBUS" H 2065 1373 50 0000 C CNN
F 2 "" H 2050 1200 50 0001 C CNN
F 3 "" H 2050 1200 50 0001 C CNN
1 2050 1200
1 0 0 -1
$EndComp
Wire Wire Line
2050 1350 2050 1200
Wire Wire Line
1600 1350 2050 1350
$Comp
L power:+1V8 #PWR022
U 1 1 5AC6EDA8
P 6600 1300
F 0 "#PWR022" H 6600 1150 50 0001 C CNN
F 1 "+1V8" H 6615 1473 50 0000 C CNN
F 2 "" H 6600 1300 50 0001 C CNN
F 3 "" H 6600 1300 50 0001 C CNN
1 6600 1300
1 0 0 -1
$EndComp
$Comp
L Device:R_Small R3
U 1 1 5AC6EF0B
P 6600 1450
F 0 "R3" H 6659 1496 50 0000 L CNN
F 1 "1k" H 6659 1405 50 0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" H 6600 1450 50 0001 C CNN
F 3 "~" H 6600 1450 50 0001 C CNN
1 6600 1450
1 0 0 -1
$EndComp
Wire Wire Line
6600 1300 6600 1350
Wire Wire Line
6700 1600 6600 1600
Wire Wire Line
6600 1600 6600 1550
$Comp
L power:+3V3 #PWR023
U 1 1 5AC6FFA0
P 7200 1150
F 0 "#PWR023" H 7200 1000 50 0001 C CNN
F 1 "+3V3" H 7215 1323 50 0000 C CNN
F 2 "" H 7200 1150 50 0001 C CNN
F 3 "" H 7200 1150 50 0001 C CNN
1 7200 1150
1 0 0 -1
$EndComp
$Comp
L power:PWR_FLAG #FLG02
U 1 1 5AC705D1
P 6900 1150
F 0 "#FLG02" H 6900 1225 50 0001 C CNN
F 1 "PWR_FLAG" H 6900 1324 50 0000 C CNN
F 2 "" H 6900 1150 50 0001 C CNN
F 3 "" H 6900 1150 50 0001 C CNN
1 6900 1150
1 0 0 -1
$EndComp
Wire Wire Line
7200 1150 7200 1200
Wire Wire Line
6900 1150 6900 1200
Wire Wire Line
6900 1200 7200 1200
Connection ~ 7200 1200
Wire Wire Line
7200 1200 7200 1300
$Comp
L power:+1V8 #PWR027
U 1 1 5AC73556
P 8750 2350
F 0 "#PWR027" H 8750 2200 50 0001 C CNN
F 1 "+1V8" H 8765 2523 50 0000 C CNN
F 2 "" H 8750 2350 50 0001 C CNN
F 3 "" H 8750 2350 50 0001 C CNN
1 8750 2350
-1 0 0 1
$EndComp
$Comp
L Connector_Generic:Conn_02x03_Odd_Even J3
U 1 1 5AC73EC0
P 1750 4600
F 0 "J3" H 1800 4917 50 0000 C CNN
F 1 "VSEL" H 1800 4350 50 0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_2x03_P2.54mm_Vertical" H 1750 4600 50 0001 C CNN
F 3 "~" H 1750 4600 50 0001 C CNN
1 1750 4600
1 0 0 -1
$EndComp
$Comp
L power:+1V8 #PWR011
U 1 1 5AC74271
P 1400 4400
F 0 "#PWR011" H 1400 4250 50 0001 C CNN
F 1 "+1V8" H 1415 4573 50 0000 C CNN
F 2 "" H 1400 4400 50 0001 C CNN
F 3 "" H 1400 4400 50 0001 C CNN
1 1400 4400
1 0 0 -1
$EndComp
Wire Wire Line
1550 4500 1400 4500
Wire Wire Line
1400 4500 1400 4400
$Comp
L power:+3V3 #PWR09
U 1 1 5AC74B1F
P 1300 4600
F 0 "#PWR09" H 1300 4450 50 0001 C CNN
F 1 "+3V3" H 1315 4773 50 0000 C CNN
F 2 "" H 1300 4600 50 0001 C CNN
F 3 "" H 1300 4600 50 0001 C CNN
1 1300 4600
0 -1 -1 0
$EndComp
Wire Wire Line
1550 4600 1300 4600
$Comp
L power:VBUS #PWR012
U 1 1 5AC75F5A
P 1400 4800
F 0 "#PWR012" H 1400 4650 50 0001 C CNN
F 1 "VBUS" H 1415 4973 50 0000 C CNN
F 2 "" H 1400 4800 50 0001 C CNN
F 3 "" H 1400 4800 50 0001 C CNN
1 1400 4800
-1 0 0 1
$EndComp
Wire Wire Line
1550 4700 1400 4700
Wire Wire Line
1400 4700 1400 4800
Text Notes 825 4075 0 50 ~ 0
Voltage selection for level shifter\nLeave open for external 1.8-5v
Wire Notes Line
800 3900 2400 3900
Wire Notes Line
2400 3900 2400 5200
Wire Notes Line
2400 5200 800 5200
Wire Notes Line
800 5200 800 3900
$Comp
L Power_Extra:VDUT #PWR014
U 1 1 5AC78FC3
P 2150 4350
F 0 "#PWR014" H 2150 4200 50 0001 C CNN
F 1 "VDUT" H 2167 4523 50 0000 C CNN
F 2 "" H 2150 4350 50 0001 C CNN
F 3 "" H 2150 4350 50 0001 C CNN
1 2150 4350
1 0 0 -1
$EndComp
Wire Wire Line
2050 4700 2150 4700
Wire Wire Line
2150 4700 2150 4600
Wire Wire Line
2050 4600 2150 4600
Connection ~ 2150 4600
Wire Wire Line
2150 4600 2150 4500
Wire Wire Line
2050 4500 2150 4500
Connection ~ 2150 4500
Wire Wire Line
2150 4500 2150 4350
Wire Wire Line
7300 1300 7450 1300
Wire Wire Line
7450 1300 7450 1200
$Comp
L power:+1V8 #PWR024
U 1 1 5AC7C1D9
P 7450 1150
F 0 "#PWR024" H 7450 1000 50 0001 C CNN
F 1 "+1V8" H 7465 1323 50 0000 C CNN
F 2 "" H 7450 1150 50 0001 C CNN
F 3 "" H 7450 1150 50 0001 C CNN
1 7450 1150
1 0 0 -1
$EndComp
$Comp
L Power_Extra:VDUT #PWR029
U 1 1 5AC7C2A3
P 8850 2500
F 0 "#PWR029" H 8850 2350 50 0001 C CNN
F 1 "VDUT" H 8867 2673 50 0000 C CNN
F 2 "" H 8850 2500 50 0001 C CNN
F 3 "" H 8850 2500 50 0001 C CNN
1 8850 2500
-1 0 0 1
$EndComp
$Comp
L power:GND #PWR028
U 1 1 5AC7E0B2
P 8550 1200
F 0 "#PWR028" H 8550 950 50 0001 C CNN
F 1 "GND" H 8555 1027 50 0000 C CNN
F 2 "" H 8550 1200 50 0001 C CNN
F 3 "" H 8550 1200 50 0001 C CNN
1 8550 1200
1 0 0 -1
$EndComp
$Comp
L Regulator_Linear_Extra:MIC5365-18 U3
U 1 1 5AC81908
P 1750 6050
F 0 "U3" H 1750 6392 50 0000 C CNN
F 1 "MIC5365-18" H 1750 6301 50 0000 C CNN
F 2 "Package_TO_SOT_SMD:SOT-23-5" H 1750 6375 50 0001 C CNN
F 3 "http://www.diodes.com/_files/datasheets/AP131.pdf" H 1750 6050 50 0001 C CNN
1 1750 6050
1 0 0 -1
$EndComp
$Comp
L power:VBUS #PWR010
U 1 1 5AC81B0D
P 1300 5800
F 0 "#PWR010" H 1300 5650 50 0001 C CNN
F 1 "VBUS" H 1315 5973 50 0000 C CNN
F 2 "" H 1300 5800 50 0001 C CNN
F 3 "" H 1300 5800 50 0001 C CNN
1 1300 5800
1 0 0 -1
$EndComp
Wire Wire Line
1450 5950 1300 5950
Wire Wire Line
1300 5950 1300 5800
$Comp
L power:GND #PWR08
U 1 1 5AC82B76
P 900 6100
F 0 "#PWR08" H 900 5850 50 0001 C CNN
F 1 "GND" H 905 5927 50 0000 C CNN
F 2 "" H 900 6100 50 0001 C CNN
F 3 "" H 900 6100 50 0001 C CNN
1 900 6100
1 0 0 -1
$EndComp
$Comp
L Device:C_Small C1
U 1 1 5AC82C46
P 1100 5950
F 0 "C1" V 871 5950 50 0000 C CNN
F 1 "1uF" V 962 5950 50 0000 C CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 1100 5950 50 0001 C CNN
F 3 "~" H 1100 5950 50 0001 C CNN
1 1100 5950
0 1 1 0
$EndComp
Wire Wire Line
1300 5950 1200 5950
Connection ~ 1300 5950
Wire Wire Line
1000 5950 900 5950
Wire Wire Line
900 5950 900 6100
$Comp
L Device:C_Small C2
U 1 1 5AC8503C
P 2400 5950
F 0 "C2" V 2171 5950 50 0000 C CNN
F 1 "1uF" V 2262 5950 50 0000 C CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 2400 5950 50 0001 C CNN
F 3 "~" H 2400 5950 50 0001 C CNN
1 2400 5950
0 1 1 0
$EndComp
$Comp
L power:GND #PWR017
U 1 1 5AC850F2
P 2600 6100
F 0 "#PWR017" H 2600 5850 50 0001 C CNN
F 1 "GND" H 2605 5927 50 0000 C CNN
F 2 "" H 2600 6100 50 0001 C CNN
F 3 "" H 2600 6100 50 0001 C CNN
1 2600 6100
1 0 0 -1
$EndComp
Wire Wire Line
2500 5950 2600 5950
Wire Wire Line
2600 5950 2600 6100
Wire Wire Line
2300 5950 2150 5950
$Comp
L power:+1V8 #PWR015
U 1 1 5AC89F37
P 2150 5800
F 0 "#PWR015" H 2150 5650 50 0001 C CNN
F 1 "+1V8" H 2165 5973 50 0000 C CNN
F 2 "" H 2150 5800 50 0001 C CNN
F 3 "" H 2150 5800 50 0001 C CNN
1 2150 5800
1 0 0 -1
$EndComp
Wire Wire Line
2150 5800 2150 5950
Connection ~ 2150 5950
Wire Wire Line
2150 5950 2050 5950
NoConn ~ 2050 6050
$Comp
L power:GND #PWR013
U 1 1 5AC8C8C1
P 1750 6450
F 0 "#PWR013" H 1750 6200 50 0001 C CNN
F 1 "GND" H 1755 6277 50 0000 C CNN
F 2 "" H 1750 6450 50 0001 C CNN
F 3 "" H 1750 6450 50 0001 C CNN
1 1750 6450
1 0 0 -1
$EndComp
Wire Wire Line
1750 6350 1750 6450
$Comp
L Connector_Generic:Conn_01x06 J4
U 1 1 5AC8F664
P 9800 1900
F 0 "J4" H 9880 1892 50 0000 L CNN
F 1 "Conn_01x06" H 9880 1801 50 0000 L CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x06_P2.54mm_Horizontal" H 9800 1900 50 0001 C CNN
F 3 "~" H 9800 1900 50 0001 C CNN
1 9800 1900
1 0 0 1
$EndComp
$Comp
L Power_Extra:VDUT #PWR031
U 1 1 5AC8F77F
P 9525 1500
F 0 "#PWR031" H 9525 1350 50 0001 C CNN
F 1 "VDUT" H 9542 1673 50 0000 C CNN
F 2 "" H 9525 1500 50 0001 C CNN
F 3 "" H 9525 1500 50 0001 C CNN
1 9525 1500
1 0 0 -1
$EndComp
Wire Wire Line
9600 1600 9525 1600
Wire Wire Line
9525 1600 9525 1500
Wire Wire Line
9600 1700 9200 1700
Wire Wire Line
9200 1800 9600 1800
Wire Wire Line
9600 1900 9200 1900
Wire Wire Line
9200 2000 9600 2000
Text Label 7950 1700 0 50 ~ 0
CTS_1V8
Text Label 7950 1800 0 50 ~ 0
RTS_1V8
Text Label 7950 1900 0 50 ~ 0
RXD_1V8
Text Label 7950 2000 0 50 ~ 0
TXD_1V8
Text Label 9250 1700 0 50 ~ 0
CTS_VDUT
Text Label 9250 1800 0 50 ~ 0
RTS_VDUT
Text Label 9250 1900 0 50 ~ 0
RXD_VDUT
Text Label 9250 2000 0 50 ~ 0
TXD_VDUT
$Comp
L power:GND #PWR032
U 1 1 5AC96D4F
P 9525 2200
F 0 "#PWR032" H 9525 1950 50 0001 C CNN
F 1 "GND" H 9530 2027 50 0000 C CNN
F 2 "" H 9525 2200 50 0001 C CNN
F 3 "" H 9525 2200 50 0001 C CNN
1 9525 2200
1 0 0 -1
$EndComp
Wire Wire Line
9600 2100 9525 2100
Wire Wire Line
9525 2100 9525 2200
Wire Wire Line
6700 2000 6150 2000
Text Label 6250 2000 0 50 ~ 0
~SUSPEND~
Text Label 8850 1250 1 50 ~ 0
~SUSPEND~
$Comp
L Device:R_Small R6
U 1 1 5AC9DB57
P 9000 1150
F 0 "R6" V 9000 1150 50 0000 C CNN
F 1 "10k" V 9075 1150 50 0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" H 9000 1150 50 0001 C CNN
F 3 "~" H 9000 1150 50 0001 C CNN
1 9000 1150
0 -1 -1 0
$EndComp
$Comp
L power:+1V8 #PWR030
U 1 1 5ACA139C
P 9150 1050
F 0 "#PWR030" H 9150 900 50 0001 C CNN
F 1 "+1V8" H 9165 1223 50 0000 C CNN
F 2 "" H 9150 1050 50 0001 C CNN
F 3 "" H 9150 1050 50 0001 C CNN
1 9150 1050
1 0 0 -1
$EndComp
$Comp
L power:+3V3 #PWR026
U 1 1 5ACA31E1
P 8475 3600
F 0 "#PWR026" H 8475 3450 50 0001 C CNN
F 1 "+3V3" V 8490 3728 50 0000 L CNN
F 2 "" H 8475 3600 50 0001 C CNN
F 3 "" H 8475 3600 50 0001 C CNN
1 8475 3600
0 1 1 0
$EndComp
$Comp
L Device:LED_Small_ALT D2
U 1 1 5ACA3350
P 8000 3450
F 0 "D2" V 7925 3250 50 0000 L CNN
F 1 "TX_LED" V 8025 3075 50 0000 L CNN
F 2 "LED_SMD:LED_0603_1608Metric" V 8000 3450 50 0001 C CNN
F 3 "~" V 8000 3450 50 0001 C CNN
1 8000 3450
0 1 1 0
$EndComp
$Comp
L Device:LED_Small_ALT D3
U 1 1 5ACA3423
P 8175 3450
F 0 "D3" V 8100 3550 50 0000 L CNN
F 1 "RX_LED" V 8175 3550 50 0000 L CNN
F 2 "LED_SMD:LED_0603_1608Metric" V 8175 3450 50 0001 C CNN
F 3 "~" V 8175 3450 50 0001 C CNN
1 8175 3450
0 1 1 0
$EndComp
Wire Wire Line
8000 2800 7900 2800
Wire Wire Line
8175 2700 7900 2700
$Comp
L Device:R_Small R4
U 1 1 5ACB4E3E
P 8000 3150
F 0 "R4" H 7800 3175 50 0000 L CNN
F 1 "360R" H 7700 3100 50 0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" H 8000 3150 50 0001 C CNN
F 3 "~" H 8000 3150 50 0001 C CNN
1 8000 3150
1 0 0 -1
$EndComp
$Comp
L Device:R_Small R5
U 1 1 5ACB4E90
P 8175 3150
F 0 "R5" H 8275 3175 50 0000 L CNN
F 1 "360R" H 8275 3100 50 0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" H 8175 3150 50 0001 C CNN
F 3 "~" H 8175 3150 50 0001 C CNN
1 8175 3150
1 0 0 -1
$EndComp
Wire Wire Line
8175 2700 8175 3050
Wire Wire Line
8175 3350 8175 3250
Wire Wire Line
8000 3250 8000 3350
Wire Wire Line
8000 3050 8000 2800
Wire Wire Line
5850 2500 6700 2500
$Comp
L power:VBUS #PWR018
U 1 1 5ACE9384
P 3000 850
F 0 "#PWR018" H 3000 700 50 0001 C CNN
F 1 "VBUS" H 3015 1023 50 0000 C CNN
F 2 "" H 3000 850 50 0001 C CNN
F 3 "" H 3000 850 50 0001 C CNN
1 3000 850
1 0 0 -1
$EndComp
$Comp
L Device:C_Small C3
U 1 1 5ACE9515
P 3000 1025
F 0 "C3" H 2909 1071 50 0000 R CNN
F 1 "4.7uF" H 2909 980 50 0000 R CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 3000 1025 50 0001 C CNN
F 3 "~" H 3000 1025 50 0001 C CNN
1 3000 1025
1 0 0 -1
$EndComp
$Comp
L Device:C_Small C4
U 1 1 5ACE956D
P 3200 1025
F 0 "C4" H 3292 1071 50 0000 L CNN
F 1 "0.1uF" H 3292 980 50 0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 3200 1025 50 0001 C CNN
F 3 "~" H 3200 1025 50 0001 C CNN
1 3200 1025
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR019
U 1 1 5ACE9622
P 3200 1300
F 0 "#PWR019" H 3200 1050 50 0001 C CNN
F 1 "GND" H 3205 1127 50 0000 C CNN
F 2 "" H 3200 1300 50 0001 C CNN
F 3 "" H 3200 1300 50 0001 C CNN
1 3200 1300
1 0 0 -1
$EndComp
Wire Wire Line
3200 1125 3200 1225
Wire Wire Line
3200 1225 3000 1225
Wire Wire Line
3000 1225 3000 1125
Connection ~ 3200 1225
Wire Wire Line
3200 1225 3200 1300
Wire Wire Line
3200 925 3200 900
Wire Wire Line
3200 900 3000 900
Wire Wire Line
3000 900 3000 850
Wire Wire Line
3000 925 3000 900
Connection ~ 3000 900
$Comp
L Device:C_Small C7
U 1 1 5ACF4410
P 7725 1200
F 0 "C7" V 7496 1200 50 0000 C CNN
F 1 "0.1uF" V 7587 1200 50 0000 C CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 7725 1200 50 0001 C CNN
F 3 "~" H 7725 1200 50 0001 C CNN
1 7725 1200
0 1 1 0
$EndComp
$Comp
L power:GND #PWR025
U 1 1 5ACF44EC
P 7875 1275
F 0 "#PWR025" H 7875 1025 50 0001 C CNN
F 1 "GND" H 7880 1102 50 0000 C CNN
F 2 "" H 7875 1275 50 0001 C CNN
F 3 "" H 7875 1275 50 0001 C CNN
1 7875 1275
1 0 0 -1
$EndComp
Wire Wire Line
7825 1200 7875 1200
Wire Wire Line
7875 1200 7875 1275
Wire Wire Line
7625 1200 7450 1200
Connection ~ 7450 1200
Wire Wire Line
7450 1200 7450 1150
$Comp
L power:+3V3 #PWR020
U 1 1 5ACFA931
P 3825 850
F 0 "#PWR020" H 3825 700 50 0001 C CNN
F 1 "+3V3" H 3840 1023 50 0000 C CNN
F 2 "" H 3825 850 50 0001 C CNN
F 3 "" H 3825 850 50 0001 C CNN
1 3825 850
1 0 0 -1
$EndComp
$Comp
L Device:C_Small C5
U 1 1 5ACFDC66
P 3825 1025
F 0 "C5" H 3734 1071 50 0000 R CNN
F 1 "4.7uF" H 3734 980 50 0000 R CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 3825 1025 50 0001 C CNN
F 3 "~" H 3825 1025 50 0001 C CNN
1 3825 1025
1 0 0 -1
$EndComp
$Comp
L Device:C_Small C6
U 1 1 5ACFDC6C
P 4025 1025
F 0 "C6" H 4117 1071 50 0000 L CNN
F 1 "0.1uF" H 4117 980 50 0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 4025 1025 50 0001 C CNN
F 3 "~" H 4025 1025 50 0001 C CNN
1 4025 1025
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR021
U 1 1 5ACFDC72
P 4025 1300
F 0 "#PWR021" H 4025 1050 50 0001 C CNN
F 1 "GND" H 4030 1127 50 0000 C CNN
F 2 "" H 4025 1300 50 0001 C CNN
F 3 "" H 4025 1300 50 0001 C CNN
1 4025 1300
1 0 0 -1
$EndComp
Wire Wire Line
4025 1125 4025 1225
Wire Wire Line
4025 1225 3825 1225
Wire Wire Line
3825 1225 3825 1125
Connection ~ 4025 1225
Wire Wire Line
4025 1225 4025 1300
Wire Wire Line
4025 925 4025 900
Wire Wire Line
4025 900 3825 900
Wire Wire Line
3825 900 3825 850
Wire Wire Line
3825 925 3825 900
Connection ~ 3825 900
Wire Wire Line
8475 3600 8175 3600
Wire Wire Line
8175 3600 8175 3550
Wire Wire Line
8175 3600 8000 3600
Wire Wire Line
8000 3600 8000 3550
Connection ~ 8175 3600
Text Label 8000 2825 3 50 ~ 0
TX_LED
Text Label 8175 2800 3 50 ~ 0
RX_LED
Text Notes 7575 3950 0 50 ~ 0
Note: GPIOs are tied to VIO,\nbut they allow up to VIO + 2.5V,\nso 3.3v should be OK
Wire Wire Line
1450 6050 1300 6050
Wire Wire Line
1300 6050 1300 5950
NoConn ~ 6700 1900
$Comp
L power:PWR_FLAG #FLG0102
U 1 1 5AD28A87
P 2150 4800
F 0 "#FLG0102" H 2150 4875 50 0001 C CNN
F 1 "PWR_FLAG" H 2150 4973 50 0000 C CNN
F 2 "" H 2150 4800 50 0001 C CNN
F 3 "" H 2150 4800 50 0001 C CNN
1 2150 4800
-1 0 0 1
$EndComp
Wire Wire Line
2150 4800 2150 4700
Connection ~ 2150 4700
Wire Wire Line
1200 1950 1200 2000
Wire Wire Line
1600 1550 1950 1550
Wire Wire Line
8750 2250 8750 2350
Wire Wire Line
8850 2250 8850 2500
Wire Wire Line
8750 1350 8750 1100
Wire Wire Line
8750 1100 8550 1100
Wire Wire Line
8550 1100 8550 1200
Wire Wire Line
8850 1350 8850 1150
Wire Wire Line
8900 1150 8850 1150
Connection ~ 8850 1150
Wire Wire Line
8850 1150 8850 800
Wire Wire Line
9100 1150 9150 1150
Wire Wire Line
9150 1150 9150 1050
$Comp
L Device:R_Small R7
U 1 1 5AE927AC
P 2750 2600
F 0 "R7" H 2809 2646 50 0000 L CNN
F 1 "360R" H 2809 2555 50 0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" H 2750 2600 50 0001 C CNN
F 3 "~" H 2750 2600 50 0001 C CNN
1 2750 2600
1 0 0 -1
$EndComp
$Comp
L Device:LED_Small D1
U 1 1 5AE9292B
P 2750 2900
F 0 "D1" V 2796 2832 50 0000 R CNN
F 1 "PWR_LED" V 2705 2832 50 0000 R CNN
F 2 "LED_SMD:LED_0603_1608Metric" V 2750 2900 50 0001 C CNN
F 3 "~" V 2750 2900 50 0001 C CNN
1 2750 2900
0 -1 -1 0
$EndComp
$Comp
L power:GND #PWR04
U 1 1 5AE92B20
P 2750 3200
F 0 "#PWR04" H 2750 2950 50 0001 C CNN
F 1 "GND" H 2755 3027 50 0000 C CNN
F 2 "" H 2750 3200 50 0001 C CNN
F 3 "" H 2750 3200 50 0001 C CNN
1 2750 3200
1 0 0 -1
$EndComp
Wire Wire Line
2750 3000 2750 3200
$Comp
L power:+3V3 #PWR02
U 1 1 5AE95D50
P 2750 2350
F 0 "#PWR02" H 2750 2200 50 0001 C CNN
F 1 "+3V3" H 2765 2523 50 0000 C CNN
F 2 "" H 2750 2350 50 0001 C CNN
F 3 "" H 2750 2350 50 0001 C CNN
1 2750 2350
1 0 0 -1
$EndComp
Wire Wire Line
2750 2350 2750 2500
Wire Wire Line
2750 2700 2750 2800
$EndSCHEMATC