C02usb.sch

EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 5 5
Title "RTB - C02"
Date "2024-07-13"
Rev "0"
Comp "Frank Schumacher"
Comment1 "DCC/Railcom logger"
Comment2 ""
Comment3 ""
Comment4 "Licensed under the Apache License, Version 2.0"
$EndDescr
$Comp
L Connector:USB_B_Mini J?
U 1 1 5BBDFED5
P 1500 2350
AR Path="/5BBDFED5" Ref="J?"  Part="1" 
AR Path="/5B6C6B9D/5BBDFED5" Ref="J?"  Part="1" 
AR Path="/5BBD98C6/5BBDFED5" Ref="J1"  Part="1" 
F 0 "J1" H 1555 2817 50  0000 C CNN
F 1 "USB_B_Mini" H 1555 2726 50  0000 C CNN
F 2 "RTB:USB_Micro-B_Reichelt_BWM_SMD" H 1650 2300 50  0001 C CNN
F 3 "~" H 1650 2300 50  0001 C CNN
	1    1500 2350
	1    0    0    -1  
$EndComp
$Comp
L RTB:NME0505SC U?
U 1 1 5BBDFEDC
P 3350 6400
AR Path="/5B6C6B9D/5BBDFEDC" Ref="U?"  Part="1" 
AR Path="/5BBD98C6/5BBDFEDC" Ref="U2"  Part="1" 
F 0 "U2" H 3350 6867 50  0000 C CNN
F 1 "NME0505SC" H 3350 6776 50  0000 C CNN
F 2 "RTB:DCDC-Conv_muRata_NMAxxxxSC" H 3350 6050 50  0001 C CIN
F 3 "http://power.murata.com/data/power/ncl/kdc_nma.pdf" H 3350 6400 50  0001 C CNN
	1    3350 6400
	1    0    0    -1  
$EndComp
$Comp
L Device:Ferrite_Bead L?
U 1 1 5BBDFEE3
P 2500 3100
AR Path="/5B6C6B9D/5BBDFEE3" Ref="L?"  Part="1" 
AR Path="/5BBD98C6/5BBDFEE3" Ref="L1"  Part="1" 
F 0 "L1" V 2226 3100 50  0000 C CNN
F 1 "Ferrite_Bead" V 2300 3100 50  0000 C CNN
F 2 "Inductor_SMD:L_0805_2012Metric" V 2430 3100 50  0001 C CNN
F 3 "~" H 2500 3100 50  0001 C CNN
	1    2500 3100
	0    -1   -1   0   
$EndComp
$Comp
L Device:R R?
U 1 1 5BBDFEEA
P 3050 2350
AR Path="/5B6C6B9D/5BBDFEEA" Ref="R?"  Part="1" 
AR Path="/5BBD98C6/5BBDFEEA" Ref="R16"  Part="1" 
F 0 "R16" V 2843 2350 50  0000 C CNN
F 1 "27" V 2934 2350 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 2980 2350 50  0001 C CNN
F 3 "~" H 3050 2350 50  0001 C CNN
	1    3050 2350
	0    1    1    0   
$EndComp
$Comp
L Device:R R?
U 1 1 5BBDFEF1
P 3050 2450
AR Path="/5B6C6B9D/5BBDFEF1" Ref="R?"  Part="1" 
AR Path="/5BBD98C6/5BBDFEF1" Ref="R20"  Part="1" 
F 0 "R20" V 3250 2450 50  0000 C CNN
F 1 "27" V 3150 2450 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 2980 2450 50  0001 C CNN
F 3 "~" H 3050 2450 50  0001 C CNN
	1    3050 2450
	0    1    1    0   
$EndComp
$Comp
L Device:C C?
U 1 1 5BBDFEF8
P 2000 3650
AR Path="/5B6C6B9D/5BBDFEF8" Ref="C?"  Part="1" 
AR Path="/5BBD98C6/5BBDFEF8" Ref="C5"  Part="1" 
F 0 "C5" H 1950 3450 50  0000 R CNN
F 1 "100n" H 1950 3550 50  0000 R CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 2038 3500 50  0001 C CNN
F 3 "~" H 2000 3650 50  0001 C CNN
	1    2000 3650
	-1   0    0    1   
$EndComp
NoConn ~ 1800 2550
$Comp
L power:GNDS #PWR?
U 1 1 5BBDFF04
P 2000 3900
AR Path="/5B6C6B9D/5BBDFF04" Ref="#PWR?"  Part="1" 
AR Path="/5BBD98C6/5BBDFF04" Ref="#PWR09"  Part="1" 
F 0 "#PWR09" H 2000 3650 50  0001 C CNN
F 1 "GNDS" H 2005 3727 50  0000 C CNN
F 2 "" H 2000 3900 50  0001 C CNN
F 3 "" H 2000 3900 50  0001 C CNN
	1    2000 3900
	1    0    0    -1  
$EndComp
$Comp
L power:GNDS #PWR?
U 1 1 5BBDFF0A
P 4350 3450
AR Path="/5B6C6B9D/5BBDFF0A" Ref="#PWR?"  Part="1" 
AR Path="/5BBD98C6/5BBDFF0A" Ref="#PWR016"  Part="1" 
F 0 "#PWR016" H 4350 3200 50  0001 C CNN
F 1 "GNDS" H 4355 3277 50  0000 C CNN
F 2 "" H 4350 3450 50  0001 C CNN
F 3 "" H 4350 3450 50  0001 C CNN
	1    4350 3450
	1    0    0    -1  
$EndComp
Wire Wire Line
	4250 3350 4350 3350
Connection ~ 4350 3350
Wire Wire Line
	4350 3350 4450 3350
Wire Wire Line
	4350 3350 4350 3450
$Comp
L Device:C C?
U 1 1 5BBDFF15
P 2900 3650
AR Path="/5B6C6B9D/5BBDFF15" Ref="C?"  Part="1" 
AR Path="/5BBD98C6/5BBDFF15" Ref="C6"  Part="1" 
F 0 "C6" H 2850 3850 50  0000 R CNN
F 1 "4.7u/25V" H 2850 3750 50  0000 R CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 2938 3500 50  0001 C CNN
F 3 "~" H 2900 3650 50  0001 C CNN
	1    2900 3650
	1    0    0    -1  
$EndComp
Wire Wire Line
	1800 2150 2000 2150
Wire Wire Line
	1500 3800 1700 3800
Wire Wire Line
	2000 3900 2000 3800
Connection ~ 2000 3800
Wire Wire Line
	3650 2650 3500 2650
Wire Wire Line
	3500 2650 3500 2050
Wire Wire Line
	3500 2050 3650 2050
$Comp
L Device:C C?
U 1 1 5BBDFF26
P 3500 3650
AR Path="/5B6C6B9D/5BBDFF26" Ref="C?"  Part="1" 
AR Path="/5BBD98C6/5BBDFF26" Ref="C7"  Part="1" 
F 0 "C7" H 3450 3450 50  0000 R CNN
F 1 "100n" H 3450 3550 50  0000 R CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 3538 3500 50  0001 C CNN
F 3 "~" H 3500 3650 50  0001 C CNN
	1    3500 3650
	-1   0    0    1   
$EndComp
Wire Wire Line
	3500 2050 3500 1450
Connection ~ 3500 2050
Wire Wire Line
	4450 1750 4450 1450
Wire Wire Line
	4450 1450 3500 1450
Wire Wire Line
	4250 1750 4250 1550
Wire Wire Line
	4250 1550 3300 1550
Wire Wire Line
	2000 3100 2350 3100
Connection ~ 2000 3100
Wire Wire Line
	2000 3100 2000 3500
Wire Wire Line
	2900 3500 2900 3100
$Comp
L power:GNDS #PWR?
U 1 1 5BBDFF42
P 2400 6200
AR Path="/5B6C6B9D/5BBDFF42" Ref="#PWR?"  Part="1" 
AR Path="/5BBD98C6/5BBDFF42" Ref="#PWR012"  Part="1" 
F 0 "#PWR012" H 2400 5950 50  0001 C CNN
F 1 "GNDS" H 2405 6027 50  0000 C CNN
F 2 "" H 2400 6200 50  0001 C CNN
F 3 "" H 2400 6200 50  0001 C CNN
	1    2400 6200
	0    1    1    0   
$EndComp
Wire Wire Line
	2850 6200 2400 6200
$Comp
L Device:C C?
U 1 1 5BBDFF4A
P 4200 6400
AR Path="/5B6C6B9D/5BBDFF4A" Ref="C?"  Part="1" 
AR Path="/5BBD98C6/5BBDFF4A" Ref="C8"  Part="1" 
F 0 "C8" H 4085 6354 50  0000 R CNN
F 1 "10u/25V" H 4085 6445 50  0000 R CNN
F 2 "Capacitor_SMD:C_0603_1608Metric_Pad1.05x0.95mm_HandSolder" H 4238 6250 50  0001 C CNN
F 3 "~" H 4200 6400 50  0001 C CNN
	1    4200 6400
	-1   0    0    1   
$EndComp
Wire Wire Line
	3850 6200 4200 6200
Wire Wire Line
	4200 6250 4200 6200
Wire Wire Line
	4200 6550 4200 6600
Wire Wire Line
	3850 6600 4200 6600
$Comp
L power:GNDD #PWR?
U 1 1 5BBDFF55
P 4900 6200
AR Path="/5B6C6B9D/5BBDFF55" Ref="#PWR?"  Part="1" 
AR Path="/5BBD98C6/5BBDFF55" Ref="#PWR018"  Part="1" 
F 0 "#PWR018" H 4900 5950 50  0001 C CNN
F 1 "GNDD" V 4905 6072 50  0000 R CNN
F 2 "" H 4900 6200 50  0001 C CNN
F 3 "" H 4900 6200 50  0001 C CNN
	1    4900 6200
	0    -1   -1   0   
$EndComp
Wire Wire Line
	4200 6200 4900 6200
Connection ~ 4200 6200
Wire Wire Line
	4200 6600 4950 6600
Connection ~ 4200 6600
$Comp
L Device:LED D?
U 1 1 5BBDFF6F
P 6750 4000
AR Path="/5B6C6B9D/5BBDFF6F" Ref="D?"  Part="1" 
AR Path="/5BBD98C6/5BBDFF6F" Ref="D11"  Part="1" 
F 0 "D11" H 6741 3745 50  0000 C CNN
F 1 "LED_grn" H 6741 3836 50  0000 C CNN
F 2 "LEDs:LED_0603" H 6750 4000 50  0001 C CNN
F 3 "~" H 6750 4000 50  0001 C CNN
	1    6750 4000
	1    0    0    1   
$EndComp
$Comp
L Device:LED D?
U 1 1 5BBDFF76
P 6750 4450
AR Path="/5B6C6B9D/5BBDFF76" Ref="D?"  Part="1" 
AR Path="/5BBD98C6/5BBDFF76" Ref="D12"  Part="1" 
F 0 "D12" H 6741 4195 50  0000 C CNN
F 1 "LED_grn" H 6741 4286 50  0000 C CNN
F 2 "LEDs:LED_0603" H 6750 4450 50  0001 C CNN
F 3 "~" H 6750 4450 50  0001 C CNN
	1    6750 4450
	1    0    0    1   
$EndComp
Wire Wire Line
	6600 4450 6500 4450
Wire Wire Line
	6500 4000 6600 4000
Text GLabel 7200 4000 2    50   Input ~ 0
VCCIO
$Comp
L Device:R R?
U 1 1 5BBDFF93
P 6350 4000
AR Path="/5B6C6B9D/5BBDFF93" Ref="R?"  Part="1" 
AR Path="/5BBD98C6/5BBDFF93" Ref="R22"  Part="1" 
F 0 "R22" V 6143 4000 50  0000 C CNN
F 1 "100k" V 6234 4000 50  0000 C CNN
F 2 "Resistors_SMD:R_0603" V 6280 4000 50  0001 C CNN
F 3 "~" H 6350 4000 50  0001 C CNN
	1    6350 4000
	0    1    1    0   
$EndComp
$Comp
L Device:R R?
U 1 1 5BBDFF9A
P 6350 4450
AR Path="/5B6C6B9D/5BBDFF9A" Ref="R?"  Part="1" 
AR Path="/5BBD98C6/5BBDFF9A" Ref="R23"  Part="1" 
F 0 "R23" V 6143 4450 50  0000 C CNN
F 1 "100k" V 6234 4450 50  0000 C CNN
F 2 "Resistors_SMD:R_0603" V 6280 4450 50  0001 C CNN
F 3 "~" H 6350 4450 50  0001 C CNN
	1    6350 4450
	0    1    1    0   
$EndComp
Wire Wire Line
	7050 4450 6900 4450
Wire Wire Line
	6900 4000 7050 4000
Connection ~ 7050 4000
Wire Wire Line
	7050 4000 7050 4450
Wire Wire Line
	7050 4000 7200 4000
$Comp
L Device:LED D?
U 1 1 5BBDFFA8
P 1700 3650
AR Path="/5B6C6B9D/5BBDFFA8" Ref="D?"  Part="1" 
AR Path="/5BBD98C6/5BBDFFA8" Ref="D8"  Part="1" 
F 0 "D8" V 1738 3728 50  0000 L CNN
F 1 "LED_grn" V 1400 3500 50  0000 L CNN
F 2 "LEDs:LED_0603" H 1700 3650 50  0001 C CNN
F 3 "~" H 1700 3650 50  0001 C CNN
	1    1700 3650
	0    1    -1   0   
$EndComp
$Comp
L Device:R R?
U 1 1 5BBDFFAF
P 1700 3250
AR Path="/5B6C6B9D/5BBDFFAF" Ref="R?"  Part="1" 
AR Path="/5BBD98C6/5BBDFFAF" Ref="R15"  Part="1" 
F 0 "R15" H 1900 3200 50  0000 R CNN
F 1 "100k" H 1950 3300 50  0000 R CNN
F 2 "Resistors_SMD:R_0603" V 1630 3250 50  0001 C CNN
F 3 "~" H 1700 3250 50  0001 C CNN
	1    1700 3250
	1    0    0    -1  
$EndComp
Connection ~ 1700 3800
Wire Wire Line
	1700 3800 2000 3800
Wire Wire Line
	1700 3100 2000 3100
Wire Wire Line
	1700 3400 1700 3500
$Comp
L RTB:ISO7742 U?
U 1 1 5BBDFFBA
P 6450 1950
AR Path="/5B6C6B9D/5BBDFFBA" Ref="U?"  Part="1" 
AR Path="/5BBD98C6/5BBDFFBA" Ref="U7"  Part="1" 
F 0 "U7" H 6450 2617 50  0000 C CNN
F 1 "ISO7742" H 6450 2526 50  0000 C CNN
F 2 "Housings_SSOP:SSOP-16_3.9x4.9mm_Pitch0.635mm" H 6450 1400 50  0001 C CIN
F 3 "http://www.ti.com/general/docs/lit/getliterature.tsp?genericPartNumber=iso7342c&fileType=pdf" H 6450 2350 50  0001 C CNN
	1    6450 1950
	1    0    0    -1  
$EndComp
Text GLabel 4750 1300 2    50   Output ~ 0
VCCIO
Wire Wire Line
	4450 1450 5100 1450
Wire Wire Line
	5500 1450 5500 1550
Connection ~ 4450 1450
$Comp
L Device:C C?
U 1 1 5BBDFFC7
P 5100 1600
AR Path="/5B6C6B9D/5BBDFFC7" Ref="C?"  Part="1" 
AR Path="/5BBD98C6/5BBDFFC7" Ref="C9"  Part="1" 
F 0 "C9" H 4985 1554 50  0000 R CNN
F 1 "1u" H 4985 1645 50  0000 R CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 5138 1450 50  0001 C CNN
F 3 "~" H 5100 1600 50  0001 C CNN
	1    5100 1600
	-1   0    0    1   
$EndComp
Wire Wire Line
	5100 1750 5300 1750
Wire Wire Line
	5500 1750 5500 1650
Wire Wire Line
	5500 1650 6050 1650
$Comp
L power:GNDS #PWR?
U 1 1 5BBDFFD3
P 5300 1750
AR Path="/5B6C6B9D/5BBDFFD3" Ref="#PWR?"  Part="1" 
AR Path="/5BBD98C6/5BBDFFD3" Ref="#PWR017"  Part="1" 
F 0 "#PWR017" H 5300 1500 50  0001 C CNN
F 1 "GNDS" H 5305 1577 50  0000 C CNN
F 2 "" H 5300 1750 50  0001 C CNN
F 3 "" H 5300 1750 50  0001 C CNN
	1    5300 1750
	1    0    0    -1  
$EndComp
Connection ~ 5300 1750
Wire Wire Line
	4450 1450 4450 1300
Wire Wire Line
	4450 1300 4750 1300
Wire Wire Line
	6850 2050 7300 2050
Wire Wire Line
	6850 2150 7100 2150
Wire Wire Line
	6850 2250 7100 2250
Wire Wire Line
	6850 2350 7300 2350
Wire Wire Line
	6850 1550 7100 1550
Wire Wire Line
	6850 1850 7100 1850
Connection ~ 7100 1550
$Comp
L power:GNDD #PWR?
U 1 1 5BBDFFFC
P 7700 1950
AR Path="/5B6C6B9D/5BBDFFFC" Ref="#PWR?"  Part="1" 
AR Path="/5BBD98C6/5BBDFFFC" Ref="#PWR019"  Part="1" 
F 0 "#PWR019" H 7700 1700 50  0001 C CNN
F 1 "GNDD" H 7705 1777 50  0000 C CNN
F 2 "" H 7700 1950 50  0001 C CNN
F 3 "" H 7700 1950 50  0001 C CNN
	1    7700 1950
	1    0    0    -1  
$EndComp
Wire Wire Line
	7700 1950 7700 1850
Text GLabel 7450 1300 2    50   Input ~ 0
5V
Wire Wire Line
	7450 1300 7100 1300
Wire Wire Line
	7100 1300 7100 1550
Wire Wire Line
	7100 1550 7700 1550
Text GLabel 7300 2350 2    50   Output ~ 0
~RTS
Text GLabel 7100 2150 2    50   Output ~ 0
RxD
Text GLabel 7100 2250 2    50   Input ~ 0
TxD
Text GLabel 7300 2050 2    50   Input ~ 0
~CTS
Wire Wire Line
	5050 2250 5400 2250
Wire Wire Line
	5400 2650 5050 2650
Wire Wire Line
	5300 4450 6200 4450
Wire Wire Line
	5400 4000 6200 4000
Wire Wire Line
	4250 3150 4250 3350
Wire Wire Line
	4350 3350 4350 3150
Wire Wire Line
	4450 3150 4450 3350
Wire Wire Line
	3300 1550 3300 3100
Wire Wire Line
	2000 2150 2000 3100
Wire Wire Line
	3500 2650 3500 3500
Connection ~ 3500 2650
Wire Wire Line
	1500 2750 1500 3800
$Comp
L Device:C C?
U 1 1 5BA18F6A
P 2150 2650
AR Path="/5B6C6B9D/5BA18F6A" Ref="C?"  Part="1" 
AR Path="/5BBD98C6/5BA18F6A" Ref="C14"  Part="1" 
F 0 "C14" H 2035 2604 50  0000 R CNN
F 1 "47p" H 2035 2695 50  0000 R CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 2188 2500 50  0001 C CNN
F 3 "~" H 2150 2650 50  0001 C CNN
	1    2150 2650
	-1   0    0    1   
$EndComp
$Comp
L Device:C C?
U 1 1 5BA18FE8
P 2500 2650
AR Path="/5B6C6B9D/5BA18FE8" Ref="C?"  Part="1" 
AR Path="/5BBD98C6/5BA18FE8" Ref="C15"  Part="1" 
F 0 "C15" H 2385 2604 50  0000 R CNN
F 1 "47p" H 2385 2695 50  0000 R CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 2538 2500 50  0001 C CNN
F 3 "~" H 2500 2650 50  0001 C CNN
	1    2500 2650
	-1   0    0    1   
$EndComp
Wire Wire Line
	2150 2800 2500 2800
$Comp
L power:GNDS #PWR?
U 1 1 5BA2F59E
P 2500 2800
AR Path="/5B6C6B9D/5BA2F59E" Ref="#PWR?"  Part="1" 
AR Path="/5BBD98C6/5BA2F59E" Ref="#PWR023"  Part="1" 
F 0 "#PWR023" H 2500 2550 50  0001 C CNN
F 1 "GNDS" H 2650 2700 50  0000 C CNN
F 2 "" H 2500 2800 50  0001 C CNN
F 3 "" H 2500 2800 50  0001 C CNN
	1    2500 2800
	1    0    0    -1  
$EndComp
Connection ~ 2500 2800
Connection ~ 5100 1450
Wire Wire Line
	5300 1750 5500 1750
Wire Wire Line
	5100 1450 5500 1450
Wire Wire Line
	2650 3100 2900 3100
Connection ~ 2900 3100
Wire Wire Line
	2900 3100 3150 3100
Wire Wire Line
	5600 2250 5400 2150
Wire Wire Line
	5400 2150 5050 2150
Wire Wire Line
	5800 2050 5850 2050
Wire Wire Line
	5400 2250 5800 2050
Wire Wire Line
	6050 2150 5800 2150
Wire Wire Line
	5800 2150 5600 2050
Wire Wire Line
	5600 2050 5050 2050
Wire Wire Line
	5050 2750 5300 2750
NoConn ~ 5050 2850
Text GLabel 2350 6600 0    50   Output ~ 0
VUSB
Text Label 2000 2150 0    50   ~ 0
VBUS
$Comp
L Device:R R?
U 1 1 5B8CA4A8
P 1400 3250
AR Path="/5B6C6B9D/5B8CA4A8" Ref="R?"  Part="1" 
AR Path="/5BBD98C6/5B8CA4A8" Ref="R27"  Part="1" 
F 0 "R27" H 1330 3204 50  0000 R CNN
F 1 "0" H 1330 3295 50  0000 R CNN
F 2 "Resistors_SMD:R_0603" V 1330 3250 50  0001 C CNN
F 3 "~" H 1400 3250 50  0001 C CNN
	1    1400 3250
	1    0    0    -1  
$EndComp
Wire Wire Line
	1400 2750 1400 3100
Wire Wire Line
	1400 3400 1400 3800
Wire Wire Line
	1400 3800 1500 3800
Connection ~ 1500 3800
Wire Wire Line
	3200 2450 3650 2450
Wire Wire Line
	3200 2350 3650 2350
Wire Wire Line
	2600 2350 2700 2450
Wire Wire Line
	2700 2450 2900 2450
Wire Wire Line
	2600 2450 2700 2350
Wire Wire Line
	2700 2350 2900 2350
Wire Wire Line
	1800 2450 2150 2450
Wire Wire Line
	1800 2350 2500 2350
Wire Wire Line
	2150 2500 2150 2450
Connection ~ 2150 2450
Wire Wire Line
	2150 2450 2600 2450
Wire Wire Line
	2500 2500 2500 2350
Connection ~ 2500 2350
Wire Wire Line
	2500 2350 2600 2350
Wire Wire Line
	2000 3800 2900 3800
Connection ~ 2900 3800
Wire Wire Line
	2900 3800 3150 3800
$Comp
L Device:C C?
U 1 1 5B90A63F
P 3150 3650
AR Path="/5B6C6B9D/5B90A63F" Ref="C?"  Part="1" 
AR Path="/5BBD98C6/5B90A63F" Ref="C22"  Part="1" 
F 0 "C22" H 3100 3450 50  0000 R CNN
F 1 "100n" H 3100 3550 50  0000 R CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 3188 3500 50  0001 C CNN
F 3 "~" H 3150 3650 50  0001 C CNN
	1    3150 3650
	-1   0    0    1   
$EndComp
Connection ~ 3150 3800
Wire Wire Line
	3150 3800 3500 3800
Wire Wire Line
	3150 3500 3150 3100
Connection ~ 3150 3100
Wire Wire Line
	3150 3100 3300 3100
Wire Wire Line
	5300 2750 5300 4450
Wire Wire Line
	5400 2650 5400 4000
$Comp
L Device:R R?
U 1 1 5BB13E88
P 6350 3150
AR Path="/5B6C6B9D/5BB13E88" Ref="R?"  Part="1" 
AR Path="/5BBD98C6/5BB13E88" Ref="R30"  Part="1" 
F 0 "R30" V 6143 3150 50  0000 C CNN
F 1 "4.7k" V 6234 3150 50  0000 C CNN
F 2 "Resistors_SMD:R_0603" V 6280 3150 50  0001 C CNN
F 3 "~" H 6350 3150 50  0001 C CNN
	1    6350 3150
	0    1    1    0   
$EndComp
$Comp
L Device:R R?
U 1 1 5BB13EDA
P 6350 2800
AR Path="/5B6C6B9D/5BB13EDA" Ref="R?"  Part="1" 
AR Path="/5BBD98C6/5BB13EDA" Ref="R29"  Part="1" 
F 0 "R29" V 6143 2800 50  0000 C CNN
F 1 "4.7k" V 6234 2800 50  0000 C CNN
F 2 "Resistors_SMD:R_0603" V 6280 2800 50  0001 C CNN
F 3 "~" H 6350 2800 50  0001 C CNN
	1    6350 2800
	0    1    1    0   
$EndComp
$Comp
L Device:LED D?
U 1 1 5BB1C00F
P 6750 2800
AR Path="/5B6C6B9D/5BB1C00F" Ref="D?"  Part="1" 
AR Path="/5BBD98C6/5BB1C00F" Ref="D17"  Part="1" 
F 0 "D17" H 6741 2545 50  0000 C CNN
F 1 "LED_red" H 6741 2636 50  0000 C CNN
F 2 "LEDs:LED_0603" H 6750 2800 50  0001 C CNN
F 3 "~" H 6750 2800 50  0001 C CNN
	1    6750 2800
	-1   0    0    1   
$EndComp
$Comp
L Device:LED D?
U 1 1 5BB1C13C
P 6750 3150
AR Path="/5B6C6B9D/5BB1C13C" Ref="D?"  Part="1" 
AR Path="/5BBD98C6/5BB1C13C" Ref="D18"  Part="1" 
F 0 "D18" H 6741 2895 50  0000 C CNN
F 1 "LED_red" H 6741 2986 50  0000 C CNN
F 2 "LEDs:LED_0603" H 6750 3150 50  0001 C CNN
F 3 "~" H 6750 3150 50  0001 C CNN
	1    6750 3150
	-1   0    0    1   
$EndComp
Wire Wire Line
	6500 3150 6600 3150
Wire Wire Line
	6500 2800 6600 2800
Wire Wire Line
	6900 2800 7050 2800
Wire Wire Line
	7050 2800 7050 3150
Wire Wire Line
	7050 3150 6900 3150
$Comp
L power:GNDS #PWR?
U 1 1 5BB292E8
P 7350 3000
AR Path="/5B6C6B9D/5BB292E8" Ref="#PWR?"  Part="1" 
AR Path="/5BBD98C6/5BB292E8" Ref="#PWR027"  Part="1" 
F 0 "#PWR027" H 7350 2750 50  0001 C CNN
F 1 "GNDS" H 7355 2827 50  0000 C CNN
F 2 "" H 7350 3000 50  0001 C CNN
F 3 "" H 7350 3000 50  0001 C CNN
	1    7350 3000
	1    0    0    -1  
$EndComp
Wire Wire Line
	7050 2800 7350 2800
Wire Wire Line
	7350 2800 7350 3000
Connection ~ 7050 2800
Wire Wire Line
	5600 2250 6050 2250
Wire Wire Line
	5050 2350 5750 2350
Wire Wire Line
	5850 2050 5850 2800
Wire Wire Line
	5850 2800 6200 2800
Connection ~ 5850 2050
Wire Wire Line
	5850 2050 6050 2050
Wire Wire Line
	5750 2350 5750 3150
Wire Wire Line
	5750 3150 6200 3150
Connection ~ 5750 2350
Wire Wire Line
	5750 2350 6050 2350
NoConn ~ 5050 2550
Text GLabel 7100 1850 2    50   Input ~ 0
ISPen
Wire Wire Line
	7500 1650 7500 1850
Wire Wire Line
	7500 1850 7700 1850
Wire Wire Line
	6850 1650 7500 1650
Connection ~ 7700 1850
Text Notes 700  800  0    118  ~ 0
USB
$Comp
L Interface_USB:FT230XQ U?
U 1 1 5BBDFECE
P 4350 2450
AR Path="/5BBDFECE" Ref="U?"  Part="1" 
AR Path="/5B6C6B9D/5BBDFECE" Ref="U?"  Part="1" 
AR Path="/5BBD98C6/5BBDFECE" Ref="U6"  Part="1" 
F 0 "U6" H 4600 3150 50  0000 C CNN
F 1 "FT230XQ" H 3950 3150 50  0000 C CNN
F 2 "Package_DFN_QFN:QFN-16-1EP_4x4mm_P0.65mm_EP2.5x2.5mm" H 4850 1600 50  0001 C CNN
F 3 "http://www.ftdichip.com/Support/Documents/DataSheets/ICs/DS_FT231X.pdf" H 4350 2450 50  0001 C CNN
	1    4350 2450
	1    0    0    -1  
$EndComp
Text GLabel 4950 6600 2    50   Input ~ 0
5V
$Comp
L Device:C C?
U 1 1 5BBDFFF3
P 7700 1700
AR Path="/5B6C6B9D/5BBDFFF3" Ref="C?"  Part="1" 
AR Path="/5BBD98C6/5BBDFFF3" Ref="C10"  Part="1" 
F 0 "C10" H 7585 1654 50  0000 R CNN
F 1 "1u" H 7585 1745 50  0000 R CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 7738 1550 50  0001 C CNN
F 3 "~" H 7700 1700 50  0001 C CNN
	1    7700 1700
	-1   0    0    1   
$EndComp
Wire Wire Line
	5500 1550 6050 1550
NoConn ~ 6050 1850
Wire Wire Line
	2350 6600 2850 6600
Text GLabel 3100 1550 0    50   Output ~ 0
VUSB
Wire Wire Line
	3100 1550 3300 1550
Connection ~ 3300 1550
Wire Notes Line
	850  1100 8350 1100
Wire Notes Line
	8350 1100 8350 4800
Wire Notes Line
	8350 4800 850  4800
Wire Notes Line
	850  4800 850  1100
Text Notes 950  1250 0    50   Italic 0
USB interface
Wire Notes Line
	850  5300 6200 5300
Wire Notes Line
	6200 5300 6200 7400
Wire Notes Line
	6200 7400 850  7400
Wire Notes Line
	850  7400 850  5300
Text Notes 900  5450 0    50   Italic 0
Isolated DC/DC conversion
Text Notes 1300 6400 0    50   Italic 0
USB power side
Text Notes 5350 6400 0    50   Italic 0
CPU power side
$EndSCHEMATC