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Small fixes and improvements 

* Card detect pin used
* Fix SD card slot
* Improve routing and via placement
This commit is contained in:
Mario Hüttel 2020-01-03 18:34:21 +01:00
parent 3bba68b615
commit cff848f02f
6 changed files with 5711 additions and 4715 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

300
frontend.sch
View File

@ -209,54 +209,45 @@ Wire Wire Line
$Comp
L Reference_Voltage:TL431PK U301
U 1 1 5D927A1A
P 1900 1650
F 0 "U301" V 1946 1580 50 0000 R CNN
F 1 "TL431PK" V 1855 1580 50 0000 R CNN
F 2 "Package_TO_SOT_SMD:SOT-89-3" H 1900 1500 50 0001 C CIN
F 3 "http://www.ti.com/lit/ds/symlink/tl431.pdf" H 1900 1650 50 0001 C CIN
1 1900 1650
P 1000 1650
F 0 "U301" V 1046 1580 50 0000 R CNN
F 1 "TL431PK" V 955 1580 50 0000 R CNN
F 2 "Package_TO_SOT_SMD:SOT-89-3" H 1000 1500 50 0001 C CIN
F 3 "http://www.ti.com/lit/ds/symlink/tl431.pdf" H 1000 1650 50 0001 C CIN
1 1000 1650
0 -1 -1 0
$EndComp
$Comp
L Device:R R301
U 1 1 5D929598
P 1900 1000
F 0 "R301" H 1970 1046 50 0000 L CNN
F 1 "680" H 1970 955 50 0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 1830 1000 50 0001 C CNN
F 3 "~" H 1900 1000 50 0001 C CNN
1 1900 1000
P 1000 1000
F 0 "R301" H 1070 1046 50 0000 L CNN
F 1 "680" H 1070 955 50 0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 930 1000 50 0001 C CNN
F 3 "~" H 1000 1000 50 0001 C CNN
1 1000 1000
1 0 0 -1
$EndComp
Wire Wire Line
1800 1650 1750 1650
800 1650 800 1400
Wire Wire Line
1700 1650 1700 1400
800 1400 1000 1400
Connection ~ 1000 1400
Wire Wire Line
1700 1400 1900 1400
Connection ~ 1900 1400
Wire Wire Line
1900 1400 1900 1550
Wire Wire Line
1900 1750 1900 1900
1000 1400 1000 1550
$Comp
L power:GND #PWR0302
U 1 1 5D92E1A1
P 1900 2200
F 0 "#PWR0302" H 1900 1950 50 0001 C CNN
F 1 "GND" H 1905 2027 50 0000 C CNN
F 2 "" H 1900 2200 50 0001 C CNN
F 3 "" H 1900 2200 50 0001 C CNN
1 1900 2200
P 1000 2200
F 0 "#PWR0302" H 1000 1950 50 0001 C CNN
F 1 "GND" H 1005 2027 50 0000 C CNN
F 2 "" H 1000 2200 50 0001 C CNN
F 3 "" H 1000 2200 50 0001 C CNN
1 1000 2200
1 0 0 -1
$EndComp
Wire Wire Line
1900 1900 2450 1900
Wire Wire Line
2450 1900 2450 1750
Connection ~ 1900 1900
Wire Wire Line
1900 1900 1900 2200
$Comp
L Device:C C301
U 1 1 5D932D1C
@ -273,12 +264,10 @@ Wire Wire Line
Wire Wire Line
2450 1300 2750 1300
Wire Wire Line
1900 1150 1900 1300
1000 1150 1000 1300
Connection ~ 1000 1300
Wire Wire Line
1900 1300 2000 1300
Connection ~ 1900 1300
Wire Wire Line
1900 1300 1900 1400
1000 1300 1000 1400
$Comp
L Device:R R303
U 1 1 5D9371CC
@ -294,7 +283,7 @@ Wire Wire Line
2350 1300 2450 1300
Connection ~ 2450 1300
Wire Wire Line
1900 800 1900 850
1000 800 1000 850
Wire Wire Line
2750 1300 2750 1450
Connection ~ 2750 1300
@ -315,7 +304,6 @@ Wire Wire Line
2750 1750 2750 1900
Wire Wire Line
2750 1900 2450 1900
Connection ~ 2450 1900
Wire Wire Line
7150 1600 10000 1600
Wire Wire Line
@ -328,7 +316,6 @@ Wire Wire Line
2000 1300 2000 900
Wire Wire Line
2000 900 2150 900
Connection ~ 2000 1300
Wire Wire Line
2000 1300 2050 1300
$Comp
@ -451,12 +438,12 @@ Wire Wire Line
$Comp
L power:+5VA #PWR0301
U 1 1 5D89CDE5
P 1900 800
F 0 "#PWR0301" H 1900 650 50 0001 C CNN
F 1 "+5VA" H 1915 973 50 0000 C CNN
F 2 "" H 1900 800 50 0001 C CNN
F 3 "" H 1900 800 50 0001 C CNN
1 1900 800
P 1000 800
F 0 "#PWR0301" H 1000 650 50 0001 C CNN
F 1 "+5VA" H 1015 973 50 0000 C CNN
F 2 "" H 1000 800 50 0001 C CNN
F 3 "" H 1000 800 50 0001 C CNN
1 1000 800
1 0 0 -1
$EndComp
$Comp
@ -565,25 +552,6 @@ F 3 "" H 10000 4200 50 0001 C CNN
1 0 0 -1
$EndComp
$Comp
L Device:C C307
U 1 1 5E051281
P 1750 2050
F 0 "C307" H 1865 2096 50 0000 L CNN
F 1 "10u" H 1865 2005 50 0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 1788 1900 50 0001 C CNN
F 3 "~" H 1750 2050 50 0001 C CNN
1 1750 2050
1 0 0 -1
$EndComp
Wire Wire Line
1750 2200 1900 2200
Connection ~ 1900 2200
Wire Wire Line
1750 1900 1750 1650
Connection ~ 1750 1650
Wire Wire Line
1750 1650 1700 1650
$Comp
L Sensor_Temperature:DS18B20 U306
U 1 1 5E08DC55
P 5350 6850
@ -672,14 +640,8 @@ Wire Wire Line
5350 6300 5350 6200
Text HLabel 4600 6850 0 50 BiDi ~ 0
FRONTEND_TEMP
Wire Notes Line
6500 5750 6500 7700
Wire Notes Line
6500 7700 3800 7700
Wire Notes Line
3800 7700 3800 5750
Wire Notes Line
3800 5750 6500 5750
Text Notes 3850 6000 0 50 ~ 0
Optional. Presence is detected in SW\nPopulate this circuitry, if a temperature compensation\nof the frontend is wanted
Text Notes 5450 750 0 100 ~ 20
@ -783,8 +745,6 @@ Wire Wire Line
Wire Wire Line
10600 5150 10050 5150
Connection ~ 10050 5150
Text Label 8700 5000 0 50 ~ 0
VREF
Wire Wire Line
8500 5250 8500 5100
Wire Wire Line
@ -859,20 +819,18 @@ Wire Wire Line
Wire Wire Line
9000 5150 8950 5150
Wire Wire Line
8950 5150 8950 4750
8950 5150 8950 5050
$Comp
L power:+5VA #PWR0133
U 1 1 5E22FC84
P 8950 4750
F 0 "#PWR0133" H 8950 4600 50 0001 C CNN
F 1 "+5VA" H 8965 4923 50 0000 C CNN
F 2 "" H 8950 4750 50 0001 C CNN
F 3 "" H 8950 4750 50 0001 C CNN
1 8950 4750
P 8950 5050
F 0 "#PWR0133" H 8950 4900 50 0001 C CNN
F 1 "+5VA" H 8965 5223 50 0000 C CNN
F 2 "" H 8950 5050 50 0001 C CNN
F 3 "" H 8950 5050 50 0001 C CNN
1 8950 5050
1 0 0 -1
$EndComp
Text Label 9550 5750 2 50 ~ 0
ADC_TEMP
$Comp
L Device:R R203
U 1 1 5E26BBD2
@ -931,8 +889,6 @@ F 3 "http://www.ti.com/lit/ds/symlink/ina128.pdf" H 2750 3900 50 0001 C CNN
1 2650 3900
1 0 0 -1
$EndComp
Text Label 3800 3900 2 50 ~ 0
ADC_TEMP
Wire Wire Line
3050 3900 3900 3900
$Comp
@ -995,4 +951,182 @@ F 3 "" H 3250 3600 50 0001 C CNN
1 3250 3600
1 0 0 -1
$EndComp
Text Label 4400 3900 0 50 ~ 0
TEMP_OUT
Text Label 9550 5750 2 50 ~ 0
TEMP_OUT
$Comp
L Device:C C222
U 1 1 5E2394E4
P 4250 4100
F 0 "C222" V 4502 4100 50 0000 C CNN
F 1 "1u" V 4411 4100 50 0000 C CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 4288 3950 50 0001 C CNN
F 3 "~" H 4250 4100 50 0001 C CNN
1 4250 4100
1 0 0 -1
$EndComp
Wire Wire Line
4250 4250 4250 4350
$Comp
L power:GND #PWR0148
U 1 1 5E241AC0
P 4250 4350
F 0 "#PWR0148" H 4250 4100 50 0001 C CNN
F 1 "GND" H 4255 4177 50 0000 C CNN
F 2 "" H 4250 4350 50 0001 C CNN
F 3 "" H 4250 4350 50 0001 C CNN
1 4250 4350
1 0 0 -1
$EndComp
Wire Wire Line
4250 3950 4250 3900
Wire Notes Line
3800 5750 6500 5750
Wire Notes Line
3950 7700 6500 7700
Wire Notes Line
6500 5750 6500 7700
Wire Wire Line
1000 1750 1000 2150
$Comp
L power:GND #PWR0149
U 1 1 5E102FCD
P 2450 2200
F 0 "#PWR0149" H 2450 1950 50 0001 C CNN
F 1 "GND" H 2455 2027 50 0000 C CNN
F 2 "" H 2450 2200 50 0001 C CNN
F 3 "" H 2450 2200 50 0001 C CNN
1 2450 2200
1 0 0 -1
$EndComp
Wire Wire Line
2450 2200 2450 1900
Connection ~ 2450 1900
$Comp
L Amplifier_Operational:MCP6401UT-xOT U206
U 1 1 5E115D94
P 1600 1300
F 0 "U206" H 1500 1300 50 0000 L CNN
F 1 "MCP6V31U" H 1600 1100 50 0000 L CNN
F 2 "Package_TO_SOT_SMD:SOT-23-5_HandSoldering" H 1600 1300 50 0001 L CNN
F 3 "http://ww1.microchip.com/downloads/en/devicedoc/22229d.pdf" H 1600 1300 50 0001 C CNN
1 1600 1300
1 0 0 -1
$EndComp
Wire Wire Line
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Wire Wire Line
1200 1200 1300 1200
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
1200 1400 1200 1850
Wire Wire Line
1200 1850 2000 1850
Wire Wire Line
2000 1850 2000 1300
Connection ~ 2000 1300
Wire Wire Line
1900 1300 2000 1300
Wire Wire Line
1500 1600 1500 2200
$Comp
L power:GND #PWR0150
U 1 1 5E13079F
P 1500 2200
F 0 "#PWR0150" H 1500 1950 50 0001 C CNN
F 1 "GND" H 1505 2027 50 0000 C CNN
F 2 "" H 1500 2200 50 0001 C CNN
F 3 "" H 1500 2200 50 0001 C CNN
1 1500 2200
1 0 0 -1
$EndComp
Wire Wire Line
1500 1000 1500 900
$Comp
L power:+5VA #PWR0151
U 1 1 5E137F28
P 1500 800
F 0 "#PWR0151" H 1500 650 50 0001 C CNN
F 1 "+5VA" H 1515 973 50 0000 C CNN
F 2 "" H 1500 800 50 0001 C CNN
F 3 "" H 1500 800 50 0001 C CNN
1 1500 800
1 0 0 -1
$EndComp
Wire Wire Line
800 1650 900 1650
$Comp
L Device:C C223
U 1 1 5E13B98D
P 1700 900
F 0 "C223" V 1448 900 50 0000 C CNN
F 1 "100n" V 1539 900 50 0000 C CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 1738 750 50 0001 C CNN
F 3 "~" H 1700 900 50 0001 C CNN
1 1700 900
0 1 1 0
$EndComp
Wire Wire Line
1550 900 1500 900
Connection ~ 1500 900
Wire Wire Line
1500 900 1500 800
Wire Wire Line
1850 900 1850 1000
$Comp
L power:GND #PWR0152
U 1 1 5E148ECF
P 1850 1000
F 0 "#PWR0152" H 1850 750 50 0001 C CNN
F 1 "GND" H 1855 827 50 0000 C CNN
F 2 "" H 1850 1000 50 0001 C CNN
F 3 "" H 1850 1000 50 0001 C CNN
1 1850 1000
1 0 0 -1
$EndComp
$Comp
L Device:C C224
U 1 1 5E156BC3
P 700 2000
F 0 "C224" V 448 2000 50 0000 C CNN
F 1 "DNP" V 539 2000 50 0000 C CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 738 1850 50 0001 C CNN
F 3 "~" H 700 2000 50 0001 C CNN
1 700 2000
-1 0 0 1
$EndComp
Wire Wire Line
700 2150 1000 2150
Connection ~ 1000 2150
Wire Wire Line
1000 2150 1000 2200
Wire Wire Line
700 1850 700 1650
Wire Wire Line
700 1650 800 1650
Connection ~ 800 1650
Text Label 2000 900 0 50 ~ 0
VREF_ADC
Text Label 9700 4700 2 50 ~ 0
VREF_ADC
$Comp
L Jumper:SolderJumper_2_Open JP201
U 1 1 5E19A917
P 8900 4700
F 0 "JP201" H 8900 4905 50 0000 C CNN
F 1 "EXTADC" H 8900 4814 50 0000 C CNN
F 2 "Jumper:SolderJumper-2_P1.3mm_Open_TrianglePad1.0x1.5mm" H 8900 4700 50 0001 C CNN
F 3 "~" H 8900 4700 50 0001 C CNN
1 8900 4700
1 0 0 -1
$EndComp
Wire Wire Line
8700 4700 8750 4700
Connection ~ 8700 4700
Wire Wire Line
9050 4700 9700 4700
$EndSCHEMATC

72
reflow-oven-control-pcb-cache.lib
View File

@ -540,6 +540,28 @@ X A 2 150 0 100 L 50 50 1 1 P
ENDDRAW
ENDDEF
#
# Jumper_SolderJumper_2_Open
#
DEF Jumper_SolderJumper_2_Open JP 0 0 Y N 1 F N
F0 "JP" 0 80 50 H V C CNN
F1 "Jumper_SolderJumper_2_Open" 0 -100 50 H V C CNN
F2 "" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
$FPLIST
SolderJumper*Open*
$ENDFPLIST
DRAW
A -10 0 40 901 -901 0 1 0 N -10 40 -10 -40
A -10 0 40 901 -901 0 1 0 F -10 40 -10 -40
A 10 0 40 -899 899 0 1 0 N 10 -40 10 40
A 10 0 40 -899 899 0 1 0 F 10 -40 10 40
P 2 0 1 0 -10 40 -10 -40 N
P 2 0 1 0 10 40 10 -40 N
X A 1 -150 0 100 R 50 50 1 1 P
X B 2 150 0 100 L 50 50 1 1 P
ENDDRAW
ENDDEF
#
# MCU_ST_STM32F4_STM32F407VETx
#
DEF MCU_ST_STM32F4_STM32F407VETx U 0 20 Y Y 1 F N
@ -687,6 +709,56 @@ X 1 1 0 -100 100 U 50 50 1 1 I
ENDDRAW
ENDDEF
#
# Power_Protection_USBLC6-2SC6
#
DEF Power_Protection_USBLC6-2SC6 U 0 0 Y Y 1 F N
F0 "U" 200 350 50 H V C CNN
F1 "Power_Protection_USBLC6-2SC6" 400 -400 50 H V C CNN
F2 "Package_TO_SOT_SMD:SOT-23-6" -750 400 50 H I C CNN
F3 "" 200 350 50 H I C CNN
$FPLIST
SOT?23*
$ENDFPLIST
DRAW
C -200 0 10 0 1 0 F
C -100 0 10 0 1 0 F
C 0 -250 10 0 1 0 F
C 0 250 10 0 1 0 F
C 100 0 10 0 1 0 F
C 200 0 10 0 1 0 F
S -300 -300 300 300 0 1 10 f
S -100 250 100 -250 0 1 0 N
P 2 0 1 0 -200 -100 -300 -100 N
P 2 0 1 0 -200 0 -200 -100 N
P 2 0 1 0 -200 100 -300 100 N
P 2 0 1 0 -60 -110 -140 -110 N
P 2 0 1 0 -60 190 -140 190 N
P 2 0 1 0 0 -300 0 -250 N
P 2 0 1 0 0 -250 0 50 N
P 2 0 1 0 0 50 0 250 N
P 2 0 1 0 0 250 0 300 N
P 2 0 1 0 60 -110 140 -110 N
P 2 0 1 0 60 190 140 190 N
P 2 0 1 0 200 -100 300 -100 N
P 2 0 1 0 200 0 200 -100 N
P 2 0 1 0 200 100 300 100 N
P 3 0 1 0 -100 0 -200 0 -200 100 N
P 3 0 1 0 100 0 200 0 200 100 N
P 4 0 1 0 -140 -190 -60 -190 -100 -110 -140 -190 N
P 4 0 1 0 -140 110 -60 110 -100 190 -140 110 N
P 4 0 1 0 -40 -40 40 -40 0 40 -40 -40 N
P 4 0 1 0 40 40 30 40 -40 40 -40 20 N
P 4 0 1 0 140 -190 60 -190 100 -110 140 -190 N
P 4 0 1 0 140 110 60 110 100 190 140 110 N
X IO1 1 -500 -100 200 R 50 50 1 1 P
X GND 2 0 -500 200 U 50 50 1 1 P
X IO2 3 500 -100 200 L 50 50 1 1 P
X IO2 4 500 100 200 L 50 50 1 1 P
X VBUS 5 0 500 200 D 50 50 1 1 P
X IO1 6 -500 100 200 R 50 50 1 1 P
ENDDRAW
ENDDEF
#
# Reference_Voltage_TL431PK
#
DEF Reference_Voltage_TL431PK U 0 20 N N 1 F N

9890
reflow-oven-control-pcb.kicad_pcb
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File diff suppressed because it is too large Load Diff

2
reflow-oven-control-pcb.pro
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@ -1,4 +1,4 @@
update=Wed 25 Dec 2019 06:57:25 PM CET
update=Fri 03 Jan 2020 06:00:53 PM CET
version=1
last_client=kicad
[general]

135
reflow-oven-control-pcb.sch
View File

@ -1196,4 +1196,139 @@ F 3 "~" H 4500 6700 50 0001 C CNN
1 4500 6700
1 0 0 -1
$EndComp
$Comp
L Power_Protection:USBLC6-2SC6 U103
U 1 1 5E0F7F35
P 1800 3450
F 0 "U103" H 2050 3800 50 0000 C CNN
F 1 "USBLC6-2SC6" H 1400 3800 50 0000 C CNN
F 2 "Package_TO_SOT_SMD:SOT-23-6" H 1050 3850 50 0001 C CNN
F 3 "http://www2.st.com/resource/en/datasheet/CD00050750.pdf" H 2000 3800 50 0001 C CNN
1 1800 3450
1 0 0 -1
$EndComp
$Comp
L Power_Protection:USBLC6-2SC6 U104
U 1 1 5E0FFF2E
P 3700 3450
F 0 "U104" H 3450 3800 50 0000 C CNN
F 1 "USBLC6-2SC6" H 4000 3800 50 0000 C CNN
F 2 "Package_TO_SOT_SMD:SOT-23-6" H 2950 3850 50 0001 C CNN
F 3 "http://www2.st.com/resource/en/datasheet/CD00050750.pdf" H 3900 3800 50 0001 C CNN
1 3700 3450
1 0 0 -1
$EndComp
$Comp
L power:+3V3 #PWR0143
U 1 1 5E110AFC
P 3700 2800
F 0 "#PWR0143" H 3700 2650 50 0001 C CNN
F 1 "+3V3" H 3715 2973 50 0000 C CNN
F 2 "" H 3700 2800 50 0001 C CNN
F 3 "" H 3700 2800 50 0001 C CNN
1 3700 2800
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0144
U 1 1 5E115EE3
P 1800 4000
F 0 "#PWR0144" H 1800 3750 50 0001 C CNN
F 1 "GND" H 1805 3827 50 0000 C CNN
F 2 "" H 1800 4000 50 0001 C CNN
F 3 "" H 1800 4000 50 0001 C CNN
1 1800 4000
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0145
U 1 1 5E1182C6
P 3700 4000
F 0 "#PWR0145" H 3700 3750 50 0001 C CNN
F 1 "GND" H 3705 3827 50 0000 C CNN
F 2 "" H 3700 4000 50 0001 C CNN
F 3 "" H 3700 4000 50 0001 C CNN
1 3700 4000
1 0 0 -1
$EndComp
Wire Wire Line
3700 4000 3700 3950
Wire Wire Line
1800 3950 1800 4000
Wire Wire Line
3700 2800 3700 2950
$Comp
L power:+3V3 #PWR0146
U 1 1 5E154ADD
P 1800 2800
F 0 "#PWR0146" H 1800 2650 50 0001 C CNN
F 1 "+3V3" H 1815 2973 50 0000 C CNN
F 2 "" H 1800 2800 50 0001 C CNN
F 3 "" H 1800 2800 50 0001 C CNN
1 1800 2800
1 0 0 -1
$EndComp
Wire Wire Line
1800 2800 1800 2950
Text Label 2650 3350 2 50 ~ 0
DIGIO0
Text Label 850 3550 0 50 ~ 0
DIGIO1
Text Label 4550 3550 2 50 ~ 0
DIGIO2
Text Label 2900 3350 0 50 ~ 0
DIGIO3
Wire Wire Line
2650 3350 2300 3350
Wire Wire Line
850 3350 1300 3350
Wire Wire Line
4550 3350 4200 3350
Wire Wire Line
2900 3350 3200 3350
Wire Wire Line
850 3550 1300 3550
Wire Wire Line
2300 3550 2650 3550
Wire Wire Line
3200 3550 2900 3550
Wire Wire Line
4200 3550 4550 3550
Text Label 2650 3550 2 50 ~ 0
DIGIO0
Text Label 850 3350 0 50 ~ 0
DIGIO1
Text Label 4550 3350 2 50 ~ 0
DIGIO2
Text Label 2900 3550 0 50 ~ 0
DIGIO3
$Comp
L Device:C C113
U 1 1 5E1FEFD9
P 1150 6650
F 0 "C113" H 1265 6696 50 0000 L CNN
F 1 "100n" H 1265 6605 50 0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 1188 6500 50 0001 C CNN
F 3 "~" H 1150 6650 50 0001 C CNN
1 1150 6650
0 -1 -1 0
$EndComp
$Comp
L power:+3V3 #PWR0147
U 1 1 5E205F23
P 1450 6650
F 0 "#PWR0147" H 1450 6500 50 0001 C CNN
F 1 "+3V3" H 1465 6823 50 0000 C CNN
F 2 "" H 1450 6650 50 0001 C CNN
F 3 "" H 1450 6650 50 0001 C CNN
1 1450 6650
0 1 1 0
$EndComp
Wire Wire Line
1450 6650 1300 6650
Wire Wire Line
800 7000 800 6650
Wire Wire Line
800 6650 1000 6650
Connection ~ 800 7000
$EndSCHEMATC

27
stm.sch
View File

@ -1483,10 +1483,9 @@ Wire Wire Line
Wire Wire Line
2100 6450 1600 6450
Wire Wire Line
3900 3500 3900 3850
3900 3500 3900 3650
Wire Wire Line
8100 950 8800 950
NoConn ~ 2750 3650
$Comp
L Device:C C201
U 1 1 5E579D23
@ -1646,4 +1645,28 @@ F 3 "~" H 1500 7450 50 0001 C CNN
1 1500 7450
-1 0 0 1
$EndComp
Text Label 3250 3650 2 50 ~ 0
CARD_DETECT
Text Label 7050 2250 2 50 ~ 0
CARD_DETECT
Wire Wire Line
6550 2250 7050 2250
$Comp
L Device:R R?
U 1 1 5E1C8562
P 3700 3650
F 0 "R?" V 3493 3650 50 0000 C CNN
F 1 "10k" V 3584 3650 50 0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 3630 3650 50 0001 C CNN
F 3 "~" H 3700 3650 50 0001 C CNN
1 3700 3650
0 1 1 0
$EndComp
Wire Wire Line
3850 3650 3900 3650
Connection ~ 3900 3650
Wire Wire Line
3900 3650 3900 3850
Wire Wire Line
2750 3650 3550 3650
$EndSCHEMATC