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Added PCM2704 to schematic, added relays for GND/Signal switching.

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This commit is contained in:
Mario Hüttel 2017-06-04 22:47:13 +02:00
parent ab7eaf0e61
commit 9d541f5d40
3 changed files with 830 additions and 89 deletions
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125
headphone-amp-cache.lib
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@ -16,6 +16,22 @@ X +12V 1 0 0 0 U 50 50 1 1 W N
ENDDRAW ENDDRAW
ENDDEF ENDDEF
# #
# +3V3
#
DEF +3V3 #PWR 0 0 Y Y 1 F P
F0 "#PWR" 0 -150 50 H I C CNN
F1 "+3V3" 0 140 50 H V C CNN
F2 "" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
ALIAS +3.3V
DRAW
P 2 0 1 0 -30 50 0 100 N
P 2 0 1 0 0 0 0 100 N
P 2 0 1 0 0 100 30 50 N
X +3V3 1 0 0 0 U 50 50 1 1 W N
ENDDRAW
ENDDEF
#
# -12V # -12V
# #
DEF -12V #PWR 0 0 Y Y 1 F N DEF -12V #PWR 0 0 Y Y 1 F N
@ -70,6 +86,27 @@ X ~ 2 0 -150 110 U 50 50 1 1 P
ENDDRAW ENDDRAW
ENDDEF ENDDEF
# #
# Crystal
#
DEF Crystal Y 0 40 N N 1 F N
F0 "Y" 0 150 50 H V C CNN
F1 "Crystal" 0 -150 50 H V C CNN
F2 "" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
$FPLIST
Crystal*
$ENDFPLIST
DRAW
S -45 100 45 -100 0 1 12 N
P 2 0 1 0 -100 0 -75 0 N
P 2 0 1 20 -75 -50 -75 50 N
P 2 0 1 20 75 -50 75 50 N
P 2 0 1 0 100 0 75 0 N
X 1 1 -150 0 50 R 50 50 1 1 P
X 2 2 150 0 50 L 50 50 1 1 P
ENDDRAW
ENDDEF
#
# Earth # Earth
# #
DEF ~Earth #PWR 0 0 Y Y 1 F P DEF ~Earth #PWR 0 0 Y Y 1 F P
@ -128,6 +165,94 @@ X ~ 2 0 -100 20 U 50 50 1 1 P
ENDDRAW ENDDRAW
ENDDEF ENDDEF
# #
# PCM2704
#
DEF PCM2704 U 0 40 Y Y 1 F N
F0 "U" 50 50 60 H V C CNN
F1 "PCM2704" 400 50 60 H V C CNN
F2 "" 0 0 60 H I C CNN
F3 "" 0 0 60 H I C CNN
DRAW
S 650 -1400 0 0 0 1 0 f
X XTO 1 -200 -50 200 R 50 50 1 1 O
X CK 2 -200 -150 200 R 50 50 1 1 O
X DT 3 -200 -250 200 R 50 50 1 1 B
X PSEL 4 -200 -350 200 R 50 50 1 1 I
X DOUT 5 -200 -450 200 R 50 50 1 1 O
X DGND 6 -200 -550 200 R 50 50 1 1 W
X VDD 7 -200 -650 200 R 50 50 1 1 w
X D- 8 -200 -750 200 R 50 50 1 1 B
X D+ 9 -200 -850 200 R 50 50 1 1 B
X VBUS 10 -200 -950 200 R 50 50 1 1 W
X VCCP 20 850 -850 200 L 50 50 1 1 W
X ZGND 11 -200 -1050 200 R 50 50 1 1 W
X HOST 21 850 -750 200 L 50 50 1 1 I
X AGNDL 12 -200 -1150 200 R 50 50 1 1 W
X HID0 22 850 -650 200 L 50 50 1 1 I
X VCCL 13 -200 -1250 200 R 50 50 1 1 w
X HID1 23 850 -550 200 L 50 50 1 1 I
X VOUTL 14 -200 -1350 200 R 50 50 1 1 O
X HID2 24 850 -450 200 L 50 50 1 1 I
X VOUTR 15 850 -1350 200 L 50 50 1 1 O
X TEST1 25 850 -350 200 L 50 50 1 1 I
X VCCR 16 850 -1250 200 L 50 50 1 1 w
X TEST0 26 850 -250 200 L 50 50 1 1 I
X AGNDR 17 850 -1150 200 L 50 50 1 1 W
X ~SSPND 27 850 -150 200 L 50 50 1 1 O
X VCOM 18 850 -1050 200 L 50 50 1 1 W
X XTI 28 850 -50 200 L 50 50 1 1 I
X PGND 19 850 -950 200 L 50 50 1 1 W
ENDDRAW
ENDDEF
#
# R
#
DEF R R 0 0 N Y 1 F N
F0 "R" 80 0 50 V V C CNN
F1 "R" 0 0 50 V V C CNN
F2 "" -70 0 50 V I C CNN
F3 "" 0 0 50 H I C CNN
$FPLIST
R_*
R_*
$ENDFPLIST
DRAW
S -40 -100 40 100 0 1 10 N
X ~ 1 0 150 50 D 50 50 1 1 P
X ~ 2 0 -150 50 U 50 50 1 1 P
ENDDRAW
ENDDEF
#
# Relais-2
#
DEF Relais-2 K 0 40 Y Y 3 L N
F0 "K" 0 50 60 H V C CNN
F1 "Relais-2" 400 50 60 H V C CNN
F2 "" 0 0 60 H I C CNN
F3 "" 0 0 60 H I C CNN
DRAW
S 0 -200 300 -350 1 1 0 N
P 2 1 1 0 200 -200 100 -350 N
X ~ 1 150 -550 200 U 50 50 1 1 U
X ~ 8 150 0 200 D 50 50 1 1 U
A 350 -150 112 1534 -1534 2 1 0 N 250 -100 250 -200
A 350 -150 112 1534 -1534 2 1 0 N 250 -100 250 -200
P 2 2 1 0 200 -100 350 -150 N
P 2 2 1 0 200 -100 350 -150 N
X ~ 2 0 -100 200 R 50 50 2 1 U
X ~ 2 0 -100 200 R 50 50 2 1 U
X ~ 3 550 -150 200 L 50 50 2 1 U
X ~ 3 550 -150 200 L 50 50 2 1 U
X ~ 4 0 -200 200 R 50 50 2 1 U
X ~ 4 0 -200 200 R 50 50 2 1 U
A 350 -150 112 1534 -1534 3 1 0 N 250 -100 250 -200
P 2 3 1 0 200 -100 350 -150 N
X ~ 5 0 -200 200 R 50 50 3 1 U
X ~ 6 550 -150 200 L 50 50 3 1 U
X ~ 7 0 -100 200 R 50 50 3 1 U
ENDDRAW
ENDDEF
#
# SIM2-XXXXD # SIM2-XXXXD
# #
DEF SIM2-XXXXD U 0 40 Y Y 1 F N DEF SIM2-XXXXD U 0 40 Y Y 1 F N

7
headphone-amp.pro
View File

@ -1,4 +1,4 @@
update=Thu 01 Jun 2017 07:35:46 PM CEST update=Sun 04 Jun 2017 10:19:15 PM CEST
version=1 version=1
last_client=kicad last_client=kicad
[pcbnew] [pcbnew]
@ -27,7 +27,7 @@ NetIExt=net
version=1 version=1
[eeschema] [eeschema]
version=1 version=1
LibDir=../shimattapcblibs/schematics/analog;../shimattapcblibs/schematics/power LibDir=../shimattapcblibs/schematics/analog;../shimattapcblibs/schematics/power;../shimattapcblibs/schematics/mechanic;../shimattapcblibs/schematics/ti
[eeschema/libraries] [eeschema/libraries]
LibName1=power LibName1=power
LibName2=device LibName2=device
@ -60,3 +60,6 @@ LibName28=contrib
LibName29=valves LibName29=valves
LibName30=analog LibName30=analog
LibName31=regulators LibName31=regulators
LibName32=relais
LibName33=relays
LibName35=ti

787
headphone-amp.sch
View File

@ -30,6 +30,11 @@ LIBS:contrib
LIBS:valves LIBS:valves
LIBS:analog LIBS:analog
LIBS:regulators LIBS:regulators
LIBS:relais
LIBS:relays
LIBS:Altera
LIBS:ti
LIBS:headphone-amp-cache
EELAYER 25 0 EELAYER 25 0
EELAYER END EELAYER END
$Descr A4 11693 8268 $Descr A4 11693 8268
@ -77,26 +82,10 @@ F 3 "" H 850 1750 50 0001 C CNN
1 850 1750 1 850 1750
1 0 0 -1 1 0 0 -1
$EndComp $EndComp
Wire Wire Line
850 1600 850 1750
Wire Wire Line
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Text Label 1450 1300 2 60 ~ 0 Text Label 1450 1300 2 60 ~ 0
D- D-
Wire Wire Line
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Wire Wire Line
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Wire Notes Line
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Wire Notes Line
650 1950 1150 1950
Wire Notes Line
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Wire Notes Line
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Text Notes 800 1950 0 60 ~ 0 Text Notes 800 1950 0 60 ~ 0
Earth Earth
$Comp $Comp
@ -110,8 +99,6 @@ F 3 "" H 2700 900 60 0001 C CNN
1 2700 900 1 2700 900
1 0 0 -1 1 0 0 -1
$EndComp $EndComp
Wire Wire Line
3600 1050 5500 1050
$Comp $Comp
L +12V #PWR? L +12V #PWR?
U 1 1 5930547F U 1 1 5930547F
@ -139,16 +126,12 @@ L L_Small L?
U 1 1 593054EF U 1 1 593054EF
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F 1 "L_Small" H 2030 960 50 0000 L CNN F 1 "47u" H 2030 960 50 0000 L CNN
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F 3 "" H 2000 1000 50 0001 C CNN F 3 "" H 2000 1000 50 0001 C CNN
1 2000 1000 1 2000 1000
0 -1 -1 0 0 -1 -1 0
$EndComp $EndComp
Wire Wire Line
1250 1000 1900 1000
Wire Wire Line
2100 1000 2500 1000
$Comp $Comp
L C C? L C C?
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1 2350 1200 1 2350 1200
1 0 0 -1 1 0 0 -1
$EndComp $EndComp
Wire Wire Line
2150 1050 2150 1000
Connection ~ 2150 1000
Wire Wire Line
2350 1050 2350 1000
Connection ~ 2350 1000
Wire Wire Line
1700 1050 1700 1000
Connection ~ 1700 1000
Wire Wire Line
1700 1350 1700 1750
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L Earth #PWR? L Earth #PWR?
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1 2350 1750 1 2350 1750
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Wire Wire Line
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Wire Wire Line
2150 1350 2150 1750
Wire Wire Line
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Wire Wire Line
3600 1150 3600 1450
$Comp $Comp
L CP C? L CP C?
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$EndComp $EndComp
Wire Wire Line
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Connection ~ 3800 650
Wire Wire Line
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Connection ~ 3800 1050
Wire Wire Line
3800 1400 3800 1450
Connection ~ 3800 1450
$Comp $Comp
L C C? L C C?
U 1 1 59305CF8 U 1 1 59305CF8
@ -287,15 +242,6 @@ F 3 "" H 4050 1250 50 0001 C CNN
1 4050 1250 1 4050 1250
1 0 0 -1 1 0 0 -1
$EndComp $EndComp
Wire Wire Line
4050 1000 4050 1100
Connection ~ 4050 1050
Wire Wire Line
4050 650 4050 700
Connection ~ 4050 650
Wire Wire Line
4050 1450 4050 1400
Connection ~ 4050 1450
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U 1 1 59305E94 U 1 1 59305E94
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1 4400 1450 1 4400 1450
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Wire Wire Line
3600 1450 4300 1450
Wire Wire Line
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$Comp $Comp
L L_Small L? L L_Small L?
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@ -324,10 +266,6 @@ F 4 "DLV-121-M2.0" V 4400 650 60 0001 C CNN "No."
1 4400 650 1 4400 650
0 -1 -1 0 0 -1 -1 0
$EndComp $EndComp
Wire Wire Line
4500 650 5000 650
Wire Wire Line
4500 1450 5000 1450
$Comp $Comp
L C C? L C C?
U 1 1 59306303 U 1 1 59306303
@ -372,6 +310,436 @@ F 3 "" H 5000 1250 50 0001 C CNN
1 5000 1250 1 5000 1250
1 0 0 -1 1 0 0 -1
$EndComp $EndComp
$Comp
L Earth #PWR?
U 1 1 59306CF9
P 2500 1750
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F 1 "Earth" H 2500 1600 50 0001 C CNN
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F 3 "" H 2500 1750 50 0001 C CNN
1 2500 1750
1 0 0 -1
$EndComp
$Comp
L GNDPWR #PWR?
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P 5500 1050
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F 1 "GNDPWR" H 5500 920 50 0000 C CNN
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F 3 "" H 5500 1000 50 0001 C CNN
1 5500 1050
1 0 0 -1
$EndComp
$Comp
L Relais-2 K?
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P 7200 1050
F 0 "K?" H 7200 1100 60 0000 C CNN
F 1 "Relais-2" H 7600 1100 60 0000 C CNN
F 2 "" H 7200 1050 60 0001 C CNN
F 3 "" H 7200 1050 60 0001 C CNN
1 7200 1050
1 0 0 -1
$EndComp
$Comp
L Relais-2 K?
U 2 1 59346C2C
P 7950 1050
F 0 "K?" H 7950 1100 60 0000 C CNN
F 1 "Relais-2" H 8350 1100 60 0000 C CNN
F 2 "" H 7950 1050 60 0001 C CNN
F 3 "" H 7950 1050 60 0001 C CNN
2 7950 1050
1 0 0 -1
$EndComp
$Comp
L Relais-2 K?
U 3 1 59346CB9
P 7950 1400
F 0 "K?" H 7950 1450 60 0000 C CNN
F 1 "Relais-2" H 8350 1450 60 0000 C CNN
F 2 "" H 7950 1400 60 0001 C CNN
F 3 "" H 7950 1400 60 0001 C CNN
3 7950 1400
1 0 0 -1
$EndComp
$Comp
L Relais-2 K?
U 1 1 5934743F
P 7000 3000
F 0 "K?" H 7000 3050 60 0000 C CNN
F 1 "Relais-2" H 7400 3050 60 0000 C CNN
F 2 "" H 7000 3000 60 0001 C CNN
F 3 "" H 7000 3000 60 0001 C CNN
1 7000 3000
1 0 0 -1
$EndComp
$Comp
L Relais-2 K?
U 2 1 59347445
P 8400 3300
F 0 "K?" H 8400 3350 60 0000 C CNN
F 1 "Relais-2" H 8800 3350 60 0000 C CNN
F 2 "" H 8400 3300 60 0001 C CNN
F 3 "" H 8400 3300 60 0001 C CNN
2 8400 3300
1 0 0 -1
$EndComp
$Comp
L Relais-2 K?
U 3 1 5934744B
P 8450 3900
F 0 "K?" H 8450 3950 60 0000 C CNN
F 1 "Relais-2" H 8850 3950 60 0000 C CNN
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F 3 "" H 8450 3900 60 0001 C CNN
3 8450 3900
1 0 0 -1
$EndComp
$Comp
L PCM2704 U?
U 1 1 59348397
P 2500 2550
F 0 "U?" H 2550 2600 60 0000 C CNN
F 1 "PCM2704" H 2900 2600 60 0000 C CNN
F 2 "" H 2500 2550 60 0001 C CNN
F 3 "" H 2500 2550 60 0001 C CNN
1 2500 2550
1 0 0 -1
$EndComp
$Comp
L Crystal Y?
U 1 1 59348602
P 2800 2250
F 0 "Y?" H 2800 2400 50 0000 C CNN
F 1 "Crystal" H 2800 2100 50 0000 C CNN
F 2 "" H 2800 2250 50 0001 C CNN
F 3 "" H 2800 2250 50 0001 C CNN
1 2800 2250
1 0 0 -1
$EndComp
$Comp
L R R?
U 1 1 593487DE
P 2800 2000
F 0 "R?" V 2880 2000 50 0000 C CNN
F 1 "1M" V 2800 2000 50 0000 C CNN
F 2 "" V 2730 2000 50 0001 C CNN
F 3 "" H 2800 2000 50 0001 C CNN
1 2800 2000
0 -1 -1 0
$EndComp
$Comp
L C C?
U 1 1 59348C90
P 2050 2150
F 0 "C?" H 2075 2250 50 0000 L CNN
F 1 "27p" H 2075 2050 50 0000 L CNN
F 2 "" H 2088 2000 50 0001 C CNN
F 3 "" H 2050 2150 50 0001 C CNN
1 2050 2150
1 0 0 -1
$EndComp
$Comp
L C C?
U 1 1 59348F37
P 3550 2150
F 0 "C?" H 3575 2250 50 0000 L CNN
F 1 "27p" H 3575 2050 50 0000 L CNN
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F 3 "" H 3550 2150 50 0001 C CNN
1 3550 2150
1 0 0 -1
$EndComp
$Comp
L Earth #PWR?
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P 2050 2350
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F 2 "" H 2050 2350 50 0001 C CNN
F 3 "" H 2050 2350 50 0001 C CNN
1 2050 2350
1 0 0 -1
$EndComp
$Comp
L Earth #PWR?
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P 3550 2350
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F 3 "" H 3550 2350 50 0001 C CNN
1 3550 2350
1 0 0 -1
$EndComp
NoConn ~ 2300 3000
NoConn ~ 2300 2700
NoConn ~ 2300 2800
NoConn ~ 3350 2700
NoConn ~ 3350 3000
NoConn ~ 3350 3100
NoConn ~ 3350 3200
$Comp
L +3V3 #PWR?
U 1 1 59349848
P 2050 3200
F 0 "#PWR?" H 2050 3050 50 0001 C CNN
F 1 "+3V3" H 2050 3340 50 0000 C CNN
F 2 "" H 2050 3200 50 0001 C CNN
F 3 "" H 2050 3200 50 0001 C CNN
1 2050 3200
0 -1 -1 0
$EndComp
$Comp
L +3V3 #PWR?
U 1 1 59349CA0
P 3600 2750
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F 3 "" H 3600 2750 50 0001 C CNN
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1 0 0 -1
$EndComp
$Comp
L C C?
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F 3 "" H 4300 3400 50 0001 C CNN
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0 1 1 0
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$Comp
L Earth #PWR?
U 1 1 5934A02A
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F 1 "Earth" H 4450 4000 50 0001 C CNN
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F 3 "" H 4450 4150 50 0001 C CNN
1 4450 4150
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$EndComp
$Comp
L CP C?
U 1 1 5934A14D
P 4250 3750
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F 3 "" H 4250 3750 50 0001 C CNN
1 4250 3750
1 0 0 -1
$EndComp
$Comp
L Earth #PWR?
U 1 1 5934A2A9
P 4250 4150
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F 1 "Earth" H 4250 4000 50 0001 C CNN
F 2 "" H 4250 4150 50 0001 C CNN
F 3 "" H 4250 4150 50 0001 C CNN
1 4250 4150
1 0 0 -1
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$Comp
L C C?
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1 1950 3950
-1 0 0 1
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$Comp
L Earth #PWR?
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1 3850 4150
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$Comp
L Earth #PWR?
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F 3 "" H 1950 4150 50 0001 C CNN
1 1950 4150
1 0 0 -1
$EndComp
Text Label 2100 4800 1 60 ~ 0
LUSB
Text Label 3550 4800 1 60 ~ 0
RUSB
$Comp
L Earth #PWR?
U 1 1 5934B062
P 4050 4150
F 0 "#PWR?" H 4050 3900 50 0001 C CNN
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1 4050 4150
1 0 0 -1
$EndComp
$Comp
L Earth #PWR?
U 1 1 5934B239
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1 1750 4150
1 0 0 -1
$EndComp
$Comp
L L_Small L?
U 1 1 5934B57E
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F 3 "" H 1500 2200 50 0001 C CNN
1 1500 2200
1 0 0 -1
$EndComp
$Comp
L CP C?
U 1 1 5934B839
P 1250 2550
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1 1250 2550
1 0 0 -1
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$Comp
L Earth #PWR?
U 1 1 5934BAB4
P 1250 2600
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F 3 "" H 1250 2600 50 0001 C CNN
1 1250 2600
1 0 0 -1
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$Comp
L C C?
U 1 1 5934BF3E
P 1500 3700
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1 1500 3700
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$Comp
L Earth #PWR?
U 1 1 5934C0E0
P 1500 4150
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1 1500 4150
1 0 0 -1
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Wire Wire Line
850 1600 850 1750
Wire Wire Line
950 1600 950 1750
Wire Wire Line
1450 1300 1250 1300
Wire Wire Line
1250 1200 1450 1200
Wire Notes Line
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Wire Notes Line
650 1950 1150 1950
Wire Notes Line
1150 1950 1150 1700
Wire Notes Line
1150 1700 650 1700
Wire Wire Line
3600 1050 5500 1050
Wire Wire Line
1250 1000 1900 1000
Wire Wire Line
2100 1000 2500 1000
Wire Wire Line
2150 1050 2150 1000
Connection ~ 2150 1000
Wire Wire Line
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Connection ~ 2350 1000
Wire Wire Line
1700 1050 1700 1000
Connection ~ 1700 1000
Wire Wire Line
1700 1350 1700 1750
Wire Wire Line
2350 1750 2350 1350
Wire Wire Line
2150 1350 2150 1750
Wire Wire Line
3600 950 3600 650
Wire Wire Line
3600 1150 3600 1450
Wire Wire Line
3800 700 3800 650
Connection ~ 3800 650
Wire Wire Line
3800 1000 3800 1100
Connection ~ 3800 1050
Wire Wire Line
3800 1400 3800 1450
Connection ~ 3800 1450
Wire Wire Line
4050 1000 4050 1100
Connection ~ 4050 1050
Wire Wire Line
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Connection ~ 4050 650
Wire Wire Line
4050 1450 4050 1400
Connection ~ 4050 1450
Wire Wire Line
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Wire Wire Line
3600 650 4300 650
Wire Wire Line
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Wire Wire Line
4500 1450 5000 1450
Wire Wire Line Wire Wire Line
4700 1000 4700 1100 4700 1000 4700 1100
Connection ~ 4700 1050 Connection ~ 4700 1050
@ -390,28 +758,273 @@ Wire Wire Line
Connection ~ 4700 650 Connection ~ 4700 650
Wire Wire Line Wire Wire Line
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$Comp
L Earth #PWR?
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1 2500 1750
1 0 0 -1
$EndComp
Connection ~ 4850 1450 Connection ~ 4850 1450
Connection ~ 4850 650 Connection ~ 4850 650
Wire Wire Line
2050 2000 2650 2000
Wire Wire Line
2600 2000 2600 2250
Wire Wire Line
2300 2250 2650 2250
Wire Wire Line
2300 2250 2300 2600
Connection ~ 2600 2250
Wire Wire Line
2950 2250 3350 2250
Wire Wire Line
3350 2250 3350 2600
Wire Wire Line
2950 2000 3550 2000
Wire Wire Line
3000 2000 3000 2250
Connection ~ 3000 2250
Connection ~ 2600 2000
Connection ~ 3000 2000
Wire Wire Line
2050 2350 2050 2300
Wire Wire Line
3550 2350 3550 2300
Wire Wire Line
3600 3300 3350 3300
Wire Wire Line
3600 2750 3600 3300
Wire Wire Line
3600 2800 3350 2800
Wire Wire Line
3350 2900 3600 2900
Connection ~ 3600 2900
Wire Wire Line
2050 3200 2300 3200
Connection ~ 3600 2800
Wire Wire Line
3350 3400 4150 3400
Wire Wire Line
4450 3400 4450 4150
Wire Wire Line
3350 3500 4450 3500
Connection ~ 4450 3500
Wire Wire Line
3350 3600 4250 3600
Wire Wire Line
4250 4150 4250 3900
Wire Wire Line
3850 3800 3350 3800
Wire Wire Line
3850 4100 3850 4150
Wire Wire Line
2300 3800 1950 3800
Wire Wire Line
1950 4150 1950 4100
Wire Wire Line
1750 3700 2300 3700
Wire Wire Line
1750 3100 1750 4150
Wire Wire Line
3350 3700 4050 3700
Wire Wire Line
4050 3700 4050 4150
Wire Wire Line
2300 3600 1750 3600
Connection ~ 1750 3700
Wire Wire Line
1500 1000 1500 2100
Connection ~ 1500 1000
Wire Wire Line
1250 2400 1500 2400
Wire Wire Line
1500 2300 1500 3550
Wire Wire Line
1250 2600 1250 2550
Wire Wire Line
1500 3500 2300 3500
Wire Wire Line
1500 3850 1500 4150
Connection ~ 1500 3500
Connection ~ 1500 2400
Text Label 1600 3300 0 60 ~ 0
D-
Text Label 1050 3400 0 60 ~ 0
D+
Connection ~ 1750 3600
$Comp $Comp
L GNDPWR #PWR? L C C?
U 1 1 59307337 U 1 1 5934D473
P 5500 1050 P 2050 2950
F 0 "#PWR?" H 5500 850 50 0001 C CNN F 0 "C?" H 2075 3050 50 0000 L CNN
F 1 "GNDPWR" H 5500 920 50 0000 C CNN F 1 "200n" H 2075 2850 50 0000 L CNN
F 2 "" H 5500 1000 50 0001 C CNN F 2 "" H 2088 2800 50 0001 C CNN
F 3 "" H 5500 1000 50 0001 C CNN F 3 "" H 2050 2950 50 0001 C CNN
1 5500 1050 1 2050 2950
-1 0 0 1
$EndComp
Wire Wire Line
1750 3100 2300 3100
Connection ~ 2050 3100
Wire Wire Line
2200 2800 2200 3200
Wire Wire Line
2200 2800 2050 2800
Connection ~ 2200 3200
Wire Wire Line
2200 2900 2300 2900
Connection ~ 2200 2900
$Comp
L R R?
U 1 1 5934E099
P 2050 3300
F 0 "R?" V 2130 3300 50 0000 C CNN
F 1 "22" V 2050 3300 50 0000 C CNN
F 2 "" V 1980 3300 50 0001 C CNN
F 3 "" H 2050 3300 50 0001 C CNN
1 2050 3300
0 1 1 0
$EndComp
$Comp
L R R?
U 1 1 5934E1D2
P 1750 3400
F 0 "R?" V 1830 3400 50 0000 C CNN
F 1 "22" V 1750 3400 50 0000 C CNN
F 2 "" V 1680 3400 50 0001 C CNN
F 3 "" H 1750 3400 50 0001 C CNN
1 1750 3400
0 -1 -1 0
$EndComp
Wire Wire Line
1900 3400 2300 3400
Wire Wire Line
2300 3300 2200 3300
Wire Wire Line
1600 3300 1900 3300
Wire Wire Line
1050 3400 1600 3400
$Comp
L R R?
U 1 1 5934E5F3
P 1350 3100
F 0 "R?" V 1430 3100 50 0000 C CNN
F 1 "1k5" V 1350 3100 50 0000 C CNN
F 2 "" V 1280 3100 50 0001 C CNN
F 3 "" H 1350 3100 50 0001 C CNN
1 1350 3100
1 0 0 -1 1 0 0 -1
$EndComp $EndComp
$Comp
L +3V3 #PWR?
U 1 1 5934E698
P 1350 2900
F 0 "#PWR?" H 1350 2750 50 0001 C CNN
F 1 "+3V3" H 1350 3040 50 0000 C CNN
F 2 "" H 1350 2900 50 0001 C CNN
F 3 "" H 1350 2900 50 0001 C CNN
1 1350 2900
1 0 0 -1
$EndComp
Wire Wire Line
1350 2900 1350 2950
Wire Wire Line
1350 3250 1350 3400
Connection ~ 1350 3400
Wire Wire Line
3350 3900 3550 3900
Wire Wire Line
3550 3900 3550 4250
$Comp
L R R?
U 1 1 5934ED7E
P 3350 4150
F 0 "R?" V 3430 4150 50 0000 C CNN
F 1 "16" V 3350 4150 50 0000 C CNN
F 2 "" V 3280 4150 50 0001 C CNN
F 3 "" H 3350 4150 50 0001 C CNN
1 3350 4150
0 1 1 0
$EndComp
$Comp
L C C?
U 1 1 5934F029
P 3000 4150
F 0 "C?" H 3025 4250 50 0000 L CNN
F 1 "22n" H 3025 4050 50 0000 L CNN
F 2 "" H 3038 4000 50 0001 C CNN
F 3 "" H 3000 4150 50 0001 C CNN
1 3000 4150
0 -1 -1 0
$EndComp
$Comp
L C C?
U 1 1 5934F52B
P 3550 4400
F 0 "C?" H 3575 4500 50 0000 L CNN
F 1 "1u" H 3575 4300 50 0000 L CNN
F 2 "" H 3588 4250 50 0001 C CNN
F 3 "" H 3550 4400 50 0001 C CNN
1 3550 4400
1 0 0 -1
$EndComp
Wire Wire Line
3550 4550 3550 4800
Wire Wire Line
3550 4150 3500 4150
Connection ~ 3550 4150
Wire Wire Line
3200 4150 3150 4150
$Comp
L C C?
U 1 1 5934FA03
P 2600 4150
F 0 "C?" H 2625 4250 50 0000 L CNN
F 1 "22n" H 2625 4050 50 0000 L CNN
F 2 "" H 2638 4000 50 0001 C CNN
F 3 "" H 2600 4150 50 0001 C CNN
1 2600 4150
0 -1 -1 0
$EndComp
$Comp
L R R?
U 1 1 5934FAAF
P 2250 4150
F 0 "R?" V 2330 4150 50 0000 C CNN
F 1 "16" V 2250 4150 50 0000 C CNN
F 2 "" V 2180 4150 50 0001 C CNN
F 3 "" H 2250 4150 50 0001 C CNN
1 2250 4150
0 1 1 0
$EndComp
Wire Wire Line
2100 3900 2100 4250
Wire Wire Line
2100 3900 2300 3900
Connection ~ 2100 4150
Wire Wire Line
2400 4150 2450 4150
Wire Wire Line
2750 4150 2850 4150
Wire Wire Line
2800 4150 2800 4250
Connection ~ 2800 4150
$Comp
L Earth #PWR?
U 1 1 5934FEA4
P 2800 4250
F 0 "#PWR?" H 2800 4000 50 0001 C CNN
F 1 "Earth" H 2800 4100 50 0001 C CNN
F 2 "" H 2800 4250 50 0001 C CNN
F 3 "" H 2800 4250 50 0001 C CNN
1 2800 4250
1 0 0 -1
$EndComp
$Comp
L C C?
U 1 1 593501B5
P 2100 4400
F 0 "C?" H 2125 4500 50 0000 L CNN
F 1 "1u" H 2125 4300 50 0000 L CNN
F 2 "" H 2138 4250 50 0001 C CNN
F 3 "" H 2100 4400 50 0001 C CNN
1 2100 4400
1 0 0 -1
$EndComp
Wire Wire Line
2100 4800 2100 4550
$EndSCHEMATC $EndSCHEMATC