summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorDaniel Silverstone <dsilvers@digital-scurf.org>2016-02-25 09:29:41 +0000
committerDaniel Silverstone <dsilvers@digital-scurf.org>2016-02-25 09:29:41 +0000
commit0385639ead680aa5f00a8deccd03f070509596a0 (patch)
treefdd6fe535cf7ac5c840c8bff1053d33b377374b5
parent9a59753427f849e068481a4ae46f99f12dfe7a6a (diff)
downloadsamdac-0-1.tar.bz2
Update the schematic and also add a rough pdf plot0-1
-rw-r--r--audio_in.sch20
-rw-r--r--audio_out.sch400
-rw-r--r--microcontroller.sch22
-rw-r--r--power.sch50
-rw-r--r--samdac-sch.pdfbin0 -> 408701 bytes
-rw-r--r--samdac.pro13
-rw-r--r--samdac.sch2
7 files changed, 301 insertions, 206 deletions
diff --git a/audio_in.sch b/audio_in.sch
index 6a68569..d7be309 100644
--- a/audio_in.sch
+++ b/audio_in.sch
@@ -399,7 +399,7 @@ Wire Wire Line
9300 5050 9300 5150
Connection ~ 9300 5150
Wire Wire Line
- 10050 4650 10700 4650
+ 10050 4650 11000 4650
Text Label 10150 4650 0 60 ~ 0
3v3-SRC_F
$Comp
@@ -845,4 +845,22 @@ Text HLabel 2150 1800 0 60 Output ~ 0
LRCK
Text HLabel 2150 2000 0 60 Output ~ 0
SDAT
+Text Notes 2300 6900 0 60 ~ 0
+These power oscillators are both powered from the 3.3v\nsupply generated for the sample rate converter\nand only feed into the SRC directly.
+Text Notes 7550 4500 0 60 ~ 0
+The first 10uF is to stabilise the LDO,\nthe other capacitors are to be used in pairs\nnext to supply pins.
+Text Notes 6350 2250 0 60 ~ 0
+R7 might need to be a 100nF capacitor\nor a 0R link. Unsure yet.
+$Comp
+L PWR_FLAG #FLG5
+U 1 1 56CED483
+P 10850 4650
+F 0 "#FLG5" H 10850 4745 50 0001 C CNN
+F 1 "PWR_FLAG" H 10850 4874 50 0000 C CNN
+F 2 "" H 10850 4650 50 0000 C CNN
+F 3 "" H 10850 4650 50 0000 C CNN
+ 1 10850 4650
+ 1 0 0 -1
+$EndComp
+Connection ~ 10850 4650
$EndSCHEMATC
diff --git a/audio_out.sch b/audio_out.sch
index 1039b44..a344cd2 100644
--- a/audio_out.sch
+++ b/audio_out.sch
@@ -69,105 +69,105 @@ BCK
$Comp
L PJRAS2X1S0xxxx P5
U 1 1 56C8D496
-P 2300 7250
-F 0 "P5" H 2300 7807 60 0000 C CNN
-F 1 "PJRAS2X1S02AUX" H 2300 7701 60 0000 C CNN
-F 2 "digitalscurf:PJRAS2X1S0xxxx" H 2440 7230 60 0001 C CNN
-F 3 "" H 2440 7230 60 0000 C CNN
- 1 2300 7250
+P 3600 6200
+F 0 "P5" H 3600 6757 60 0000 C CNN
+F 1 "PJRAS2X1S02AUX" H 3600 6651 60 0000 C CNN
+F 2 "digitalscurf:PJRAS2X1S0xxxx" H 3740 6180 60 0001 C CNN
+F 3 "" H 3740 6180 60 0000 C CNN
+ 1 3600 6200
1 0 0 -1
$EndComp
$Comp
L GNDA #PWR30
U 1 1 56C8DB7D
-P 2550 7300
-F 0 "#PWR30" H 2550 7050 50 0001 C CNN
-F 1 "GNDA" H 2558 7126 50 0000 C CNN
-F 2 "" H 2550 7300 50 0000 C CNN
-F 3 "" H 2550 7300 50 0000 C CNN
- 1 2550 7300
+P 3850 6250
+F 0 "#PWR30" H 3850 6000 50 0001 C CNN
+F 1 "GNDA" H 3858 6076 50 0000 C CNN
+F 2 "" H 3850 6250 50 0000 C CNN
+F 3 "" H 3850 6250 50 0000 C CNN
+ 1 3850 6250
1 0 0 -1
$EndComp
$Comp
-L GNDA #PWR27
+L GNDA #PWR29
U 1 1 56C8DB97
-P 2050 7300
-F 0 "#PWR27" H 2050 7050 50 0001 C CNN
-F 1 "GNDA" H 2058 7126 50 0000 C CNN
-F 2 "" H 2050 7300 50 0000 C CNN
-F 3 "" H 2050 7300 50 0000 C CNN
- 1 2050 7300
+P 3350 6250
+F 0 "#PWR29" H 3350 6000 50 0001 C CNN
+F 1 "GNDA" H 3358 6076 50 0000 C CNN
+F 2 "" H 3350 6250 50 0000 C CNN
+F 3 "" H 3350 6250 50 0000 C CNN
+ 1 3350 6250
1 0 0 -1
$EndComp
$Comp
L C C33
U 1 1 56C8DEF1
-P 3050 7150
-F 0 "C33" H 3165 7196 50 0000 L CNN
-F 1 "2.2nF" H 3165 7104 50 0000 L CNN
-F 2 "Capacitors_ThroughHole:C_Rect_L7_W4.5_P5" H 3088 7000 50 0001 C CNN
-F 3 "" H 3050 7150 50 0000 C CNN
- 1 3050 7150
+P 4350 6100
+F 0 "C33" H 4465 6146 50 0000 L CNN
+F 1 "2.2nF" H 4465 6054 50 0000 L CNN
+F 2 "Capacitors_ThroughHole:C_Rect_L7_W4.5_P5" H 4388 5950 50 0001 C CNN
+F 3 "" H 4350 6100 50 0000 C CNN
+ 1 4350 6100
1 0 0 -1
$EndComp
$Comp
L C C32
U 1 1 56C8DF37
-P 1550 7150
-F 0 "C32" H 1665 7196 50 0000 L CNN
-F 1 "2.2nF" H 1665 7104 50 0000 L CNN
-F 2 "Capacitors_ThroughHole:C_Rect_L7_W4.5_P5" H 1588 7000 50 0001 C CNN
-F 3 "" H 1550 7150 50 0000 C CNN
- 1 1550 7150
+P 2850 6100
+F 0 "C32" H 2965 6146 50 0000 L CNN
+F 1 "2.2nF" H 2965 6054 50 0000 L CNN
+F 2 "Capacitors_ThroughHole:C_Rect_L7_W4.5_P5" H 2888 5950 50 0001 C CNN
+F 3 "" H 2850 6100 50 0000 C CNN
+ 1 2850 6100
1 0 0 -1
$EndComp
$Comp
-L GNDA #PWR24
+L GNDA #PWR28
U 1 1 56C8DFD1
-P 1550 7350
-F 0 "#PWR24" H 1550 7100 50 0001 C CNN
-F 1 "GNDA" H 1558 7176 50 0000 C CNN
-F 2 "" H 1550 7350 50 0000 C CNN
-F 3 "" H 1550 7350 50 0000 C CNN
- 1 1550 7350
+P 2850 6300
+F 0 "#PWR28" H 2850 6050 50 0001 C CNN
+F 1 "GNDA" H 2858 6126 50 0000 C CNN
+F 2 "" H 2850 6300 50 0000 C CNN
+F 3 "" H 2850 6300 50 0000 C CNN
+ 1 2850 6300
1 0 0 -1
$EndComp
$Comp
-L GNDA #PWR33
+L GNDA #PWR31
U 1 1 56C8DFE8
-P 3050 7350
-F 0 "#PWR33" H 3050 7100 50 0001 C CNN
-F 1 "GNDA" H 3058 7176 50 0000 C CNN
-F 2 "" H 3050 7350 50 0000 C CNN
-F 3 "" H 3050 7350 50 0000 C CNN
- 1 3050 7350
+P 4350 6300
+F 0 "#PWR31" H 4350 6050 50 0001 C CNN
+F 1 "GNDA" H 4358 6126 50 0000 C CNN
+F 2 "" H 4350 6300 50 0000 C CNN
+F 3 "" H 4350 6300 50 0000 C CNN
+ 1 4350 6300
1 0 0 -1
$EndComp
$Comp
L R R12
U 1 1 56C8E0F1
-P 3450 7000
-F 0 "R12" V 3242 7000 50 0000 C CNN
-F 1 "470R" V 3334 7000 50 0000 C CNN
-F 2 "Resistors_SMD:R_0805" V 3380 7000 50 0001 C CNN
-F 3 "" H 3450 7000 50 0000 C CNN
- 1 3450 7000
+P 4750 5950
+F 0 "R12" V 4542 5950 50 0000 C CNN
+F 1 "470R" V 4634 5950 50 0000 C CNN
+F 2 "Resistors_SMD:R_0805" V 4680 5950 50 0001 C CNN
+F 3 "" H 4750 5950 50 0000 C CNN
+ 1 4750 5950
0 1 1 0
$EndComp
$Comp
L R R11
U 1 1 56C8E160
-P 1150 7000
-F 0 "R11" V 942 7000 50 0000 C CNN
-F 1 "470R" V 1034 7000 50 0000 C CNN
-F 2 "Resistors_SMD:R_0805" V 1080 7000 50 0001 C CNN
-F 3 "" H 1150 7000 50 0000 C CNN
- 1 1150 7000
+P 2450 5950
+F 0 "R11" V 2242 5950 50 0000 C CNN
+F 1 "470R" V 2334 5950 50 0000 C CNN
+F 2 "Resistors_SMD:R_0805" V 2380 5950 50 0001 C CNN
+F 3 "" H 2450 5950 50 0000 C CNN
+ 1 2450 5950
0 1 1 0
$EndComp
-Text Label 3650 7000 0 60 ~ 0
+Text Label 4950 5950 0 60 ~ 0
OUTL
-Text Label 800 7000 0 60 ~ 0
+Text Label 2100 5950 0 60 ~ 0
OUTR
Text Label 4500 1350 0 60 ~ 0
OUTR
@@ -176,102 +176,102 @@ OUTL
$Comp
L MIC550X-xYMT U9
U 1 1 56CA1143
-P 4050 5300
-F 0 "U9" H 4050 5937 60 0000 C CNN
-F 1 "MIC550X-xYMT" H 4050 5831 60 0000 C CNN
-F 2 "TO_SOT_Packages_SMD:SOT-23-5" H 4050 5300 60 0001 C CNN
-F 3 "" H 4050 5300 60 0000 C CNN
- 1 4050 5300
+P 8150 5950
+F 0 "U9" H 8150 6587 60 0000 C CNN
+F 1 "MIC550X-xYMT" H 8150 6481 60 0000 C CNN
+F 2 "TO_SOT_Packages_SMD:SOT-23-5" H 8150 5950 60 0001 C CNN
+F 3 "" H 8150 5950 60 0000 C CNN
+ 1 8150 5950
1 0 0 -1
$EndComp
$Comp
-L GND #PWR32
+L GND #PWR36
U 1 1 56CA114E
-P 3000 5450
-F 0 "#PWR32" H 3000 5200 50 0001 C CNN
-F 1 "GND" H 3008 5276 50 0000 C CNN
-F 2 "" H 3000 5450 50 0000 C CNN
-F 3 "" H 3000 5450 50 0000 C CNN
- 1 3000 5450
+P 7100 6100
+F 0 "#PWR36" H 7100 5850 50 0001 C CNN
+F 1 "GND" H 7108 5926 50 0000 C CNN
+F 2 "" H 7100 6100 50 0000 C CNN
+F 3 "" H 7100 6100 50 0000 C CNN
+ 1 7100 6100
1 0 0 -1
$EndComp
$Comp
-L +5V #PWR31
+L +5V #PWR35
U 1 1 56CA1159
-P 3000 4900
-F 0 "#PWR31" H 3000 4750 50 0001 C CNN
-F 1 "+5V" H 3018 5074 50 0000 C CNN
-F 2 "" H 3000 4900 50 0000 C CNN
-F 3 "" H 3000 4900 50 0000 C CNN
- 1 3000 4900
+P 7100 5550
+F 0 "#PWR35" H 7100 5400 50 0001 C CNN
+F 1 "+5V" H 7118 5724 50 0000 C CNN
+F 2 "" H 7100 5550 50 0000 C CNN
+F 3 "" H 7100 5550 50 0000 C CNN
+ 1 7100 5550
1 0 0 -1
$EndComp
$Comp
L C C44
U 1 1 56CA115F
-P 3100 5200
-F 0 "C44" H 3215 5246 50 0000 L CNN
-F 1 "1uF" H 3215 5154 50 0000 L CNN
-F 2 "Capacitors_SMD:C_0805" H 3138 5050 50 0001 C CNN
-F 3 "" H 3100 5200 50 0000 C CNN
- 1 3100 5200
+P 7200 5850
+F 0 "C44" H 7315 5896 50 0000 L CNN
+F 1 "1uF" H 7315 5804 50 0000 L CNN
+F 2 "Capacitors_SMD:C_0805" H 7238 5700 50 0001 C CNN
+F 3 "" H 7200 5850 50 0000 C CNN
+ 1 7200 5850
1 0 0 -1
$EndComp
$Comp
L C C45
U 1 1 56CA116A
-P 5050 5200
-F 0 "C45" H 5165 5246 50 0000 L CNN
-F 1 "10uF" H 5165 5154 50 0000 L CNN
-F 2 "Capacitors_SMD:C_0805" H 5088 5050 50 0001 C CNN
-F 3 "" H 5050 5200 50 0000 C CNN
- 1 5050 5200
+P 9150 5850
+F 0 "C45" H 9265 5896 50 0000 L CNN
+F 1 "10uF" H 9265 5804 50 0000 L CNN
+F 2 "Capacitors_SMD:C_0805" H 9188 5700 50 0001 C CNN
+F 3 "" H 9150 5850 50 0000 C CNN
+ 1 9150 5850
1 0 0 -1
$EndComp
$Comp
L STARPOINT W2
U 1 1 56CA174D
-P 5600 5450
-F 0 "W2" H 5600 5682 50 0000 C CNN
-F 1 "STARPOINT" H 5600 5590 50 0000 C CNN
-F 2 "digitalscurf:STARPOINT-1mm" H 5600 5350 50 0001 C CNN
-F 3 "" H 5600 5450 60 0000 C CNN
- 1 5600 5450
+P 9700 6100
+F 0 "W2" H 9700 6332 50 0000 C CNN
+F 1 "STARPOINT" H 9700 6240 50 0000 C CNN
+F 2 "digitalscurf:STARPOINT-1mm" H 9700 6000 50 0001 C CNN
+F 3 "" H 9700 6100 60 0000 C CNN
+ 1 9700 6100
1 0 0 -1
$EndComp
$Comp
L GNDA #PWR37
U 1 1 56CA17E9
-P 6800 5450
-F 0 "#PWR37" H 6800 5200 50 0001 C CNN
-F 1 "GNDA" H 6808 5276 50 0000 C CNN
-F 2 "" H 6800 5450 50 0000 C CNN
-F 3 "" H 6800 5450 50 0000 C CNN
- 1 6800 5450
+P 10900 6100
+F 0 "#PWR37" H 10900 5850 50 0001 C CNN
+F 1 "GNDA" H 10908 5926 50 0000 C CNN
+F 2 "" H 10900 6100 50 0000 C CNN
+F 3 "" H 10900 6100 50 0000 C CNN
+ 1 10900 6100
1 0 0 -1
$EndComp
-Text Label 4750 4950 0 60 ~ 0
+Text Label 8850 5600 0 60 ~ 0
3v3-DAC
$Comp
L FILTER FB3
U 1 1 56CA1AA3
-P 5500 4950
-F 0 "FB3" H 5500 5191 50 0000 C CNN
-F 1 "FILTER" H 5500 5099 50 0000 C CNN
-F 2 "Resistors_SMD:R_0805" H 5500 4950 50 0001 C CNN
-F 3 "" H 5500 4950 50 0000 C CNN
- 1 5500 4950
+P 9600 5600
+F 0 "FB3" H 9600 5841 50 0000 C CNN
+F 1 "FILTER" H 9600 5749 50 0000 C CNN
+F 2 "Resistors_SMD:R_0805" H 9600 5600 50 0001 C CNN
+F 3 "" H 9600 5600 50 0000 C CNN
+ 1 9600 5600
1 0 0 -1
$EndComp
$Comp
L C C46
U 1 1 56CA1B8B
-P 6550 5200
-F 0 "C46" H 6665 5246 50 0000 L CNN
-F 1 "10uF" H 6665 5154 50 0000 L CNN
-F 2 "Capacitors_SMD:C_0805" H 6588 5050 50 0001 C CNN
-F 3 "" H 6550 5200 50 0000 C CNN
- 1 6550 5200
+P 10650 5850
+F 0 "C46" H 10765 5896 50 0000 L CNN
+F 1 "10uF" H 10765 5804 50 0000 L CNN
+F 2 "Capacitors_SMD:C_0805" H 10688 5700 50 0001 C CNN
+F 3 "" H 10650 5850 50 0000 C CNN
+ 1 10650 5850
1 0 0 -1
$EndComp
Wire Wire Line
@@ -281,66 +281,66 @@ Wire Wire Line
Wire Wire Line
4450 1750 4850 1750
Wire Wire Line
- 2050 7250 2050 7300
+ 3350 6200 3350 6250
Wire Wire Line
- 2550 7250 2550 7300
+ 3850 6200 3850 6250
Wire Wire Line
- 2900 7000 3300 7000
+ 4200 5950 4600 5950
Wire Wire Line
- 1300 7000 1700 7000
-Connection ~ 1550 7000
-Connection ~ 3050 7000
+ 2600 5950 3000 5950
+Connection ~ 2850 5950
+Connection ~ 4350 5950
Wire Wire Line
- 3050 7300 3050 7350
+ 4350 6250 4350 6300
Wire Wire Line
- 1550 7300 1550 7350
+ 2850 6250 2850 6300
Wire Wire Line
- 1000 7000 750 7000
+ 2300 5950 2050 5950
Wire Wire Line
- 3600 7000 3800 7000
+ 4900 5950 5100 5950
Wire Wire Line
4450 1350 4800 1350
Wire Wire Line
4450 1250 4800 1250
Wire Wire Line
- 3000 4950 3600 4950
+ 7100 5600 7700 5600
Wire Wire Line
- 3600 5100 3400 5100
+ 7700 5750 7500 5750
Wire Wire Line
- 3400 5100 3400 4950
-Connection ~ 3400 4950
+ 7500 5750 7500 5600
+Connection ~ 7500 5600
Wire Wire Line
- 4500 4950 5150 4950
+ 8600 5600 9250 5600
Wire Wire Line
- 4050 5450 4050 5400
+ 8150 6100 8150 6050
Wire Wire Line
- 3000 5450 5500 5450
-Connection ~ 4050 5450
+ 7100 6100 9600 6100
+Connection ~ 8150 6100
Wire Wire Line
- 3000 4950 3000 4900
+ 7100 5600 7100 5550
Wire Wire Line
- 3100 5350 3100 5450
-Connection ~ 3100 5450
+ 7200 6000 7200 6100
+Connection ~ 7200 6100
Wire Wire Line
- 3100 5050 3100 4950
-Connection ~ 3100 4950
+ 7200 5700 7200 5600
+Connection ~ 7200 5600
Wire Wire Line
- 4600 5350 4600 5450
-Connection ~ 4600 5450
+ 8700 6000 8700 6100
+Connection ~ 8700 6100
Wire Wire Line
- 4600 5050 4600 4950
-Connection ~ 4600 4950
+ 8700 5700 8700 5600
+Connection ~ 8700 5600
Wire Wire Line
- 5700 5450 6800 5450
+ 9800 6100 10900 6100
Wire Wire Line
- 5850 4950 6800 4950
+ 9950 5600 10900 5600
Wire Wire Line
- 6050 5450 6050 5350
-Connection ~ 6050 5450
+ 10150 6100 10150 6000
+Connection ~ 10150 6100
Wire Wire Line
- 6050 5050 6050 4950
-Connection ~ 6050 4950
-Text Label 5900 4950 0 60 ~ 0
+ 10150 5700 10150 5600
+Connection ~ 10150 5600
+Text Label 10000 5600 0 60 ~ 0
3v3-DAC-A
Wire Wire Line
3250 1250 3050 1250
@@ -379,10 +379,10 @@ Wire Wire Line
Wire Wire Line
1950 1350 1950 1400
$Comp
-L GND #PWR25
+L GND #PWR24
U 1 1 56CA2A00
P 1950 1400
-F 0 "#PWR25" H 1950 1150 50 0001 C CNN
+F 0 "#PWR24" H 1950 1150 50 0001 C CNN
F 1 "GND" H 1958 1226 50 0000 C CNN
F 2 "" H 1950 1400 50 0000 C CNN
F 3 "" H 1950 1400 50 0000 C CNN
@@ -455,10 +455,10 @@ Wire Wire Line
Wire Wire Line
1950 2050 1950 2100
$Comp
-L GNDA #PWR26
+L GNDA #PWR25
U 1 1 56CA319C
P 1950 2100
-F 0 "#PWR26" H 1950 1850 50 0001 C CNN
+F 0 "#PWR25" H 1950 1850 50 0001 C CNN
F 1 "GNDA" H 1958 1926 50 0000 C CNN
F 2 "" H 1950 2100 50 0000 C CNN
F 3 "" H 1950 2100 50 0000 C CNN
@@ -502,10 +502,10 @@ Wire Wire Line
Wire Wire Line
2200 2450 2200 2500
$Comp
-L GNDA #PWR29
+L GNDA #PWR27
U 1 1 56CA3693
P 2200 2500
-F 0 "#PWR29" H 2200 2250 50 0001 C CNN
+F 0 "#PWR27" H 2200 2250 50 0001 C CNN
F 1 "GNDA" H 2208 2326 50 0000 C CNN
F 2 "" H 2200 2500 50 0000 C CNN
F 3 "" H 2200 2500 50 0000 C CNN
@@ -563,10 +563,10 @@ Connection ~ 2400 3100
Connection ~ 2400 2800
Connection ~ 2800 2800
$Comp
-L GNDA #PWR28
+L GNDA #PWR26
U 1 1 56CA4340
P 2150 3150
-F 0 "#PWR28" H 2150 2900 50 0001 C CNN
+F 0 "#PWR26" H 2150 2900 50 0001 C CNN
F 1 "GNDA" H 2158 2976 50 0000 C CNN
F 2 "" H 2150 3150 50 0000 C CNN
F 3 "" H 2150 3150 50 0000 C CNN
@@ -581,10 +581,10 @@ Wire Wire Line
4450 2250 4800 2250
Connection ~ 4800 2250
$Comp
-L GND #PWR34
+L GND #PWR32
U 1 1 56CA51D4
P 4800 2400
-F 0 "#PWR34" H 4800 2150 50 0001 C CNN
+F 0 "#PWR32" H 4800 2150 50 0001 C CNN
F 1 "GND" H 4808 2226 50 0000 C CNN
F 2 "" H 4800 2400 50 0000 C CNN
F 3 "" H 4800 2400 50 0000 C CNN
@@ -627,10 +627,10 @@ Connection ~ 5850 2050
Wire Wire Line
5850 1750 5850 1700
$Comp
-L GND #PWR36
+L GND #PWR34
U 1 1 56CA6302
P 5850 2850
-F 0 "#PWR36" H 5850 2600 50 0001 C CNN
+F 0 "#PWR34" H 5850 2600 50 0001 C CNN
F 1 "GND" H 5858 2676 50 0000 C CNN
F 2 "" H 5850 2850 50 0000 C CNN
F 3 "" H 5850 2850 50 0000 C CNN
@@ -638,10 +638,10 @@ F 3 "" H 5850 2850 50 0000 C CNN
1 0 0 -1
$EndComp
$Comp
-L +5V #PWR35
+L +5V #PWR33
U 1 1 56CA638E
P 5850 1700
-F 0 "#PWR35" H 5850 1550 50 0001 C CNN
+F 0 "#PWR33" H 5850 1550 50 0001 C CNN
F 1 "+5V" H 5868 1874 50 0000 C CNN
F 2 "" H 5850 1700 50 0000 C CNN
F 3 "" H 5850 1700 50 0000 C CNN
@@ -689,37 +689,37 @@ $EndComp
$Comp
L CP C47
U 1 1 56CBA8FC
-P 4600 5200
-F 0 "C47" H 4718 5246 50 0000 L CNN
-F 1 "100uF" H 4718 5154 50 0000 L CNN
-F 2 "Capacitors_ThroughHole:C_Radial_D7.5_L11.2_P2.5" H 4638 5050 50 0001 C CNN
-F 3 "" H 4600 5200 50 0000 C CNN
- 1 4600 5200
+P 8700 5850
+F 0 "C47" H 8818 5896 50 0000 L CNN
+F 1 "100uF" H 8818 5804 50 0000 L CNN
+F 2 "Capacitors_ThroughHole:C_Radial_D7.5_L11.2_P2.5" H 8738 5700 50 0001 C CNN
+F 3 "" H 8700 5850 50 0000 C CNN
+ 1 8700 5850
1 0 0 -1
$EndComp
$Comp
L CP C48
U 1 1 56CBA9E3
-P 6050 5200
-F 0 "C48" H 6168 5246 50 0000 L CNN
-F 1 "100uF" H 6168 5154 50 0000 L CNN
-F 2 "Capacitors_ThroughHole:C_Radial_D7.5_L11.2_P2.5" H 6088 5050 50 0001 C CNN
-F 3 "" H 6050 5200 50 0000 C CNN
- 1 6050 5200
+P 10150 5850
+F 0 "C48" H 10268 5896 50 0000 L CNN
+F 1 "100uF" H 10268 5804 50 0000 L CNN
+F 2 "Capacitors_ThroughHole:C_Radial_D7.5_L11.2_P2.5" H 10188 5700 50 0001 C CNN
+F 3 "" H 10150 5850 50 0000 C CNN
+ 1 10150 5850
1 0 0 -1
$EndComp
Wire Wire Line
- 5050 5050 5050 4950
-Connection ~ 5050 4950
+ 9150 5700 9150 5600
+Connection ~ 9150 5600
Wire Wire Line
- 5050 5350 5050 5450
-Connection ~ 5050 5450
+ 9150 6000 9150 6100
+Connection ~ 9150 6100
Wire Wire Line
- 6550 5350 6550 5450
-Connection ~ 6550 5450
+ 10650 6000 10650 6100
+Connection ~ 10650 6100
Wire Wire Line
- 6550 5050 6550 4950
-Connection ~ 6550 4950
+ 10650 5700 10650 5600
+Connection ~ 10650 5600
Text Label 3050 2250 0 60 ~ 0
CAPM
Text Label 3050 2150 0 60 ~ 0
@@ -730,8 +730,36 @@ Text Label 3050 1550 0 60 ~ 0
LDO
Text Label 4600 2050 0 60 ~ 0
XSMT_f
-Text Label 2950 7000 0 60 ~ 0
+Text Label 4250 5950 0 60 ~ 0
TIP_L
-Text Label 1450 7000 0 60 ~ 0
+Text Label 2750 5950 0 60 ~ 0
TIP_R
+Text Notes 750 1000 0 60 ~ 0
+The decoupling capacitors should be near\nto the power pins, each have an independent\nvia to ground, and the trace should go from the supply\nvia the 10uF pad, then the 100nF pad, then to the\nsupply pin on the device.
+Text Notes 3300 3100 0 60 ~ 0
+The capacitor between the CAPM and CAPP\npins should be to the side of the chip, with\nthe traces passing under the chip
+Text Notes 7650 5200 0 60 ~ 0
+These capacitors are for a combination of stabilisation (the 10uF)\nand a large power supply well (the 100uF). The 100uF should be\ncloser to the DAC, with the 10uF by the LDOs
+$Comp
+L PWR_FLAG #FLG7
+U 1 1 56CECC2E
+P 10650 5600
+F 0 "#FLG7" H 10650 5695 50 0001 C CNN
+F 1 "PWR_FLAG" H 10650 5824 50 0000 C CNN
+F 2 "" H 10650 5600 50 0000 C CNN
+F 3 "" H 10650 5600 50 0000 C CNN
+ 1 10650 5600
+ 1 0 0 -1
+$EndComp
+$Comp
+L PWR_FLAG #FLG6
+U 1 1 56CEDCE8
+P 10150 6100
+F 0 "#FLG6" H 10150 6195 50 0001 C CNN
+F 1 "PWR_FLAG" H 10150 6323 50 0000 C CNN
+F 2 "" H 10150 6100 50 0000 C CNN
+F 3 "" H 10150 6100 50 0000 C CNN
+ 1 10150 6100
+ -1 0 0 1
+$EndComp
$EndSCHEMATC
diff --git a/microcontroller.sch b/microcontroller.sch
index 7c5f255..40b3fe9 100644
--- a/microcontroller.sch
+++ b/microcontroller.sch
@@ -75,9 +75,9 @@ $Comp
L CONN_02X05 P3
U 1 1 56B7989C
P 10200 5850
-F 0 "P3" H 10200 6516 50 0000 C CNN
-F 1 "CONN_02X10" H 10200 6424 50 0000 C CNN
-F 2 "Pin_Headers:Pin_Header_Straight_2x10" H 10200 4650 50 0001 C CNN
+F 0 "P3" H 10200 6300 50 0000 C CNN
+F 1 "CONN_02X10" H 10200 6200 50 0000 C CNN
+F 2 "Pin_Headers:Pin_Header_Straight_2x5" H 10200 4650 50 0001 C CNN
F 3 "" H 10200 4650 50 0000 C CNN
1 10200 5850
1 0 0 -1
@@ -392,7 +392,7 @@ Wire Notes Line
Wire Notes Line
5400 1100 4550 1100
Text Notes 4750 1050 0 60 ~ 0
-These two are for VDDA
+These two are for VDDA\nhowever since we're not running the ADCs\nwe don't really need a filter between the rails
Wire Wire Line
3750 2400 3250 2400
Text Label 3400 2400 0 60 ~ 0
@@ -769,8 +769,6 @@ Wire Wire Line
6750 3000 7100 3000
Wire Wire Line
6750 3100 7100 3100
-Wire Wire Line
- 6750 3200 7100 3200
Text HLabel 7100 2800 2 60 Input ~ 0
~SRCINT
Text HLabel 7100 2900 2 60 Output ~ 0
@@ -808,4 +806,16 @@ NoConn ~ 2700 7100
NoConn ~ 2700 7000
NoConn ~ 10050 3300
NoConn ~ 10050 3600
+Text Notes 950 3800 0 60 ~ 0
+These two pullups likely want to be fairly\nmid-trace on the board, rather than directly next\nto the STM32 itself.
+Text Notes 7300 5350 0 60 ~ 0
+There is decoupling on-board on the DAISY-24\nso these capacitors are only for stabilising the\nLDOs.
+Text Notes 8100 6400 0 60 ~ 0
+Note, this pin header might need to change to a 2mm or even a\n0.05" pitch rather than the 0.1" pitch footprint currently used.
+Text Notes 8800 3150 0 60 ~ 0
+Maybe diode-link the USB power into the 5v rail?
+Text Notes 550 6700 0 60 ~ 0
+Maybe use a resistor rather than\ndirectly linking TCK and RTCK?
+NoConn ~ 3750 4200
+NoConn ~ 6750 3200
$EndSCHEMATC
diff --git a/power.sch b/power.sch
index 91c377a..7d5e663 100644
--- a/power.sch
+++ b/power.sch
@@ -111,7 +111,7 @@ L CP C1
U 1 1 56B75785
P 4350 1800
F 0 "C1" H 4468 1846 50 0000 L CNN
-F 1 "100uF" H 4468 1754 50 0000 L CNN
+F 1 "1000uF" H 4468 1754 50 0000 L CNN
F 2 "Capacitors_ThroughHole:C_Radial_D7.5_L11.2_P2.5" H 4388 1650 50 0001 C CNN
F 3 "" H 4350 1800 50 0000 C CNN
1 4350 1800
@@ -185,18 +185,18 @@ $EndComp
$Comp
L +5V #PWR10
U 1 1 56B75B8C
-P 6500 1550
-F 0 "#PWR10" H 6500 1400 50 0001 C CNN
-F 1 "+5V" H 6518 1724 50 0000 C CNN
-F 2 "" H 6500 1550 50 0000 C CNN
-F 3 "" H 6500 1550 50 0000 C CNN
- 1 6500 1550
+P 6800 1550
+F 0 "#PWR10" H 6800 1400 50 0001 C CNN
+F 1 "+5V" H 6818 1724 50 0000 C CNN
+F 2 "" H 6800 1550 50 0000 C CNN
+F 3 "" H 6800 1550 50 0000 C CNN
+ 1 6800 1550
1 0 0 -1
$EndComp
Wire Wire Line
- 6500 1550 6500 1600
+ 6800 1550 6800 1600
Wire Wire Line
- 6500 1600 6400 1600
+ 6800 1600 6400 1600
$Comp
L USB_A P1
U 1 1 56B76511
@@ -252,11 +252,11 @@ Wire Wire Line
Wire Notes Line
2700 2450 2700 3150
Wire Notes Line
- 2700 3150 3500 3150
+ 2700 3150 3950 3150
Wire Notes Line
- 3500 3150 3500 2450
+ 3950 3150 3950 2450
Wire Notes Line
- 3500 2450 2700 2450
+ 3950 2450 2700 2450
Text Notes 2700 2400 0 60 ~ 0
Place close to input
$Comp
@@ -443,4 +443,30 @@ Connection ~ 4850 1600
Wire Wire Line
4850 1950 4850 2000
Connection ~ 4850 2000
+Text Notes 4100 2550 0 60 ~ 0
+This capacitors may need additional board area, footprints\nare currently set at 7.5mm.
+$Comp
+L PWR_FLAG #FLG3
+U 1 1 56CEAFF2
+P 3350 2800
+F 0 "#FLG3" H 3350 2895 50 0001 C CNN
+F 1 "PWR_FLAG" V 3350 2978 50 0000 L CNN
+F 2 "" H 3350 2800 50 0000 C CNN
+F 3 "" H 3350 2800 50 0000 C CNN
+ 1 3350 2800
+ 0 1 1 0
+$EndComp
+Connection ~ 3350 2800
+$Comp
+L PWR_FLAG #FLG4
+U 1 1 56CEC246
+P 6450 1600
+F 0 "#FLG4" H 6450 1695 50 0001 C CNN
+F 1 "PWR_FLAG" H 6450 1824 50 0000 C CNN
+F 2 "" H 6450 1600 50 0000 C CNN
+F 3 "" H 6450 1600 50 0000 C CNN
+ 1 6450 1600
+ 1 0 0 -1
+$EndComp
+Connection ~ 6450 1600
$EndSCHEMATC
diff --git a/samdac-sch.pdf b/samdac-sch.pdf
new file mode 100644
index 0000000..db759fa
--- /dev/null
+++ b/samdac-sch.pdf
Binary files differ
diff --git a/samdac.pro b/samdac.pro
index 93bee28..7447f52 100644
--- a/samdac.pro
+++ b/samdac.pro
@@ -1,4 +1,4 @@
-update=Sat 20 Feb 2016 10:26:20 GMT
+update=Wed 24 Feb 2016 21:03:45 GMT
version=1
last_client=kicad
[pcbnew]
@@ -64,3 +64,14 @@ LibName32=dr-power
LibName33=dr-usb
LibName34=dr-mechanical
LibName35=dr-logic
+[schematic_editor]
+version=1
+PageLayoutDescrFile=
+PlotDirectoryName=
+SubpartIdSeparator=0
+SubpartFirstId=65
+NetFmtName=
+SpiceForceRefPrefix=0
+SpiceUseNetNumbers=0
+LabSize=60
+ERC_TestSimilarLabels=1
diff --git a/samdac.sch b/samdac.sch
index b31c792..5f479f2 100644
--- a/samdac.sch
+++ b/samdac.sch
@@ -302,4 +302,6 @@ Wire Wire Line
1050 6150 1050 2650
Wire Wire Line
1050 2650 1250 2650
+Text Notes 4350 1950 0 60 ~ 0
+The SamDAC schematic is divided into four major parts.\n\n1. Input power, USB power, and mechanicals\n2. Audio input and sample rate conversion\n3. Audio output\n4. Control and display
$EndSCHEMATC